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// Copyright 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 <deque>
#include "content/browser/child_process_security_policy_impl.h"
#include "content/browser/media/webrtc_identity_store.h"
#include "content/browser/renderer_host/media/webrtc_identity_service_host.h"
#include "content/common/media/webrtc_identity_messages.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "ipc/ipc_message.h"
#include "net/base/net_errors.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
namespace {
const char FAKE_ORIGIN[] = "http://fake.com";
const char FAKE_IDENTITY_NAME[] = "fake identity";
const char FAKE_COMMON_NAME[] = "fake common name";
const char FAKE_CERTIFICATE[] = "fake cert";
const char FAKE_PRIVATE_KEY[] = "fake private key";
const int FAKE_RENDERER_ID = 10;
const int FAKE_SEQUENCE_NUMBER = 1;
class MockWebRTCIdentityStore : public WebRTCIdentityStore {
public:
MockWebRTCIdentityStore() : WebRTCIdentityStore(base::FilePath(), NULL) {}
base::Closure RequestIdentity(const GURL& origin,
const std::string& identity_name,
const std::string& common_name,
const CompletionCallback& callback) override {
EXPECT_TRUE(callback_.is_null());
callback_ = callback;
return base::Bind(&MockWebRTCIdentityStore::OnCancel,
base::Unretained(this));
}
bool HasPendingRequest() const { return !callback_.is_null(); }
void RunCompletionCallback(int error,
const std::string& cert,
const std::string& key) {
callback_.Run(error, cert, key);
callback_.Reset();
}
private:
~MockWebRTCIdentityStore() override {}
void OnCancel() { callback_.Reset(); }
CompletionCallback callback_;
};
class WebRTCIdentityServiceHostForTest : public WebRTCIdentityServiceHost {
public:
explicit WebRTCIdentityServiceHostForTest(WebRTCIdentityStore* identity_store)
: WebRTCIdentityServiceHost(FAKE_RENDERER_ID, identity_store) {
ChildProcessSecurityPolicyImpl* policy =
ChildProcessSecurityPolicyImpl::GetInstance();
policy->Add(FAKE_RENDERER_ID);
}
bool Send(IPC::Message* message) override {
messages_.push_back(*message);
delete message;
return true;
}
bool OnMessageReceived(const IPC::Message& message) override {
return WebRTCIdentityServiceHost::OnMessageReceived(message);
}
IPC::Message GetLastMessage() { return messages_.back(); }
int GetNumberOfMessages() { return messages_.size(); }
void ClearMessages() { messages_.clear(); }
private:
~WebRTCIdentityServiceHostForTest() override {
ChildProcessSecurityPolicyImpl* policy =
ChildProcessSecurityPolicyImpl::GetInstance();
policy->Remove(FAKE_RENDERER_ID);
}
std::deque<IPC::Message> messages_;
};
class WebRTCIdentityServiceHostTest : public ::testing::Test {
public:
WebRTCIdentityServiceHostTest()
: browser_thread_bundle_(TestBrowserThreadBundle::IO_MAINLOOP),
store_(new MockWebRTCIdentityStore()),
host_(new WebRTCIdentityServiceHostForTest(store_.get())) {}
void SendRequestToHost() {
host_->OnMessageReceived(
WebRTCIdentityMsg_RequestIdentity(FAKE_SEQUENCE_NUMBER,
GURL(FAKE_ORIGIN),
FAKE_IDENTITY_NAME,
FAKE_COMMON_NAME));
}
void SendCancelRequestToHost() {
host_->OnMessageReceived(WebRTCIdentityMsg_CancelRequest());
}
void VerifyRequestFailedMessage(int error) {
EXPECT_EQ(1, host_->GetNumberOfMessages());
IPC::Message ipc = host_->GetLastMessage();
EXPECT_EQ(ipc.type(), WebRTCIdentityHostMsg_RequestFailed::ID);
Tuple<int, int> error_in_message;
WebRTCIdentityHostMsg_RequestFailed::Read(&ipc, &error_in_message);
EXPECT_EQ(FAKE_SEQUENCE_NUMBER, get<0>(error_in_message));
EXPECT_EQ(error, get<1>(error_in_message));
}
void VerifyIdentityReadyMessage(const std::string& cert,
const std::string& key) {
EXPECT_EQ(1, host_->GetNumberOfMessages());
IPC::Message ipc = host_->GetLastMessage();
EXPECT_EQ(ipc.type(), WebRTCIdentityHostMsg_IdentityReady::ID);
Tuple<int, std::string, std::string> identity_in_message;
WebRTCIdentityHostMsg_IdentityReady::Read(&ipc, &identity_in_message);
EXPECT_EQ(FAKE_SEQUENCE_NUMBER, get<0>(identity_in_message));
EXPECT_EQ(cert, get<1>(identity_in_message));
EXPECT_EQ(key, get<2>(identity_in_message));
}
protected:
TestBrowserThreadBundle browser_thread_bundle_;
scoped_refptr<MockWebRTCIdentityStore> store_;
scoped_refptr<WebRTCIdentityServiceHostForTest> host_;
};
} // namespace
TEST_F(WebRTCIdentityServiceHostTest, TestSendAndCancelRequest) {
SendRequestToHost();
EXPECT_TRUE(store_->HasPendingRequest());
SendCancelRequestToHost();
EXPECT_FALSE(store_->HasPendingRequest());
}
TEST_F(WebRTCIdentityServiceHostTest, TestOnlyOneRequestAllowed) {
SendRequestToHost();
EXPECT_TRUE(store_->HasPendingRequest());
EXPECT_EQ(0, host_->GetNumberOfMessages());
SendRequestToHost();
VerifyRequestFailedMessage(net::ERR_INSUFFICIENT_RESOURCES);
}
TEST_F(WebRTCIdentityServiceHostTest, TestOnIdentityReady) {
SendRequestToHost();
store_->RunCompletionCallback(net::OK, FAKE_CERTIFICATE, FAKE_PRIVATE_KEY);
VerifyIdentityReadyMessage(FAKE_CERTIFICATE, FAKE_PRIVATE_KEY);
}
TEST_F(WebRTCIdentityServiceHostTest, TestOnRequestFailed) {
SendRequestToHost();
store_->RunCompletionCallback(net::ERR_KEY_GENERATION_FAILED, "", "");
VerifyRequestFailedMessage(net::ERR_KEY_GENERATION_FAILED);
}
TEST_F(WebRTCIdentityServiceHostTest, TestOriginAccessDenied) {
ChildProcessSecurityPolicyImpl* policy =
ChildProcessSecurityPolicyImpl::GetInstance();
policy->Remove(FAKE_RENDERER_ID);
SendRequestToHost();
VerifyRequestFailedMessage(net::ERR_ACCESS_DENIED);
}
// Verifies that we do not crash if we try to cancel a completed request.
TEST_F(WebRTCIdentityServiceHostTest, TestCancelAfterRequestCompleted) {
SendRequestToHost();
store_->RunCompletionCallback(net::OK, FAKE_CERTIFICATE, FAKE_PRIVATE_KEY);
SendCancelRequestToHost();
}
} // namespace content
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