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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/trusted_vault/trusted_vault_access_token_fetcher_frontend.h"
#include <string>
#include "base/test/mock_callback.h"
#include "base/test/task_environment.h"
#include "components/signin/public/identity_manager/access_token_info.h"
#include "components/signin/public/identity_manager/identity_test_environment.h"
#include "components/trusted_vault/trusted_vault_access_token_fetcher.h"
#include "google_apis/gaia/google_service_auth_error.h"
#include "net/base/net_errors.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace trusted_vault {
namespace {
using testing::Eq;
using testing::Ne;
MATCHER_P(HasExpectedToken, token, "") {
const TrustedVaultAccessTokenFetcher::AccessTokenInfoOrError&
token_info_or_error = arg;
return token_info_or_error.has_value() && token_info_or_error->token == token;
}
MATCHER_P(HasUnexpectedError, error, "") {
const TrustedVaultAccessTokenFetcher::AccessTokenInfoOrError&
token_info_or_error = arg;
return !token_info_or_error.has_value() &&
token_info_or_error.error() == error;
}
class TrustedVaultAccessTokenFetcherFrontendTest : public testing::Test {
public:
TrustedVaultAccessTokenFetcherFrontendTest()
: frontend_(identity_env_.identity_manager()) {}
~TrustedVaultAccessTokenFetcherFrontendTest() override = default;
TrustedVaultAccessTokenFetcherFrontend* frontend() { return &frontend_; }
signin::IdentityTestEnvironment* identity_env() { return &identity_env_; }
private:
base::test::SingleThreadTaskEnvironment task_environment_;
// |identity_env_| must outlive |frontend_|.
signin::IdentityTestEnvironment identity_env_;
TrustedVaultAccessTokenFetcherFrontend frontend_;
};
TEST_F(TrustedVaultAccessTokenFetcherFrontendTest,
ShouldFetchAccessTokenForPrimaryAccount) {
const CoreAccountId kAccountId =
identity_env()
->MakePrimaryAccountAvailable("test@gmail.com",
signin::ConsentLevel::kSignin)
.account_id;
const std::string kAccessToken = "access_token";
base::MockCallback<TrustedVaultAccessTokenFetcher::TokenCallback>
token_callback;
frontend()->FetchAccessToken(kAccountId, token_callback.Get());
// Callback should be called upon fetching access token from the server.
EXPECT_CALL(token_callback, Run(HasExpectedToken(kAccessToken)));
identity_env()->WaitForAccessTokenRequestIfNecessaryAndRespondWithToken(
kAccountId, kAccessToken, base::Time::Now() + base::Hours(1));
}
TEST_F(TrustedVaultAccessTokenFetcherFrontendTest,
ShouldFetchAccessTokenForUnconsentedPrimaryAccount) {
const CoreAccountId kAccountId =
identity_env()
->MakePrimaryAccountAvailable("test@gmail.com",
signin::ConsentLevel::kSignin)
.account_id;
const std::string kAccessToken = "access_token";
base::MockCallback<TrustedVaultAccessTokenFetcher::TokenCallback>
token_callback;
frontend()->FetchAccessToken(kAccountId, token_callback.Get());
// Callback should be called upon fetching access token from the server.
EXPECT_CALL(token_callback, Run(HasExpectedToken(kAccessToken)));
identity_env()->WaitForAccessTokenRequestIfNecessaryAndRespondWithToken(
kAccountId, kAccessToken, base::Time::Now() + base::Hours(1));
}
TEST_F(TrustedVaultAccessTokenFetcherFrontendTest,
ShouldRejectFetchAttemptForNonPrimaryAccount) {
identity_env()->MakePrimaryAccountAvailable("test1@gmail.com",
signin::ConsentLevel::kSignin);
const CoreAccountId kSecondaryAccountId =
identity_env()->MakeAccountAvailable("test2@gmail.com").account_id;
// Fetch should be rejected immediately.
base::MockCallback<TrustedVaultAccessTokenFetcher::TokenCallback>
token_callback;
EXPECT_CALL(
token_callback,
Run(HasUnexpectedError(
TrustedVaultAccessTokenFetcher::FetchingError::kNotPrimaryAccount)));
frontend()->FetchAccessToken(kSecondaryAccountId, token_callback.Get());
}
TEST_F(TrustedVaultAccessTokenFetcherFrontendTest,
ShouldReplyOnUnsuccessfulFetchAttemptWithTransientAuthError) {
const CoreAccountId kAccountId =
identity_env()
->MakePrimaryAccountAvailable("test@gmail.com",
signin::ConsentLevel::kSignin)
.account_id;
const std::string kAccessToken = "access_token";
base::MockCallback<TrustedVaultAccessTokenFetcher::TokenCallback>
token_callback;
frontend()->FetchAccessToken(kAccountId, token_callback.Get());
// Callback should be called upon unsuccessful token fetching attempt.
EXPECT_CALL(
token_callback,
Run(HasUnexpectedError(
TrustedVaultAccessTokenFetcher::FetchingError::kTransientAuthError)));
identity_env()->WaitForAccessTokenRequestIfNecessaryAndRespondWithError(
GoogleServiceAuthError::FromConnectionError(net::ERR_FAILED));
}
TEST_F(TrustedVaultAccessTokenFetcherFrontendTest,
ShouldReplyOnUnsuccessfulFetchAttemptWithPersistentAuthError) {
const CoreAccountId kAccountId =
identity_env()
->MakePrimaryAccountAvailable("test@gmail.com",
signin::ConsentLevel::kSignin)
.account_id;
const std::string kAccessToken = "access_token";
base::MockCallback<TrustedVaultAccessTokenFetcher::TokenCallback>
token_callback;
frontend()->FetchAccessToken(kAccountId, token_callback.Get());
// Callback should be called upon unsuccessful token fetching attempt.
EXPECT_CALL(token_callback,
Run(HasUnexpectedError(TrustedVaultAccessTokenFetcher::
FetchingError::kPersistentAuthError)));
identity_env()->WaitForAccessTokenRequestIfNecessaryAndRespondWithError(
GoogleServiceAuthError::FromUnexpectedServiceResponse("error"));
}
TEST_F(TrustedVaultAccessTokenFetcherFrontendTest, ShouldAllowMultipleFetches) {
const CoreAccountId kAccountId =
identity_env()
->MakePrimaryAccountAvailable("test@gmail.com",
signin::ConsentLevel::kSignin)
.account_id;
const std::string kAccessToken = "access_token";
base::MockCallback<TrustedVaultAccessTokenFetcher::TokenCallback>
token_callback1;
frontend()->FetchAccessToken(kAccountId, token_callback1.Get());
// Start second fetch before the first one completes.
base::MockCallback<TrustedVaultAccessTokenFetcher::TokenCallback>
token_callback2;
frontend()->FetchAccessToken(kAccountId, token_callback2.Get());
// Both token callbacks should be called upon fetching access token from the
// server.
EXPECT_CALL(token_callback1, Run(HasExpectedToken(kAccessToken)));
EXPECT_CALL(token_callback2, Run(HasExpectedToken(kAccessToken)));
identity_env()->WaitForAccessTokenRequestIfNecessaryAndRespondWithToken(
kAccountId, kAccessToken, base::Time::Now() + base::Hours(1));
}
// Regression test for crbug.com/427316421.
TEST_F(TrustedVaultAccessTokenFetcherFrontendTest,
ShouldHandleDestructionWhenFullfillingPendingRequests) {
std::unique_ptr<TrustedVaultAccessTokenFetcherFrontend> frontend =
std::make_unique<TrustedVaultAccessTokenFetcherFrontend>(
identity_env()->identity_manager());
identity_env()->MakePrimaryAccountAvailable("test1@gmail.com",
signin::ConsentLevel::kSignin);
const CoreAccountId kSecondaryAccountId =
identity_env()->MakeAccountAvailable("test2@gmail.com").account_id;
base::MockCallback<TrustedVaultAccessTokenFetcher::TokenCallback>
token_callback;
EXPECT_CALL(
token_callback,
Run(HasUnexpectedError(
TrustedVaultAccessTokenFetcher::FetchingError::kNotPrimaryAccount)))
.WillOnce(
[&frontend](TrustedVaultAccessTokenFetcher::AccessTokenInfoOrError) {
// This is actually the main part of the test: there should be no
// crash/UAF when the frontend is destroyed inside the callback.
frontend.reset();
});
frontend->FetchAccessToken(kSecondaryAccountId, token_callback.Get());
}
} // namespace
} // namespace trusted_vault
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