content/public/test/render_widget_test.cc

   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_widget_test.h"
   6
   7 #include "base/basictypes.h"
   8 #include "base/files/file_path.h"
   9 #include "base/files/file_util.h"
  10 #include "base/memory/ref_counted_memory.h"
  11 #include "base/strings/stringprintf.h"
  12 #include "content/common/view_messages.h"
  13 #include "content/renderer/render_view_impl.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15 #include "third_party/WebKit/public/platform/WebScreenOrientationType.h"
  16 #include "third_party/WebKit/public/platform/WebSize.h"
  17 #include "third_party/WebKit/public/web/WebView.h"
  18 #include "third_party/skia/include/core/SkBitmap.h"
  19 #include "ui/gfx/codec/jpeg_codec.h"
  20 #include "ui/gfx/size.h"
  21 #include "ui/surface/transport_dib.h"
  22
  23 namespace content {
  24
  25 const int RenderWidgetTest::kNumBytesPerPixel = 4;
  26 const int RenderWidgetTest::kLargeWidth = 1024;
  27 const int RenderWidgetTest::kLargeHeight = 768;
  28 const int RenderWidgetTest::kSmallWidth = 600;
  29 const int RenderWidgetTest::kSmallHeight = 450;
  30 const int RenderWidgetTest::kTextPositionX = 800;
  31 const int RenderWidgetTest::kTextPositionY = 600;
  32 const uint32 RenderWidgetTest::kRedARGB = 0xFFFF0000;
  33
  34 RenderWidgetTest::RenderWidgetTest() {}
  35
  36 void RenderWidgetTest::TestOnResize() {
  37   RenderWidget* widget = static_cast<RenderViewImpl*>(view_);
  38
  39   // The initial bounds is empty, so setting it to the same thing should do
  40   // nothing.
  41   ViewMsg_Resize_Params resize_params;
  42   resize_params.screen_info = blink::WebScreenInfo();
  43   resize_params.new_size = gfx::Size();
  44   resize_params.physical_backing_size = gfx::Size();
  45   resize_params.top_controls_layout_height = 0.f;
  46   resize_params.resizer_rect = gfx::Rect();
  47   resize_params.is_fullscreen = false;
  48   widget->OnResize(resize_params);
  49   EXPECT_FALSE(widget->next_paint_is_resize_ack());
  50
  51   // Setting empty physical backing size should not send the ack.
  52   resize_params.new_size = gfx::Size(10, 10);
  53   widget->OnResize(resize_params);
  54   EXPECT_FALSE(widget->next_paint_is_resize_ack());
  55
  56   // Setting the bounds to a "real" rect should send the ack.
  57   render_thread_->sink().ClearMessages();
  58   gfx::Size size(100, 100);
  59   resize_params.new_size = size;
  60   resize_params.physical_backing_size = size;
  61   widget->OnResize(resize_params);
  62   EXPECT_TRUE(widget->next_paint_is_resize_ack());
  63
  64   // Clear the flag.
  65   // TODO(danakj): How real is this test any more? This flag is only existing
  66   // for DCHECKs now.
  67   widget->didCompleteSwapBuffers();
  68
  69   // Setting the same size again should not send the ack.
  70   widget->OnResize(resize_params);
  71   EXPECT_FALSE(widget->next_paint_is_resize_ack());
  72
  73   // Resetting the rect to empty should not send the ack.
  74   resize_params.new_size = gfx::Size();
  75   resize_params.physical_backing_size = gfx::Size();
  76   widget->OnResize(resize_params);
  77   EXPECT_FALSE(widget->next_paint_is_resize_ack());
  78
  79   // Changing the screen info should not send the ack.
  80   resize_params.screen_info.orientationAngle = 90;
  81   widget->OnResize(resize_params);
  82   EXPECT_FALSE(widget->next_paint_is_resize_ack());
  83
  84   resize_params.screen_info.orientationType =
  85       blink::WebScreenOrientationPortraitPrimary;
  86   widget->OnResize(resize_params);
  87   EXPECT_FALSE(widget->next_paint_is_resize_ack());
  88 }
  89
  90 }  // namespace content