1 files changed, 44 insertions, 0 deletions
diff --git a/base/memory/discardable_memory_unittest.cc b/base/memory/discardable_memory_unittest.cc
new file mode 100644
index 0000000..66fdf0b
--- /dev/null
+++ b/base/memory/discardable_memory_unittest.cc
@@ -0,0 +1,44 @@
+// Copyright (c) 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 "base/memory/discardable_memory.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+#if defined(OS_ANDROID)
+#include "third_party/ashmem/ashmem.h"
+#endif
+
+namespace base {
+
+#if defined(OS_ANDROID)
+// Test Lock() and Unlock() functionalities.
+TEST(DiscardableMemoryTest, LockAndUnLock) {
+  ASSERT_TRUE(DiscardableMemory::Supported());
+
+  size_t size = 1024;
+
+  DiscardableMemory memory;
+  ASSERT_TRUE(memory.InitializeAndLock(size));
+  void* addr = memory.Memory();
+  ASSERT_NE(static_cast<void*>(NULL), addr);
+
+  memory.Unlock();
+  EXPECT_EQ(SUCCESS, memory.Lock());
+  addr = memory.Memory();
+  ASSERT_NE(static_cast<void*>(NULL), addr);
+
+  memory.Unlock();
+}
+
+// Test delete a discardable memory while it is locked.
+TEST(DiscardableMemoryTest, DeleteWhileLocked) {
+  ASSERT_TRUE(DiscardableMemory::Supported());
+
+  size_t size = 1024;
+  DiscardableMemory memory;
+  ASSERT_TRUE(memory.InitializeAndLock(size));
+}
+#endif
+
+}