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// 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 "net/proxy/mojo_proxy_resolver_factory_impl.h"
#include "net/proxy/mock_proxy_resolver.h"
#include "net/test/event_waiter.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h"
#include "third_party/mojo/src/mojo/public/cpp/bindings/error_handler.h"
namespace net {
namespace {
class FakeProxyResolver : public MockAsyncProxyResolverExpectsBytes {
public:
explicit FakeProxyResolver(const base::Closure& on_destruction)
: on_destruction_(on_destruction) {}
~FakeProxyResolver() override { on_destruction_.Run(); }
private:
const base::Closure on_destruction_;
};
} // namespace
class MojoProxyResolverFactoryImplTest : public testing::Test,
public mojo::ErrorHandler {
protected:
enum Event {
NONE,
RESOLVER_CREATED,
CONNECTION_ERROR,
RESOLVER_DESTROYED,
};
void SetUp() override {
new MojoProxyResolverFactoryImpl(
base::Bind(&MojoProxyResolverFactoryImplTest::CreateFakeProxyResolver,
base::Unretained(this)),
mojo::GetProxy(&factory_));
}
void OnConnectionError() override { waiter_.NotifyEvent(CONNECTION_ERROR); }
scoped_ptr<ProxyResolver> CreateFakeProxyResolver(
HostResolver* host_resolver,
const ProxyResolver::LoadStateChangedCallback& callback) {
EXPECT_TRUE(host_resolver);
instances_created_++;
waiter_.NotifyEvent(RESOLVER_CREATED);
return make_scoped_ptr(new FakeProxyResolver(base::Bind(
&MojoProxyResolverFactoryImplTest::OnFakeProxyInstanceDestroyed,
base::Unretained(this))));
}
void OnFakeProxyInstanceDestroyed() {
instances_destroyed_++;
waiter_.NotifyEvent(RESOLVER_DESTROYED);
}
interfaces::ProxyResolverFactoryPtr factory_;
int instances_created_ = 0;
int instances_destroyed_ = 0;
EventWaiter<Event> waiter_;
};
TEST_F(MojoProxyResolverFactoryImplTest, DisconnectHostResolver) {
interfaces::ProxyResolverPtr proxy_resolver;
interfaces::HostResolverPtr host_resolver;
mojo::InterfaceRequest<interfaces::HostResolver> host_resolver_request =
mojo::GetProxy(&host_resolver);
factory_->CreateResolver(mojo::GetProxy(&proxy_resolver),
host_resolver.Pass());
proxy_resolver.set_error_handler(this);
waiter_.WaitForEvent(RESOLVER_CREATED);
EXPECT_EQ(1, instances_created_);
EXPECT_EQ(0, instances_destroyed_);
host_resolver_request = mojo::InterfaceRequest<interfaces::HostResolver>();
waiter_.WaitForEvent(CONNECTION_ERROR);
EXPECT_EQ(1, instances_created_);
EXPECT_EQ(1, instances_destroyed_);
}
TEST_F(MojoProxyResolverFactoryImplTest, DisconnectProxyResolverClient) {
interfaces::ProxyResolverPtr proxy_resolver;
interfaces::HostResolverPtr host_resolver;
mojo::InterfaceRequest<interfaces::HostResolver> host_resolver_request =
mojo::GetProxy(&host_resolver);
mojo::Binding<interfaces::HostResolver> binding(nullptr, &host_resolver);
binding.set_error_handler(this);
factory_->CreateResolver(mojo::GetProxy(&proxy_resolver),
host_resolver.Pass());
waiter_.WaitForEvent(RESOLVER_CREATED);
EXPECT_EQ(1, instances_created_);
EXPECT_EQ(0, instances_destroyed_);
proxy_resolver.reset();
waiter_.WaitForEvent(CONNECTION_ERROR);
EXPECT_EQ(1, instances_created_);
EXPECT_EQ(1, instances_destroyed_);
}
TEST_F(MojoProxyResolverFactoryImplTest, DisconnectBoth) {
interfaces::ProxyResolverPtr proxy_resolver;
interfaces::HostResolverPtr host_resolver;
mojo::InterfaceRequest<interfaces::HostResolver> host_resolver_request =
mojo::GetProxy(&host_resolver);
factory_->CreateResolver(mojo::GetProxy(&proxy_resolver),
host_resolver.Pass());
waiter_.WaitForEvent(RESOLVER_CREATED);
EXPECT_EQ(1, instances_created_);
EXPECT_EQ(0, instances_destroyed_);
proxy_resolver.reset();
host_resolver_request = mojo::InterfaceRequest<interfaces::HostResolver>();
waiter_.WaitForEvent(RESOLVER_DESTROYED);
EXPECT_EQ(1, instances_created_);
EXPECT_EQ(1, instances_destroyed_);
}
} // namespace net
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