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Unified Diff: cc/test/layer_tree_pixel_test.cc

Issue 12518026: cc: Add layer-based pixel tests. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 9 months ago
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Index: cc/test/layer_tree_pixel_test.cc
diff --git a/cc/test/layer_tree_pixel_test.cc b/cc/test/layer_tree_pixel_test.cc
new file mode 100644
index 0000000000000000000000000000000000000000..63cfd6ff3305e72c09b868297345346021098f04
--- /dev/null
+++ b/cc/test/layer_tree_pixel_test.cc
@@ -0,0 +1,104 @@
+// Copyright 2013 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 "cc/test/layer_tree_pixel_test.h"
+
+#include "base/path_service.h"
+#include "cc/layer_tree_impl.h"
+#include "cc/test/paths.h"
+#include "cc/test/pixel_test_utils.h"
+#include "ui/gl/gl_implementation.h"
+#include "webkit/gpu/context_provider_in_process.h"
+#include "webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
+
+namespace cc {
+
+LayerTreePixelTest::LayerTreePixelTest() {}
+
+LayerTreePixelTest::~LayerTreePixelTest() {}
+
+scoped_ptr<OutputSurface> LayerTreePixelTest::createOutputSurface() {
+ CHECK(gfx::InitializeGLBindings(gfx::kGLImplementationOSMesaGL));
+
+ using webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl;
+ scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl> context3d(
+ new WebGraphicsContext3DInProcessCommandBufferImpl);
+ context3d->Initialize(WebKit::WebGraphicsContext3D::Attributes(), NULL);
+ return make_scoped_ptr(
+ new OutputSurface(context3d.PassAs<WebKit::WebGraphicsContext3D>()));
+}
+
+scoped_refptr<cc::ContextProvider>
+LayerTreePixelTest::OffscreenContextProviderForMainThread() {
+ return new webkit::gpu::ContextProviderInProcess(
+ webkit::gpu::ContextProviderInProcess::IN_PROCESS_COMMAND_BUFFER);
+}
+
+scoped_refptr<cc::ContextProvider>
+LayerTreePixelTest::OffscreenContextProviderForCompositorThread() {
+ return new webkit::gpu::ContextProviderInProcess(
+ webkit::gpu::ContextProviderInProcess::IN_PROCESS_COMMAND_BUFFER);
+}
+
+void LayerTreePixelTest::swapBuffersOnThread(LayerTreeHostImpl* host_impl,
+ bool result) {
+ EXPECT_TRUE(result);
+
+ gfx::Rect device_viewport_rect(
+ host_impl->active_tree()->device_viewport_size());
+
+ SkBitmap bitmap;
+ bitmap.setConfig(SkBitmap::kARGB_8888_Config,
+ device_viewport_rect.width(),
+ device_viewport_rect.height());
+ bitmap.allocPixels();
+ unsigned char* pixels = static_cast<unsigned char*>(bitmap.getPixels());
+ host_impl->Readback(pixels, device_viewport_rect);
+
+ base::FilePath test_data_dir;
+ EXPECT_TRUE(PathService::Get(cc::DIR_TEST_DATA, &test_data_dir));
+
+ // To rebaseline:
+ //EXPECT_TRUE(WritePNGFile(bitmap, test_data_dir.Append(ref_file_)));
+
+ EXPECT_TRUE(IsSameAsPNGFile(bitmap, test_data_dir.Append(ref_file_)));
+
+ endTest();
+}
+
+void LayerTreePixelTest::beginTest() {
+ postSetNeedsCommitToMainThread();
+}
+
+void LayerTreePixelTest::afterTest() {}
+
+scoped_refptr<SolidColorLayer> LayerTreePixelTest::CreateSolidColorLayer(
+ gfx::Rect rect, SkColor color) {
+ scoped_refptr<SolidColorLayer> layer = SolidColorLayer::Create();
+ layer->SetIsDrawable(true);
+ layer->SetAnchorPoint(gfx::PointF());
+ layer->SetBounds(rect.size());
+ layer->SetPosition(rect.origin());
+ layer->SetBackgroundColor(color);
+ return layer;
+}
+
+void LayerTreePixelTest::RunPixelTest(
+ scoped_refptr<Layer> content_root,
+ base::FilePath file_name)
+{
+ content_root_ = content_root;
+ ref_file_ = file_name;
+ runTest(true);
+}
+
+void LayerTreePixelTest::setupTree() {
+ scoped_refptr<Layer> root = Layer::Create();
+ root->SetBounds(content_root_->bounds());
+ root->AddChild(content_root_);
+ m_layerTreeHost->SetRootLayer(root);
+ ThreadedTest::setupTree();
+}
+
+} // namespace cc
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