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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/in_session_auth/authentication_dialog.h"
#include "ash/public/cpp/in_session_auth_token_provider.h"
#include "ash/public/cpp/test/mock_in_session_auth_token_provider.h"
#include "ash/test/ash_test_base.h"
#include "base/logging.h"
#include "base/test/bind.h"
#include "base/unguessable_token.h"
#include "chromeos/ash/components/cryptohome/common_types.h"
#include "chromeos/ash/components/cryptohome/cryptohome_parameters.h"
#include "chromeos/ash/components/dbus/userdataauth/userdataauth_client.h"
#include "chromeos/ash/components/login/auth/auth_performer.h"
#include "chromeos/ash/components/login/auth/mock_auth_performer.h"
#include "chromeos/ash/components/login/auth/public/authentication_error.h"
#include "chromeos/ash/components/login/auth/public/cryptohome_key_constants.h"
#include "chromeos/ash/components/login/auth/public/session_auth_factors.h"
#include "chromeos/ash/components/osauth/public/common_types.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/abseil-cpp/absl/strings/ascii.h"
#include "ui/events/keycodes/keyboard_codes_posix.h"
#include "ui/views/controls/button/label_button.h"
#include "ui/views/controls/textfield/textfield.h"
namespace ash {
namespace {
using ::cryptohome::KeyLabel;
using ::testing::_;
const char kTestAccount[] = "user@test.com";
const char kExpectedPassword[] = "qwerty";
AuthProofToken kToken = "auth-proof-token";
} // namespace
class AuthenticationDialogTest : public AshTestBase {
public:
AuthenticationDialogTest() = default;
void SetUp() override {
AshTestBase::SetUp();
UserDataAuthClient::InitializeFake();
auth_token_provider_ = std::make_unique<MockInSessionAuthTokenProvider>();
}
void StartAuthSession(std::unique_ptr<UserContext> user_context,
bool /*ephemeral*/,
AuthSessionIntent /*intent*/,
AuthPerformer::StartSessionCallback callback) {
cryptohome::AuthFactorRef ref{cryptohome::AuthFactorType::kPassword,
KeyLabel(kCryptohomeGaiaKeyLabel)};
cryptohome::AuthFactorCommonMetadata metadata{};
cryptohome::AuthFactor factor{std::move(ref), std::move(metadata)};
user_context->SetSessionAuthFactors(
SessionAuthFactors{{std::move(factor)}});
std::move(callback).Run(true, std::move(user_context), absl::nullopt);
}
void GetAuthToken(std::unique_ptr<UserContext> user_context,
InSessionAuthTokenProvider::OnAuthTokenGenerated callback) {
std::move(callback).Run(kToken, base::Minutes(5));
}
protected:
void CreateAndShowDialog() {
auto auth_performer =
std::make_unique<MockAuthPerformer>(UserDataAuthClient::Get());
auth_performer_ = auth_performer.get();
EXPECT_CALL(*auth_performer_, StartAuthSession)
.WillRepeatedly(
testing::Invoke(this, &AuthenticationDialogTest::StartAuthSession));
// `dialog_` is a `DialogDelegateView` and will be owned by the
// underlying widget.
dialog_ = new AuthenticationDialog(
base::BindLambdaForTesting([&](bool success,
const AuthProofToken& token,
base::TimeDelta timeout) {
success_ = success;
token_ = token;
}),
auth_token_provider_.get(), std::move(auth_performer),
AccountId::FromUserEmail(kTestAccount));
test_api_ = std::make_unique<AuthenticationDialog::TestApi>(dialog_);
dialog_->Show();
}
void TypePassword(const std::string& password) {
auto* generator = GetEventGenerator();
generator->MoveMouseTo(
test_api_->GetPasswordTextfield()->GetBoundsInScreen().CenterPoint());
generator->ClickLeftButton();
for (char c : password) {
EXPECT_TRUE(absl::ascii_isalpha(static_cast<unsigned char>(c)));
generator->PressAndReleaseKey(
static_cast<ui::KeyboardCode>(ui::KeyboardCode::VKEY_A + (c - 'a')),
ui::EF_NONE);
}
}
void PressOkButton() {
auto* generator = GetEventGenerator();
generator->MoveMouseTo(
dialog_->GetOkButton()->GetBoundsInScreen().CenterPoint());
generator->ClickLeftButton();
}
absl::optional<bool> success_;
AuthProofToken token_;
raw_ptr<AuthenticationDialog, AcrossTasksDanglingUntriaged> dialog_;
std::unique_ptr<MockInSessionAuthTokenProvider> auth_token_provider_;
raw_ptr<MockAuthPerformer, AcrossTasksDanglingUntriaged> auth_performer_;
std::unique_ptr<AuthenticationDialog::TestApi> test_api_;
};
TEST_F(AuthenticationDialogTest, CallbackCalledOnCancel) {
CreateAndShowDialog();
dialog_->Cancel();
EXPECT_TRUE(success_.has_value());
EXPECT_EQ(success_.value(), false);
}
TEST_F(AuthenticationDialogTest, CallbackCalledOnClose) {
CreateAndShowDialog();
dialog_->Close();
EXPECT_TRUE(success_.has_value());
EXPECT_EQ(success_.value(), false);
}
TEST_F(AuthenticationDialogTest, CorrectPasswordProvided) {
CreateAndShowDialog();
TypePassword(kExpectedPassword);
EXPECT_CALL(*auth_performer_,
AuthenticateWithPassword(kCryptohomeGaiaKeyLabel,
kExpectedPassword, _, _))
.WillOnce([](const std::string& key_label, const std::string& password,
std::unique_ptr<UserContext> user_context,
AuthOperationCallback callback) {
std::move(callback).Run(std::move(user_context), absl::nullopt);
});
EXPECT_CALL(*auth_token_provider_, ExchangeForToken)
.WillOnce(testing::Invoke(this, &AuthenticationDialogTest::GetAuthToken));
PressOkButton();
EXPECT_TRUE(success_.has_value());
EXPECT_TRUE(success_.value());
EXPECT_EQ(token_, kToken);
}
TEST_F(AuthenticationDialogTest, IncorrectPasswordProvidedThenCorrect) {
CreateAndShowDialog();
TypePassword("ytrewq");
EXPECT_CALL(*auth_performer_,
AuthenticateWithPassword(kCryptohomeGaiaKeyLabel, _, _, _))
.WillRepeatedly([](const std::string& key_label,
const std::string& password,
std::unique_ptr<UserContext> user_context,
AuthOperationCallback callback) {
std::move(callback).Run(
std::move(user_context),
password == kExpectedPassword
? absl::nullopt
: absl::optional<AuthenticationError>{AuthenticationError{
user_data_auth::
CRYPTOHOME_ERROR_AUTHORIZATION_KEY_NOT_FOUND}});
});
PressOkButton();
TypePassword(kExpectedPassword);
EXPECT_CALL(*auth_token_provider_, ExchangeForToken)
.WillOnce(testing::Invoke(this, &AuthenticationDialogTest::GetAuthToken));
PressOkButton();
EXPECT_TRUE(success_.has_value());
EXPECT_TRUE(success_.value());
EXPECT_EQ(token_, kToken);
}
TEST_F(AuthenticationDialogTest, AuthSessionRestartedWhenExpired) {
CreateAndShowDialog();
TypePassword(kExpectedPassword);
int number_of_calls = 0;
EXPECT_CALL(*auth_performer_,
AuthenticateWithPassword(kCryptohomeGaiaKeyLabel,
kExpectedPassword, _, _))
.WillRepeatedly([&number_of_calls](
const std::string& key_label,
const std::string& password,
std::unique_ptr<UserContext> user_context,
AuthOperationCallback callback) {
std::move(callback).Run(
std::move(user_context),
number_of_calls++
? absl::nullopt
: absl::optional<AuthenticationError>{AuthenticationError{
user_data_auth::CRYPTOHOME_INVALID_AUTH_SESSION_TOKEN}});
});
EXPECT_CALL(*auth_token_provider_, ExchangeForToken)
.WillOnce(testing::Invoke(this, &AuthenticationDialogTest::GetAuthToken));
PressOkButton();
EXPECT_TRUE(success_.has_value());
EXPECT_TRUE(success_.value());
EXPECT_EQ(token_, kToken);
}
} // namespace ash
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