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// Copyright 2014 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 "mojo/shell/public/cpp/interface_registry.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "mojo/shell/public/cpp/interface_binder.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace mojo {
namespace internal {
namespace {
class TestBinder : public InterfaceBinder {
public:
explicit TestBinder(int* delete_count) : delete_count_(delete_count) {}
~TestBinder() override { (*delete_count_)++; }
void BindInterface(Connection* connection,
const std::string& interface_name,
ScopedMessagePipeHandle client_handle) override {}
private:
int* delete_count_;
};
TEST(InterfaceRegistryTest, Ownership) {
base::MessageLoop message_loop_;
int delete_count = 0;
// Destruction.
{
InterfaceRegistry registry(nullptr);
InterfaceRegistry::TestApi test_api(®istry);
test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC1");
}
EXPECT_EQ(1, delete_count);
// Removal.
{
scoped_ptr<InterfaceRegistry> registry(new InterfaceRegistry(nullptr));
InterfaceBinder* b = new TestBinder(&delete_count);
InterfaceRegistry::TestApi test_api(registry.get());
test_api.SetInterfaceBinderForName(b, "TC1");
test_api.RemoveInterfaceBinderForName("TC1");
registry.reset();
EXPECT_EQ(2, delete_count);
}
// Multiple.
{
InterfaceRegistry registry(nullptr);
InterfaceRegistry::TestApi test_api(®istry);
test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC1");
test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC2");
}
EXPECT_EQ(4, delete_count);
// Re-addition.
{
InterfaceRegistry registry(nullptr);
InterfaceRegistry::TestApi test_api(®istry);
test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC1");
test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC1");
EXPECT_EQ(5, delete_count);
}
EXPECT_EQ(6, delete_count);
}
} // namespace
} // namespace internal
} // namespace mojo
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