1 files changed, 105 insertions, 0 deletions
diff --git a/chromium/cc/resources/scoped_resource_unittest.cc b/chromium/cc/resources/scoped_resource_unittest.cc
new file mode 100644
index 00000000000..b08c1e21daf
--- /dev/null
+++ b/chromium/cc/resources/scoped_resource_unittest.cc
@@ -0,0 +1,105 @@
+// Copyright 2012 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/resources/scoped_resource.h"
+
+#include "cc/output/renderer.h"
+#include "cc/test/fake_output_surface.h"
+#include "cc/test/tiled_layer_test_common.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/khronos/GLES2/gl2.h"
+
+namespace cc {
+namespace {
+
+TEST(ScopedResourceTest, NewScopedResource) {
+  scoped_ptr<OutputSurface> context(CreateFakeOutputSurface());
+  scoped_ptr<ResourceProvider> resource_provider(
+      ResourceProvider::Create(context.get(), 0));
+  scoped_ptr<ScopedResource> texture =
+      ScopedResource::create(resource_provider.get());
+
+  // New scoped textures do not hold a texture yet.
+  EXPECT_EQ(0u, texture->id());
+
+  // New scoped textures do not have a size yet.
+  EXPECT_EQ(gfx::Size(), texture->size());
+  EXPECT_EQ(0u, texture->bytes());
+}
+
+TEST(ScopedResourceTest, CreateScopedResource) {
+  scoped_ptr<OutputSurface> context(CreateFakeOutputSurface());
+  scoped_ptr<ResourceProvider> resource_provider(
+      ResourceProvider::Create(context.get(), 0));
+  scoped_ptr<ScopedResource> texture =
+      ScopedResource::create(resource_provider.get());
+  texture->Allocate(
+      gfx::Size(30, 30), GL_RGBA, ResourceProvider::TextureUsageAny);
+
+  // The texture has an allocated byte-size now.
+  size_t expected_bytes = 30 * 30 * 4;
+  EXPECT_EQ(expected_bytes, texture->bytes());
+
+  EXPECT_LT(0u, texture->id());
+  EXPECT_EQ(static_cast<unsigned>(GL_RGBA), texture->format());
+  EXPECT_EQ(gfx::Size(30, 30), texture->size());
+}
+
+TEST(ScopedResourceTest, ScopedResourceIsDeleted) {
+  scoped_ptr<OutputSurface> context(CreateFakeOutputSurface());
+  scoped_ptr<ResourceProvider> resource_provider(
+      ResourceProvider::Create(context.get(), 0));
+  {
+    scoped_ptr<ScopedResource> texture =
+        ScopedResource::create(resource_provider.get());
+
+    EXPECT_EQ(0u, resource_provider->num_resources());
+    texture->Allocate(
+        gfx::Size(30, 30), GL_RGBA, ResourceProvider::TextureUsageAny);
+    EXPECT_LT(0u, texture->id());
+    EXPECT_EQ(1u, resource_provider->num_resources());
+  }
+
+  EXPECT_EQ(0u, resource_provider->num_resources());
+  {
+    scoped_ptr<ScopedResource> texture =
+        ScopedResource::create(resource_provider.get());
+    EXPECT_EQ(0u, resource_provider->num_resources());
+    texture->Allocate(
+        gfx::Size(30, 30), GL_RGBA, ResourceProvider::TextureUsageAny);
+    EXPECT_LT(0u, texture->id());
+    EXPECT_EQ(1u, resource_provider->num_resources());
+    texture->Free();
+    EXPECT_EQ(0u, resource_provider->num_resources());
+  }
+}
+
+TEST(ScopedResourceTest, LeakScopedResource) {
+  scoped_ptr<OutputSurface> context(CreateFakeOutputSurface());
+  scoped_ptr<ResourceProvider> resource_provider(
+      ResourceProvider::Create(context.get(), 0));
+  {
+    scoped_ptr<ScopedResource> texture =
+        ScopedResource::create(resource_provider.get());
+
+    EXPECT_EQ(0u, resource_provider->num_resources());
+    texture->Allocate(
+        gfx::Size(30, 30), GL_RGBA, ResourceProvider::TextureUsageAny);
+    EXPECT_LT(0u, texture->id());
+    EXPECT_EQ(1u, resource_provider->num_resources());
+
+    texture->Leak();
+    EXPECT_EQ(0u, texture->id());
+    EXPECT_EQ(1u, resource_provider->num_resources());
+
+    texture->Free();
+    EXPECT_EQ(0u, texture->id());
+    EXPECT_EQ(1u, resource_provider->num_resources());
+  }
+
+  EXPECT_EQ(1u, resource_provider->num_resources());
+}
+
+}  // namespace
+}  // namespace cc