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      1 /*
      2  * Copyright 2013 The Chromium Authors. All rights reserved.
      3  * Use of this source code is governed by a BSD-style license that can be
      4  * found in the LICENSE file.
      5  */
      6 #include "chrome/browser/chromeos/extensions/virtual_keyboard_browsertest.h"
      7 
      8 #include <vector>
      9 
     10 #include "ash/shell.h"
     11 #include "base/command_line.h"
     12 #include "chrome/browser/ui/browser.h"
     13 #include "chrome/browser/ui/tabs/tab_strip_model.h"
     14 #include "chrome/test/base/in_process_browser_test.h"
     15 #include "chrome/test/base/ui_test_utils.h"
     16 #include "content/public/browser/render_view_host.h"
     17 #include "content/public/browser/render_widget_host_iterator.h"
     18 #include "content/public/browser/site_instance.h"
     19 #include "content/public/browser/web_contents.h"
     20 #include "content/public/test/browser_test_utils.h"
     21 #include "extensions/common/extension.h"
     22 #include "ui/aura/client/aura_constants.h"
     23 #include "ui/base/ime/input_method.h"
     24 #include "ui/keyboard/keyboard_controller.h"
     25 #include "ui/keyboard/keyboard_switches.h"
     26 
     27 namespace {
     28 const base::FilePath::CharType kWebuiTestDir[] = FILE_PATH_LITERAL("webui");
     29 
     30 const base::FilePath::CharType kMockController[] =
     31     FILE_PATH_LITERAL("mock_controller.js");
     32 
     33 const base::FilePath::CharType kMockTimer[] =
     34     FILE_PATH_LITERAL("mock_timer.js");
     35 
     36 const char kVirtualKeyboardTestDir[] = "chromeos/virtual_keyboard";
     37 
     38 const char kBaseKeyboardTestFramework[] = "virtual_keyboard_test_base.js";
     39 
     40 const char kExtensionId[] = "mppnpdlheglhdfmldimlhpnegondlapf";
     41 
     42 const char kVirtualKeyboardURL[] = "chrome://keyboard";
     43 
     44 }  // namespace
     45 
     46 VirtualKeyboardBrowserTestConfig::VirtualKeyboardBrowserTestConfig()
     47     : base_framework_(kBaseKeyboardTestFramework),
     48       extension_id_(kExtensionId),
     49       test_dir_(kVirtualKeyboardTestDir),
     50       url_(kVirtualKeyboardURL) {
     51 }
     52 
     53 VirtualKeyboardBrowserTestConfig::~VirtualKeyboardBrowserTestConfig() {};
     54 
     55 void VirtualKeyboardBrowserTest::SetUpCommandLine(CommandLine* command_line) {
     56   command_line->AppendSwitch(keyboard::switches::kEnableVirtualKeyboard);
     57 }
     58 
     59 void VirtualKeyboardBrowserTest::RunTest(
     60     const base::FilePath& file,
     61     const VirtualKeyboardBrowserTestConfig& config) {
     62   ui_test_utils::NavigateToURL(browser(), GURL(config.url_));
     63   content::WebContents* web_contents =
     64       browser()->tab_strip_model()->GetActiveWebContents();
     65   content::WaitForLoadStop(web_contents);
     66   ASSERT_TRUE(web_contents);
     67 
     68   // Inject testing scripts.
     69   InjectJavascript(base::FilePath(kWebuiTestDir),
     70                    base::FilePath(kMockController));
     71   InjectJavascript(base::FilePath(kWebuiTestDir), base::FilePath(kMockTimer));
     72   InjectJavascript(base::FilePath(FILE_PATH_LITERAL(config.test_dir_)),
     73                    base::FilePath(FILE_PATH_LITERAL(config.base_framework_)));
     74   InjectJavascript(base::FilePath(FILE_PATH_LITERAL(config.test_dir_)), file);
     75 
     76   ASSERT_TRUE(content::ExecuteScript(web_contents, utf8_content_));
     77 
     78   // Inject DOM-automation test harness and run tests.
     79   std::vector<int> resource_ids;
     80   EXPECT_TRUE(ExecuteWebUIResourceTest(web_contents, resource_ids));
     81 }
     82 
     83 void VirtualKeyboardBrowserTest::ShowVirtualKeyboard() {
     84   aura::Window* window = ash::Shell::GetPrimaryRootWindow();
     85   ui::InputMethod* input_method =
     86       window->GetProperty(aura::client::kRootWindowInputMethodKey);
     87   ASSERT_TRUE(input_method);
     88   input_method->ShowImeIfNeeded();
     89 }
     90 
     91 content::RenderViewHost* VirtualKeyboardBrowserTest::GetKeyboardRenderViewHost(
     92     const std::string& id) {
     93   ShowVirtualKeyboard();
     94   GURL url = extensions::Extension::GetBaseURLFromExtensionId(id);
     95   scoped_ptr<content::RenderWidgetHostIterator> widgets(
     96       content::RenderWidgetHost::GetRenderWidgetHosts());
     97   while (content::RenderWidgetHost* widget = widgets->GetNextHost()) {
     98     if (widget->IsRenderView()) {
     99       content::RenderViewHost* view = content::RenderViewHost::From(widget);
    100       if (url == view->GetSiteInstance()->GetSiteURL()) {
    101         content::WebContents* wc =
    102             content::WebContents::FromRenderViewHost(view);
    103         // Waits for Polymer to load.
    104         content::WaitForLoadStop(wc);
    105         return view;
    106       }
    107     }
    108   }
    109   LOG(ERROR) << "Extension not found:" << url;
    110   return NULL;
    111 }
    112 
    113 void VirtualKeyboardBrowserTest::InjectJavascript(const base::FilePath& dir,
    114                                                   const base::FilePath& file) {
    115   base::FilePath path = ui_test_utils::GetTestFilePath(dir, file);
    116   std::string library_content;
    117   ASSERT_TRUE(base::ReadFileToString(path, &library_content)) << path.value();
    118   utf8_content_.append(library_content);
    119   utf8_content_.append(";\n");
    120 }
    121 
    122 // crbug.com/367817. Either this feature or just the test are depending
    123 // on the presense of Object.observe which is presently disabled by default.
    124 IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest, DISABLED_AttributesTest) {
    125   RunTest(base::FilePath(FILE_PATH_LITERAL("attributes_test.js")),
    126           VirtualKeyboardBrowserTestConfig());
    127 }
    128 
    129 // crbug.com/387372. This test started failing at Blink r176582.
    130 IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest, DISABLED_TypingTest) {
    131   RunTest(base::FilePath(FILE_PATH_LITERAL("typing_test.js")),
    132           VirtualKeyboardBrowserTestConfig());
    133 }
    134 
    135 // crbug.com/387372. This test started failing at Blink r176582.
    136 IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest, DISABLED_ControlKeysTest) {
    137   RunTest(base::FilePath(FILE_PATH_LITERAL("control_keys_test.js")),
    138           VirtualKeyboardBrowserTestConfig());
    139 }
    140 
    141 IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest, HideKeyboardKeyTest) {
    142   RunTest(base::FilePath(FILE_PATH_LITERAL("hide_keyboard_key_test.js")),
    143           VirtualKeyboardBrowserTestConfig());
    144 }
    145 
    146 // http://crbug.com/396326
    147 IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest,
    148                        DISABLED_KeysetTransitionTest) {
    149   RunTest(base::FilePath(FILE_PATH_LITERAL("keyset_transition_test.js")),
    150           VirtualKeyboardBrowserTestConfig());
    151 }
    152 
    153 // Fails when enabling Object.observe. See http://crbug.com/370004
    154 #if defined(OS_CHROMEOS)
    155 #define MAYBE_IsKeyboardLoaded DISABLED_IsKeyboardLoaded
    156 #else
    157 #define MAYBE_IsKeyboardLoaded IsKeyboardLoaded
    158 #endif
    159 IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest, MAYBE_IsKeyboardLoaded) {
    160   content::RenderViewHost* keyboard_rvh =
    161       GetKeyboardRenderViewHost(kExtensionId);
    162   ASSERT_TRUE(keyboard_rvh);
    163   bool loaded = false;
    164   std::string script = "!!chrome.virtualKeyboardPrivate";
    165   EXPECT_TRUE(content::ExecuteScriptAndExtractBool(
    166       keyboard_rvh,
    167       "window.domAutomationController.send(" + script + ");",
    168       &loaded));
    169   // Catches the regression in crbug.com/308653.
    170   ASSERT_TRUE(loaded);
    171 }
    172 
    173 IN_PROC_BROWSER_TEST_F(VirtualKeyboardBrowserTest, DISABLED_EndToEndTest) {
    174   // Get the virtual keyboard's render view host.
    175   content::RenderViewHost* keyboard_rvh =
    176       GetKeyboardRenderViewHost(kExtensionId);
    177   ASSERT_TRUE(keyboard_rvh);
    178 
    179   // Get the test page's render view host.
    180   content::RenderViewHost* browser_rvh = browser()->tab_strip_model()->
    181       GetActiveWebContents()->GetRenderViewHost();
    182   ASSERT_TRUE(browser_rvh);
    183 
    184   // Set up the test page.
    185   GURL url = ui_test_utils::GetTestUrl(
    186       base::FilePath(),
    187       base::FilePath(FILE_PATH_LITERAL(
    188           "chromeos/virtual_keyboard/end_to_end_test.html")));
    189   ui_test_utils::NavigateToURL(browser(), url);
    190 
    191   // Press 'a' on keyboard.
    192   base::FilePath path = ui_test_utils::GetTestFilePath(
    193       base::FilePath(FILE_PATH_LITERAL(kVirtualKeyboardTestDir)),
    194       base::FilePath(FILE_PATH_LITERAL("end_to_end_test.js")));
    195   std::string script;
    196   ASSERT_TRUE(base::ReadFileToString(path, &script));
    197   EXPECT_TRUE(content::ExecuteScript(keyboard_rvh, script));
    198   // Verify 'a' appeared on test page.
    199   bool success = false;
    200   EXPECT_TRUE(content::ExecuteScriptAndExtractBool(
    201       browser_rvh,
    202       "success ? verifyInput('a') : waitForInput('a');",
    203       &success));
    204   ASSERT_TRUE(success);
    205 }
    206 
    207 // TODO(kevers|rsadam|bshe):  Add UI tests for remaining virtual keyboard
    208 // functionality.
    209