chrome/browser/ui/browser_unittest.cc

   1 // Copyright 2013 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 "chrome/browser/ui/browser.h"
   6
   7 #include "chrome/browser/ui/browser_commands.h"
   8 #include "chrome/browser/ui/tabs/tab_strip_model.h"
   9 #include "chrome/test/base/browser_with_test_window_test.h"
  10 #include "content/public/browser/site_instance.h"
  11 #include "content/public/browser/web_contents.h"
  12 #include "content/public/test/web_contents_tester.h"
  13
  14 // Both tests below require a tab strip, so skip the file entirely on platforms
  15 // without one.
  16 #if !defined(OS_ANDROID) && !defined(OS_IOS)
  17
  18 using content::SiteInstance;
  19 using content::WebContents;
  20 using content::WebContentsTester;
  21
  22 class BrowserUnitTest : public BrowserWithTestWindowTest {
  23  public:
  24   BrowserUnitTest() {}
  25   ~BrowserUnitTest() override {}
  26
  27   // Caller owns the memory.
  28   WebContents* CreateTestWebContents() {
  29     return WebContentsTester::CreateTestWebContents(
  30         profile(), SiteInstance::Create(profile()));
  31   }
  32
  33  private:
  34   DISALLOW_COPY_AND_ASSIGN(BrowserUnitTest);
  35 };
  36
  37 // Ensure crashed tabs are not reloaded when selected. crbug.com/232323
  38 TEST_F(BrowserUnitTest, ReloadCrashedTab) {
  39   TabStripModel* tab_strip_model = browser()->tab_strip_model();
  40
  41   // Start with a single foreground tab. |tab_strip_model| owns the memory.
  42   WebContents* contents1 = CreateTestWebContents();
  43   tab_strip_model->AppendWebContents(contents1, true);
  44   WebContentsTester::For(contents1)->NavigateAndCommit(GURL("about:blank"));
  45   WebContentsTester::For(contents1)->TestSetIsLoading(false);
  46   EXPECT_TRUE(tab_strip_model->IsTabSelected(0));
  47   EXPECT_FALSE(contents1->IsLoading());
  48
  49   // Add a second tab in the background.
  50   WebContents* contents2 = CreateTestWebContents();
  51   tab_strip_model->AppendWebContents(contents2, false);
  52   WebContentsTester::For(contents2)->NavigateAndCommit(GURL("about:blank"));
  53   WebContentsTester::For(contents2)->TestSetIsLoading(false);
  54   EXPECT_EQ(2, browser()->tab_strip_model()->count());
  55   EXPECT_TRUE(tab_strip_model->IsTabSelected(0));
  56   EXPECT_FALSE(contents2->IsLoading());
  57
  58   // Simulate the second tab crashing.
  59   contents2->SetIsCrashed(base::TERMINATION_STATUS_PROCESS_CRASHED, -1);
  60   EXPECT_TRUE(contents2->IsCrashed());
  61
  62   // Selecting the second tab does not cause a load or clear the crash.
  63   tab_strip_model->ActivateTabAt(1, true);
  64   EXPECT_TRUE(tab_strip_model->IsTabSelected(1));
  65   EXPECT_FALSE(contents2->IsLoading());
  66   EXPECT_TRUE(contents2->IsCrashed());
  67 }
  68
  69 class BrowserBookmarkBarTest : public BrowserWithTestWindowTest {
  70  public:
  71   BrowserBookmarkBarTest() {}
  72   ~BrowserBookmarkBarTest() override {}
  73
  74  protected:
  75   BookmarkBar::State window_bookmark_bar_state() const {
  76     return static_cast<BookmarkBarStateTestBrowserWindow*>(
  77         browser()->window())->bookmark_bar_state();
  78   }
  79
  80   // BrowserWithTestWindowTest:
  81   void SetUp() override {
  82     BrowserWithTestWindowTest::SetUp();
  83     static_cast<BookmarkBarStateTestBrowserWindow*>(
  84         browser()->window())->set_browser(browser());
  85   }
  86
  87   BrowserWindow* CreateBrowserWindow() override {
  88     return new BookmarkBarStateTestBrowserWindow();
  89   }
  90
  91  private:
  92   class BookmarkBarStateTestBrowserWindow : public TestBrowserWindow {
  93    public:
  94     BookmarkBarStateTestBrowserWindow()
  95         : browser_(NULL),
  96           bookmark_bar_state_(BookmarkBar::HIDDEN) {}
  97     ~BookmarkBarStateTestBrowserWindow() override {}
  98
  99     void set_browser(Browser* browser) { browser_ = browser; }
 100
 101     BookmarkBar::State bookmark_bar_state() const {
 102       return bookmark_bar_state_;
 103     }
 104
 105    private:
 106     // TestBrowserWindow:
 107     void BookmarkBarStateChanged(
 108         BookmarkBar::AnimateChangeType change_type) override {
 109       bookmark_bar_state_ = browser_->bookmark_bar_state();
 110       TestBrowserWindow::BookmarkBarStateChanged(change_type);
 111     }
 112
 113     void OnActiveTabChanged(content::WebContents* old_contents,
 114                             content::WebContents* new_contents,
 115                             int index,
 116                             int reason) override {
 117       bookmark_bar_state_ = browser_->bookmark_bar_state();
 118       TestBrowserWindow::OnActiveTabChanged(old_contents, new_contents, index,
 119                                             reason);
 120     }
 121
 122     Browser* browser_;  // Weak ptr.
 123     BookmarkBar::State bookmark_bar_state_;
 124
 125     DISALLOW_COPY_AND_ASSIGN(BookmarkBarStateTestBrowserWindow);
 126   };
 127
 128   DISALLOW_COPY_AND_ASSIGN(BrowserBookmarkBarTest);
 129 };
 130
 131 // Ensure bookmark bar states in Browser and BrowserWindow are in sync after
 132 // Browser::ActiveTabChanged() calls BrowserWindow::OnActiveTabChanged().
 133 TEST_F(BrowserBookmarkBarTest, StateOnActiveTabChanged) {
 134   ASSERT_EQ(BookmarkBar::HIDDEN, browser()->bookmark_bar_state());
 135   ASSERT_EQ(BookmarkBar::HIDDEN, window_bookmark_bar_state());
 136
 137   GURL ntp_url("chrome://newtab");
 138   GURL non_ntp_url("http://foo");
 139
 140   // Open a tab to NTP.
 141   AddTab(browser(), ntp_url);
 142   EXPECT_EQ(BookmarkBar::DETACHED, browser()->bookmark_bar_state());
 143   EXPECT_EQ(BookmarkBar::DETACHED, window_bookmark_bar_state());
 144
 145   // Navigate 1st tab to a non-NTP URL.
 146   NavigateAndCommitActiveTab(non_ntp_url);
 147   EXPECT_EQ(BookmarkBar::HIDDEN, browser()->bookmark_bar_state());
 148   EXPECT_EQ(BookmarkBar::HIDDEN, window_bookmark_bar_state());
 149
 150   // Open a tab to NTP at index 0.
 151   AddTab(browser(), ntp_url);
 152   EXPECT_EQ(BookmarkBar::DETACHED, browser()->bookmark_bar_state());
 153   EXPECT_EQ(BookmarkBar::DETACHED, window_bookmark_bar_state());
 154
 155   // Activate the 2nd tab which is non-NTP.
 156   browser()->tab_strip_model()->ActivateTabAt(1, true);
 157   EXPECT_EQ(BookmarkBar::HIDDEN, browser()->bookmark_bar_state());
 158   EXPECT_EQ(BookmarkBar::HIDDEN, window_bookmark_bar_state());
 159
 160   // Toggle bookmark bar while 2nd tab (non-NTP) is active.
 161   chrome::ToggleBookmarkBar(browser());
 162   EXPECT_EQ(BookmarkBar::SHOW, browser()->bookmark_bar_state());
 163   EXPECT_EQ(BookmarkBar::SHOW, window_bookmark_bar_state());
 164
 165   // Activate the 1st tab which is NTP.
 166   browser()->tab_strip_model()->ActivateTabAt(0, true);
 167   EXPECT_EQ(BookmarkBar::SHOW, browser()->bookmark_bar_state());
 168   EXPECT_EQ(BookmarkBar::SHOW, window_bookmark_bar_state());
 169
 170   // Activate the 2nd tab which is non-NTP.
 171   browser()->tab_strip_model()->ActivateTabAt(1, true);
 172   EXPECT_EQ(BookmarkBar::SHOW, browser()->bookmark_bar_state());
 173   EXPECT_EQ(BookmarkBar::SHOW, window_bookmark_bar_state());
 174 }
 175
 176 #endif  // !defined(OS_ANDROID) && !defined(OS_IOS)