chrome/renderer/autofill/password_autofill_agent_browsertest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/strings/string_util.h"
   6 #include "base/strings/utf_string_conversions.h"
   7 #include "chrome/renderer/autofill/password_generation_test_utils.h"
   8 #include "chrome/test/base/chrome_render_view_test.h"
   9 #include "components/autofill/content/common/autofill_messages.h"
  10 #include "components/autofill/content/renderer/autofill_agent.h"
  11 #include "components/autofill/content/renderer/form_autofill_util.h"
  12 #include "components/autofill/content/renderer/password_autofill_agent.h"
  13 #include "components/autofill/content/renderer/test_password_autofill_agent.h"
  14 #include "components/autofill/content/renderer/test_password_generation_agent.h"
  15 #include "components/autofill/core/common/autofill_constants.h"
  16 #include "components/autofill/core/common/autofill_switches.h"
  17 #include "components/autofill/core/common/form_data.h"
  18 #include "components/autofill/core/common/form_field_data.h"
  19 #include "components/autofill/core/common/password_form_field_prediction_map.h"
  20 #include "content/public/renderer/render_frame.h"
  21 #include "testing/gtest/include/gtest/gtest.h"
  22 #include "third_party/WebKit/public/platform/WebString.h"
  23 #include "third_party/WebKit/public/platform/WebVector.h"
  24 #include "third_party/WebKit/public/web/WebDocument.h"
  25 #include "third_party/WebKit/public/web/WebElement.h"
  26 #include "third_party/WebKit/public/web/WebFormControlElement.h"
  27 #include "third_party/WebKit/public/web/WebFormElement.h"
  28 #include "third_party/WebKit/public/web/WebInputElement.h"
  29 #include "third_party/WebKit/public/web/WebLocalFrame.h"
  30 #include "third_party/WebKit/public/web/WebNode.h"
  31 #include "third_party/WebKit/public/web/WebView.h"
  32 #include "ui/events/keycodes/keyboard_codes.h"
  33
  34 using autofill::PasswordForm;
  35 using base::ASCIIToUTF16;
  36 using base::UTF16ToUTF8;
  37 using blink::WebDocument;
  38 using blink::WebElement;
  39 using blink::WebFrame;
  40 using blink::WebInputElement;
  41 using blink::WebString;
  42 using blink::WebView;
  43
  44 namespace {
  45
  46 const int kPasswordFillFormDataId = 1234;
  47
  48 // The name of the username/password element in the form.
  49 const char kUsernameName[] = "username";
  50 const char kPasswordName[] = "password";
  51 const char kEmailName[] = "email";
  52 const char kCreditCardOwnerName[] = "creditcardowner";
  53 const char kCreditCardNumberName[] = "creditcardnumber";
  54 const char kCreditCardVerificationName[] = "cvc";
  55
  56 const char kAliceUsername[] = "alice";
  57 const char kAlicePassword[] = "password";
  58 const char kBobUsername[] = "bob";
  59 const char kBobPassword[] = "secret";
  60 const char kCarolUsername[] = "Carol";
  61 const char kCarolPassword[] = "test";
  62 const char kCarolAlternateUsername[] = "RealCarolUsername";
  63
  64 const char kFormHTML[] =
  65     "<FORM name='LoginTestForm' action='http://www.bidule.com'>"
  66     "  <INPUT type='text' id='random_field'/>"
  67     "  <INPUT type='text' id='username'/>"
  68     "  <INPUT type='password' id='password'/>"
  69     "  <INPUT type='submit' value='Login'/>"
  70     "</FORM>";
  71
  72 const char kVisibleFormWithNoUsernameHTML[] =
  73     "<head> <style> form {display: inline;} </style> </head>"
  74     "<body>"
  75     "  <form name='LoginTestForm' action='http://www.bidule.com'>"
  76     "    <div>"
  77     "      <input type='password' id='password'/>"
  78     "    </div>"
  79     "  </form>"
  80     "</body>";
  81
  82 const char kEmptyFormHTML[] =
  83     "<head> <style> form {display: inline;} </style> </head>"
  84     "<body> <form> </form> </body>";
  85
  86 const char kNonVisibleFormHTML[] =
  87     "<head> <style> form {display: none;} </style> </head>"
  88     "<body>"
  89     "  <form>"
  90     "    <div>"
  91     "      <input type='password' id='password'/>"
  92     "    </div>"
  93     "  </form>"
  94     "</body>";
  95
  96 const char kSignupFormHTML[] =
  97     "<FORM name='LoginTestForm' action='http://www.bidule.com'>"
  98     "  <INPUT type='text' id='random_info'/>"
  99     "  <INPUT type='password' id='new_password'/>"
 100     "  <INPUT type='password' id='confirm_password'/>"
 101     "  <INPUT type='submit' value='Login'/>"
 102     "</FORM>";
 103
 104 const char kEmptyWebpage[] =
 105     "<html>"
 106     "   <head>"
 107     "   </head>"
 108     "   <body>"
 109     "   </body>"
 110     "</html>";
 111
 112 const char kRedirectionWebpage[] =
 113     "<html>"
 114     "   <head>"
 115     "       <meta http-equiv='Content-Type' content='text/html'>"
 116     "       <title>Redirection page</title>"
 117     "       <script></script>"
 118     "   </head>"
 119     "   <body>"
 120     "       <script type='text/javascript'>"
 121     "         function test(){}"
 122     "       </script>"
 123     "   </body>"
 124     "</html>";
 125
 126 const char kSimpleWebpage[] =
 127     "<html>"
 128     "   <head>"
 129     "       <meta charset='utf-8' />"
 130     "       <title>Title</title>"
 131     "   </head>"
 132     "   <body>"
 133     "       <form name='LoginTestForm'>"
 134     "           <input type='text' id='username'/>"
 135     "           <input type='password' id='password'/>"
 136     "           <input type='submit' value='Login'/>"
 137     "       </form>"
 138     "   </body>"
 139     "</html>";
 140
 141 const char kWebpageWithDynamicContent[] =
 142     "<html>"
 143     "   <head>"
 144     "       <meta charset='utf-8' />"
 145     "       <title>Title</title>"
 146     "   </head>"
 147     "   <body>"
 148     "       <script type='text/javascript'>"
 149     "           function addParagraph() {"
 150     "             var p = document.createElement('p');"
 151     "             document.body.appendChild(p);"
 152     "            }"
 153     "           window.onload = addParagraph;"
 154     "       </script>"
 155     "   </body>"
 156     "</html>";
 157
 158 const char kJavaScriptClick[] =
 159     "var event = new MouseEvent('click', {"
 160     "   'view': window,"
 161     "   'bubbles': true,"
 162     "   'cancelable': true"
 163     "});"
 164     "var form = document.getElementById('myform1');"
 165     "form.dispatchEvent(event);"
 166     "console.log('clicked!');";
 167
 168 const char kOnChangeDetectionScript[] =
 169     "<script>"
 170     "  usernameOnchangeCalled = false;"
 171     "  passwordOnchangeCalled = false;"
 172     "  document.getElementById('username').onchange = function() {"
 173     "    usernameOnchangeCalled = true;"
 174     "  };"
 175     "  document.getElementById('password').onchange = function() {"
 176     "    passwordOnchangeCalled = true;"
 177     "  };"
 178     "</script>";
 179
 180 const char kFormHTMLWithTwoTextFields[] =
 181     "<FORM name='LoginTestForm' id='LoginTestForm' "
 182     "action='http://www.bidule.com'>"
 183     "  <INPUT type='text' id='username'/>"
 184     "  <INPUT type='text' id='email'/>"
 185     "  <INPUT type='password' id='password'/>"
 186     "  <INPUT type='submit' value='Login'/>"
 187     "</FORM>";
 188
 189 const char kPasswordChangeFormHTML[] =
 190     "<FORM name='ChangeWithUsernameForm' action='http://www.bidule.com'>"
 191     "  <INPUT type='text' id='username'/>"
 192     "  <INPUT type='password' id='password'/>"
 193     "  <INPUT type='password' id='newpassword'/>"
 194     "  <INPUT type='password' id='confirmpassword'/>"
 195     "  <INPUT type='submit' value='Login'/>"
 196     "</FORM>";
 197
 198 const char kCreditCardFormHTML[] =
 199     "<FORM name='ChangeWithUsernameForm' action='http://www.bidule.com'>"
 200     "  <INPUT type='text' id='creditcardowner'/>"
 201     "  <INPUT type='text' id='creditcardnumber'/>"
 202     "  <INPUT type='password' id='cvc'/>"
 203     "  <INPUT type='submit' value='Submit'/>"
 204     "</FORM>";
 205
 206 // Sets the "readonly" attribute of |element| to the value given by |read_only|.
 207 void SetElementReadOnly(WebInputElement& element, bool read_only) {
 208   element.setAttribute(WebString::fromUTF8("readonly"),
 209                        read_only ? WebString::fromUTF8("true") : WebString());
 210 }
 211
 212 }  // namespace
 213
 214 namespace autofill {
 215
 216 class PasswordAutofillAgentTest : public ChromeRenderViewTest {
 217  public:
 218   PasswordAutofillAgentTest() {
 219   }
 220
 221   // Simulates the fill password form message being sent to the renderer.
 222   // We use that so we don't have to make RenderView::OnFillPasswordForm()
 223   // protected.
 224   void SimulateOnFillPasswordForm(
 225       const PasswordFormFillData& fill_data) {
 226     AutofillMsg_FillPasswordForm msg(0, kPasswordFillFormDataId, fill_data);
 227     static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
 228         ->OnMessageReceived(msg);
 229   }
 230
 231   // As above, but fills for an iframe.
 232   void SimulateOnFillPasswordFormForFrame(
 233       WebFrame* frame,
 234       const PasswordFormFillData& fill_data) {
 235     AutofillMsg_FillPasswordForm msg(0, kPasswordFillFormDataId, fill_data);
 236     content::RenderFrame::FromWebFrame(frame)->OnMessageReceived(msg);
 237   }
 238
 239   void SendVisiblePasswordForms() {
 240     static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
 241         ->DidFinishLoad();
 242   }
 243
 244   void SetUp() override {
 245     ChromeRenderViewTest::SetUp();
 246
 247     // Add a preferred login and an additional login to the FillData.
 248     username1_ = ASCIIToUTF16(kAliceUsername);
 249     password1_ = ASCIIToUTF16(kAlicePassword);
 250     username2_ = ASCIIToUTF16(kBobUsername);
 251     password2_ = ASCIIToUTF16(kBobPassword);
 252     username3_ = ASCIIToUTF16(kCarolUsername);
 253     password3_ = ASCIIToUTF16(kCarolPassword);
 254     alternate_username3_ = ASCIIToUTF16(kCarolAlternateUsername);
 255
 256     FormFieldData username_field;
 257     username_field.name = ASCIIToUTF16(kUsernameName);
 258     username_field.value = username1_;
 259     fill_data_.username_field = username_field;
 260
 261     FormFieldData password_field;
 262     password_field.name = ASCIIToUTF16(kPasswordName);
 263     password_field.value = password1_;
 264     password_field.form_control_type = "password";
 265     fill_data_.password_field = password_field;
 266
 267     PasswordAndRealm password2;
 268     password2.password = password2_;
 269     fill_data_.additional_logins[username2_] = password2;
 270     PasswordAndRealm password3;
 271     password3.password = password3_;
 272     fill_data_.additional_logins[username3_] = password3;
 273
 274     UsernamesCollectionKey key;
 275     key.username = username3_;
 276     key.password = password3_;
 277     key.realm = "google.com";
 278     fill_data_.other_possible_usernames[key].push_back(alternate_username3_);
 279
 280     // We need to set the origin so it matches the frame URL and the action so
 281     // it matches the form action, otherwise we won't autocomplete.
 282     UpdateOriginForHTML(kFormHTML);
 283     fill_data_.action = GURL("http://www.bidule.com");
 284
 285     LoadHTML(kFormHTML);
 286
 287     // Necessary for SimulateElementClick() to work correctly.
 288     GetWebWidget()->resize(blink::WebSize(500, 500));
 289     GetWebWidget()->setFocus(true);
 290
 291     // Now retrieve the input elements so the test can access them.
 292     UpdateUsernameAndPasswordElements();
 293   }
 294
 295   void TearDown() override {
 296     username_element_.reset();
 297     password_element_.reset();
 298     ChromeRenderViewTest::TearDown();
 299   }
 300
 301   void UpdateOriginForHTML(const std::string& html) {
 302     std::string origin = "data:text/html;charset=utf-8," + html;
 303     fill_data_.origin = GURL(origin);
 304   }
 305
 306   void UpdateUsernameAndPasswordElements() {
 307     WebDocument document = GetMainFrame()->document();
 308     WebElement element =
 309         document.getElementById(WebString::fromUTF8(kUsernameName));
 310     ASSERT_FALSE(element.isNull());
 311     username_element_ = element.to<blink::WebInputElement>();
 312     element = document.getElementById(WebString::fromUTF8(kPasswordName));
 313     ASSERT_FALSE(element.isNull());
 314     password_element_ = element.to<blink::WebInputElement>();
 315   }
 316
 317   blink::WebInputElement GetInputElementByID(const std::string& id) {
 318     WebDocument document = GetMainFrame()->document();
 319     WebElement element =
 320         document.getElementById(WebString::fromUTF8(id.c_str()));
 321     return element.to<blink::WebInputElement>();
 322   }
 323
 324   void ClearUsernameAndPasswordFields() {
 325     username_element_.setValue("");
 326     username_element_.setAutofilled(false);
 327     password_element_.setValue("");
 328     password_element_.setAutofilled(false);
 329   }
 330
 331   void SimulateDidEndEditing(WebFrame* input_frame, WebInputElement& input) {
 332     static_cast<blink::WebAutofillClient*>(autofill_agent_)
 333         ->textFieldDidEndEditing(input);
 334   }
 335
 336   void SimulateSuggestionChoice(WebInputElement& username_input) {
 337     base::string16 username(base::ASCIIToUTF16(kAliceUsername));
 338     base::string16 password(base::ASCIIToUTF16(kAlicePassword));
 339     SimulateSuggestionChoiceOfUsernameAndPassword(username_input, username,
 340                                                   password);
 341   }
 342
 343   void SimulateSuggestionChoiceOfUsernameAndPassword(
 344       WebInputElement& input,
 345       const base::string16& username,
 346       const base::string16& password) {
 347     // This call is necessary to setup the autofill agent appropriate for the
 348     // user selection; simulates the menu actually popping up.
 349     render_thread_->sink().ClearMessages();
 350     static_cast<autofill::PageClickListener*>(autofill_agent_)
 351         ->FormControlElementClicked(input, false);
 352
 353     AutofillMsg_FillPasswordSuggestion msg(0, username, password);
 354     static_cast<content::RenderFrameObserver*>(autofill_agent_)
 355         ->OnMessageReceived(msg);
 356   }
 357
 358   void SimulateUsernameChange(const std::string& username) {
 359     SimulateUserInputChangeForElement(&username_element_, username);
 360   }
 361
 362   void SimulatePasswordChange(const std::string& password) {
 363     SimulateUserInputChangeForElement(&password_element_, password);
 364   }
 365
 366   void CheckTextFieldsStateForElements(const WebInputElement& username_element,
 367                                        const std::string& username,
 368                                        bool username_autofilled,
 369                                        const WebInputElement& password_element,
 370                                        const std::string& password,
 371                                        bool password_autofilled,
 372                                        bool checkSuggestedValue) {
 373     EXPECT_EQ(username,
 374               static_cast<std::string>(username_element.value().utf8()));
 375     EXPECT_EQ(username_autofilled, username_element.isAutofilled());
 376     EXPECT_EQ(password,
 377               static_cast<std::string>(
 378                   checkSuggestedValue ? password_element.suggestedValue().utf8()
 379                                       : password_element.value().utf8()))
 380         << "checkSuggestedValue == " << checkSuggestedValue;
 381     EXPECT_EQ(password_autofilled, password_element.isAutofilled());
 382   }
 383
 384   // Checks the DOM-accessible value of the username element and the
 385   // *suggested* value of the password element.
 386   void CheckTextFieldsState(const std::string& username,
 387                             bool username_autofilled,
 388                             const std::string& password,
 389                             bool password_autofilled) {
 390     CheckTextFieldsStateForElements(username_element_,
 391                                     username,
 392                                     username_autofilled,
 393                                     password_element_,
 394                                     password,
 395                                     password_autofilled,
 396                                     true);
 397   }
 398
 399   // Checks the DOM-accessible value of the username element and the
 400   // DOM-accessible value of the password element.
 401   void CheckTextFieldsDOMState(const std::string& username,
 402                                bool username_autofilled,
 403                                const std::string& password,
 404                                bool password_autofilled) {
 405     CheckTextFieldsStateForElements(username_element_,
 406                                     username,
 407                                     username_autofilled,
 408                                     password_element_,
 409                                     password,
 410                                     password_autofilled,
 411                                     false);
 412   }
 413
 414   void CheckUsernameSelection(int start, int end) {
 415     EXPECT_EQ(start, username_element_.selectionStart());
 416     EXPECT_EQ(end, username_element_.selectionEnd());
 417   }
 418
 419   // Checks the message sent to PasswordAutofillManager to build the suggestion
 420   // list. |username| is the expected username field value, and |show_all| is
 421   // the expected flag for the PasswordAutofillManager, whether to show all
 422   // suggestions, or only those starting with |username|.
 423   void CheckSuggestions(const std::string& username, bool show_all) {
 424     const IPC::Message* message =
 425         render_thread_->sink().GetFirstMessageMatching(
 426             AutofillHostMsg_ShowPasswordSuggestions::ID);
 427     ASSERT_TRUE(message);
 428     base::Tuple<int, base::i18n::TextDirection, base::string16, int, gfx::RectF>
 429         args;
 430     AutofillHostMsg_ShowPasswordSuggestions::Read(message, &args);
 431     EXPECT_EQ(kPasswordFillFormDataId, base::get<0>(args));
 432     EXPECT_EQ(ASCIIToUTF16(username), base::get<2>(args));
 433     EXPECT_EQ(show_all,
 434               static_cast<bool>(base::get<3>(args) & autofill::SHOW_ALL));
 435
 436     render_thread_->sink().ClearMessages();
 437   }
 438
 439   void ExpectFormSubmittedWithUsernameAndPasswords(
 440       const std::string& username_value,
 441       const std::string& password_value,
 442       const std::string& new_password_value) {
 443     const IPC::Message* message =
 444         render_thread_->sink().GetFirstMessageMatching(
 445             AutofillHostMsg_PasswordFormSubmitted::ID);
 446     ASSERT_TRUE(message);
 447     base::Tuple<autofill::PasswordForm> args;
 448     AutofillHostMsg_PasswordFormSubmitted::Read(message, &args);
 449     EXPECT_EQ(ASCIIToUTF16(username_value), base::get<0>(args).username_value);
 450     EXPECT_EQ(ASCIIToUTF16(password_value), base::get<0>(args).password_value);
 451     EXPECT_EQ(ASCIIToUTF16(new_password_value),
 452               base::get<0>(args).new_password_value);
 453   }
 454
 455   base::string16 username1_;
 456   base::string16 username2_;
 457   base::string16 username3_;
 458   base::string16 password1_;
 459   base::string16 password2_;
 460   base::string16 password3_;
 461   base::string16 alternate_username3_;
 462   PasswordFormFillData fill_data_;
 463
 464   WebInputElement username_element_;
 465   WebInputElement password_element_;
 466
 467  private:
 468   DISALLOW_COPY_AND_ASSIGN(PasswordAutofillAgentTest);
 469 };
 470
 471 // Tests that the password login is autocompleted as expected when the browser
 472 // sends back the password info.
 473 TEST_F(PasswordAutofillAgentTest, InitialAutocomplete) {
 474   /*
 475    * Right now we are not sending the message to the browser because we are
 476    * loading a data URL and the security origin canAccessPasswordManager()
 477    * returns false.  May be we should mock URL loading to cirmcuvent this?
 478    TODO(jcivelli): find a way to make the security origin not deny access to the
 479                    password manager and then reenable this code.
 480
 481   // The form has been loaded, we should have sent the browser a message about
 482   // the form.
 483   const IPC::Message* msg = render_thread_.sink().GetFirstMessageMatching(
 484       AutofillHostMsg_PasswordFormsParsed::ID);
 485   ASSERT_TRUE(msg != NULL);
 486
 487   base::Tuple1<std::vector<PasswordForm> > forms;
 488   AutofillHostMsg_PasswordFormsParsed::Read(msg, &forms);
 489   ASSERT_EQ(1U, forms.a.size());
 490   PasswordForm password_form = forms.a[0];
 491   EXPECT_EQ(PasswordForm::SCHEME_HTML, password_form.scheme);
 492   EXPECT_EQ(ASCIIToUTF16(kUsernameName), password_form.username_element);
 493   EXPECT_EQ(ASCIIToUTF16(kPasswordName), password_form.password_element);
 494   */
 495
 496   // Simulate the browser sending back the login info, it triggers the
 497   // autocomplete.
 498   SimulateOnFillPasswordForm(fill_data_);
 499
 500   // The username and password should have been autocompleted.
 501   CheckTextFieldsState(kAliceUsername, true, kAlicePassword, true);
 502 }
 503
 504 // Tests that we correctly fill forms having an empty 'action' attribute.
 505 TEST_F(PasswordAutofillAgentTest, InitialAutocompleteForEmptyAction) {
 506   const char kEmptyActionFormHTML[] =
 507       "<FORM name='LoginTestForm'>"
 508       "  <INPUT type='text' id='username'/>"
 509       "  <INPUT type='password' id='password'/>"
 510       "  <INPUT type='submit' value='Login'/>"
 511       "</FORM>";
 512   LoadHTML(kEmptyActionFormHTML);
 513
 514   // Retrieve the input elements so the test can access them.
 515   WebDocument document = GetMainFrame()->document();
 516   WebElement element =
 517       document.getElementById(WebString::fromUTF8(kUsernameName));
 518   ASSERT_FALSE(element.isNull());
 519   username_element_ = element.to<blink::WebInputElement>();
 520   element = document.getElementById(WebString::fromUTF8(kPasswordName));
 521   ASSERT_FALSE(element.isNull());
 522   password_element_ = element.to<blink::WebInputElement>();
 523
 524   // Set the expected form origin and action URLs.
 525   UpdateOriginForHTML(kEmptyActionFormHTML);
 526   fill_data_.action = fill_data_.origin;
 527
 528   // Simulate the browser sending back the login info, it triggers the
 529   // autocomplete.
 530   SimulateOnFillPasswordForm(fill_data_);
 531
 532   // The username and password should have been autocompleted.
 533   CheckTextFieldsState(kAliceUsername, true, kAlicePassword, true);
 534 }
 535
 536 // Tests that if a password is marked as readonly, neither field is autofilled
 537 // on page load.
 538 TEST_F(PasswordAutofillAgentTest, NoInitialAutocompleteForReadOnlyPassword) {
 539   SetElementReadOnly(password_element_, true);
 540
 541   // Simulate the browser sending back the login info, it triggers the
 542   // autocomplete.
 543   SimulateOnFillPasswordForm(fill_data_);
 544
 545   CheckTextFieldsState(std::string(), false, std::string(), false);
 546 }
 547
 548 // Can still fill a password field if the username is set to a value that
 549 // matches.
 550 TEST_F(PasswordAutofillAgentTest,
 551        AutocompletePasswordForReadonlyUsernameMatched) {
 552   username_element_.setValue(username3_);
 553   SetElementReadOnly(username_element_, true);
 554
 555   // Filled even though username is not the preferred match.
 556   SimulateOnFillPasswordForm(fill_data_);
 557   CheckTextFieldsState(UTF16ToUTF8(username3_), false,
 558                        UTF16ToUTF8(password3_), true);
 559 }
 560
 561 // If a username field is empty and readonly, don't autofill.
 562 TEST_F(PasswordAutofillAgentTest,
 563        NoAutocompletePasswordForReadonlyUsernameUnmatched) {
 564   username_element_.setValue(WebString::fromUTF8(""));
 565   SetElementReadOnly(username_element_, true);
 566
 567   SimulateOnFillPasswordForm(fill_data_);
 568   CheckTextFieldsState(std::string(), false, std::string(), false);
 569 }
 570
 571 // Tests that having a non-matching username precludes the autocomplete.
 572 TEST_F(PasswordAutofillAgentTest, NoAutocompleteForFilledFieldUnmatched) {
 573   username_element_.setValue(WebString::fromUTF8("bogus"));
 574
 575   // Simulate the browser sending back the login info, it triggers the
 576   // autocomplete.
 577   SimulateOnFillPasswordForm(fill_data_);
 578
 579   // Neither field should be autocompleted.
 580   CheckTextFieldsState("bogus", false, std::string(), false);
 581 }
 582
 583 // Don't try to complete a prefilled value even if it's a partial match
 584 // to a username.
 585 TEST_F(PasswordAutofillAgentTest, NoPartialMatchForPrefilledUsername) {
 586   username_element_.setValue(WebString::fromUTF8("ali"));
 587
 588   SimulateOnFillPasswordForm(fill_data_);
 589
 590   CheckTextFieldsState("ali", false, std::string(), false);
 591 }
 592
 593 TEST_F(PasswordAutofillAgentTest, InputWithNoForms) {
 594   const char kNoFormInputs[] =
 595       "<input type='text' id='username'/>"
 596       "<input type='password' id='password'/>";
 597   LoadHTML(kNoFormInputs);
 598
 599   SimulateOnFillPasswordForm(fill_data_);
 600
 601   // Input elements that aren't in a <form> won't autofill.
 602   CheckTextFieldsState(std::string(), false, std::string(), false);
 603 }
 604
 605 TEST_F(PasswordAutofillAgentTest, NoAutocompleteForTextFieldPasswords) {
 606   const char kTextFieldPasswordFormHTML[] =
 607       "<FORM name='LoginTestForm' action='http://www.bidule.com'>"
 608       "  <INPUT type='text' id='username'/>"
 609       "  <INPUT type='text' id='password'/>"
 610       "  <INPUT type='submit' value='Login'/>"
 611       "</FORM>";
 612   LoadHTML(kTextFieldPasswordFormHTML);
 613
 614   // Retrieve the input elements so the test can access them.
 615   WebDocument document = GetMainFrame()->document();
 616   WebElement element =
 617       document.getElementById(WebString::fromUTF8(kUsernameName));
 618   ASSERT_FALSE(element.isNull());
 619   username_element_ = element.to<blink::WebInputElement>();
 620   element = document.getElementById(WebString::fromUTF8(kPasswordName));
 621   ASSERT_FALSE(element.isNull());
 622   password_element_ = element.to<blink::WebInputElement>();
 623
 624   // Set the expected form origin URL.
 625   UpdateOriginForHTML(kTextFieldPasswordFormHTML);
 626
 627   SimulateOnFillPasswordForm(fill_data_);
 628
 629   // Fields should still be empty.
 630   CheckTextFieldsState(std::string(), false, std::string(), false);
 631 }
 632
 633 TEST_F(PasswordAutofillAgentTest, NoAutocompleteForPasswordFieldUsernames) {
 634   const char kPasswordFieldUsernameFormHTML[] =
 635       "<FORM name='LoginTestForm' action='http://www.bidule.com'>"
 636       "  <INPUT type='password' id='username'/>"
 637       "  <INPUT type='password' id='password'/>"
 638       "  <INPUT type='submit' value='Login'/>"
 639       "</FORM>";
 640   LoadHTML(kPasswordFieldUsernameFormHTML);
 641
 642   // Retrieve the input elements so the test can access them.
 643   WebDocument document = GetMainFrame()->document();
 644   WebElement element =
 645       document.getElementById(WebString::fromUTF8(kUsernameName));
 646   ASSERT_FALSE(element.isNull());
 647   username_element_ = element.to<blink::WebInputElement>();
 648   element = document.getElementById(WebString::fromUTF8(kPasswordName));
 649   ASSERT_FALSE(element.isNull());
 650   password_element_ = element.to<blink::WebInputElement>();
 651
 652   // Set the expected form origin URL.
 653   UpdateOriginForHTML(kPasswordFieldUsernameFormHTML);
 654
 655   SimulateOnFillPasswordForm(fill_data_);
 656
 657   // Fields should still be empty.
 658   CheckTextFieldsState(std::string(), false, std::string(), false);
 659 }
 660
 661 // Tests that having a matching username does not preclude the autocomplete.
 662 TEST_F(PasswordAutofillAgentTest, InitialAutocompleteForMatchingFilledField) {
 663   username_element_.setValue(WebString::fromUTF8(kAliceUsername));
 664
 665   // Simulate the browser sending back the login info, it triggers the
 666   // autocomplete.
 667   SimulateOnFillPasswordForm(fill_data_);
 668
 669   // The username and password should have been autocompleted.
 670   CheckTextFieldsState(kAliceUsername, true, kAlicePassword, true);
 671 }
 672
 673 TEST_F(PasswordAutofillAgentTest, PasswordNotClearedOnEdit) {
 674   // Simulate the browser sending back the login info, it triggers the
 675   // autocomplete.
 676   SimulateOnFillPasswordForm(fill_data_);
 677
 678   // Simulate the user changing the username to some unknown username.
 679   SimulateUsernameChange("alicia");
 680
 681   // The password should not have been cleared.
 682   CheckTextFieldsDOMState("alicia", false, kAlicePassword, true);
 683 }
 684
 685 // Tests that we only autocomplete on focus lost and with a full username match
 686 // when |wait_for_username| is true.
 687 TEST_F(PasswordAutofillAgentTest, WaitUsername) {
 688   // Simulate the browser sending back the login info.
 689   fill_data_.wait_for_username = true;
 690   SimulateOnFillPasswordForm(fill_data_);
 691
 692   // No auto-fill should have taken place.
 693   CheckTextFieldsState(std::string(), false, std::string(), false);
 694
 695   // No autocomplete should happen when text is entered in the username.
 696   SimulateUsernameChange("a");
 697   CheckTextFieldsState("a", false, std::string(), false);
 698   SimulateUsernameChange("al");
 699   CheckTextFieldsState("al", false, std::string(), false);
 700   SimulateUsernameChange(kAliceUsername);
 701   CheckTextFieldsState(kAliceUsername, false, std::string(), false);
 702
 703   // Autocomplete should happen only when the username textfield is blurred with
 704   // a full match.
 705   SimulateUsernameChange("a");
 706   static_cast<blink::WebAutofillClient*>(autofill_agent_)
 707       ->textFieldDidEndEditing(username_element_);
 708   CheckTextFieldsState("a", false, std::string(), false);
 709   SimulateUsernameChange("al");
 710   static_cast<blink::WebAutofillClient*>(autofill_agent_)
 711       ->textFieldDidEndEditing(username_element_);
 712   CheckTextFieldsState("al", false, std::string(), false);
 713   SimulateUsernameChange("alices");
 714   static_cast<blink::WebAutofillClient*>(autofill_agent_)
 715       ->textFieldDidEndEditing(username_element_);
 716   CheckTextFieldsState("alices", false, std::string(), false);
 717   SimulateUsernameChange(kAliceUsername);
 718   static_cast<blink::WebAutofillClient*>(autofill_agent_)
 719       ->textFieldDidEndEditing(username_element_);
 720   CheckTextFieldsDOMState(kAliceUsername, true, kAlicePassword, true);
 721 }
 722
 723 TEST_F(PasswordAutofillAgentTest, IsWebNodeVisibleTest) {
 724   blink::WebVector<blink::WebFormElement> forms1, forms2, forms3;
 725   blink::WebFrame* frame;
 726
 727   LoadHTML(kVisibleFormWithNoUsernameHTML);
 728   frame = GetMainFrame();
 729   frame->document().forms(forms1);
 730   ASSERT_EQ(1u, forms1.size());
 731   EXPECT_TRUE(IsWebNodeVisible(forms1[0]));
 732
 733   LoadHTML(kEmptyFormHTML);
 734   frame = GetMainFrame();
 735   frame->document().forms(forms2);
 736   ASSERT_EQ(1u, forms2.size());
 737   EXPECT_FALSE(IsWebNodeVisible(forms2[0]));
 738
 739   LoadHTML(kNonVisibleFormHTML);
 740   frame = GetMainFrame();
 741   frame->document().forms(forms3);
 742   ASSERT_EQ(1u, forms3.size());
 743   EXPECT_FALSE(IsWebNodeVisible(forms3[0]));
 744 }
 745
 746 TEST_F(PasswordAutofillAgentTest, SendPasswordFormsTest) {
 747   render_thread_->sink().ClearMessages();
 748   LoadHTML(kVisibleFormWithNoUsernameHTML);
 749   const IPC::Message* message = render_thread_->sink()
 750       .GetFirstMessageMatching(AutofillHostMsg_PasswordFormsRendered::ID);
 751   EXPECT_TRUE(message);
 752   base::Tuple<std::vector<autofill::PasswordForm>, bool> param;
 753   AutofillHostMsg_PasswordFormsRendered::Read(message, &param);
 754   EXPECT_TRUE(base::get<0>(param).size());
 755
 756   render_thread_->sink().ClearMessages();
 757   LoadHTML(kEmptyFormHTML);
 758   message = render_thread_->sink().GetFirstMessageMatching(
 759       AutofillHostMsg_PasswordFormsRendered::ID);
 760   EXPECT_TRUE(message);
 761   AutofillHostMsg_PasswordFormsRendered::Read(message, &param);
 762   EXPECT_FALSE(base::get<0>(param).size());
 763
 764   render_thread_->sink().ClearMessages();
 765   LoadHTML(kNonVisibleFormHTML);
 766   message = render_thread_->sink().GetFirstMessageMatching(
 767       AutofillHostMsg_PasswordFormsRendered::ID);
 768   EXPECT_TRUE(message);
 769   AutofillHostMsg_PasswordFormsRendered::Read(message, &param);
 770   EXPECT_FALSE(base::get<0>(param).size());
 771 }
 772
 773 TEST_F(PasswordAutofillAgentTest, SendPasswordFormsTest_Redirection) {
 774   render_thread_->sink().ClearMessages();
 775   LoadHTML(kEmptyWebpage);
 776   EXPECT_FALSE(render_thread_->sink().GetFirstMessageMatching(
 777       AutofillHostMsg_PasswordFormsRendered::ID));
 778
 779   render_thread_->sink().ClearMessages();
 780   LoadHTML(kRedirectionWebpage);
 781   EXPECT_FALSE(render_thread_->sink().GetFirstMessageMatching(
 782       AutofillHostMsg_PasswordFormsRendered::ID));
 783
 784   render_thread_->sink().ClearMessages();
 785   LoadHTML(kSimpleWebpage);
 786   EXPECT_TRUE(render_thread_->sink().GetFirstMessageMatching(
 787       AutofillHostMsg_PasswordFormsRendered::ID));
 788
 789   render_thread_->sink().ClearMessages();
 790   LoadHTML(kWebpageWithDynamicContent);
 791   EXPECT_TRUE(render_thread_->sink().GetFirstMessageMatching(
 792       AutofillHostMsg_PasswordFormsRendered::ID));
 793 }
 794
 795 // Tests that a password will only be filled as a suggested and will not be
 796 // accessible by the DOM until a user gesture has occurred.
 797 TEST_F(PasswordAutofillAgentTest, GestureRequiredTest) {
 798   // Trigger the initial autocomplete.
 799   SimulateOnFillPasswordForm(fill_data_);
 800
 801   // The username and password should have been autocompleted.
 802   CheckTextFieldsState(kAliceUsername, true, kAlicePassword, true);
 803
 804   // However, it should only have completed with the suggested value, as tested
 805   // above, and it should not have completed into the DOM accessible value for
 806   // the password field.
 807   CheckTextFieldsDOMState(kAliceUsername, true, std::string(), true);
 808
 809   // Simulate a user click so that the password field's real value is filled.
 810   SimulateElementClick(kUsernameName);
 811   CheckTextFieldsDOMState(kAliceUsername, true, kAlicePassword, true);
 812 }
 813
 814 // Verfies that a DOM-activated UI event will not cause an autofill.
 815 TEST_F(PasswordAutofillAgentTest, NoDOMActivationTest) {
 816   // Trigger the initial autocomplete.
 817   SimulateOnFillPasswordForm(fill_data_);
 818
 819   ExecuteJavaScriptForTests(kJavaScriptClick);
 820   CheckTextFieldsDOMState(kAliceUsername, true, "", true);
 821 }
 822
 823 // Verifies that password autofill triggers onChange events in JavaScript for
 824 // forms that are filled on page load.
 825 TEST_F(PasswordAutofillAgentTest,
 826        PasswordAutofillTriggersOnChangeEventsOnLoad) {
 827   std::string html = std::string(kFormHTML) + kOnChangeDetectionScript;
 828   LoadHTML(html.c_str());
 829   UpdateOriginForHTML(html);
 830   UpdateUsernameAndPasswordElements();
 831
 832   // Simulate the browser sending back the login info, it triggers the
 833   // autocomplete.
 834   SimulateOnFillPasswordForm(fill_data_);
 835
 836   // The username and password should have been autocompleted...
 837   CheckTextFieldsState(kAliceUsername, true, kAlicePassword, true);
 838   // ... but since there hasn't been a user gesture yet, the autocompleted
 839   // password should only be visible to the user.
 840   CheckTextFieldsDOMState(kAliceUsername, true, std::string(), true);
 841
 842   // A JavaScript onChange event should have been triggered for the username,
 843   // but not yet for the password.
 844   int username_onchange_called = -1;
 845   int password_onchange_called = -1;
 846   ASSERT_TRUE(
 847       ExecuteJavaScriptAndReturnIntValue(
 848           ASCIIToUTF16("usernameOnchangeCalled ? 1 : 0"),
 849           &username_onchange_called));
 850   EXPECT_EQ(1, username_onchange_called);
 851   ASSERT_TRUE(
 852       ExecuteJavaScriptAndReturnIntValue(
 853           ASCIIToUTF16("passwordOnchangeCalled ? 1 : 0"),
 854           &password_onchange_called));
 855   // TODO(isherman): Re-enable this check once http://crbug.com/333144 is fixed.
 856   // EXPECT_EQ(0, password_onchange_called);
 857
 858   // Simulate a user click so that the password field's real value is filled.
 859   SimulateElementClick(kUsernameName);
 860   CheckTextFieldsDOMState(kAliceUsername, true, kAlicePassword, true);
 861
 862   // Now, a JavaScript onChange event should have been triggered for the
 863   // password as well.
 864   ASSERT_TRUE(
 865       ExecuteJavaScriptAndReturnIntValue(
 866           ASCIIToUTF16("passwordOnchangeCalled ? 1 : 0"),
 867           &password_onchange_called));
 868   EXPECT_EQ(1, password_onchange_called);
 869 }
 870
 871 // Verifies that password autofill triggers onChange events in JavaScript for
 872 // forms that are filled after page load.
 873 TEST_F(PasswordAutofillAgentTest,
 874        PasswordAutofillTriggersOnChangeEventsWaitForUsername) {
 875   std::string html = std::string(kFormHTML) + kOnChangeDetectionScript;
 876   LoadHTML(html.c_str());
 877   UpdateOriginForHTML(html);
 878   UpdateUsernameAndPasswordElements();
 879
 880   // Simulate the browser sending back the login info, it triggers the
 881   // autocomplete.
 882   fill_data_.wait_for_username = true;
 883   SimulateOnFillPasswordForm(fill_data_);
 884
 885   // The username and password should not yet have been autocompleted.
 886   CheckTextFieldsState(std::string(), false, std::string(), false);
 887
 888   // Simulate a click just to force a user gesture, since the username value is
 889   // set directly.
 890   SimulateElementClick(kUsernameName);
 891
 892   // Simulate the user entering the first letter of her username and selecting
 893   // the matching autofill from the dropdown.
 894   SimulateUsernameChange("a");
 895   SimulateSuggestionChoice(username_element_);
 896
 897   // The username and password should now have been autocompleted.
 898   CheckTextFieldsDOMState(kAliceUsername, true, kAlicePassword, true);
 899
 900   // JavaScript onChange events should have been triggered both for the username
 901   // and for the password.
 902   int username_onchange_called = -1;
 903   int password_onchange_called = -1;
 904   ASSERT_TRUE(
 905       ExecuteJavaScriptAndReturnIntValue(
 906           ASCIIToUTF16("usernameOnchangeCalled ? 1 : 0"),
 907           &username_onchange_called));
 908   EXPECT_EQ(1, username_onchange_called);
 909   ASSERT_TRUE(
 910       ExecuteJavaScriptAndReturnIntValue(
 911           ASCIIToUTF16("passwordOnchangeCalled ? 1 : 0"),
 912           &password_onchange_called));
 913   EXPECT_EQ(1, password_onchange_called);
 914 }
 915
 916 // Tests that |FillSuggestion| properly fills the username and password.
 917 TEST_F(PasswordAutofillAgentTest, FillSuggestion) {
 918   // Simulate the browser sending the login info, but set |wait_for_username|
 919   // to prevent the form from being immediately filled.
 920   fill_data_.wait_for_username = true;
 921   SimulateOnFillPasswordForm(fill_data_);
 922
 923   // Neither field should have been autocompleted.
 924   CheckTextFieldsDOMState(std::string(), false, std::string(), false);
 925
 926   // If the password field is not autocompletable, it should not be affected.
 927   SetElementReadOnly(password_element_, true);
 928   EXPECT_FALSE(password_autofill_agent_->FillSuggestion(
 929       username_element_, kAliceUsername, kAlicePassword));
 930   CheckTextFieldsDOMState(std::string(), false, std::string(), false);
 931   SetElementReadOnly(password_element_, false);
 932
 933   // After filling with the suggestion, both fields should be autocompleted.
 934   EXPECT_TRUE(password_autofill_agent_->FillSuggestion(
 935       username_element_, kAliceUsername, kAlicePassword));
 936   CheckTextFieldsDOMState(kAliceUsername, true, kAlicePassword, true);
 937   int username_length = strlen(kAliceUsername);
 938   CheckUsernameSelection(username_length, username_length);
 939
 940   // Try Filling with a suggestion with password different from the one that was
 941   // initially sent to the renderer.
 942   EXPECT_TRUE(password_autofill_agent_->FillSuggestion(
 943       username_element_, kBobUsername, kCarolPassword));
 944   CheckTextFieldsDOMState(kBobUsername, true, kCarolPassword, true);
 945   username_length = strlen(kBobUsername);
 946   CheckUsernameSelection(username_length, username_length);
 947 }
 948
 949 // Tests that |PreviewSuggestion| properly previews the username and password.
 950 TEST_F(PasswordAutofillAgentTest, PreviewSuggestion) {
 951   // Simulate the browser sending the login info, but set |wait_for_username|
 952   // to prevent the form from being immediately filled.
 953   fill_data_.wait_for_username = true;
 954   SimulateOnFillPasswordForm(fill_data_);
 955
 956   // Neither field should have been autocompleted.
 957   CheckTextFieldsDOMState(std::string(), false, std::string(), false);
 958
 959   // If the password field is not autocompletable, it should not be affected.
 960   SetElementReadOnly(password_element_, true);
 961   EXPECT_FALSE(password_autofill_agent_->PreviewSuggestion(
 962       username_element_, kAliceUsername, kAlicePassword));
 963   EXPECT_EQ(std::string(), username_element_.suggestedValue().utf8());
 964   EXPECT_FALSE(username_element_.isAutofilled());
 965   EXPECT_EQ(std::string(), password_element_.suggestedValue().utf8());
 966   EXPECT_FALSE(password_element_.isAutofilled());
 967   SetElementReadOnly(password_element_, false);
 968
 969   // After selecting the suggestion, both fields should be previewed
 970   // with suggested values.
 971   EXPECT_TRUE(password_autofill_agent_->PreviewSuggestion(
 972       username_element_, kAliceUsername, kAlicePassword));
 973   EXPECT_EQ(
 974       kAliceUsername,
 975       static_cast<std::string>(username_element_.suggestedValue().utf8()));
 976   EXPECT_TRUE(username_element_.isAutofilled());
 977   EXPECT_EQ(
 978       kAlicePassword,
 979       static_cast<std::string>(password_element_.suggestedValue().utf8()));
 980   EXPECT_TRUE(password_element_.isAutofilled());
 981   int username_length = strlen(kAliceUsername);
 982   CheckUsernameSelection(0, username_length);
 983
 984   // Try previewing with a password different from the one that was initially
 985   // sent to the renderer.
 986   EXPECT_TRUE(password_autofill_agent_->PreviewSuggestion(
 987       username_element_, kBobUsername, kCarolPassword));
 988   EXPECT_EQ(
 989       kBobUsername,
 990       static_cast<std::string>(username_element_.suggestedValue().utf8()));
 991   EXPECT_TRUE(username_element_.isAutofilled());
 992   EXPECT_EQ(
 993       kCarolPassword,
 994       static_cast<std::string>(password_element_.suggestedValue().utf8()));
 995   EXPECT_TRUE(password_element_.isAutofilled());
 996   username_length = strlen(kBobUsername);
 997   CheckUsernameSelection(0, username_length);
 998 }
 999
1000 // Tests that |PreviewSuggestion| properly sets the username selection range.
1001 TEST_F(PasswordAutofillAgentTest, PreviewSuggestionSelectionRange) {
1002   username_element_.setValue(WebString::fromUTF8("ali"));
1003   username_element_.setSelectionRange(3, 3);
1004   username_element_.setAutofilled(true);
1005
1006   CheckTextFieldsDOMState("ali", true, std::string(), false);
1007
1008   // Simulate the browser sending the login info, but set |wait_for_username|
1009   // to prevent the form from being immediately filled.
1010   fill_data_.wait_for_username = true;
1011   SimulateOnFillPasswordForm(fill_data_);
1012
1013   EXPECT_TRUE(password_autofill_agent_->PreviewSuggestion(
1014       username_element_, kAliceUsername, kAlicePassword));
1015   EXPECT_EQ(
1016       kAliceUsername,
1017       static_cast<std::string>(username_element_.suggestedValue().utf8()));
1018   EXPECT_TRUE(username_element_.isAutofilled());
1019   EXPECT_EQ(
1020       kAlicePassword,
1021       static_cast<std::string>(password_element_.suggestedValue().utf8()));
1022   EXPECT_TRUE(password_element_.isAutofilled());
1023   int username_length = strlen(kAliceUsername);
1024   CheckUsernameSelection(3, username_length);
1025 }
1026
1027 // Tests that |ClearPreview| properly clears previewed username and password
1028 // with password being previously autofilled.
1029 TEST_F(PasswordAutofillAgentTest, ClearPreviewWithPasswordAutofilled) {
1030   password_element_.setValue(WebString::fromUTF8("sec"));
1031   password_element_.setAutofilled(true);
1032
1033   // Simulate the browser sending the login info, but set |wait_for_username|
1034   // to prevent the form from being immediately filled.
1035   fill_data_.wait_for_username = true;
1036   SimulateOnFillPasswordForm(fill_data_);
1037
1038   CheckTextFieldsDOMState(std::string(), false, "sec", true);
1039
1040   EXPECT_TRUE(password_autofill_agent_->PreviewSuggestion(
1041       username_element_, kAliceUsername, kAlicePassword));
1042
1043   EXPECT_TRUE(
1044       password_autofill_agent_->DidClearAutofillSelection(username_element_));
1045
1046   EXPECT_TRUE(username_element_.value().isEmpty());
1047   EXPECT_TRUE(username_element_.suggestedValue().isEmpty());
1048   EXPECT_FALSE(username_element_.isAutofilled());
1049   EXPECT_EQ(ASCIIToUTF16("sec"), password_element_.value());
1050   EXPECT_TRUE(password_element_.suggestedValue().isEmpty());
1051   EXPECT_TRUE(password_element_.isAutofilled());
1052   CheckUsernameSelection(0, 0);
1053 }
1054
1055 // Tests that |ClearPreview| properly clears previewed username and password
1056 // with username being previously autofilled.
1057 TEST_F(PasswordAutofillAgentTest, ClearPreviewWithUsernameAutofilled) {
1058   username_element_.setValue(WebString::fromUTF8("ali"));
1059   username_element_.setSelectionRange(3, 3);
1060   username_element_.setAutofilled(true);
1061
1062   // Simulate the browser sending the login info, but set |wait_for_username|
1063   // to prevent the form from being immediately filled.
1064   fill_data_.wait_for_username = true;
1065   SimulateOnFillPasswordForm(fill_data_);
1066
1067   CheckTextFieldsDOMState("ali", true, std::string(), false);
1068
1069   EXPECT_TRUE(password_autofill_agent_->PreviewSuggestion(
1070       username_element_, kAliceUsername, kAlicePassword));
1071
1072   EXPECT_TRUE(
1073       password_autofill_agent_->DidClearAutofillSelection(username_element_));
1074
1075   EXPECT_EQ(ASCIIToUTF16("ali"), username_element_.value());
1076   EXPECT_TRUE(username_element_.suggestedValue().isEmpty());
1077   EXPECT_TRUE(username_element_.isAutofilled());
1078   EXPECT_TRUE(password_element_.value().isEmpty());
1079   EXPECT_TRUE(password_element_.suggestedValue().isEmpty());
1080   EXPECT_FALSE(password_element_.isAutofilled());
1081   CheckUsernameSelection(3, 3);
1082 }
1083
1084 // Tests that |ClearPreview| properly clears previewed username and password
1085 // with username and password being previously autofilled.
1086 TEST_F(PasswordAutofillAgentTest,
1087        ClearPreviewWithAutofilledUsernameAndPassword) {
1088   username_element_.setValue(WebString::fromUTF8("ali"));
1089   username_element_.setSelectionRange(3, 3);
1090   username_element_.setAutofilled(true);
1091   password_element_.setValue(WebString::fromUTF8("sec"));
1092   password_element_.setAutofilled(true);
1093
1094   // Simulate the browser sending the login info, but set |wait_for_username|
1095   // to prevent the form from being immediately filled.
1096   fill_data_.wait_for_username = true;
1097   SimulateOnFillPasswordForm(fill_data_);
1098
1099   CheckTextFieldsDOMState("ali", true, "sec", true);
1100
1101   EXPECT_TRUE(password_autofill_agent_->PreviewSuggestion(
1102       username_element_, kAliceUsername, kAlicePassword));
1103
1104   EXPECT_TRUE(
1105       password_autofill_agent_->DidClearAutofillSelection(username_element_));
1106
1107   EXPECT_EQ(ASCIIToUTF16("ali"), username_element_.value());
1108   EXPECT_TRUE(username_element_.suggestedValue().isEmpty());
1109   EXPECT_TRUE(username_element_.isAutofilled());
1110   EXPECT_EQ(ASCIIToUTF16("sec"), password_element_.value());
1111   EXPECT_TRUE(password_element_.suggestedValue().isEmpty());
1112   EXPECT_TRUE(password_element_.isAutofilled());
1113   CheckUsernameSelection(3, 3);
1114 }
1115
1116 // Tests that |ClearPreview| properly clears previewed username and password
1117 // with neither username nor password being previously autofilled.
1118 TEST_F(PasswordAutofillAgentTest,
1119        ClearPreviewWithNotAutofilledUsernameAndPassword) {
1120   // Simulate the browser sending the login info, but set |wait_for_username|
1121   // to prevent the form from being immediately filled.
1122   fill_data_.wait_for_username = true;
1123   SimulateOnFillPasswordForm(fill_data_);
1124
1125   CheckTextFieldsDOMState(std::string(), false, std::string(), false);
1126
1127   EXPECT_TRUE(password_autofill_agent_->PreviewSuggestion(
1128       username_element_, kAliceUsername, kAlicePassword));
1129
1130   EXPECT_TRUE(
1131       password_autofill_agent_->DidClearAutofillSelection(username_element_));
1132
1133   EXPECT_TRUE(username_element_.value().isEmpty());
1134   EXPECT_TRUE(username_element_.suggestedValue().isEmpty());
1135   EXPECT_FALSE(username_element_.isAutofilled());
1136   EXPECT_TRUE(password_element_.value().isEmpty());
1137   EXPECT_TRUE(password_element_.suggestedValue().isEmpty());
1138   EXPECT_FALSE(password_element_.isAutofilled());
1139   CheckUsernameSelection(0, 0);
1140 }
1141
1142 // Tests that logging is off by default.
1143 TEST_F(PasswordAutofillAgentTest, OnChangeLoggingState_NoMessage) {
1144   render_thread_->sink().ClearMessages();
1145   SendVisiblePasswordForms();
1146   const IPC::Message* message = render_thread_->sink().GetFirstMessageMatching(
1147       AutofillHostMsg_RecordSavePasswordProgress::ID);
1148   EXPECT_FALSE(message);
1149 }
1150
1151 // Test that logging can be turned on by a message.
1152 TEST_F(PasswordAutofillAgentTest, OnChangeLoggingState_Activated) {
1153   // Turn the logging on.
1154   AutofillMsg_SetLoggingState msg_activate(0, true);
1155   // Up-cast to access OnMessageReceived, which is private in the agent.
1156   EXPECT_TRUE(static_cast<IPC::Listener*>(password_autofill_agent_)
1157                   ->OnMessageReceived(msg_activate));
1158
1159   render_thread_->sink().ClearMessages();
1160   SendVisiblePasswordForms();
1161   const IPC::Message* message = render_thread_->sink().GetFirstMessageMatching(
1162       AutofillHostMsg_RecordSavePasswordProgress::ID);
1163   EXPECT_TRUE(message);
1164 }
1165
1166 // Test that logging can be turned off by a message.
1167 TEST_F(PasswordAutofillAgentTest, OnChangeLoggingState_Deactivated) {
1168   // Turn the logging on and then off.
1169   AutofillMsg_SetLoggingState msg_activate(0, /*active=*/true);
1170   // Up-cast to access OnMessageReceived, which is private in the agent.
1171   EXPECT_TRUE(static_cast<IPC::Listener*>(password_autofill_agent_)
1172                   ->OnMessageReceived(msg_activate));
1173   AutofillMsg_SetLoggingState msg_deactivate(0, /*active=*/false);
1174   EXPECT_TRUE(static_cast<IPC::Listener*>(password_autofill_agent_)
1175                   ->OnMessageReceived(msg_deactivate));
1176
1177   render_thread_->sink().ClearMessages();
1178   SendVisiblePasswordForms();
1179   const IPC::Message* message = render_thread_->sink().GetFirstMessageMatching(
1180       AutofillHostMsg_RecordSavePasswordProgress::ID);
1181   EXPECT_FALSE(message);
1182 }
1183
1184 // Test that the agent sends an IPC call to get the current activity state of
1185 // password saving logging soon after construction.
1186 TEST_F(PasswordAutofillAgentTest, SendsLoggingStateUpdatePingOnConstruction) {
1187   const IPC::Message* message = render_thread_->sink().GetFirstMessageMatching(
1188       AutofillHostMsg_PasswordAutofillAgentConstructed::ID);
1189   EXPECT_TRUE(message);
1190 }
1191
1192 // Tests that one user click on a username field is sufficient to bring up a
1193 // credential suggestion popup, and the user can autocomplete the password by
1194 // selecting the credential from the popup.
1195 TEST_F(PasswordAutofillAgentTest, ClickAndSelect) {
1196   // SimulateElementClick() is called so that a user gesture is actually made
1197   // and the password can be filled. However, SimulateElementClick() does not
1198   // actually lead to the AutofillAgent's InputElementClicked() method being
1199   // called, so SimulateSuggestionChoice has to manually call
1200   // InputElementClicked().
1201   ClearUsernameAndPasswordFields();
1202   SimulateOnFillPasswordForm(fill_data_);
1203   SimulateElementClick(kUsernameName);
1204   SimulateSuggestionChoice(username_element_);
1205   CheckSuggestions(kAliceUsername, true);
1206
1207   CheckTextFieldsDOMState(kAliceUsername, true, kAlicePassword, true);
1208 }
1209
1210 // Tests the autosuggestions that are given when the element is clicked.
1211 // Specifically, tests when the user clicks on the username element after page
1212 // load and the element is autofilled, when the user clicks on an element that
1213 // has a non-matching username, and when the user clicks on an element that's
1214 // already been autofilled and they've already modified.
1215 TEST_F(PasswordAutofillAgentTest, CredentialsOnClick) {
1216   // Simulate the browser sending back the login info.
1217   SimulateOnFillPasswordForm(fill_data_);
1218
1219   // Clear the text fields to start fresh.
1220   ClearUsernameAndPasswordFields();
1221
1222   // Call SimulateElementClick() to produce a user gesture on the page so
1223   // autofill will actually fill.
1224   SimulateElementClick(kUsernameName);
1225
1226   // Simulate a user clicking on the username element. This should produce a
1227   // message with all the usernames.
1228   render_thread_->sink().ClearMessages();
1229   static_cast<PageClickListener*>(autofill_agent_)
1230       ->FormControlElementClicked(username_element_, false);
1231   CheckSuggestions(std::string(), false);
1232
1233   // Now simulate a user typing in an unrecognized username and then
1234   // clicking on the username element. This should also produce a message with
1235   // all the usernames.
1236   SimulateUsernameChange("baz");
1237   render_thread_->sink().ClearMessages();
1238   static_cast<PageClickListener*>(autofill_agent_)
1239       ->FormControlElementClicked(username_element_, true);
1240   CheckSuggestions("baz", true);
1241   ClearUsernameAndPasswordFields();
1242 }
1243
1244 // Tests that there are no autosuggestions from the password manager when the
1245 // user clicks on the password field and the username field is editable when
1246 // FillOnAccountSelect is enabled.
1247 TEST_F(PasswordAutofillAgentTest,
1248        FillOnAccountSelectOnlyNoCredentialsOnPasswordClick) {
1249   base::CommandLine::ForCurrentProcess()->AppendSwitch(
1250       autofill::switches::kEnableFillOnAccountSelect);
1251
1252   // Simulate the browser sending back the login info.
1253   SimulateOnFillPasswordForm(fill_data_);
1254
1255   // Clear the text fields to start fresh.
1256   ClearUsernameAndPasswordFields();
1257
1258   // Call SimulateElementClick() to produce a user gesture on the page so
1259   // autofill will actually fill.
1260   SimulateElementClick(kUsernameName);
1261
1262   // Simulate a user clicking on the password element. This should produce no
1263   // message.
1264   render_thread_->sink().ClearMessages();
1265   static_cast<PageClickListener*>(autofill_agent_)
1266       ->FormControlElementClicked(password_element_, false);
1267   EXPECT_FALSE(render_thread_->sink().GetFirstMessageMatching(
1268       AutofillHostMsg_ShowPasswordSuggestions::ID));
1269 }
1270
1271 // Tests the autosuggestions that are given when a password element is clicked,
1272 // the username element is not editable, and FillOnAccountSelect is enabled.
1273 // Specifically, tests when the user clicks on the password element after page
1274 // load, and the corresponding username element is readonly (and thus
1275 // uneditable), that the credentials for the already-filled username are
1276 // suggested.
1277 TEST_F(PasswordAutofillAgentTest,
1278        FillOnAccountSelectOnlyCredentialsOnPasswordClick) {
1279   base::CommandLine::ForCurrentProcess()->AppendSwitch(
1280       autofill::switches::kEnableFillOnAccountSelect);
1281
1282   // Simulate the browser sending back the login info.
1283   SimulateOnFillPasswordForm(fill_data_);
1284
1285   // Clear the text fields to start fresh.
1286   ClearUsernameAndPasswordFields();
1287
1288   // Simulate the page loading with a prefilled username element that is
1289   // uneditable.
1290   username_element_.setValue("alicia");
1291   SetElementReadOnly(username_element_, true);
1292
1293   // Call SimulateElementClick() to produce a user gesture on the page so
1294   // autofill will actually fill.
1295   SimulateElementClick(kUsernameName);
1296
1297   // Simulate a user clicking on the password element. This should produce a
1298   // message with "alicia" suggested as the credential.
1299   render_thread_->sink().ClearMessages();
1300   static_cast<PageClickListener*>(autofill_agent_)
1301       ->FormControlElementClicked(password_element_, false);
1302   CheckSuggestions("alicia", false);
1303 }
1304
1305 // Tests that there are no autosuggestions from the password manager when the
1306 // user clicks on the password field (not the username field).
1307 TEST_F(PasswordAutofillAgentTest, NoCredentialsOnPasswordClick) {
1308   // Simulate the browser sending back the login info.
1309   SimulateOnFillPasswordForm(fill_data_);
1310
1311   // Clear the text fields to start fresh.
1312   ClearUsernameAndPasswordFields();
1313
1314   // Call SimulateElementClick() to produce a user gesture on the page so
1315   // autofill will actually fill.
1316   SimulateElementClick(kUsernameName);
1317
1318   // Simulate a user clicking on the password element. This should produce no
1319   // message.
1320   render_thread_->sink().ClearMessages();
1321   static_cast<PageClickListener*>(autofill_agent_)
1322       ->FormControlElementClicked(password_element_, false);
1323   EXPECT_FALSE(render_thread_->sink().GetFirstMessageMatching(
1324       AutofillHostMsg_ShowPasswordSuggestions::ID));
1325 }
1326
1327 // The user types in a username and a password, but then just before sending
1328 // the form off, a script clears them. This test checks that
1329 // PasswordAutofillAgent can still remember the username and the password
1330 // typed by the user.
1331 TEST_F(PasswordAutofillAgentTest,
1332        RememberLastNonEmptyUsernameAndPasswordOnSubmit_ScriptCleared) {
1333   SimulateUsernameChange("temp");
1334   SimulatePasswordChange("random");
1335
1336   // Simulate that the username and the password value was cleared by the
1337   // site's JavaScript before submit.
1338   username_element_.setValue(WebString());
1339   password_element_.setValue(WebString());
1340   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1341       ->WillSubmitForm(username_element_.form());
1342
1343   // Observe that the PasswordAutofillAgent still remembered the last non-empty
1344   // username and password and sent that to the browser.
1345   ExpectFormSubmittedWithUsernameAndPasswords("temp", "random", "");
1346 }
1347
1348 // Similar to RememberLastNonEmptyPasswordOnSubmit_ScriptCleared, but this time
1349 // it's the user who clears the username and the password. This test checks
1350 // that in that case, the last non-empty username and password are not
1351 // remembered.
1352 TEST_F(PasswordAutofillAgentTest,
1353        RememberLastNonEmptyUsernameAndPasswordOnSubmit_UserCleared) {
1354   SimulateUsernameChange("temp");
1355   SimulatePasswordChange("random");
1356
1357   // Simulate that the user actually cleared the username and password again.
1358   SimulateUsernameChange("");
1359   SimulatePasswordChange("");
1360   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1361       ->WillSubmitForm(username_element_.form());
1362
1363   // Observe that the PasswordAutofillAgent respects the user having cleared the
1364   // password.
1365   ExpectFormSubmittedWithUsernameAndPasswords("", "", "");
1366 }
1367
1368 // Similar to RememberLastNonEmptyPasswordOnSubmit_ScriptCleared, but uses the
1369 // new password instead of the current password.
1370 TEST_F(PasswordAutofillAgentTest,
1371        RememberLastNonEmptyUsernameAndPasswordOnSubmit_New) {
1372   const char kNewPasswordFormHTML[] =
1373       "<FORM name='LoginTestForm'>"
1374       "  <INPUT type='text' id='username' autocomplete='username'/>"
1375       "  <INPUT type='password' id='password' autocomplete='new-password'/>"
1376       "  <INPUT type='submit' value='Login'/>"
1377       "</FORM>";
1378   LoadHTML(kNewPasswordFormHTML);
1379   UpdateUsernameAndPasswordElements();
1380
1381   SimulateUsernameChange("temp");
1382   SimulatePasswordChange("random");
1383
1384   // Simulate that the username and the password value was cleared by
1385   // the site's JavaScript before submit.
1386   username_element_.setValue(WebString());
1387   password_element_.setValue(WebString());
1388   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1389       ->WillSubmitForm(username_element_.form());
1390
1391   // Observe that the PasswordAutofillAgent still remembered the last non-empty
1392   // password and sent that to the browser.
1393   ExpectFormSubmittedWithUsernameAndPasswords("temp", "", "random");
1394 }
1395
1396 // The user first accepts a suggestion, but then overwrites the password. This
1397 // test checks that the overwritten password is not reverted back if the user
1398 // triggers autofill through focusing (but not changing) the username again.
1399 TEST_F(PasswordAutofillAgentTest,
1400        NoopEditingDoesNotOverwriteManuallyEditedPassword) {
1401   // Simulate having credentials which needed to wait until the user starts
1402   // typing the username to be filled (e.g., PSL-matched credentials). Those are
1403   // the ones which can be filled as a result of TextFieldDidEndEditing.
1404   fill_data_.wait_for_username = true;
1405   SimulateOnFillPasswordForm(fill_data_);
1406   // Simulate that the user typed her name to make the autofill work.
1407   SimulateUsernameChange(kAliceUsername);
1408   SimulateDidEndEditing(GetMainFrame(), username_element_);
1409   const std::string old_username(username_element_.value().utf8());
1410   const std::string old_password(password_element_.value().utf8());
1411   const std::string new_password(old_password + "modify");
1412
1413   // The user changes the password.
1414   SimulatePasswordChange(new_password);
1415
1416   // The user switches back into the username field, but leaves that without
1417   // changes.
1418   SimulateDidEndEditing(GetMainFrame(), username_element_);
1419
1420   // The password should have stayed as the user changed it.
1421   CheckTextFieldsDOMState(old_username, true, new_password, false);
1422   // The password should not have a suggested value.
1423   CheckTextFieldsState(old_username, true, std::string(), false);
1424 }
1425
1426 // The user types in a username and a password, but then just before sending
1427 // the form off, a script changes them. This test checks that
1428 // PasswordAutofillAgent can still remember the username and the password
1429 // typed by the user.
1430 TEST_F(PasswordAutofillAgentTest,
1431        RememberLastTypedUsernameAndPasswordOnSubmit_ScriptChanged) {
1432   SimulateUsernameChange("temp");
1433   SimulatePasswordChange("random");
1434
1435   // Simulate that the username and the password value was changed by the
1436   // site's JavaScript before submit.
1437   username_element_.setValue(WebString("new username"));
1438   password_element_.setValue(WebString("new password"));
1439   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1440       ->WillSendSubmitEvent(username_element_.form());
1441   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1442       ->WillSubmitForm(username_element_.form());
1443
1444   // Observe that the PasswordAutofillAgent still remembered the last typed
1445   // username and password and sent that to the browser.
1446   ExpectFormSubmittedWithUsernameAndPasswords("temp", "random", "");
1447 }
1448
1449 // The username/password is autofilled by password manager then just before
1450 // sending the form off, a script changes them. This test checks that
1451 // PasswordAutofillAgent can still get the username and the password autofilled.
1452 TEST_F(PasswordAutofillAgentTest,
1453        RememberLastAutofilledUsernameAndPasswordOnSubmit_ScriptChanged) {
1454   SimulateOnFillPasswordForm(fill_data_);
1455
1456   // Simulate that the username and the password value was changed by the
1457   // site's JavaScript before submit.
1458   username_element_.setValue(WebString("new username"));
1459   password_element_.setValue(WebString("new password"));
1460   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1461       ->WillSendSubmitEvent(username_element_.form());
1462   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1463       ->WillSubmitForm(username_element_.form());
1464
1465   // Observe that the PasswordAutofillAgent still remembered the autofilled
1466   // username and password and sent that to the browser.
1467   ExpectFormSubmittedWithUsernameAndPasswords(kAliceUsername, kAlicePassword,
1468                                               "");
1469 }
1470
1471 // The username/password is autofilled by password manager then user types in a
1472 // username and a password. Then just before sending the form off, a script
1473 // changes them. This test checks that PasswordAutofillAgent can still remember
1474 // the username and the password typed by the user.
1475 TEST_F(
1476     PasswordAutofillAgentTest,
1477     RememberLastTypedAfterAutofilledUsernameAndPasswordOnSubmit_ScriptChanged) {
1478   SimulateOnFillPasswordForm(fill_data_);
1479
1480   SimulateUsernameChange("temp");
1481   SimulatePasswordChange("random");
1482
1483   // Simulate that the username and the password value was changed by the
1484   // site's JavaScript before submit.
1485   username_element_.setValue(WebString("new username"));
1486   password_element_.setValue(WebString("new password"));
1487   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1488       ->WillSendSubmitEvent(username_element_.form());
1489   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1490       ->WillSubmitForm(username_element_.form());
1491
1492   // Observe that the PasswordAutofillAgent still remembered the last typed
1493   // username and password and sent that to the browser.
1494   ExpectFormSubmittedWithUsernameAndPasswords("temp", "random", "");
1495 }
1496
1497 // The user starts typing username then it is autofilled.
1498 // PasswordAutofillAgent should remember the username that was autofilled,
1499 // not last typed.
1500 TEST_F(PasswordAutofillAgentTest, RememberAutofilledUsername) {
1501   SimulateUsernameChange("Te");
1502   // Simulate that the username was changed by autofilling.
1503   username_element_.setValue(WebString("temp"));
1504   SimulatePasswordChange("random");
1505
1506   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1507       ->WillSendSubmitEvent(username_element_.form());
1508   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1509       ->WillSubmitForm(username_element_.form());
1510
1511   // Observe that the PasswordAutofillAgent still remembered the last typed
1512   // username and password and sent that to the browser.
1513   ExpectFormSubmittedWithUsernameAndPasswords("temp", "random", "");
1514 }
1515
1516 TEST_F(PasswordAutofillAgentTest, FormFillDataMustHaveUsername) {
1517   ClearUsernameAndPasswordFields();
1518
1519   PasswordFormFillData no_username_fill_data = fill_data_;
1520   no_username_fill_data.username_field.name = base::string16();
1521   SimulateOnFillPasswordForm(no_username_fill_data);
1522
1523   // The username and password should not have been autocompleted.
1524   CheckTextFieldsState("", false, "", false);
1525 }
1526
1527 TEST_F(PasswordAutofillAgentTest, FillOnAccountSelectOnly) {
1528   base::CommandLine::ForCurrentProcess()->AppendSwitch(
1529       autofill::switches::kEnableFillOnAccountSelect);
1530
1531   ClearUsernameAndPasswordFields();
1532
1533   // Simulate the browser sending back the login info for an initial page load.
1534   SimulateOnFillPasswordForm(fill_data_);
1535
1536   CheckTextFieldsState(std::string(), true, std::string(), false);
1537 }
1538
1539 TEST_F(PasswordAutofillAgentTest, FillOnAccountSelectOnlyReadonlyUsername) {
1540   base::CommandLine::ForCurrentProcess()->AppendSwitch(
1541       autofill::switches::kEnableFillOnAccountSelect);
1542
1543   ClearUsernameAndPasswordFields();
1544
1545   username_element_.setValue("alice");
1546   SetElementReadOnly(username_element_, true);
1547
1548   // Simulate the browser sending back the login info for an initial page load.
1549   SimulateOnFillPasswordForm(fill_data_);
1550
1551   CheckTextFieldsState(std::string("alice"), false, std::string(), true);
1552 }
1553
1554 TEST_F(PasswordAutofillAgentTest,
1555        FillOnAccountSelectOnlyReadonlyNotPreferredUsername) {
1556   base::CommandLine::ForCurrentProcess()->AppendSwitch(
1557       autofill::switches::kEnableFillOnAccountSelect);
1558
1559   ClearUsernameAndPasswordFields();
1560
1561   username_element_.setValue("Carol");
1562   SetElementReadOnly(username_element_, true);
1563
1564   // Simulate the browser sending back the login info for an initial page load.
1565   SimulateOnFillPasswordForm(fill_data_);
1566
1567   CheckTextFieldsState(std::string("Carol"), false, std::string(), true);
1568 }
1569
1570 TEST_F(PasswordAutofillAgentTest, FillOnAccountSelectOnlyNoUsername) {
1571   base::CommandLine::ForCurrentProcess()->AppendSwitch(
1572       autofill::switches::kEnableFillOnAccountSelect);
1573
1574   // Load a form with no username and update test data.
1575   LoadHTML(kVisibleFormWithNoUsernameHTML);
1576   username_element_.reset();
1577   WebDocument document = GetMainFrame()->document();
1578   WebElement element =
1579       document.getElementById(WebString::fromUTF8(kPasswordName));
1580   ASSERT_FALSE(element.isNull());
1581   password_element_ = element.to<blink::WebInputElement>();
1582   fill_data_.username_field = FormFieldData();
1583   UpdateOriginForHTML(kVisibleFormWithNoUsernameHTML);
1584   fill_data_.additional_logins.clear();
1585   fill_data_.other_possible_usernames.clear();
1586
1587   password_element_.setValue("");
1588   password_element_.setAutofilled(false);
1589
1590   // Simulate the browser sending back the login info for an initial page load.
1591   SimulateOnFillPasswordForm(fill_data_);
1592
1593   EXPECT_TRUE(password_element_.suggestedValue().isEmpty());
1594   EXPECT_TRUE(password_element_.isAutofilled());
1595 }
1596
1597 TEST_F(PasswordAutofillAgentTest, ShowPopupNoUsername) {
1598   // Load a form with no username and update test data.
1599   LoadHTML(kVisibleFormWithNoUsernameHTML);
1600   username_element_.reset();
1601   WebDocument document = GetMainFrame()->document();
1602   WebElement element =
1603       document.getElementById(WebString::fromUTF8(kPasswordName));
1604   ASSERT_FALSE(element.isNull());
1605   password_element_ = element.to<blink::WebInputElement>();
1606   fill_data_.username_field = FormFieldData();
1607   UpdateOriginForHTML(kVisibleFormWithNoUsernameHTML);
1608   fill_data_.additional_logins.clear();
1609   fill_data_.other_possible_usernames.clear();
1610
1611   password_element_.setValue("");
1612   password_element_.setAutofilled(false);
1613
1614   // Simulate the browser sending back the login info for an initial page load.
1615   SimulateOnFillPasswordForm(fill_data_);
1616
1617   password_element_.setValue("123");
1618   password_element_.setAutofilled(false);
1619
1620   SimulateSuggestionChoiceOfUsernameAndPassword(
1621       password_element_, base::string16(), ASCIIToUTF16(kAlicePassword));
1622   CheckSuggestions(std::string(), false);
1623   EXPECT_EQ(ASCIIToUTF16(kAlicePassword), password_element_.value());
1624   EXPECT_TRUE(password_element_.isAutofilled());
1625 }
1626
1627 // Tests with fill-on-account-select enabled that if the username element is
1628 // read-only and filled with an unknown username, then the password field is not
1629 // highlighted as autofillable (regression test for https://crbug.com/442564).
1630 TEST_F(PasswordAutofillAgentTest,
1631        FillOnAccountSelectOnlyReadonlyUnknownUsername) {
1632   base::CommandLine::ForCurrentProcess()->AppendSwitch(
1633       autofill::switches::kEnableFillOnAccountSelect);
1634
1635   ClearUsernameAndPasswordFields();
1636
1637   username_element_.setValue("foobar");
1638   SetElementReadOnly(username_element_, true);
1639
1640   CheckTextFieldsState(std::string("foobar"), false, std::string(), false);
1641 }
1642
1643 // Test that the last plain text field before a password field is chosen as a
1644 // username, in a form with 2 plain text fields without username predictions.
1645 TEST_F(PasswordAutofillAgentTest, FindingUsernameWithoutAutofillPredictions) {
1646   LoadHTML(kFormHTMLWithTwoTextFields);
1647   UpdateUsernameAndPasswordElements();
1648   blink::WebInputElement email_element = GetInputElementByID(kEmailName);
1649   SimulateUsernameChange("temp");
1650   SimulateUserInputChangeForElement(&email_element, "temp@google.com");
1651   SimulatePasswordChange("random");
1652   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1653       ->WillSendSubmitEvent(username_element_.form());
1654   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1655       ->WillSubmitForm(username_element_.form());
1656
1657   // Observe that the PasswordAutofillAgent identifies the second field (e-mail)
1658   // as username.
1659   ExpectFormSubmittedWithUsernameAndPasswords("temp@google.com", "random", "");
1660 }
1661
1662 // Tests that field predictions are followed when identifying the username
1663 // and password in a password form with two plain text fields.
1664 TEST_F(PasswordAutofillAgentTest, FindingFieldsWithAutofillPredictions) {
1665   LoadHTML(kFormHTMLWithTwoTextFields);
1666   UpdateUsernameAndPasswordElements();
1667   blink::WebInputElement email_element = GetInputElementByID(kEmailName);
1668   SimulateUsernameChange("temp");
1669   SimulateUserInputChangeForElement(&email_element, "temp@google.com");
1670   SimulatePasswordChange("random");
1671   // Find FormData for visible password form.
1672   blink::WebFormElement form_element = username_element_.form();
1673   FormData form_data;
1674   ASSERT_TRUE(WebFormElementToFormData(form_element,
1675                                        blink::WebFormControlElement(),
1676                                        EXTRACT_NONE, &form_data, nullptr));
1677   // Simulate Autofill predictions: the first field is username, the third
1678   // one is password.
1679   std::map<autofill::FormData, PasswordFormFieldPredictionMap> predictions;
1680   predictions[form_data][form_data.fields[0]] = PREDICTION_USERNAME;
1681   predictions[form_data][form_data.fields[2]] = PREDICTION_NEW_PASSWORD;
1682   AutofillMsg_AutofillUsernameAndPasswordDataReceived msg(0, predictions);
1683   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1684       ->OnMessageReceived(msg);
1685
1686   // The predictions should still match even if the form changes, as long
1687   // as the particular elements don't change.
1688   std::string add_field_to_form =
1689       "var form = document.getElementById('LoginTestForm');"
1690       "var new_input = document.createElement('input');"
1691       "new_input.setAttribute('type', 'text');"
1692       "new_input.setAttribute('id', 'other_field');"
1693       "form.appendChild(new_input);";
1694   ExecuteJavaScriptForTests(add_field_to_form.c_str());
1695
1696   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1697       ->WillSendSubmitEvent(username_element_.form());
1698   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1699       ->WillSubmitForm(username_element_.form());
1700
1701   // Observe that the PasswordAutofillAgent identifies the first field as
1702   // username.
1703   // TODO(msramek): We should also test that adding another password field
1704   // won't override the password field prediction either. However, the password
1705   // field predictions are not taken into account yet.
1706   ExpectFormSubmittedWithUsernameAndPasswords("temp", "random", "");
1707 }
1708
1709 // The user types in a username and a password. Then JavaScript changes password
1710 // field to readonly state before submit. PasswordAutofillAgent can correctly
1711 // process readonly password field. This test models behaviour of gmail.com.
1712 TEST_F(PasswordAutofillAgentTest, ReadonlyPasswordFieldOnSubmit) {
1713   SimulateUsernameChange("temp");
1714   SimulatePasswordChange("random");
1715
1716   // Simulate that JavaScript makes password field readonly.
1717   SetElementReadOnly(password_element_, true);
1718   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1719       ->WillSubmitForm(username_element_.form());
1720
1721   // Observe that the PasswordAutofillAgent can correctly process submitted
1722   // form.
1723   ExpectFormSubmittedWithUsernameAndPasswords("temp", "random", "");
1724 }
1725
1726 // Verify that typed passwords are saved correctly when autofill and generation
1727 // both trigger. Regression test for https://crbug.com/493455
1728 TEST_F(PasswordAutofillAgentTest, PasswordGenerationTriggered_TypedPassword) {
1729   SimulateOnFillPasswordForm(fill_data_);
1730
1731   SetNotBlacklistedMessage(password_generation_, kFormHTML);
1732   SetAccountCreationFormsDetectedMessage(password_generation_,
1733                                          GetMainFrame()->document(),
1734                                          0);
1735
1736   SimulateUsernameChange("NewGuy");
1737   SimulatePasswordChange("NewPassword");
1738   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1739       ->WillSendSubmitEvent(username_element_.form());
1740   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1741       ->WillSubmitForm(username_element_.form());
1742
1743   ExpectFormSubmittedWithUsernameAndPasswords("NewGuy", "NewPassword", "");
1744 }
1745
1746 // Verify that generated passwords are saved correctly when autofill and
1747 // generation both trigger. Regression test for https://crbug.com/493455.
1748 TEST_F(PasswordAutofillAgentTest,
1749        PasswordGenerationTriggered_GeneratedPassword) {
1750   SimulateOnFillPasswordForm(fill_data_);
1751
1752   SetNotBlacklistedMessage(password_generation_, kFormHTML);
1753   SetAccountCreationFormsDetectedMessage(password_generation_,
1754                                          GetMainFrame()->document(),
1755                                          0);
1756
1757   base::string16 password = base::ASCIIToUTF16("NewPass22");
1758   AutofillMsg_GeneratedPasswordAccepted msg(0, password);
1759   password_generation_->OnMessageReceived(msg);
1760
1761   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1762       ->WillSendSubmitEvent(username_element_.form());
1763   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1764       ->WillSubmitForm(username_element_.form());
1765
1766   ExpectFormSubmittedWithUsernameAndPasswords(kAliceUsername, "NewPass22", "");
1767 }
1768
1769 // If password generation is enabled for a field, password autofill should not
1770 // show UI.
1771 TEST_F(PasswordAutofillAgentTest, PasswordGenerationSupersedesAutofill) {
1772   LoadHTML(kSignupFormHTML);
1773
1774   // Update password_element_;
1775   WebDocument document = GetMainFrame()->document();
1776   WebElement element =
1777       document.getElementById(WebString::fromUTF8("new_password"));
1778   ASSERT_FALSE(element.isNull());
1779   password_element_ = element.to<blink::WebInputElement>();
1780
1781   // Update fill_data_ for the new form and simulate filling. Pretend as if
1782   // the password manager didn't detect a username field so it will try to
1783   // show UI when the password field is focused.
1784   fill_data_.wait_for_username = true;
1785   fill_data_.username_field = FormFieldData();
1786   fill_data_.password_field.name = base::ASCIIToUTF16("new_password");
1787   UpdateOriginForHTML(kSignupFormHTML);
1788   SimulateOnFillPasswordForm(fill_data_);
1789
1790   // Simulate generation triggering.
1791   SetNotBlacklistedMessage(password_generation_,
1792                            kSignupFormHTML);
1793   SetAccountCreationFormsDetectedMessage(password_generation_,
1794                                          GetMainFrame()->document(),
1795                                          0);
1796
1797   // Simulate the field being clicked to start typing. This should trigger
1798   // generation but not password autofill.
1799   SetFocused(password_element_);
1800   SimulateElementClick("new_password");
1801   EXPECT_EQ(nullptr,
1802             render_thread_->sink().GetFirstMessageMatching(
1803                 AutofillHostMsg_ShowPasswordSuggestions::ID));
1804   ExpectPasswordGenerationAvailable(password_generation_, true);
1805 }
1806
1807 // Tests that a password change form is properly filled with the username and
1808 // password.
1809 TEST_F(PasswordAutofillAgentTest, FillSuggestionPasswordChangeForms) {
1810   LoadHTML(kPasswordChangeFormHTML);
1811   UpdateOriginForHTML(kPasswordChangeFormHTML);
1812   UpdateUsernameAndPasswordElements();
1813   // Simulate the browser sending the login info, but set |wait_for_username|
1814   // to prevent the form from being immediately filled.
1815   fill_data_.wait_for_username = true;
1816   fill_data_.is_possible_change_password_form = true;
1817   SimulateOnFillPasswordForm(fill_data_);
1818
1819   // Neither field should have been autocompleted.
1820   CheckTextFieldsDOMState(std::string(), false, std::string(), false);
1821
1822   EXPECT_TRUE(password_autofill_agent_->FillSuggestion(
1823       username_element_, kAliceUsername, kAlicePassword));
1824   CheckTextFieldsDOMState(kAliceUsername, true, kAlicePassword, true);
1825 }
1826
1827 // Tests that a password change form is properly filled with the password when
1828 // the user click on the password field.
1829 TEST_F(PasswordAutofillAgentTest,
1830        FillSuggestionPasswordChangeFormsOnlyPassword) {
1831   LoadHTML(kPasswordChangeFormHTML);
1832   UpdateOriginForHTML(kPasswordChangeFormHTML);
1833   UpdateUsernameAndPasswordElements();
1834   // Simulate the browser sending the login info, but set |wait_for_username|
1835   // to prevent the form from being immediately filled.
1836   fill_data_.wait_for_username = true;
1837   fill_data_.is_possible_change_password_form = true;
1838   SimulateOnFillPasswordForm(fill_data_);
1839
1840   // Neither field should have been autocompleted.
1841   CheckTextFieldsDOMState(std::string(), false, std::string(), false);
1842
1843   EXPECT_TRUE(password_autofill_agent_->FillSuggestion(
1844       password_element_, kAliceUsername, kAlicePassword));
1845   CheckTextFieldsDOMState("", false, kAlicePassword, true);
1846 }
1847
1848 // Tests that one user click on a username field is sufficient to bring up a
1849 // credential suggestion popup on a change password form.
1850 TEST_F(PasswordAutofillAgentTest,
1851        SuggestionsOnUsernameFieldOfChangePasswordForm) {
1852   LoadHTML(kPasswordChangeFormHTML);
1853   UpdateOriginForHTML(kPasswordChangeFormHTML);
1854   UpdateUsernameAndPasswordElements();
1855
1856   ClearUsernameAndPasswordFields();
1857   fill_data_.wait_for_username = true;
1858   fill_data_.is_possible_change_password_form = true;
1859   SimulateOnFillPasswordForm(fill_data_);
1860   // Simulate a user clicking on the username element. This should produce a
1861   // message.
1862   render_thread_->sink().ClearMessages();
1863   static_cast<PageClickListener*>(autofill_agent_)
1864       ->FormControlElementClicked(username_element_, true);
1865   CheckSuggestions("", true);
1866 }
1867
1868 // Tests that one user click on a password field is sufficient to bring up a
1869 // credential suggestion popup on a change password form.
1870 TEST_F(PasswordAutofillAgentTest,
1871        SuggestionsOnPasswordFieldOfChangePasswordForm) {
1872   LoadHTML(kPasswordChangeFormHTML);
1873   UpdateOriginForHTML(kPasswordChangeFormHTML);
1874   UpdateUsernameAndPasswordElements();
1875
1876   ClearUsernameAndPasswordFields();
1877   fill_data_.wait_for_username = true;
1878   fill_data_.is_possible_change_password_form = true;
1879   SimulateOnFillPasswordForm(fill_data_);
1880   // Simulate a user clicking on the password element. This should produce a
1881   // message.
1882   render_thread_->sink().ClearMessages();
1883   static_cast<PageClickListener*>(autofill_agent_)
1884       ->FormControlElementClicked(password_element_, true);
1885   CheckSuggestions("", false);
1886 }
1887
1888 // Tests that there are no autosuggestions from the password manager when the
1889 // user clicks on the password field of change password form after the user
1890 // typed in the username field.
1891 TEST_F(PasswordAutofillAgentTest,
1892        NoSuggestionsOnPasswordFieldOfChangePasswordFormAfterUsernameTyping) {
1893   LoadHTML(kPasswordChangeFormHTML);
1894   UpdateOriginForHTML(kPasswordChangeFormHTML);
1895   UpdateUsernameAndPasswordElements();
1896
1897   ClearUsernameAndPasswordFields();
1898   fill_data_.wait_for_username = true;
1899   fill_data_.is_possible_change_password_form = true;
1900   SimulateOnFillPasswordForm(fill_data_);
1901
1902   // Clear the text fields to start fresh.
1903   SimulateUsernameChange("temp");
1904
1905   // Simulate a user clicking on the password element. This should produce no
1906   // message.
1907   render_thread_->sink().ClearMessages();
1908   static_cast<PageClickListener*>(autofill_agent_)
1909       ->FormControlElementClicked(password_element_, false);
1910   EXPECT_FALSE(render_thread_->sink().GetFirstMessageMatching(
1911       AutofillHostMsg_ShowPasswordSuggestions::ID));
1912 }
1913
1914 // Tests that NOT_PASSWORD field predictions are followed so that no password
1915 // form is submitted.
1916 TEST_F(PasswordAutofillAgentTest, IgnoreNotPasswordFields) {
1917   LoadHTML(kCreditCardFormHTML);
1918   blink::WebInputElement credit_card_owner_element =
1919       GetInputElementByID(kCreditCardOwnerName);
1920   blink::WebInputElement credit_card_number_element =
1921       GetInputElementByID(kCreditCardNumberName);
1922   blink::WebInputElement credit_card_verification_element =
1923       GetInputElementByID(kCreditCardVerificationName);
1924   SimulateUserInputChangeForElement(&credit_card_owner_element, "JohnSmith");
1925   SimulateUserInputChangeForElement(&credit_card_number_element,
1926                                     "1234123412341234");
1927   SimulateUserInputChangeForElement(&credit_card_verification_element, "123");
1928   // Find FormData for visible form.
1929   blink::WebFormElement form_element = credit_card_number_element.form();
1930   FormData form_data;
1931   ASSERT_TRUE(WebFormElementToFormData(form_element,
1932                                        blink::WebFormControlElement(),
1933                                        EXTRACT_NONE, &form_data, nullptr));
1934   // Simulate Autofill predictions: the third field is not a password.
1935   std::map<autofill::FormData, PasswordFormFieldPredictionMap> predictions;
1936   predictions[form_data][form_data.fields[2]] = PREDICTION_NOT_PASSWORD;
1937   AutofillMsg_AutofillUsernameAndPasswordDataReceived msg(0, predictions);
1938   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1939       ->OnMessageReceived(msg);
1940
1941   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1942       ->WillSendSubmitEvent(form_element);
1943   static_cast<content::RenderFrameObserver*>(password_autofill_agent_)
1944       ->WillSubmitForm(form_element);
1945
1946   const IPC::Message* message = render_thread_->sink().GetFirstMessageMatching(
1947       AutofillHostMsg_PasswordFormSubmitted::ID);
1948   ASSERT_FALSE(message);
1949 }
1950
1951 }  // namespace autofill