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// Copyright 2024 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/ui/webui/chrome_urls/chrome_urls_handler.h"
#include "base/test/mock_callback.h"
#include "base/test/scoped_feature_list.h"
#include "chrome/common/webui_url_constants.h"
#include "chrome/test/base/scoped_testing_local_state.h"
#include "chrome/test/base/testing_browser_process.h"
#include "chrome/test/base/testing_profile.h"
#include "components/webui/chrome_urls/mojom/chrome_urls.mojom.h"
#include "components/webui/chrome_urls/pref_names.h"
#include "content/public/browser/internal_webui_config.h"
#include "content/public/browser/webui_config.h"
#include "content/public/common/url_constants.h"
#include "content/public/test/browser_task_environment.h"
#include "content/public/test/scoped_web_ui_controller_factory_registration.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "testing/gtest/include/gtest/gtest.h"
#if BUILDFLAG(IS_CHROMEOS)
#include "ash/webui/file_manager/url_constants.h"
#include "ash/webui/sanitize_ui/url_constants.h"
#endif // BUILDFLAG(IS_CHROMEOS)
using testing::_;
namespace chrome_urls {
namespace {
// Test config class, to add to the WebUIConfigMap for testing.
class TestWebUIConfig : public content::WebUIConfig {
public:
TestWebUIConfig(const std::string& scheme,
const std::string& host,
bool enabled)
: content::WebUIConfig(scheme, host), enabled_(enabled) {}
~TestWebUIConfig() override = default;
bool IsWebUIEnabled(content::BrowserContext* browser_context) override {
return enabled_;
}
std::unique_ptr<content::WebUIController> CreateWebUIController(
content::WebUI* web_ui,
const GURL& url) override {
return nullptr;
}
private:
bool enabled_;
};
class TestInternalWebUIConfig : public content::InternalWebUIConfig {
public:
TestInternalWebUIConfig(const std::string& host, bool enabled)
: content::InternalWebUIConfig(host), enabled_(enabled) {}
~TestInternalWebUIConfig() override = default;
bool IsWebUIEnabled(content::BrowserContext* browser_context) override {
return enabled_;
}
std::unique_ptr<content::WebUIController> CreateWebUIController(
content::WebUI* web_ui,
const GURL& url) override {
return nullptr;
}
private:
bool enabled_;
};
class MockPage : public chrome_urls::mojom::Page {
public:
MockPage() = default;
~MockPage() override = default;
mojo::PendingRemote<chrome_urls::mojom::Page> BindAndGetRemote() {
DCHECK(!receiver_.is_bound());
return receiver_.BindNewPipeAndPassRemote();
}
void FlushForTesting() { receiver_.FlushForTesting(); }
mojo::Receiver<chrome_urls::mojom::Page> receiver_{this};
};
} // namespace
class ChromeUrlsHandlerTest : public testing::Test {
public:
ChromeUrlsHandlerTest()
: local_state_(TestingBrowserProcess::GetGlobal()),
profile_(std::make_unique<TestingProfile>()) {}
void SetUp() override {
handler_ = std::make_unique<chrome_urls::ChromeUrlsHandler>(
mojo::PendingReceiver<chrome_urls::mojom::PageHandler>(),
mock_page_.BindAndGetRemote(), profile_.get());
mock_page_.FlushForTesting();
testing::Mock::VerifyAndClearExpectations(&mock_page_);
}
protected:
content::BrowserTaskEnvironment task_environment_;
ScopedTestingLocalState local_state_;
std::unique_ptr<TestingProfile> profile_;
testing::NiceMock<MockPage> mock_page_;
std::unique_ptr<chrome_urls::ChromeUrlsHandler> handler_;
};
TEST_F(ChromeUrlsHandlerTest, GetUrls) {
// Register some test configs.
content::ScopedWebUIConfigRegistration config(
std::make_unique<TestWebUIConfig>(content::kChromeUIScheme, "foo", true));
content::ScopedWebUIConfigRegistration config_internal(
std::make_unique<TestInternalWebUIConfig>("foo-internals", true));
content::ScopedWebUIConfigRegistration config_untrusted(
std::make_unique<TestWebUIConfig>(content::kChromeUIUntrustedScheme,
"bar", true));
content::ScopedWebUIConfigRegistration config_disabled(
std::make_unique<TestWebUIConfig>(content::kChromeUIScheme, "cats",
false));
content::ScopedWebUIConfigRegistration config_internal_disabled(
std::make_unique<TestInternalWebUIConfig>("cats-internals", false));
content::ScopedWebUIConfigRegistration config_untrusted_disabled(
std::make_unique<TestWebUIConfig>(content::kChromeUIUntrustedScheme,
"dogs", false));
#if BUILDFLAG(IS_CHROMEOS)
// Redirect the files, and sanitize config because they assume an Ash Shell
// exists in IsWebUIEnabled(), and the shell does not exist in unit tests.
content::ScopedWebUIConfigRegistration replace_files_app(
std::make_unique<TestWebUIConfig>(
content::kChromeUIScheme, ash::file_manager::kChromeUIFileManagerHost,
true));
content::ScopedWebUIConfigRegistration replace_sanitize_app(
std::make_unique<TestWebUIConfig>(content::kChromeUIScheme,
ash::kChromeUISanitizeAppHost, true));
#endif // BUILDFLAG(IS_CHROMEOS)
base::MockCallback<chrome_urls::ChromeUrlsHandler::GetUrlsCallback> callback;
chrome_urls::mojom::ChromeUrlsDataPtr url_data;
EXPECT_CALL(callback, Run(testing::_))
.Times(1)
.WillOnce(testing::Invoke(
[&url_data](chrome_urls::mojom::ChromeUrlsDataPtr arg) {
url_data = std::move(arg);
}));
handler_->GetUrls(callback.Get());
// Validate WebUI URL data.
bool found_foo = false;
bool found_foo_internals = false;
bool found_bar = false;
bool found_cats = false;
bool found_cats_internals = false;
bool found_dogs = false;
for (const auto& info : url_data->webui_urls) {
// Check that the 6 configs added are returned, and are in the expected
// order.
if (info->url.spec() == "chrome://cats/") {
found_cats = true;
EXPECT_FALSE(info->enabled);
EXPECT_FALSE(info->internal);
EXPECT_FALSE(found_cats_internals || found_bar || found_dogs ||
found_foo || found_foo_internals);
} else if (info->url.spec() == "chrome://cats-internals/") {
EXPECT_TRUE(found_cats);
found_cats_internals = true;
EXPECT_FALSE(info->enabled);
EXPECT_TRUE(info->internal);
EXPECT_FALSE(found_bar || found_dogs || found_foo || found_foo_internals);
} else if (info->url.spec() == "chrome://foo/") {
EXPECT_TRUE(found_cats && found_cats_internals);
found_foo = true;
EXPECT_TRUE(info->enabled);
EXPECT_FALSE(info->internal);
EXPECT_FALSE(found_bar || found_dogs || found_foo_internals);
} else if (info->url.spec() == "chrome://foo-internals/") {
EXPECT_TRUE(found_cats && found_cats_internals && found_foo);
found_foo_internals = true;
EXPECT_TRUE(info->enabled);
EXPECT_TRUE(info->internal);
EXPECT_FALSE(found_bar || found_dogs);
} else if (info->url.spec() == "chrome-untrusted://bar/") {
EXPECT_TRUE(found_cats && found_cats_internals && found_foo &&
found_foo_internals);
found_bar = true;
EXPECT_TRUE(info->enabled);
EXPECT_FALSE(found_dogs);
} else if (info->url.spec() == "chrome-untrusted://dogs/") {
EXPECT_TRUE(found_cats && found_cats_internals && found_foo &&
found_foo_internals && found_bar);
found_dogs = true;
EXPECT_FALSE(info->enabled);
}
}
EXPECT_TRUE(found_cats && found_cats_internals && found_foo && found_bar &&
found_dogs && found_foo_internals);
// Validate command URL data.
base::span<const base::cstring_view> expected_urls =
chrome::ChromeDebugURLs();
for (const GURL& url : url_data->command_urls) {
EXPECT_TRUE(base::Contains(expected_urls, url.spec()));
}
}
TEST_F(ChromeUrlsHandlerTest, SetDebugPagesEnabled) {
// Initialize the pref to false.
local_state_.Get()->SetUserPref(chrome_urls::kInternalOnlyUisEnabled,
std::make_unique<base::Value>(false));
base::MockCallback<base::RepeatingClosure> callback;
EXPECT_CALL(callback, Run).Times(1);
handler_->SetDebugPagesEnabled(true, callback.Get());
// Pref value is true after SetDebugPagesEnabled() is called.
const base::Value* pref =
local_state_.Get()->GetUserPref(chrome_urls::kInternalOnlyUisEnabled);
EXPECT_TRUE(!!pref && pref->GetBool());
}
} // namespace chrome_urls
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