Add FrameHost mojo service

content/renderer/render_frame_impl_browsertest.cc

 // 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 <stdint.h>
 
 #include "base/command_line.h"
 #include "base/debug/leak_annotations.h"
 #include "build/build_config.h"
 #include "content/common/frame_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/renderer/document_state.h"
 #include "content/public/test/frame_load_waiter.h"
 #include "content/public/test/render_view_test.h"
 #include "content/public/test/test_utils.h"
 #include "content/renderer/navigation_state_impl.h"
 #include "content/renderer/render_frame_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "content/test/fake_compositor_dependencies.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/platform/WebEffectiveConnectionType.h"
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/public/web/WebFrameOwnerProperties.h"
 #include "third_party/WebKit/public/web/WebHistoryItem.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
+#include "third_party/WebKit/public/web/WebView.h"
 
 namespace {
 const int32_t kSubframeRouteId = 20;
 const int32_t kSubframeWidgetRouteId = 21;
 const int32_t kFrameProxyRouteId = 22;
 }  // namespace
 
 namespace content {
 
 // RenderFrameImplTest creates a RenderFrameImpl that is a child of the
@@ skipping 247 matching lines @@
         GetMainRenderFrame()->GetWebFrame(), item, blink::WebStandardCommit);
     EXPECT_EQ(blink::WebEffectiveConnectionType::TypeUnknown,
               GetMainRenderFrame()->getEffectiveConnectionType());
 
     // The subframe would be deleted here after a cross-document navigation.
     // It happens to be left around in this test because this does not simulate
     // the frame detach.
   }
 }
 
+TEST_F(RenderFrameImplTest, ZoomLimit) {
+  const double kMinZoomLevel = ZoomFactorToZoomLevel(kMinimumZoomFactor);
+  const double kMaxZoomLevel = ZoomFactorToZoomLevel(kMaximumZoomFactor);
+
+  // Verifies navigation to a URL with preset zoom level indeed sets the level.
+  // Regression test for http://crbug.com/139559, where the level was not
+  // properly set when it is out of the default zoom limits of WebView.
+  CommonNavigationParams common_params;
+  common_params.url = GURL("data:text/html,min_zoomlimit_test");
+  GetMainRenderFrame()->OnGotZoomLevel(common_params.url, kMinZoomLevel);
+  GetMainRenderFrame()->OnNavigate(common_params, StartNavigationParams(),
+                                   RequestNavigationParams());
+  ProcessPendingMessages();
+  EXPECT_DOUBLE_EQ(kMinZoomLevel, view_->GetWebView()->zoomLevel());
+
+  // It should work even when the zoom limit is temporarily changed in the page.
+  view_->GetWebView()->zoomLimitsChanged(ZoomFactorToZoomLevel(1.0),
+                                         ZoomFactorToZoomLevel(1.0));
+  common_params.url = GURL("data:text/html,max_zoomlimit_test");
+  GetMainRenderFrame()->OnGotZoomLevel(common_params.url, kMaxZoomLevel);
+  GetMainRenderFrame()->OnNavigate(common_params, StartNavigationParams(),
+                                   RequestNavigationParams());
+  ProcessPendingMessages();
+  EXPECT_DOUBLE_EQ(kMaxZoomLevel, view_->GetWebView()->zoomLevel());
+}
+
 }  // namespace