chrome/browser/autocomplete/keyword_provider_unittest.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/command_line.h"
   6 #include "base/message_loop/message_loop.h"
   7 #include "base/strings/utf_string_conversions.h"
   8 #include "chrome/browser/autocomplete/autocomplete_match.h"
   9 #include "chrome/browser/autocomplete/keyword_provider.h"
  10 #include "chrome/browser/search_engines/template_url.h"
  11 #include "chrome/browser/search_engines/template_url_service.h"
  12 #include "chrome/common/chrome_switches.h"
  13 #include "chrome/test/base/testing_browser_process.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15 #include "url/gurl.h"
  16
  17 using base::ASCIIToUTF16;
  18
  19 class KeywordProviderTest : public testing::Test {
  20  protected:
  21   template<class ResultType>
  22   struct MatchType {
  23     const ResultType member;
  24     bool allowed_to_be_default_match;
  25   };
  26
  27   template<class ResultType>
  28   struct TestData {
  29     const base::string16 input;
  30     const size_t num_results;
  31     const MatchType<ResultType> output[3];
  32   };
  33
  34   KeywordProviderTest() : kw_provider_(NULL) { }
  35   virtual ~KeywordProviderTest() { }
  36
  37   virtual void SetUp();
  38   virtual void TearDown();
  39
  40   template<class ResultType>
  41   void RunTest(TestData<ResultType>* keyword_cases,
  42                int num_cases,
  43                ResultType AutocompleteMatch::* member);
  44
  45  protected:
  46   static const TemplateURLService::Initializer kTestData[];
  47
  48   scoped_refptr<KeywordProvider> kw_provider_;
  49   scoped_ptr<TemplateURLService> model_;
  50 };
  51
  52 // static
  53 const TemplateURLService::Initializer KeywordProviderTest::kTestData[] = {
  54   { "aa", "aa.com?foo={searchTerms}", "aa" },
  55   { "aaaa", "http://aaaa/?aaaa=1&b={searchTerms}&c", "aaaa" },
  56   { "aaaaa", "{searchTerms}", "aaaaa" },
  57   { "ab", "bogus URL {searchTerms}", "ab" },
  58   { "weasel", "weasel{searchTerms}weasel", "weasel" },
  59   { "www", " +%2B?={searchTerms}foo ", "www" },
  60   { "nonsub", "http://nonsubstituting-keyword.com/", "nonsub" },
  61   { "z", "{searchTerms}=z", "z" },
  62 };
  63
  64 void KeywordProviderTest::SetUp() {
  65   model_.reset(new TemplateURLService(kTestData, arraysize(kTestData)));
  66   kw_provider_ = new KeywordProvider(NULL, model_.get());
  67 }
  68
  69 void KeywordProviderTest::TearDown() {
  70   model_.reset();
  71   kw_provider_ = NULL;
  72 }
  73
  74 template<class ResultType>
  75 void KeywordProviderTest::RunTest(
  76     TestData<ResultType>* keyword_cases,
  77     int num_cases,
  78     ResultType AutocompleteMatch::* member) {
  79   ACMatches matches;
  80   for (int i = 0; i < num_cases; ++i) {
  81     SCOPED_TRACE(keyword_cases[i].input);
  82     AutocompleteInput input(keyword_cases[i].input, base::string16::npos,
  83                             base::string16(), GURL(),
  84                             AutocompleteInput::INVALID_SPEC, true,
  85                             false, true, true);
  86     kw_provider_->Start(input, false);
  87     EXPECT_TRUE(kw_provider_->done());
  88     matches = kw_provider_->matches();
  89     ASSERT_EQ(keyword_cases[i].num_results, matches.size());
  90     for (size_t j = 0; j < matches.size(); ++j) {
  91       EXPECT_EQ(keyword_cases[i].output[j].member, matches[j].*member);
  92       EXPECT_EQ(keyword_cases[i].output[j].allowed_to_be_default_match,
  93                 matches[j].allowed_to_be_default_match);
  94     }
  95   }
  96 }
  97
  98 TEST_F(KeywordProviderTest, Edit) {
  99   const MatchType<base::string16> kEmptyMatch = { base::string16(), false };
 100   TestData<base::string16> edit_cases[] = {
 101     // Searching for a nonexistent prefix should give nothing.
 102     { ASCIIToUTF16("Not Found"), 0,
 103       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 104     { ASCIIToUTF16("aaaaaNot Found"), 0,
 105       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 106
 107     // Check that tokenization only collapses whitespace between first tokens,
 108     // no-query-input cases have a space appended, and action is not escaped.
 109     { ASCIIToUTF16("z"), 1,
 110       { { ASCIIToUTF16("z "), true }, kEmptyMatch, kEmptyMatch } },
 111     { ASCIIToUTF16("z    \t"), 1,
 112       { { ASCIIToUTF16("z "), true }, kEmptyMatch, kEmptyMatch } },
 113
 114     // Check that exact, substituting keywords with a verbatim search term
 115     // don't generate a result.  (These are handled by SearchProvider.)
 116     { ASCIIToUTF16("z foo"), 0,
 117       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 118     { ASCIIToUTF16("z   a   b   c++"), 0,
 119       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 120
 121     // Matches should be limited to three, and sorted in quality order, not
 122     // alphabetical.
 123     { ASCIIToUTF16("aaa"), 2,
 124       { { ASCIIToUTF16("aaaa "), false },
 125         { ASCIIToUTF16("aaaaa "), false },
 126         kEmptyMatch } },
 127     { ASCIIToUTF16("a 1 2 3"), 3,
 128      { { ASCIIToUTF16("aa 1 2 3"), false },
 129        { ASCIIToUTF16("ab 1 2 3"), false },
 130        { ASCIIToUTF16("aaaa 1 2 3"), false } } },
 131     { ASCIIToUTF16("www.a"), 3,
 132       { { ASCIIToUTF16("aa "), false },
 133         { ASCIIToUTF16("ab "), false },
 134         { ASCIIToUTF16("aaaa "), false } } },
 135     // Exact matches should prevent returning inexact matches.  Also, the
 136     // verbatim query for this keyword match should not be returned.  (It's
 137     // returned by SearchProvider.)
 138     { ASCIIToUTF16("aaaa foo"), 0,
 139       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 140     { ASCIIToUTF16("www.aaaa foo"), 0,
 141       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 142
 143     // Clean up keyword input properly.  "http" and "https" are the only
 144     // allowed schemes.
 145     { ASCIIToUTF16("www"), 1,
 146       { { ASCIIToUTF16("www "), true }, kEmptyMatch, kEmptyMatch }},
 147     { ASCIIToUTF16("www."), 0,
 148       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 149     { ASCIIToUTF16("www.w w"), 2,
 150       { { ASCIIToUTF16("www w"), false },
 151         { ASCIIToUTF16("weasel w"), false },
 152         kEmptyMatch } },
 153     { ASCIIToUTF16("http://www"), 1,
 154       { { ASCIIToUTF16("www "), true }, kEmptyMatch, kEmptyMatch } },
 155     { ASCIIToUTF16("http://www."), 0,
 156       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 157     { ASCIIToUTF16("ftp: blah"), 0,
 158       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 159     { ASCIIToUTF16("mailto:z"), 0,
 160       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 161     { ASCIIToUTF16("ftp://z"), 0,
 162       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 163     { ASCIIToUTF16("https://z"), 1,
 164       { { ASCIIToUTF16("z "), true }, kEmptyMatch, kEmptyMatch } },
 165
 166     // Non-substituting keywords, whether typed fully or not
 167     // should not add a space.
 168     { ASCIIToUTF16("nonsu"), 1,
 169       { { ASCIIToUTF16("nonsub"), false }, kEmptyMatch, kEmptyMatch } },
 170     { ASCIIToUTF16("nonsub"), 1,
 171       { { ASCIIToUTF16("nonsub"), true }, kEmptyMatch, kEmptyMatch } },
 172   };
 173
 174   RunTest<base::string16>(edit_cases, arraysize(edit_cases),
 175                     &AutocompleteMatch::fill_into_edit);
 176 }
 177
 178 TEST_F(KeywordProviderTest, URL) {
 179   const MatchType<GURL> kEmptyMatch = { GURL(), false };
 180   TestData<GURL> url_cases[] = {
 181     // No query input -> empty destination URL.
 182     { ASCIIToUTF16("z"), 1,
 183       { { GURL(), true }, kEmptyMatch, kEmptyMatch } },
 184     { ASCIIToUTF16("z    \t"), 1,
 185       { { GURL(), true }, kEmptyMatch, kEmptyMatch } },
 186
 187     // Check that tokenization only collapses whitespace between first tokens
 188     // and query input, but not rest of URL, is escaped.
 189     { ASCIIToUTF16("w  bar +baz"), 2,
 190       { { GURL(" +%2B?=bar+%2Bbazfoo "), false },
 191         { GURL("bar+%2Bbaz=z"), false },
 192         kEmptyMatch } },
 193
 194     // Substitution should work with various locations of the "%s".
 195     { ASCIIToUTF16("aaa 1a2b"), 2,
 196       { { GURL("http://aaaa/?aaaa=1&b=1a2b&c"), false },
 197         { GURL("1a2b"), false },
 198         kEmptyMatch } },
 199     { ASCIIToUTF16("a 1 2 3"), 3,
 200       { { GURL("aa.com?foo=1+2+3"), false },
 201         { GURL("bogus URL 1+2+3"), false },
 202         { GURL("http://aaaa/?aaaa=1&b=1+2+3&c"), false } } },
 203     { ASCIIToUTF16("www.w w"), 2,
 204       { { GURL(" +%2B?=wfoo "), false },
 205         { GURL("weaselwweasel"), false },
 206         kEmptyMatch } },
 207   };
 208
 209   RunTest<GURL>(url_cases, arraysize(url_cases),
 210                 &AutocompleteMatch::destination_url);
 211 }
 212
 213 TEST_F(KeywordProviderTest, Contents) {
 214   const MatchType<base::string16> kEmptyMatch = { base::string16(), false };
 215   TestData<base::string16> contents_cases[] = {
 216     // No query input -> substitute "<enter query>" into contents.
 217     { ASCIIToUTF16("z"), 1,
 218       { { ASCIIToUTF16("Search z for <enter query>"), true },
 219         kEmptyMatch, kEmptyMatch } },
 220     { ASCIIToUTF16("z    \t"), 1,
 221       { { ASCIIToUTF16("Search z for <enter query>"), true },
 222         kEmptyMatch, kEmptyMatch } },
 223
 224     // Exact keyword matches with remaining text should return nothing.
 225     { ASCIIToUTF16("www.www www"), 0,
 226       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 227     { ASCIIToUTF16("z   a   b   c++"), 0,
 228       { kEmptyMatch, kEmptyMatch, kEmptyMatch } },
 229
 230     // Exact keyword matches with remaining text when the keyword is an
 231     // extension keyword should return something.  This is tested in
 232     // chrome/browser/extensions/api/omnibox/omnibox_apitest.cc's
 233     // in OmniboxApiTest's Basic test.
 234
 235     // Substitution should work with various locations of the "%s".
 236     { ASCIIToUTF16("aaa"), 2,
 237       { { ASCIIToUTF16("Search aaaa for <enter query>"), false },
 238         { ASCIIToUTF16("Search aaaaa for <enter query>"), false },
 239         kEmptyMatch} },
 240     { ASCIIToUTF16("www.w w"), 2,
 241       { { ASCIIToUTF16("Search www for w"), false },
 242         { ASCIIToUTF16("Search weasel for w"), false },
 243         kEmptyMatch } },
 244     // Also, check that tokenization only collapses whitespace between first
 245     // tokens and contents are not escaped or unescaped.
 246     { ASCIIToUTF16("a   1 2+ 3"), 3,
 247       { { ASCIIToUTF16("Search aa for 1 2+ 3"), false },
 248         { ASCIIToUTF16("Search ab for 1 2+ 3"), false },
 249         { ASCIIToUTF16("Search aaaa for 1 2+ 3"), false } } },
 250   };
 251
 252   RunTest<base::string16>(contents_cases, arraysize(contents_cases),
 253                     &AutocompleteMatch::contents);
 254 }
 255
 256 TEST_F(KeywordProviderTest, AddKeyword) {
 257   TemplateURLData data;
 258   data.short_name = ASCIIToUTF16("Test");
 259   base::string16 keyword(ASCIIToUTF16("foo"));
 260   data.SetKeyword(keyword);
 261   data.SetURL("http://www.google.com/foo?q={searchTerms}");
 262   TemplateURL* template_url = new TemplateURL(NULL, data);
 263   model_->Add(template_url);
 264   ASSERT_TRUE(template_url == model_->GetTemplateURLForKeyword(keyword));
 265 }
 266
 267 TEST_F(KeywordProviderTest, RemoveKeyword) {
 268   base::string16 url(ASCIIToUTF16("http://aaaa/?aaaa=1&b={searchTerms}&c"));
 269   model_->Remove(model_->GetTemplateURLForKeyword(ASCIIToUTF16("aaaa")));
 270   ASSERT_TRUE(model_->GetTemplateURLForKeyword(ASCIIToUTF16("aaaa")) == NULL);
 271 }
 272
 273 TEST_F(KeywordProviderTest, GetKeywordForInput) {
 274   EXPECT_EQ(ASCIIToUTF16("aa"),
 275       kw_provider_->GetKeywordForText(ASCIIToUTF16("aa")));
 276   EXPECT_EQ(base::string16(),
 277       kw_provider_->GetKeywordForText(ASCIIToUTF16("aafoo")));
 278   EXPECT_EQ(base::string16(),
 279       kw_provider_->GetKeywordForText(ASCIIToUTF16("aa foo")));
 280 }
 281
 282 TEST_F(KeywordProviderTest, GetSubstitutingTemplateURLForInput) {
 283   struct {
 284     const std::string text;
 285     const size_t cursor_position;
 286     const bool allow_exact_keyword_match;
 287     const std::string expected_url;
 288     const std::string updated_text;
 289     const size_t updated_cursor_position;
 290   } cases[] = {
 291     { "foo", base::string16::npos, true, "", "foo", base::string16::npos },
 292     { "aa foo", base::string16::npos, true, "aa.com?foo={searchTerms}", "foo",
 293       base::string16::npos },
 294
 295     // Cursor adjustment.
 296     { "aa foo", base::string16::npos, true, "aa.com?foo={searchTerms}", "foo",
 297       base::string16::npos },
 298     { "aa foo", 4u, true, "aa.com?foo={searchTerms}", "foo", 1u },
 299     // Cursor at the end.
 300     { "aa foo", 6u, true, "aa.com?foo={searchTerms}", "foo", 3u },
 301     // Cursor before the first character of the remaining text.
 302     { "aa foo", 3u, true, "aa.com?foo={searchTerms}", "foo", 0u },
 303
 304     // Trailing space.
 305     { "aa foo ", 7u, true, "aa.com?foo={searchTerms}", "foo ", 4u },
 306     // Trailing space without remaining text, cursor in the middle.
 307     { "aa  ", 3u, true, "aa.com?foo={searchTerms}", "", base::string16::npos },
 308     // Trailing space without remaining text, cursor at the end.
 309     { "aa  ", 4u, true, "aa.com?foo={searchTerms}", "", base::string16::npos },
 310     // Extra space after keyword, cursor at the end.
 311     { "aa  foo ", 8u, true, "aa.com?foo={searchTerms}", "foo ", 4u },
 312     // Extra space after keyword, cursor in the middle.
 313     { "aa  foo ", 3u, true, "aa.com?foo={searchTerms}", "foo ", 0 },
 314     // Extra space after keyword, no trailing space, cursor at the end.
 315     { "aa  foo", 7u, true, "aa.com?foo={searchTerms}", "foo", 3u },
 316     // Extra space after keyword, no trailing space, cursor in the middle.
 317     { "aa  foo", 5u, true, "aa.com?foo={searchTerms}", "foo", 1u },
 318
 319     // Disallow exact keyword match.
 320     { "aa foo", base::string16::npos, false, "", "aa foo",
 321       base::string16::npos },
 322   };
 323   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); i++) {
 324     AutocompleteInput input(ASCIIToUTF16(cases[i].text),
 325                             cases[i].cursor_position, base::string16(), GURL(),
 326                             AutocompleteInput::INVALID_SPEC, false, false,
 327                             cases[i].allow_exact_keyword_match, true);
 328     const TemplateURL* url =
 329         KeywordProvider::GetSubstitutingTemplateURLForInput(model_.get(),
 330                                                             &input);
 331     if (cases[i].expected_url.empty())
 332       EXPECT_FALSE(url);
 333     else
 334       EXPECT_EQ(cases[i].expected_url, url->url());
 335     EXPECT_EQ(ASCIIToUTF16(cases[i].updated_text), input.text());
 336     EXPECT_EQ(cases[i].updated_cursor_position, input.cursor_position());
 337   }
 338 }
 339
 340 // If extra query params are specified on the command line, they should be
 341 // reflected (only) in the default search provider's destination URL.
 342 TEST_F(KeywordProviderTest, ExtraQueryParams) {
 343   CommandLine::ForCurrentProcess()->AppendSwitchASCII(
 344       switches::kExtraSearchQueryParams, "a=b");
 345
 346   TestData<GURL> url_cases[] = {
 347     { ASCIIToUTF16("a 1 2 3"), 3,
 348       { { GURL("aa.com?a=b&foo=1+2+3"), false },
 349         { GURL("bogus URL 1+2+3"), false },
 350         { GURL("http://aaaa/?aaaa=1&b=1+2+3&c"), false } } },
 351   };
 352
 353   RunTest<GURL>(url_cases, arraysize(url_cases),
 354                 &AutocompleteMatch::destination_url);
 355 }