Index: components/exo/shared_memory_unittest.cc |
diff --git a/components/exo/shared_memory_unittest.cc b/components/exo/shared_memory_unittest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..3579630eb562fc1d7cc29189bfc692ea0aea460b |
--- /dev/null |
+++ b/components/exo/shared_memory_unittest.cc |
@@ -0,0 +1,59 @@ |
+// 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. |
+ |
+#include "components/exo/buffer.h" |
+#include "components/exo/shared_memory.h" |
+#include "components/exo/test/exo_test_base.h" |
+#include "testing/gtest/include/gtest/gtest.h" |
+#include "ui/gfx/buffer_format_util.h" |
+ |
+namespace exo { |
+namespace { |
+ |
+using SharedMemoryTest = test::ExoTestBase; |
+ |
+scoped_ptr<SharedMemory> CreateSharedMemory(size_t size) { |
+ scoped_ptr<base::SharedMemory> shared_memory(new base::SharedMemory); |
+ bool rv = shared_memory->CreateAnonymous(size); |
+ DCHECK(rv); |
+ base::SharedMemoryHandle handle = |
+ base::SharedMemory::DuplicateHandle(shared_memory->handle()); |
+ DCHECK(base::SharedMemory::IsHandleValid(handle)); |
+ return make_scoped_ptr(new SharedMemory(handle)); |
+} |
+ |
+TEST_F(SharedMemoryTest, CreateBuffer) { |
+ const gfx::Size buffer_size(256, 256); |
+ const gfx::BufferFormat format = gfx::BufferFormat::RGBA_8888; |
+ |
+ scoped_ptr<SharedMemory> shared_memory = |
+ CreateSharedMemory(gfx::BufferSizeForBufferFormat(buffer_size, format)); |
+ ASSERT_TRUE(shared_memory); |
+ |
+ // Creating a full size buffer should succeed. |
+ scoped_ptr<Buffer> buffer = shared_memory->CreateBuffer( |
+ buffer_size, format, 0, |
+ gfx::RowSizeForBufferFormat(buffer_size.width(), format, 0)); |
+ EXPECT_TRUE(buffer); |
+ |
+ // Creating a buffer for the top-left rectangle should succeed. |
+ const gfx::Size top_left_buffer_size(128, 128); |
+ scoped_ptr<Buffer> top_left_buffer = shared_memory->CreateBuffer( |
+ top_left_buffer_size, format, 0, |
+ gfx::RowSizeForBufferFormat(buffer_size.width(), format, 0)); |
+ EXPECT_TRUE(top_left_buffer); |
+ |
+ // Creating a buffer for the bottom-right rectangle should succeed. |
+ const gfx::Size bottom_right_buffer_size(64, 64); |
+ scoped_ptr<Buffer> bottom_right_buffer = shared_memory->CreateBuffer( |
+ bottom_right_buffer_size, format, |
+ (buffer_size.height() - bottom_right_buffer_size.height()) * |
+ gfx::RowSizeForBufferFormat(buffer_size.width(), format, 0) + |
+ (buffer_size.width() - bottom_right_buffer_size.width()) * 4, |
+ gfx::RowSizeForBufferFormat(buffer_size.width(), format, 0)); |
+ EXPECT_TRUE(bottom_right_buffer); |
+} |
+ |
+} // namespace |
+} // namespace exo |