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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/enterprise/platform_auth/cloud_ap_provider_win.h"
#include <proofofpossessioncookieinfo.h>
#include <memory>
#include <vector>
#include "base/run_loop.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/test/mock_callback.h"
#include "base/test/scoped_feature_list.h"
#include "base/test/task_environment.h"
#include "base/test/test_reg_util_win.h"
#include "base/win/registry.h"
#include "chrome/browser/enterprise/platform_auth/platform_auth_features.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
#include "url/origin.h"
using ::testing::_;
namespace enterprise_auth {
namespace {
// Helper function for constructing ProofOfPossessionCookieInfo objects.
ProofOfPossessionCookieInfo GetCookieInfo(const wchar_t* name,
const wchar_t* data) {
ProofOfPossessionCookieInfo cookie_info;
cookie_info.name = const_cast<LPWSTR>(name);
cookie_info.data = const_cast<LPWSTR>(data);
return cookie_info;
}
} // namespace
class CloudApProviderWinTest : public ::testing::Test {
protected:
~CloudApProviderWinTest() override {
// Clear an override of the join type made by any test.
CloudApProviderWin::SetSupportLevelForTesting(std::nullopt);
}
void SetUp() override {
ASSERT_NO_FATAL_FAILURE(
registry_override_.OverrideRegistry(HKEY_LOCAL_MACHINE));
ASSERT_NO_FATAL_FAILURE(
registry_override_.OverrideRegistry(HKEY_CURRENT_USER));
base::win::RegKey key;
ASSERT_EQ(key.Create(HKEY_LOCAL_MACHINE, kIdentityStorePath,
KEY_WOW64_64KEY | KEY_SET_VALUE),
ERROR_SUCCESS);
ASSERT_EQ(key.WriteValue(kLoginUriName, L"https://host1"), ERROR_SUCCESS);
ASSERT_EQ(key.Create(HKEY_CURRENT_USER, kPackagePath,
KEY_WOW64_64KEY | KEY_SET_VALUE),
ERROR_SUCCESS);
ASSERT_EQ(key.WriteValue(kLoginUriName, L"https://host2"), ERROR_SUCCESS);
}
static const wchar_t kIdentityStorePath[];
static const wchar_t kPackagePath[];
static const wchar_t kLoginUriName[];
private:
base::test::TaskEnvironment task_environment_;
registry_util::RegistryOverrideManager registry_override_;
};
// static
constexpr wchar_t CloudApProviderWinTest::kIdentityStorePath[] =
L"SOFTWARE\\Microsoft\\IdentityStore\\LoadParameters\\"
L"{B16898C6-A148-4967-9171-64D755DA8520}";
// static
constexpr wchar_t CloudApProviderWinTest::kPackagePath[] =
L"Software\\Microsoft\\Windows\\CurrentVersion\\AAD\\Package";
// static
constexpr wchar_t CloudApProviderWinTest::kLoginUriName[] = L"LoginUri";
// Tests that the provider returns null when AAD SSO is not supported.
TEST_F(CloudApProviderWinTest, Unsupported) {
CloudApProviderWin::SetSupportLevelForTesting(
CloudApProviderWin::SupportLevel::kUnsupported);
CloudApProviderWin provider;
base::RunLoop run_loop;
base::MockCallback<CloudApProviderWin::FetchOriginsCallback> mock;
EXPECT_CALL(mock, Run(_))
.WillOnce([&run_loop](std::unique_ptr<std::vector<url::Origin>> origins) {
run_loop.Quit();
EXPECT_EQ(origins.get(), nullptr);
});
provider.FetchOrigins(mock.Get());
run_loop.Run();
}
// Tests that the provider returns an empty set of origins when the machine
// isn't joined to an AAD domain.
TEST_F(CloudApProviderWinTest, NotJoined) {
CloudApProviderWin::SetSupportLevelForTesting(
CloudApProviderWin::SupportLevel::kDisabled);
CloudApProviderWin provider;
base::RunLoop run_loop;
base::MockCallback<CloudApProviderWin::FetchOriginsCallback> mock;
EXPECT_CALL(mock, Run(_))
.WillOnce([&run_loop](std::unique_ptr<std::vector<url::Origin>> origins) {
run_loop.Quit();
ASSERT_NE(origins.get(), nullptr);
EXPECT_TRUE(origins->empty());
});
provider.FetchOrigins(mock.Get());
run_loop.Run();
}
// Tests that the provider returns the two origins in the registry when the
// machine is joined to an AAD domain.
TEST_F(CloudApProviderWinTest, Joined) {
CloudApProviderWin::SetSupportLevelForTesting(
CloudApProviderWin::SupportLevel::kEnabled);
CloudApProviderWin provider;
base::RunLoop run_loop;
base::MockCallback<CloudApProviderWin::FetchOriginsCallback> mock;
EXPECT_CALL(mock, Run(_))
.WillOnce([&run_loop](std::unique_ptr<std::vector<url::Origin>> origins) {
run_loop.Quit();
ASSERT_NE(origins.get(), nullptr);
EXPECT_EQ(*origins, std::vector<url::Origin>(
{url::Origin::Create(GURL("https://host1")),
url::Origin::Create(GURL("https://host2"))}));
});
provider.FetchOrigins(mock.Get());
run_loop.Run();
}
// Tests that the provider doesn't crash when the actual provider detection is
// run.
TEST_F(CloudApProviderWinTest, Platform) {
CloudApProviderWin provider;
base::RunLoop run_loop;
base::MockCallback<CloudApProviderWin::FetchOriginsCallback> mock;
EXPECT_CALL(mock, Run(_))
.WillOnce([&run_loop](std::unique_ptr<std::vector<url::Origin>> origins) {
run_loop.Quit();
});
provider.FetchOrigins(mock.Get());
run_loop.Run();
}
// Tests that cookie info is correctly parsed into the corresponding headers.
TEST_F(CloudApProviderWinTest, ParseCookieInfo) {
CloudApProviderWin provider;
net::HttpRequestHeaders auth_headers;
DWORD cookie_info_count = 2;
const wchar_t* cookie_name_1 = L"name";
const wchar_t* cookie_name_2 = L"x-ms-name";
const wchar_t* cookie_data = L"data; cookie_attributes; a; b";
ProofOfPossessionCookieInfo cookie_info_1 =
GetCookieInfo(cookie_name_1, cookie_data);
ProofOfPossessionCookieInfo cookie_info_2 =
GetCookieInfo(cookie_name_2, cookie_data);
ProofOfPossessionCookieInfo cookie_info[2] = {cookie_info_1, cookie_info_2};
provider.ParseCookieInfoForTesting(cookie_info, cookie_info_count,
auth_headers);
// The names and data of all cookies whose names don't begin with 'x-ms'
// should appear in the cookie header.
EXPECT_EQ(auth_headers.GetHeader(net::HttpRequestHeaders::kCookie),
base::JoinString({base::WideToASCII(cookie_name_1),
base::WideToASCII(cookie_data)},
"="));
// Only cookies whose name begins with 'x-ms' should be set as individual
// headers.
EXPECT_FALSE(auth_headers.GetHeader(base::WideToASCII(cookie_name_1)));
// Cookie attributes are removed from the header value.
EXPECT_EQ(auth_headers.GetHeader(base::WideToASCII(cookie_name_2)),
base::WideToASCII(L"data"));
}
} // namespace enterprise_auth
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