src/chrome/browser/printing/print_preview_dialog_controller_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 "chrome/browser/printing/print_preview_dialog_controller.h"
   6 #include "chrome/browser/printing/print_preview_test.h"
   7 #include "chrome/browser/printing/print_view_manager.h"
   8 #include "chrome/browser/ui/browser_commands.h"
   9 #include "chrome/browser/ui/browser_finder.h"
  10 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  11 #include "chrome/browser/ui/webui/print_preview/print_preview_ui.h"
  12 #include "content/public/browser/navigation_details.h"
  13 #include "content/public/common/url_constants.h"
  14
  15 using content::WebContents;
  16
  17 // Test crashes on Aura due to initiator's native view having no parent.
  18 // http://crbug.com/104284
  19 #if defined(USE_AURA)
  20 #define MAYBE_GetOrCreatePreviewDialog DISABLED_GetOrCreatePreviewDialog
  21 #define MAYBE_MultiplePreviewDialogs DISABLED_MultiplePreviewDialogs
  22 #define MAYBE_ClearInitiatorDetails DISABLED_ClearInitiatorDetails
  23 #else
  24 #define MAYBE_GetOrCreatePreviewDialog GetOrCreatePreviewDialog
  25 #define MAYBE_MultiplePreviewDialogs MultiplePreviewDialogs
  26 #define MAYBE_ClearInitiatorDetails ClearInitiatorDetails
  27 #endif
  28
  29 namespace printing {
  30
  31 typedef PrintPreviewTest PrintPreviewDialogControllerUnitTest;
  32
  33 // Create/Get a preview dialog for initiator.
  34 TEST_F(PrintPreviewDialogControllerUnitTest, MAYBE_GetOrCreatePreviewDialog) {
  35   // Lets start with one window with one tab.
  36   EXPECT_EQ(1u, chrome::GetTotalBrowserCount());
  37   EXPECT_EQ(0, browser()->tab_strip_model()->count());
  38   chrome::NewTab(browser());
  39   EXPECT_EQ(1, browser()->tab_strip_model()->count());
  40
  41   // Create a reference to initiator contents.
  42   WebContents* initiator = browser()->tab_strip_model()->GetActiveWebContents();
  43
  44   PrintPreviewDialogController* dialog_controller =
  45       PrintPreviewDialogController::GetInstance();
  46   ASSERT_TRUE(dialog_controller);
  47
  48   // Get the preview dialog for initiator.
  49   PrintViewManager::FromWebContents(initiator)->PrintPreviewNow(false);
  50   WebContents* preview_dialog =
  51       dialog_controller->GetOrCreatePreviewDialog(initiator);
  52
  53   // New print preview dialog is a constrained window, so the number of tabs is
  54   // still 1.
  55   EXPECT_EQ(1, browser()->tab_strip_model()->count());
  56   EXPECT_NE(initiator, preview_dialog);
  57
  58   // Get the print preview dialog for the same initiator.
  59   WebContents* new_preview_dialog =
  60       dialog_controller->GetOrCreatePreviewDialog(initiator);
  61
  62   // Preview dialog already exists. Tab count remains the same.
  63   EXPECT_EQ(1, browser()->tab_strip_model()->count());
  64
  65   // 1:1 relationship between initiator and preview dialog.
  66   EXPECT_EQ(new_preview_dialog, preview_dialog);
  67 }
  68
  69 // Tests multiple print preview dialogs exist in the same browser for different
  70 // initiators. If a preview dialog already exists for an initiator, that
  71 // initiator gets focused.
  72 TEST_F(PrintPreviewDialogControllerUnitTest, MAYBE_MultiplePreviewDialogs) {
  73   // Lets start with one window and two tabs.
  74   EXPECT_EQ(1u, chrome::GetTotalBrowserCount());
  75   TabStripModel* tab_strip_model = browser()->tab_strip_model();
  76   ASSERT_TRUE(tab_strip_model);
  77
  78   EXPECT_EQ(0, tab_strip_model->count());
  79
  80   // Create some new initiators.
  81   chrome::NewTab(browser());
  82   WebContents* web_contents_1 = tab_strip_model->GetActiveWebContents();
  83   ASSERT_TRUE(web_contents_1);
  84
  85   chrome::NewTab(browser());
  86   WebContents* web_contents_2 = tab_strip_model->GetActiveWebContents();
  87   ASSERT_TRUE(web_contents_2);
  88   EXPECT_EQ(2, tab_strip_model->count());
  89
  90   PrintPreviewDialogController* dialog_controller =
  91       PrintPreviewDialogController::GetInstance();
  92   ASSERT_TRUE(dialog_controller);
  93
  94   // Create preview dialog for |web_contents_1|
  95   PrintViewManager::FromWebContents(web_contents_1)->PrintPreviewNow(false);
  96   WebContents* preview_dialog_1 =
  97       dialog_controller->GetOrCreatePreviewDialog(web_contents_1);
  98
  99   EXPECT_NE(web_contents_1, preview_dialog_1);
 100   EXPECT_EQ(2, tab_strip_model->count());
 101
 102   // Create preview dialog for |web_contents_2|
 103   PrintViewManager::FromWebContents(web_contents_2)->PrintPreviewNow(false);
 104   WebContents* preview_dialog_2 =
 105       dialog_controller->GetOrCreatePreviewDialog(web_contents_2);
 106
 107   EXPECT_NE(web_contents_2, preview_dialog_2);
 108   EXPECT_NE(preview_dialog_1, preview_dialog_2);
 109   // 2 initiators and 2 preview dialogs exist in the same browser.  The preview
 110   // dialogs are constrained in their respective initiators.
 111   EXPECT_EQ(2, tab_strip_model->count());
 112
 113   int tab_1_index = tab_strip_model->GetIndexOfWebContents(web_contents_1);
 114   int tab_2_index = tab_strip_model->GetIndexOfWebContents(web_contents_2);
 115   int preview_dialog_1_index =
 116       tab_strip_model->GetIndexOfWebContents(preview_dialog_1);
 117   int preview_dialog_2_index =
 118       tab_strip_model->GetIndexOfWebContents(preview_dialog_2);
 119
 120   // Constrained dialogs are not in the TabStripModel.
 121   EXPECT_EQ(-1, preview_dialog_1_index);
 122   EXPECT_EQ(-1, preview_dialog_2_index);
 123
 124   // Since |preview_dialog_2_index| was the most recently created dialog, its
 125   // initiator should have focus.
 126   EXPECT_EQ(tab_2_index, tab_strip_model->active_index());
 127
 128   // When we get the preview dialog for |web_contents_1|,
 129   // |preview_dialog_1| is activated and focused.
 130   dialog_controller->GetOrCreatePreviewDialog(web_contents_1);
 131   EXPECT_EQ(tab_1_index, tab_strip_model->active_index());
 132 }
 133
 134 // Check clearing the initiator details associated with a print preview dialog
 135 // allows the initiator to create another print preview dialog.
 136 TEST_F(PrintPreviewDialogControllerUnitTest, MAYBE_ClearInitiatorDetails) {
 137   // Lets start with one window with one tab.
 138   EXPECT_EQ(1u, chrome::GetTotalBrowserCount());
 139   EXPECT_EQ(0, browser()->tab_strip_model()->count());
 140   chrome::NewTab(browser());
 141   EXPECT_EQ(1, browser()->tab_strip_model()->count());
 142
 143   // Create a reference to initiator contents.
 144   WebContents* initiator = browser()->tab_strip_model()->GetActiveWebContents();
 145
 146   PrintPreviewDialogController* dialog_controller =
 147       PrintPreviewDialogController::GetInstance();
 148   ASSERT_TRUE(dialog_controller);
 149
 150   // Get the preview dialog for the initiator.
 151   PrintViewManager::FromWebContents(initiator)->PrintPreviewNow(false);
 152   WebContents* preview_dialog =
 153       dialog_controller->GetOrCreatePreviewDialog(initiator);
 154
 155   // New print preview dialog is a constrained window, so the number of tabs is
 156   // still 1.
 157   EXPECT_EQ(1, browser()->tab_strip_model()->count());
 158   EXPECT_NE(initiator, preview_dialog);
 159
 160   // Clear the initiator details associated with the preview dialog.
 161   dialog_controller->EraseInitiatorInfo(preview_dialog);
 162
 163   // Get a new print preview dialog for the initiator.
 164   WebContents* new_preview_dialog =
 165       dialog_controller->GetOrCreatePreviewDialog(initiator);
 166
 167   // New print preview dialog is a constrained window, so the number of tabs is
 168   // still 1.
 169   EXPECT_EQ(1, browser()->tab_strip_model()->count());
 170   // Verify a new print preview dialog has been created.
 171   EXPECT_NE(new_preview_dialog, preview_dialog);
 172 }
 173
 174 }  // namespace printing