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/prefs/pref_service.h"
6#include "base/strings/utf_string_conversions.h"
7#include "chrome/app/chrome_command_ids.h"
8#include "chrome/browser/content_settings/host_content_settings_map.h"
9#include "chrome/browser/profiles/profile.h"
10#include "chrome/browser/task_manager/task_manager_browsertest_util.h"
11#include "chrome/browser/ui/browser.h"
12#include "chrome/browser/ui/browser_commands.h"
13#include "chrome/browser/ui/browser_dialogs.h"
14#include "chrome/browser/ui/tabs/tab_strip_model.h"
15#include "chrome/common/pref_names.h"
16#include "chrome/common/url_constants.h"
17#include "chrome/test/base/in_process_browser_test.h"
18#include "chrome/test/base/ui_test_utils.h"
19#include "content/public/browser/web_contents.h"
20#include "content/public/browser/web_contents_observer.h"
21#include "content/public/test/browser_test_utils.h"
22#include "content/public/test/test_navigation_observer.h"
23#include "content/public/test/test_utils.h"
24#include "url/url_constants.h"
25
26#if defined(OS_WIN)
27#include "ui/aura/window.h"
28#include "ui/aura/window_tree_host.h"
29#endif
30
31using task_manager::browsertest_util::MatchAboutBlankTab;
32using task_manager::browsertest_util::MatchAnyPrint;
33using task_manager::browsertest_util::MatchAnyTab;
34using task_manager::browsertest_util::MatchPrint;
35using task_manager::browsertest_util::WaitForTaskManagerRows;
36
37namespace {
38
39class PrintPreviewTest : public InProcessBrowserTest {
40 public:
41  PrintPreviewTest() {}
42
43  void Print() {
44    content::TestNavigationObserver nav_observer(NULL);
45    nav_observer.StartWatchingNewWebContents();
46    chrome::ExecuteCommand(browser(), IDC_PRINT);
47    nav_observer.Wait();
48    nav_observer.StopWatchingNewWebContents();
49  }
50};
51
52IN_PROC_BROWSER_TEST_F(PrintPreviewTest, PrintCommands) {
53  // We start off at about:blank page.
54  // Make sure there is 1 tab and print is enabled.
55  ASSERT_EQ(1, browser()->tab_strip_model()->count());
56
57  ASSERT_TRUE(chrome::IsCommandEnabled(browser(), IDC_PRINT));
58
59  // Make sure advanced print command (Ctrl+Shift+p) is enabled.
60  ASSERT_TRUE(chrome::IsCommandEnabled(browser(), IDC_ADVANCED_PRINT));
61
62  // Create the print preview dialog.
63  Print();
64
65  // Make sure print is disabled.
66  ASSERT_FALSE(chrome::IsCommandEnabled(browser(), IDC_PRINT));
67
68  // Make sure advanced print command (Ctrl+Shift+p) is enabled.
69  ASSERT_TRUE(chrome::IsCommandEnabled(browser(), IDC_ADVANCED_PRINT));
70
71  content::TestNavigationObserver reload_observer(
72      browser()->tab_strip_model()->GetActiveWebContents());
73  chrome::Reload(browser(), CURRENT_TAB);
74  reload_observer.Wait();
75
76  ASSERT_TRUE(chrome::IsCommandEnabled(browser(), IDC_PRINT));
77
78  // Make sure advanced print command (Ctrl+Shift+p) is enabled.
79  ASSERT_TRUE(chrome::IsCommandEnabled(browser(), IDC_ADVANCED_PRINT));
80}
81
82// Disable the test for mac, see http://crbug/367665.
83#if defined(OS_MACOSX) && !defined(OS_IOS)
84#define MAYBE_TaskManagerNewPrintPreview DISABLED_TaskManagerNewPrintPreview
85#else
86#define MAYBE_TaskManagerNewPrintPreview TaskManagerNewPrintPreview
87#endif
88IN_PROC_BROWSER_TEST_F(PrintPreviewTest, MAYBE_TaskManagerNewPrintPreview) {
89  chrome::ShowTaskManager(browser());  // Show task manager BEFORE print dialog.
90
91  ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAboutBlankTab()));
92  ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAnyTab()));
93  ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(0, MatchAnyPrint()));
94
95  // Create the print preview dialog.
96  Print();
97
98  ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAboutBlankTab()));
99  ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAnyTab()));
100  ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAnyPrint()));
101  ASSERT_NO_FATAL_FAILURE(
102      WaitForTaskManagerRows(1, MatchPrint(url::kAboutBlankURL)));
103}
104
105// Disable the test for mac as it started being flaky, see http://crbug/367665.
106#if defined(OS_MACOSX) && !defined(OS_IOS)
107#define MAYBE_TaskManagerExistingPrintPreview DISABLED_TaskManagerExistingPrintPreview
108#else
109#define MAYBE_TaskManagerExistingPrintPreview TaskManagerExistingPrintPreview
110#endif
111IN_PROC_BROWSER_TEST_F(PrintPreviewTest,
112                       MAYBE_TaskManagerExistingPrintPreview) {
113  // Create the print preview dialog.
114  Print();
115
116  chrome::ShowTaskManager(browser());  // Show task manager AFTER print dialog.
117
118  ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAboutBlankTab()));
119  ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAnyTab()));
120  ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, MatchAnyPrint()));
121  ASSERT_NO_FATAL_FAILURE(
122      WaitForTaskManagerRows(1, MatchPrint(url::kAboutBlankURL)));
123}
124
125#if defined(OS_WIN)
126BOOL CALLBACK EnumerateChildren(HWND hwnd, LPARAM l_param) {
127  HWND* child = reinterpret_cast<HWND*>(l_param);
128  *child = hwnd;
129  // The first child window is the plugin, then its children. So stop
130  // enumerating after the first callback.
131  return FALSE;
132}
133
134// This test verifies that constrained windows aren't covered by windowed NPAPI
135// plugins. The code which fixes this is in WebContentsViewAura::WindowObserver.
136IN_PROC_BROWSER_TEST_F(PrintPreviewTest, WindowedNPAPIPluginHidden) {
137  browser()->profile()->GetPrefs()->SetBoolean(prefs::kPluginsAlwaysAuthorize,
138                                               true);
139
140  // First load the page and wait for the NPAPI plugin's window to display.
141  base::string16 expected_title(base::ASCIIToUTF16("ready"));
142  content::WebContents* tab =
143      browser()->tab_strip_model()->GetActiveWebContents();
144  content::TitleWatcher title_watcher(tab, expected_title);
145
146  GURL url = ui_test_utils::GetTestUrl(
147      base::FilePath().AppendASCII("printing"),
148      base::FilePath().AppendASCII("npapi_plugin.html"));
149  ui_test_utils::NavigateToURL(browser(), url);
150
151  EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
152
153  // Now get the region of the plugin before and after the print preview is
154  // shown. They should be different.
155  HWND hwnd = tab->GetNativeView()->GetHost()->GetAcceleratedWidget();
156  HWND child = NULL;
157  EnumChildWindows(hwnd, EnumerateChildren,reinterpret_cast<LPARAM>(&child));
158
159  RECT region_before, region_after;
160  int result = GetWindowRgnBox(child, &region_before);
161  ASSERT_EQ(result, SIMPLEREGION);
162
163  // Now print preview.
164  Print();
165
166  result = GetWindowRgnBox(child, &region_after);
167  if (result == NULLREGION) {
168    // Depending on the browser window size, the plugin could be full covered.
169    return;
170  }
171
172  if (result == COMPLEXREGION) {
173    // Complex region, by definition not equal to the initial region.
174    return;
175  }
176
177  ASSERT_EQ(result, SIMPLEREGION);
178  bool rects_equal =
179      region_before.left == region_after.left &&
180      region_before.top == region_after.top &&
181      region_before.right == region_after.right &&
182      region_before.bottom == region_after.bottom;
183  ASSERT_FALSE(rects_equal);
184}
185
186IN_PROC_BROWSER_TEST_F(PrintPreviewTest, NoCrashOnCloseWithOtherTabs) {
187  // Now print preview.
188  Print();
189
190  ui_test_utils::NavigateToURLWithDisposition(
191      browser(), GURL("about:blank"), NEW_FOREGROUND_TAB,
192      ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
193
194  browser()->tab_strip_model()->ActivateTabAt(0, true);
195
196  // Navigate main tab to hide print preview.
197  ui_test_utils::NavigateToURL(browser(), GURL("about:blank"));
198
199  browser()->tab_strip_model()->ActivateTabAt(1, true);
200}
201#endif  // defined(OS_WIN)
202
203}  // namespace
204