content: Use type-parameterized tests for GpuMemoryBuffer implementations.

content/test/gpu_memory_buffer_factory_test_template.h

+// 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.
+
+// This file defines tests that implementations of GpuMemoryBufferFactory should
+// pass in order to be conformant.
+
+#ifndef CONTENT_TEST_GPU_MEMORY_BUFFER_FACTORY_TEST_TEMPLATE_H_
+#define CONTENT_TEST_GPU_MEMORY_BUFFER_FACTORY_TEST_TEMPLATE_H_
+
+#include "content/common/gpu/gpu_memory_buffer_factory.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/gfx/buffer_format_util.h"
+
+namespace content {
+
+template <typename GpuMemoryBufferFactoryType>
+class GpuMemoryBufferFactoryTest : public testing::Test {
+ protected:
+  GpuMemoryBufferFactoryType factory_;
+};
+
+TYPED_TEST_CASE_P(GpuMemoryBufferFactoryTest);
+
+TYPED_TEST_P(GpuMemoryBufferFactoryTest, CreateGpuMemoryBuffer) {
+  const gfx::GpuMemoryBufferId kBufferId(1);
+  const int kClientId = 1;
+
+  gfx::Size buffer_size(2, 2);
+
+  for (auto format : gfx::GetBufferFormats()) {
+    gfx::BufferUsage usages[] = {gfx::BufferUsage::MAP,
+                                 gfx::BufferUsage::PERSISTENT_MAP,
+                                 gfx::BufferUsage::SCANOUT};
+    for (auto usage : usages) {
+      if (!TypeParam::IsGpuMemoryBufferConfigurationSupported(format, usage))
+        continue;
+
+      gfx::GpuMemoryBufferHandle handle =
+          TestFixture::factory_.CreateGpuMemoryBuffer(kBufferId, buffer_size,
+                                                      format, usage, kClientId,
+                                                      gfx::kNullPluginWindow);
+      EXPECT_NE(handle.type, gfx::EMPTY_BUFFER);
+      TestFixture::factory_.DestroyGpuMemoryBuffer(kBufferId, kClientId);
+    }
+  }
+}
+
+// The GpuMemoryBufferFactoryTest test case verifies behavior that is expected
+// from a GpuMemoryBuffer factory in order to be conformant.
+REGISTER_TYPED_TEST_CASE_P(GpuMemoryBufferFactoryTest, CreateGpuMemoryBuffer);
+
+}  // namespace content
+
+#endif  // CONTENT_TEST_GPU_MEMORY_BUFFER_FACTORY_TEST_TEMPLATE_H_