| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "base/macros.h" |
| #include "base/strings/stringprintf.h" |
| #include "build/build_config.h" |
| #include "chrome/browser/chrome_notification_types.h" |
| #include "chrome/browser/ui/browser_window.h" |
| #include "chrome/browser/ui/chrome_pages.h" |
| #include "chrome/browser/ui/tabs/tab_strip_model.h" |
| #include "chrome/common/url_constants.h" |
| #include "chrome/test/base/in_process_browser_test.h" |
| #include "chrome/test/base/interactive_test_utils.h" |
| #include "content/public/test/browser_test_utils.h" |
| |
| namespace { |
| |
| // This class tests the language dictionary settings. |
| // This test is part of the interactive_ui_tests instead of browser_tests |
| // because it is necessary to emulate pushing the tab key. |
| class LanguageDictionaryWebUITest : public InProcessBrowserTest { |
| public: |
| LanguageDictionaryWebUITest() {} |
| |
| // Navigate to the editDictionary page. |
| void SetUpOnMainThread() override { |
| const GURL url = chrome::GetSettingsUrl("editDictionary"); |
| ui_test_utils::NavigateToURL(browser(), url); |
| } |
| |
| protected: |
| const std::string kDictionaryListSelector = |
| "#language-dictionary-overlay-word-list"; |
| |
| content::RenderFrameHost* GetActiveFrame() { |
| return GetActiveWebContents()->GetFocusedFrame(); |
| } |
| |
| content::RenderViewHost* GetRenderViewHost() { |
| return GetActiveWebContents()->GetRenderViewHost(); |
| } |
| |
| content::WebContents* GetActiveWebContents() { |
| return browser()->tab_strip_model()->GetActiveWebContents(); |
| } |
| |
| // Add a few test words to the dictionary. |
| void SetTestWords(const std::string& list_selector) { |
| const std::string script = base::StringPrintf( |
| "document.querySelector('%s').setWordList(['cat', 'dog', 'bird']);", |
| list_selector.c_str()); |
| EXPECT_TRUE(content::ExecuteScript(GetActiveFrame(), script)); |
| // Expected list size is 4: 3 word items + 1 placeholder. |
| EXPECT_EQ(4, GetListSize(list_selector)); |
| } |
| |
| // Returns the number of items in the list. |
| int GetListSize(const std::string& list_selector) { |
| const std::string script = base::StringPrintf( |
| "domAutomationController.send(" |
| "document.querySelector('%s').items.length);", |
| list_selector.c_str()); |
| int length = -1; |
| EXPECT_TRUE(content::ExecuteScriptAndExtractInt( |
| GetActiveFrame(), |
| script, |
| &length)); |
| return length; |
| } |
| |
| // Returns true if element contains document.activeElement. |
| bool ContainsActiveElement(const std::string& element_selector) { |
| const std::string script = base::StringPrintf( |
| "domAutomationController.send(" |
| "document.querySelector('%s').contains(document.activeElement));", |
| element_selector.c_str()); |
| bool result; |
| EXPECT_TRUE(content::ExecuteScriptAndExtractBool( |
| GetActiveFrame(), |
| script, |
| &result)); |
| return result; |
| } |
| |
| // Returns true if list item[|index|] contains document.activeElement. |
| bool ListItemContainsActiveElement(const std::string& list_selector, |
| int index) { |
| EXPECT_GE(index, 0); |
| // EXPECT_TRUE will fail if index is out of bounds. |
| const std::string script = base::StringPrintf( |
| "domAutomationController.send(" |
| "document.querySelector('%s').items[%d].contains(" |
| "document.activeElement));", |
| list_selector.c_str(), |
| index); |
| bool result; |
| EXPECT_TRUE(content::ExecuteScriptAndExtractBool( |
| GetActiveFrame(), |
| script, |
| &result)); |
| return result; |
| } |
| |
| // Returns true if list item[|index|] has 'selected' attribute. |
| bool ListItemSelected(const std::string& list_selector, int index) { |
| EXPECT_GE(index, 0); |
| // EXPECT_TRUE will fail if index is out of bounds. |
| const std::string script = base::StringPrintf( |
| "domAutomationController.send(" |
| "document.querySelector('%s').items[%d].hasAttribute('selected'));", |
| list_selector.c_str(), |
| index); |
| bool result = false; |
| EXPECT_TRUE(content::ExecuteScriptAndExtractBool( |
| GetActiveFrame(), |
| script, |
| &result)); |
| return result; |
| } |
| |
| // Returns true if list item[|index|] has 'selected' attribute and contains |
| // document.activeElement. |
| bool ListItemSelectedAndFocused(const std::string& list_selector, |
| int index) { |
| EXPECT_GE(index, 0); |
| return ListItemSelected(list_selector, index) && |
| ListItemContainsActiveElement(list_selector, index); |
| } |
| |
| // Press and release a key in the browser. This will wait for the element on |
| // the page to change. |
| bool PressKey(ui::KeyboardCode key_code, bool shift) { |
| return ui_test_utils::SendKeyPressAndWait( |
| browser(), |
| key_code, |
| false, |
| shift, |
| false, |
| false, |
| content::NOTIFICATION_FOCUS_CHANGED_IN_PAGE, |
| content::Source<content::RenderViewHost>(GetRenderViewHost())); |
| } |
| |
| void InitializeDomMessageQueue() { |
| dom_message_queue_.reset(new content::DOMMessageQueue); |
| } |
| |
| // Wait for a message from the DOM automation controller. |
| void WaitForDomMessage(const std::string& message) { |
| const std::string expected = "\"" + message + "\""; |
| std::string received; |
| do { |
| ASSERT_TRUE(dom_message_queue_->WaitForMessage(&received)); |
| } while (received != expected); |
| } |
| |
| // Add a JavaScript event listener to send a DOM automation controller message |
| // whenever the |selected| property of the list item changes. |
| void ListenForItemSelectedChange(const std::string& list_selector, |
| int index) { |
| EXPECT_GE(index, 0); |
| // EXPECT_TRUE will fail if index is out of bounds. |
| const std::string script = base::StringPrintf( |
| "document.querySelector('%s').items[%d].addEventListener(" |
| "'selectedChange', function() {" |
| "domAutomationController.setAutomationId(0);" |
| "domAutomationController.send('selected=' + this.selected);" |
| "});", |
| list_selector.c_str(), |
| index); |
| |
| EXPECT_TRUE(content::ExecuteScript( |
| GetActiveFrame(), |
| script)); |
| } |
| |
| private: |
| std::unique_ptr<content::DOMMessageQueue> dom_message_queue_; |
| |
| DISALLOW_COPY_AND_ASSIGN(LanguageDictionaryWebUITest); |
| }; |
| |
| } // namespace |
| |
| // Test InlineEditableItemList keyboard focus behavior in editDictionary |
| // overlay. |
| // editDictionary overlay doesn't exist on OSX so disable it there. |
| #if !defined(OS_MACOSX) |
| |
| // Crashes on Win 7. http://crbug.com/500609 |
| #if defined(OS_WIN) |
| #define MAYBE_TestListKeyboardFocus DISABLED_TestListKeyboardFocus |
| #else |
| #define MAYBE_TestListKeyboardFocus TestListKeyboardFocus |
| #endif |
| |
| IN_PROC_BROWSER_TEST_F(LanguageDictionaryWebUITest, |
| MAYBE_TestListKeyboardFocus) { |
| const std::string list_selector = kDictionaryListSelector; |
| |
| // Populate the list with some test words. |
| SetTestWords(list_selector); |
| int placeholder_index = GetListSize(list_selector) - 1; |
| |
| // Listen for changes of the placeholder item's |selected| property so that |
| // test can wait until change has taken place after key press before |
| // continuing. |
| InitializeDomMessageQueue(); |
| ListenForItemSelectedChange(list_selector, placeholder_index); |
| |
| // Press tab to focus the placeholder. |
| PressKey(ui::VKEY_TAB, false); |
| |
| // Wait for placeholder item to become selected. |
| WaitForDomMessage("selected=true"); |
| |
| // Verify that the placeholder is selected and has focus. |
| EXPECT_TRUE(ListItemSelectedAndFocused(list_selector, placeholder_index)); |
| |
| // Press up arrow to select item above the placeholder. |
| PressKey(ui::VKEY_UP, false); |
| |
| // Wait for placeholder to become unselected. |
| WaitForDomMessage("selected=false"); |
| |
| // Verify that the placeholder is no longer selected. |
| EXPECT_FALSE(ListItemSelected(list_selector, placeholder_index)); |
| |
| // Verify that the item above the placeholder is selected and has focus. |
| EXPECT_TRUE(ListItemSelectedAndFocused(list_selector, |
| placeholder_index - 1)); |
| |
| // Press tab to leave the list. |
| PressKey(ui::VKEY_TAB, false); |
| |
| // Verify that focus has left the list. |
| EXPECT_FALSE(ContainsActiveElement(list_selector)); |
| |
| // Verify that the item above the placeholder is still selected. |
| EXPECT_TRUE(ListItemSelected(list_selector, placeholder_index - 1)); |
| |
| // Press shift+tab to go back to the list. |
| PressKey(ui::VKEY_TAB, true); |
| |
| // Verify that the item above the placeholder is selected and has focus. |
| EXPECT_TRUE(ListItemSelectedAndFocused(list_selector, |
| placeholder_index - 1)); |
| } |
| #endif // !defined(OS_MACOSX) |