src/cc/layers/ui_resource_layer_impl_unittest.cc

   1 // Copyright 2013 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 "cc/layers/append_quads_data.h"
   6 #include "cc/layers/ui_resource_layer_impl.h"
   7 #include "cc/resources/ui_resource_bitmap.h"
   8 #include "cc/resources/ui_resource_client.h"
   9 #include "cc/test/fake_impl_proxy.h"
  10 #include "cc/test/fake_layer_tree_host_impl.h"
  11 #include "cc/test/fake_ui_resource_layer_tree_host_impl.h"
  12 #include "cc/test/layer_test_common.h"
  13 #include "cc/test/mock_quad_culler.h"
  14 #include "cc/trees/single_thread_proxy.h"
  15 #include "testing/gmock/include/gmock/gmock.h"
  16 #include "testing/gtest/include/gtest/gtest.h"
  17 #include "ui/gfx/transform.h"
  18
  19 namespace cc {
  20 namespace {
  21
  22 scoped_ptr<UIResourceLayerImpl> GenerateUIResourceLayer(
  23     FakeUIResourceLayerTreeHostImpl* host_impl,
  24     gfx::Size bitmap_size,
  25     gfx::Size layer_size,
  26     bool opaque,
  27     UIResourceId uid) {
  28   gfx::Rect visible_content_rect(layer_size);
  29   scoped_ptr<UIResourceLayerImpl> layer =
  30       UIResourceLayerImpl::Create(host_impl->active_tree(), 1);
  31   layer->draw_properties().visible_content_rect = visible_content_rect;
  32   layer->SetBounds(layer_size);
  33   layer->SetContentBounds(layer_size);
  34   layer->CreateRenderSurface();
  35   layer->draw_properties().render_target = layer.get();
  36
  37   SkBitmap skbitmap;
  38   skbitmap.setConfig(
  39       SkBitmap::kARGB_8888_Config, bitmap_size.width(), bitmap_size.height());
  40   skbitmap.allocPixels();
  41   skbitmap.setImmutable();
  42   skbitmap.setIsOpaque(opaque);
  43   UIResourceBitmap bitmap(skbitmap);
  44
  45   host_impl->CreateUIResource(uid, bitmap);
  46   layer->SetUIResourceId(uid);
  47
  48   return layer.Pass();
  49 }
  50
  51 void QuadSizeTest(scoped_ptr<UIResourceLayerImpl> layer,
  52                   size_t expected_quad_size) {
  53   MockQuadCuller quad_culler;
  54   AppendQuadsData data;
  55   layer->AppendQuads(&quad_culler, &data);
  56
  57   // Verify quad rects
  58   const QuadList& quads = quad_culler.quad_list();
  59   EXPECT_EQ(expected_quad_size, quads.size());
  60 }
  61
  62 TEST(UIResourceLayerImplTest, VerifyDrawQuads) {
  63   FakeImplProxy proxy;
  64   FakeUIResourceLayerTreeHostImpl host_impl(&proxy);
  65   // Make sure we're appending quads when there are valid values.
  66   gfx::Size bitmap_size(100, 100);
  67   gfx::Size layer_size(100, 100);;
  68   size_t expected_quad_size = 1;
  69   bool opaque = true;
  70   UIResourceId uid = 1;
  71   scoped_ptr<UIResourceLayerImpl> layer = GenerateUIResourceLayer(&host_impl,
  72                                                                   bitmap_size,
  73                                                                   layer_size,
  74                                                                   opaque,
  75                                                                   uid);
  76   QuadSizeTest(layer.Pass(), expected_quad_size);
  77
  78   // Make sure we're not appending quads when there are invalid values.
  79   expected_quad_size = 0;
  80   uid = 0;
  81   layer = GenerateUIResourceLayer(&host_impl,
  82                                   bitmap_size,
  83                                   layer_size,
  84                                   opaque,
  85                                   uid);
  86   QuadSizeTest(layer.Pass(), expected_quad_size);
  87 }
  88
  89 void OpaqueBoundsTest(scoped_ptr<UIResourceLayerImpl> layer,
  90                  gfx::Rect expected_opaque_bounds) {
  91   MockQuadCuller quad_culler;
  92   AppendQuadsData data;
  93   layer->AppendQuads(&quad_culler, &data);
  94
  95   // Verify quad rects
  96   const QuadList& quads = quad_culler.quad_list();
  97   EXPECT_GE(quads.size(), (size_t)0);
  98   gfx::Rect opaque_rect = quads.at(0)->opaque_rect;
  99   EXPECT_EQ(expected_opaque_bounds, opaque_rect);
 100 }
 101
 102 TEST(UIResourceLayerImplTest, VerifySetOpaqueOnSkBitmap) {
 103   FakeImplProxy proxy;
 104   FakeUIResourceLayerTreeHostImpl host_impl(&proxy);
 105
 106   gfx::Size bitmap_size(100, 100);
 107   gfx::Size layer_size(100, 100);;
 108   bool opaque = false;
 109   UIResourceId uid = 1;
 110   scoped_ptr<UIResourceLayerImpl> layer = GenerateUIResourceLayer(&host_impl,
 111                                                                   bitmap_size,
 112                                                                   layer_size,
 113                                                                   opaque,
 114                                                                   uid);
 115   gfx::Rect expected_opaque_bounds;
 116   OpaqueBoundsTest(layer.Pass(), expected_opaque_bounds);
 117
 118   opaque = true;
 119   layer = GenerateUIResourceLayer(&host_impl,
 120                                   bitmap_size,
 121                                   layer_size,
 122                                   opaque,
 123                                   uid);
 124   expected_opaque_bounds = gfx::Rect(layer->bounds());
 125   OpaqueBoundsTest(layer.Pass(), expected_opaque_bounds);
 126 }
 127
 128 TEST(UIResourceLayerImplTest, VerifySetOpaqueOnLayer) {
 129   FakeImplProxy proxy;
 130   FakeUIResourceLayerTreeHostImpl host_impl(&proxy);
 131
 132   gfx::Size bitmap_size(100, 100);
 133   gfx::Size layer_size(100, 100);
 134   bool skbitmap_opaque = false;
 135   UIResourceId uid = 1;
 136   scoped_ptr<UIResourceLayerImpl> layer = GenerateUIResourceLayer(
 137       &host_impl, bitmap_size, layer_size, skbitmap_opaque, uid);
 138   layer->SetContentsOpaque(false);
 139   gfx::Rect expected_opaque_bounds;
 140   OpaqueBoundsTest(layer.Pass(), expected_opaque_bounds);
 141
 142   layer = GenerateUIResourceLayer(
 143       &host_impl, bitmap_size, layer_size, skbitmap_opaque, uid);
 144   layer->SetContentsOpaque(true);
 145   expected_opaque_bounds = gfx::Rect(layer->bounds());
 146   OpaqueBoundsTest(layer.Pass(), expected_opaque_bounds);
 147 }
 148
 149 }  // namespace
 150 }  // namespace cc