render_view_test.cc revision b2df76ea8fec9e32f6f3718986dba0d95315b29c 
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 "content/public/test/render_view_test.h"
6
7#include "base/run_loop.h"
8#include "content/common/input_messages.h"
9#include "content/common/view_messages.h"
10#include "content/public/browser/native_web_keyboard_event.h"
11#include "content/public/common/renderer_preferences.h"
12#include "content/renderer/render_thread_impl.h"
13#include "content/renderer/render_view_impl.h"
14#include "content/renderer/renderer_main_platform_delegate.h"
15#include "content/renderer/renderer_webkitplatformsupport_impl.h"
16#include "content/test/mock_render_process.h"
17#include "third_party/WebKit/Source/Platform/chromium/public/WebURLRequest.h"
18#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
19#include "third_party/WebKit/Source/WebKit/chromium/public/WebHistoryItem.h"
20#include "third_party/WebKit/Source/WebKit/chromium/public/WebInputEvent.h"
21#include "third_party/WebKit/Source/WebKit/chromium/public/WebKit.h"
22#include "third_party/WebKit/Source/WebKit/chromium/public/WebScreenInfo.h"
23#include "third_party/WebKit/Source/WebKit/chromium/public/WebScriptController.h"
24#include "third_party/WebKit/Source/WebKit/chromium/public/WebScriptSource.h"
25#include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
26#include "ui/base/resource/resource_bundle.h"
27#include "webkit/dom_storage/dom_storage_types.h"
28#include "webkit/glue/glue_serialize.h"
29#include "webkit/glue/webkit_glue.h"
30
31using WebKit::WebFrame;
32using WebKit::WebInputEvent;
33using WebKit::WebMouseEvent;
34using WebKit::WebScriptController;
35using WebKit::WebScriptSource;
36using WebKit::WebString;
37using WebKit::WebURLRequest;
38
39namespace {
40const int32 kOpenerId = -2;
41const int32 kRouteId = 5;
42const int32 kNewWindowRouteId = 6;
43const int32 kSurfaceId = 42;
44
45}  // namespace
46
47namespace content {
48
49class RendererWebKitPlatformSupportImplNoSandboxImpl
50    : public RendererWebKitPlatformSupportImpl {
51 public:
52  virtual WebKit::WebSandboxSupport* sandboxSupport() {
53    return NULL;
54  }
55};
56
57RenderViewTest::RendererWebKitPlatformSupportImplNoSandbox::
58    RendererWebKitPlatformSupportImplNoSandbox() {
59  webkit_platform_support_.reset(
60      new RendererWebKitPlatformSupportImplNoSandboxImpl());
61}
62
63RenderViewTest::RendererWebKitPlatformSupportImplNoSandbox::
64    ~RendererWebKitPlatformSupportImplNoSandbox() {
65}
66
67WebKit::Platform*
68    RenderViewTest::RendererWebKitPlatformSupportImplNoSandbox::Get() {
69  return webkit_platform_support_.get();
70}
71
72RenderViewTest::RenderViewTest()
73    : view_(NULL) {
74}
75
76RenderViewTest::~RenderViewTest() {
77}
78
79void RenderViewTest::ProcessPendingMessages() {
80  msg_loop_.PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
81  msg_loop_.Run();
82}
83
84WebFrame* RenderViewTest::GetMainFrame() {
85  return view_->GetWebView()->mainFrame();
86}
87
88void RenderViewTest::ExecuteJavaScript(const char* js) {
89  GetMainFrame()->executeScript(WebScriptSource(WebString::fromUTF8(js)));
90}
91
92bool RenderViewTest::ExecuteJavaScriptAndReturnIntValue(
93    const string16& script,
94    int* int_result) {
95  v8::HandleScope handle_scope;
96  v8::Handle<v8::Value> result =
97      GetMainFrame()->executeScriptAndReturnValue(WebScriptSource(script));
98  if (result.IsEmpty() || !result->IsInt32())
99    return false;
100
101  if (int_result)
102    *int_result = result->Int32Value();
103
104  return true;
105}
106
107void RenderViewTest::LoadHTML(const char* html) {
108  std::string url_str = "data:text/html;charset=utf-8,";
109  url_str.append(html);
110  GURL url(url_str);
111
112  GetMainFrame()->loadRequest(WebURLRequest(url));
113
114  // The load actually happens asynchronously, so we pump messages to process
115  // the pending continuation.
116  ProcessPendingMessages();
117}
118
119void RenderViewTest::GoBack(const WebKit::WebHistoryItem& item) {
120  GoToOffset(-1, item);
121}
122
123void RenderViewTest::GoForward(const WebKit::WebHistoryItem& item) {
124  GoToOffset(1, item);
125}
126
127void RenderViewTest::SetUp() {
128  // Subclasses can set the ContentClient's renderer before calling
129  // RenderViewTest::SetUp().
130  ContentRendererClient* old_client =
131      SetRendererClientForTesting(&content_renderer_client_);
132  if (old_client)
133    SetRendererClientForTesting(old_client);
134
135  // Subclasses can set render_thread_ with their own implementation before
136  // calling RenderViewTest::SetUp().
137  if (!render_thread_)
138    render_thread_.reset(new MockRenderThread());
139  render_thread_->set_routing_id(kRouteId);
140  render_thread_->set_surface_id(kSurfaceId);
141  render_thread_->set_new_window_routing_id(kNewWindowRouteId);
142
143  command_line_.reset(new CommandLine(CommandLine::NO_PROGRAM));
144  params_.reset(new MainFunctionParams(*command_line_));
145  platform_.reset(new RendererMainPlatformDelegate(*params_));
146  platform_->PlatformInitialize();
147
148  // Setting flags and really doing anything with WebKit is fairly fragile and
149  // hacky, but this is the world we live in...
150  webkit_glue::SetJavaScriptFlags(" --expose-gc");
151  WebKit::initialize(webkit_platform_support_.Get());
152
153  // Ensure that we register any necessary schemes when initializing WebKit,
154  // since we are using a MockRenderThread.
155  RenderThreadImpl::RegisterSchemes();
156
157  // This check is needed because when run under content_browsertests,
158  // ResourceBundle isn't initialized (since we have to use a diferent test
159  // suite implementation than for content_unittests). For browser_tests, this
160  // is already initialized.
161  if (!ResourceBundle::HasSharedInstance())
162    ResourceBundle::InitSharedInstanceWithLocale("en-US", NULL);
163
164  mock_process_.reset(new MockRenderProcess);
165
166  // This needs to pass the mock render thread to the view.
167  RenderViewImpl* view = RenderViewImpl::Create(
168      kOpenerId,
169      RendererPreferences(),
170      WebPreferences(),
171      new SharedRenderViewCounter(0),
172      kRouteId,
173      kSurfaceId,
174      dom_storage::kInvalidSessionStorageNamespaceId,
175      string16(),
176      false,
177      false,
178      1,
179      WebKit::WebScreenInfo(),
180      AccessibilityModeOff,
181      true);
182  view->AddRef();
183  view_ = view;
184}
185
186void RenderViewTest::TearDown() {
187  // Try very hard to collect garbage before shutting down.
188  GetMainFrame()->collectGarbage();
189  GetMainFrame()->collectGarbage();
190
191  // Run the loop so the release task from the renderwidget executes.
192  ProcessPendingMessages();
193
194  render_thread_->SendCloseMessage();
195  view_ = NULL;
196  mock_process_.reset();
197
198  // After telling the view to close and resetting mock_process_ we may get
199  // some new tasks which need to be processed before shutting down WebKit
200  // (http://crbug.com/21508).
201  base::RunLoop().RunUntilIdle();
202
203  WebKit::shutdown();
204
205  platform_->PlatformUninitialize();
206  platform_.reset();
207  params_.reset();
208  command_line_.reset();
209}
210
211void RenderViewTest::SendNativeKeyEvent(
212    const NativeWebKeyboardEvent& key_event) {
213  SendWebKeyboardEvent(key_event);
214}
215
216void RenderViewTest::SendWebKeyboardEvent(
217    const WebKit::WebKeyboardEvent& key_event) {
218  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
219  impl->OnMessageReceived(
220      InputMsg_HandleInputEvent(0, &key_event, cc::LatencyInfo(), false));
221}
222
223void RenderViewTest::SendWebMouseEvent(
224    const WebKit::WebMouseEvent& mouse_event) {
225  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
226  impl->OnMessageReceived(
227      InputMsg_HandleInputEvent(0, &mouse_event, cc::LatencyInfo(), false));
228}
229
230const char* const kGetCoordinatesScript =
231    "(function() {"
232    "  function GetCoordinates(elem) {"
233    "    if (!elem)"
234    "      return [ 0, 0];"
235    "    var coordinates = [ elem.offsetLeft, elem.offsetTop];"
236    "    var parent_coordinates = GetCoordinates(elem.offsetParent);"
237    "    coordinates[0] += parent_coordinates[0];"
238    "    coordinates[1] += parent_coordinates[1];"
239    "    return coordinates;"
240    "  };"
241    "  var elem = document.getElementById('$1');"
242    "  if (!elem)"
243    "    return null;"
244    "  var bounds = GetCoordinates(elem);"
245    "  bounds[2] = elem.offsetWidth;"
246    "  bounds[3] = elem.offsetHeight;"
247    "  return bounds;"
248    "})();";
249gfx::Rect RenderViewTest::GetElementBounds(const std::string& element_id) {
250  std::vector<std::string> params;
251  params.push_back(element_id);
252  std::string script =
253      ReplaceStringPlaceholders(kGetCoordinatesScript, params, NULL);
254
255  v8::HandleScope handle_scope;
256  v8::Handle<v8::Value>  value = GetMainFrame()->executeScriptAndReturnValue(
257      WebScriptSource(WebString::fromUTF8(script)));
258  if (value.IsEmpty() || !value->IsArray())
259    return gfx::Rect();
260
261  v8::Handle<v8::Array> array = value.As<v8::Array>();
262  if (array->Length() != 4)
263    return gfx::Rect();
264  std::vector<int> coords;
265  for (int i = 0; i < 4; ++i) {
266    v8::Handle<v8::Number> index = v8::Number::New(i);
267    v8::Local<v8::Value> value = array->Get(index);
268    if (value.IsEmpty() || !value->IsInt32())
269      return gfx::Rect();
270    coords.push_back(value->Int32Value());
271  }
272  return gfx::Rect(coords[0], coords[1], coords[2], coords[3]);
273}
274
275bool RenderViewTest::SimulateElementClick(const std::string& element_id) {
276  gfx::Rect bounds = GetElementBounds(element_id);
277  if (bounds.IsEmpty())
278    return false;
279  WebMouseEvent mouse_event;
280  mouse_event.type = WebInputEvent::MouseDown;
281  mouse_event.button = WebMouseEvent::ButtonLeft;
282  mouse_event.x = bounds.CenterPoint().x();
283  mouse_event.y = bounds.CenterPoint().y();
284  mouse_event.clickCount = 1;
285  scoped_ptr<IPC::Message> input_message(
286      new InputMsg_HandleInputEvent(0, &mouse_event, cc::LatencyInfo(), false));
287  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
288  impl->OnMessageReceived(*input_message);
289  return true;
290}
291
292void RenderViewTest::SetFocused(const WebKit::WebNode& node) {
293  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
294  impl->focusedNodeChanged(node);
295}
296
297void RenderViewTest::ClearHistory() {
298  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
299  impl->page_id_ = -1;
300  impl->history_list_offset_ = -1;
301  impl->history_list_length_ = 0;
302  impl->history_page_ids_.clear();
303}
304
305void RenderViewTest::Reload(const GURL& url) {
306  ViewMsg_Navigate_Params params;
307  params.url = url;
308  params.navigation_type = ViewMsg_Navigate_Type::RELOAD;
309  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
310  impl->OnNavigate(params);
311}
312
313uint32 RenderViewTest::GetNavigationIPCType() {
314  return ViewHostMsg_FrameNavigate::ID;
315}
316
317void RenderViewTest::Resize(gfx::Size new_size,
318                            gfx::Rect resizer_rect,
319                            bool is_fullscreen) {
320  scoped_ptr<IPC::Message> resize_message(new ViewMsg_Resize(
321      0, new_size, new_size, 0.f, resizer_rect, is_fullscreen));
322  OnMessageReceived(*resize_message);
323}
324
325bool RenderViewTest::OnMessageReceived(const IPC::Message& msg) {
326  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
327  return impl->OnMessageReceived(msg);
328}
329
330void RenderViewTest::DidNavigateWithinPage(WebKit::WebFrame* frame,
331                                           bool is_new_navigation) {
332  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
333  impl->didNavigateWithinPage(frame, is_new_navigation);
334}
335
336void RenderViewTest::SendContentStateImmediately() {
337  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
338  impl->set_send_content_state_immediately(true);
339}
340
341WebKit::WebWidget* RenderViewTest::GetWebWidget() {
342  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
343  return impl->webwidget();
344}
345
346void RenderViewTest::GoToOffset(int offset,
347                                const WebKit::WebHistoryItem& history_item) {
348  RenderViewImpl* impl = static_cast<RenderViewImpl*>(view_);
349
350  int history_list_length = impl->historyBackListCount() +
351                            impl->historyForwardListCount() + 1;
352  int pending_offset = offset + impl->history_list_offset();
353
354  ViewMsg_Navigate_Params navigate_params;
355  navigate_params.navigation_type = ViewMsg_Navigate_Type::NORMAL;
356  navigate_params.transition = PAGE_TRANSITION_FORWARD_BACK;
357  navigate_params.current_history_list_length = history_list_length;
358  navigate_params.current_history_list_offset = impl->history_list_offset();
359  navigate_params.pending_history_list_offset = pending_offset;
360  navigate_params.page_id = impl->GetPageId() + offset;
361  navigate_params.state = webkit_glue::HistoryItemToString(history_item);
362  navigate_params.request_time = base::Time::Now();
363
364  ViewMsg_Navigate navigate_message(impl->GetRoutingID(), navigate_params);
365  OnMessageReceived(navigate_message);
366
367  // The load actually happens asynchronously, so we pump messages to process
368  // the pending continuation.
369  ProcessPendingMessages();
370}
371
372}  // namespace content
373