Tools/TestWebKitAPI/Tests/WebKitGLib/TestWebKitFaviconDatabase.cpp - WebKit - Git at Google

 /*
  * Copyright (C) 2012, 2017 Igalia S.L.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2,1 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */

 #include "config.h"

 #if PLATFORM(GTK)

 #include "WebKitTestServer.h"
 #include "WebViewTest.h"
 #include <glib/gstdio.h>
 #include <libsoup/soup.h>
 #include <wtf/glib/GUniquePtr.h>

 static WebKitTestServer* kServer;

 class FaviconDatabaseTest: public WebViewTest {
 public:
     MAKE_GLIB_TEST_FIXTURE(FaviconDatabaseTest);

     FaviconDatabaseTest()
         : m_database(webkit_web_context_get_favicon_database(m_webContext.get()))
     {
         g_assert_true(WEBKIT_IS_FAVICON_DATABASE(m_database));
         assertObjectIsDeletedWhenTestFinishes(G_OBJECT(m_database));
         g_signal_connect(m_database, "favicon-changed", G_CALLBACK(faviconChangedCallback), this);
     }

     ~FaviconDatabaseTest()
     {
         if (m_favicon)
             cairo_surface_destroy(m_favicon);

         g_signal_handlers_disconnect_matched(m_database, G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, this);
     }

     void open(const char* directory)
     {
         GUniquePtr<char> databaseDirectory(g_build_filename(dataDirectory(), directory, nullptr));
         webkit_web_context_set_favicon_database_directory(m_webContext.get(), databaseDirectory.get());
         g_assert_cmpstr(databaseDirectory.get(), ==, webkit_web_context_get_favicon_database_directory(m_webContext.get()));
     }

     static void faviconChangedCallback(WebKitFaviconDatabase* database, const char* pageURI, const char* faviconURI, FaviconDatabaseTest* test)
     {
         if (!g_strcmp0(webkit_web_view_get_uri(test->m_webView), pageURI)) {
             test->m_faviconURI = faviconURI;
             if (test->m_waitingForFaviconURI)
                 test->quitMainLoop();
         }
     }

     static void viewFaviconChangedCallback(WebKitWebView* webView, GParamSpec* pspec, FaviconDatabaseTest* test)
     {
         g_assert_true(test->m_webView == webView);
         test->m_faviconNotificationReceived = true;
         if (test->m_loadFinished)
             test->quitMainLoop();
     }

     static void viewLoadChangedCallback(WebKitWebView* webView, WebKitLoadEvent loadEvent, FaviconDatabaseTest* test)
     {
         g_assert_true(test->m_webView == webView);
         if (loadEvent != WEBKIT_LOAD_FINISHED)
             return;

         test->m_loadFinished = true;
         if (test->m_faviconNotificationReceived)
             test->quitMainLoop();
     }

     static void getFaviconCallback(GObject* sourceObject, GAsyncResult* result, void* data)
     {
         FaviconDatabaseTest* test = static_cast<FaviconDatabaseTest*>(data);
         test->m_favicon = webkit_favicon_database_get_favicon_finish(test->m_database, result, &test->m_error.outPtr());
         test->quitMainLoop();
     }

     void waitUntilFaviconChanged()
     {
         m_faviconNotificationReceived = false;
         unsigned long handlerID = g_signal_connect(m_webView, "notify::favicon", G_CALLBACK(viewFaviconChangedCallback), this);
         g_main_loop_run(m_mainLoop);
         g_signal_handler_disconnect(m_webView, handlerID);
     }

     void waitUntilLoadFinishedAndFaviconChanged()
     {
         m_faviconNotificationReceived = false;
         m_loadFinished = false;
         unsigned long faviconChangedID = g_signal_connect(m_webView, "notify::favicon", G_CALLBACK(viewFaviconChangedCallback), this);
         unsigned long loadChangedID = g_signal_connect(m_webView, "load-changed", G_CALLBACK(viewLoadChangedCallback), this);
         g_main_loop_run(m_mainLoop);
         g_signal_handler_disconnect(m_webView, faviconChangedID);
         g_signal_handler_disconnect(m_webView, loadChangedID);
     }

     void getFaviconForPageURIAndWaitUntilReady(const char* pageURI)
     {
         if (m_favicon) {
             cairo_surface_destroy(m_favicon);
             m_favicon = nullptr;
         }

         webkit_favicon_database_get_favicon(m_database, pageURI, 0, getFaviconCallback, this);
         g_main_loop_run(m_mainLoop);
     }

     void waitUntilFaviconURIChanged()
     {
         g_assert_false(m_waitingForFaviconURI);
         m_faviconURI = CString();
         m_waitingForFaviconURI = true;
         g_main_loop_run(m_mainLoop);
         m_waitingForFaviconURI = false;
     }

     WebKitFaviconDatabase* m_database { nullptr };
     cairo_surface_t* m_favicon { nullptr };
     CString m_faviconURI;
     GUniqueOutPtr<GError> m_error;
     bool m_faviconNotificationReceived { false };
     bool m_loadFinished { false };
     bool m_waitingForFaviconURI { false };
 };

 static void
 serverCallback(SoupServer* server, SoupMessage* message, const char* path, GHashTable* query, SoupClientContext* context, void* data)
 {
     if (message->method != SOUP_METHOD_GET) {
         soup_message_set_status(message, SOUP_STATUS_NOT_IMPLEMENTED);
         return;
     }

     if (g_str_equal(path, "/favicon.ico")) {
         soup_message_set_status(message, SOUP_STATUS_NOT_FOUND);
         soup_message_body_complete(message->response_body);
         return;
     }

     char* contents;
     gsize length;
     if (g_str_equal(path, "/icon/favicon.ico")) {
         GUniquePtr<char> pathToFavicon(g_build_filename(Test::getResourcesDir().data(), "blank.ico", nullptr));
         g_file_get_contents(pathToFavicon.get(), &contents, &length, 0);
         soup_message_body_append(message->response_body, SOUP_MEMORY_TAKE, contents, length);
     } else if (g_str_equal(path, "/nofavicon")) {
         static const char* noFaviconHTML = "<html><head><body>test</body></html>";
         soup_message_body_append(message->response_body, SOUP_MEMORY_STATIC, noFaviconHTML, strlen(noFaviconHTML));
     } else {
         static const char* contentsHTML = "<html><head><link rel='icon' href='/icon/favicon.ico' type='image/x-ico; charset=binary'></head><body>test</body></html>";
         soup_message_body_append(message->response_body, SOUP_MEMORY_STATIC, contentsHTML, strlen(contentsHTML));
     }

     soup_message_set_status(message, SOUP_STATUS_OK);
     soup_message_body_complete(message->response_body);
 }

 static void testFaviconDatabaseInitialization(FaviconDatabaseTest* test, gconstpointer)
 {
     test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/foo").data());
     g_assert_null(test->m_favicon);
     g_assert_error(test->m_error.get(), WEBKIT_FAVICON_DATABASE_ERROR, WEBKIT_FAVICON_DATABASE_ERROR_NOT_INITIALIZED);

     test->open("testFaviconDatabaseInitialization");
     GUniquePtr<char> databaseFile(g_build_filename(webkit_web_context_get_favicon_database_directory(test->m_webContext.get()), "WebpageIcons.db", nullptr));
     g_assert_true(g_file_test(databaseFile.get(), G_FILE_TEST_IS_REGULAR));
 }

 static void testFaviconDatabaseGetFavicon(FaviconDatabaseTest* test, gconstpointer)
 {
     test->open("testFaviconDatabaseGetFavicon");

     test->loadURI(kServer->getURIForPath("/foo").data());
     test->waitUntilLoadFinishedAndFaviconChanged();
     CString faviconURI = kServer->getURIForPath("/icon/favicon.ico");

     test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/foo").data());
     g_assert_nonnull(test->m_favicon);
     g_assert_cmpint(cairo_image_surface_get_width(test->m_favicon), ==, 16);
     g_assert_cmpint(cairo_image_surface_get_height(test->m_favicon), ==, 16);
     g_assert_cmpstr(test->m_faviconURI.data(), ==, faviconURI.data());
     g_assert_no_error(test->m_error.get());

     // Check that another page with the same favicon returns the same icon.
     cairo_surface_t* favicon = cairo_surface_reference(test->m_favicon);
     test->loadURI(kServer->getURIForPath("/bar").data());
     test->waitUntilLoadFinishedAndFaviconChanged();
     // favicon changes twice, first to reset it and then when the new icon is loaded.
     test->waitUntilFaviconChanged();
     test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/bar").data());
     g_assert_nonnull(test->m_favicon);
     g_assert_true(test->m_favicon == favicon);
     g_assert_cmpstr(test->m_faviconURI.data(), ==, faviconURI.data());
     g_assert_no_error(test->m_error.get());
     cairo_surface_destroy(favicon);

     faviconURI = kServer->getURIForPath("/favicon.ico");
     test->loadURI(kServer->getURIForPath("/nofavicon").data());
     test->waitUntilLoadFinishedAndFaviconChanged();
     test->waitUntilFaviconURIChanged();
     test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/nofavicon").data());
     g_assert_null(test->m_favicon);
     g_assert_cmpstr(test->m_faviconURI.data(), ==, faviconURI.data());
     g_assert_error(test->m_error.get(), WEBKIT_FAVICON_DATABASE_ERROR, WEBKIT_FAVICON_DATABASE_ERROR_FAVICON_UNKNOWN);

     // Loading an icon that is already in the database should emit
     // WebKitWebView::notify::favicon, but not WebKitFaviconDatabase::icon-changed.
     g_assert_null(webkit_web_view_get_favicon(test->m_webView));
     test->m_faviconURI = { };
     test->loadURI(kServer->getURIForPath("/foo").data());
     test->waitUntilFaviconChanged();
     g_assert_true(test->m_faviconURI.isNull());
     g_assert_nonnull(webkit_web_view_get_favicon(test->m_webView));
 }

 static void ephemeralViewFaviconChanged(WebKitWebView* webView, GParamSpec*, WebViewTest* test)
 {
     g_signal_handlers_disconnect_by_func(webView, reinterpret_cast<void*>(ephemeralViewFaviconChanged), test);
     test->quitMainLoop();
 }

 static void testFaviconDatabaseEphemeral(FaviconDatabaseTest* test, gconstpointer)
 {
     // If the context is ephemeral, the database is not created if it doesn't exist.
     GRefPtr<WebKitWebContext> ephemeralContext = adoptGRef(webkit_web_context_new_ephemeral());
     GUniquePtr<char> databaseDirectory(g_build_filename(Test::dataDirectory(), "testFaviconDatabaseEphemeral", nullptr));
     webkit_web_context_set_favicon_database_directory(ephemeralContext.get(), databaseDirectory.get());
     g_assert_cmpstr(databaseDirectory.get(), ==, webkit_web_context_get_favicon_database_directory(ephemeralContext.get()));
     GUniquePtr<char> databaseFile(g_build_filename(databaseDirectory.get(), "WebpageIcons.db", nullptr));
     g_assert_false(g_file_test(databaseFile.get(), G_FILE_TEST_EXISTS));
     ephemeralContext = nullptr;

     test->open("testFaviconDatabaseEphemeral");
     g_assert_true(g_file_test(databaseFile.get(), G_FILE_TEST_EXISTS));

     test->loadURI(kServer->getURIForPath("/foo").data());
     test->waitUntilLoadFinishedAndFaviconChanged();

     // An ephemeral web view doesn't write to the database.
     auto webView = Test::adoptView(g_object_new(WEBKIT_TYPE_WEB_VIEW,
         "web-context", test->m_webContext.get(), "is-ephemeral", TRUE, nullptr));
     g_signal_connect(webView.get(), "notify::favicon", G_CALLBACK(ephemeralViewFaviconChanged), test);
     webkit_web_view_load_uri(webView.get(), kServer->getURIForPath("/bar").data());
     g_main_loop_run(test->m_mainLoop);

     // We get a favicon, but it's only in database memory cache.
     g_assert_nonnull(webkit_favicon_database_get_favicon_uri(test->m_database, kServer->getURIForPath("/bar").data()));

     // If the database exists, it's used in read only mode for epeheral contexts.
     ephemeralContext = adoptGRef(webkit_web_context_new_ephemeral());
     webkit_web_context_set_favicon_database_directory(ephemeralContext.get(), databaseDirectory.get());
     auto* ephemeralDatabase = webkit_web_context_get_favicon_database(ephemeralContext.get());
     g_assert_nonnull(webkit_favicon_database_get_favicon_uri(ephemeralDatabase, kServer->getURIForPath("/foo").data()));

     // Page URL loaded in ephemeral web view is not in the database.
     g_assert_null(webkit_favicon_database_get_favicon_uri(ephemeralDatabase, kServer->getURIForPath("/bar").data()));
     ephemeralContext = nullptr;
 }

 void testFaviconDatabaseClear(FaviconDatabaseTest* test, gconstpointer)
 {
     test->open("testFaviconDatabaseClear");
     test->loadURI(kServer->getURIForPath("/foo").data());
     test->waitUntilLoadFinishedAndFaviconChanged();
     test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/foo").data());
     g_assert_nonnull(test->m_favicon);
     g_assert_nonnull(webkit_favicon_database_get_favicon_uri(test->m_database, kServer->getURIForPath("/foo").data()));

     webkit_favicon_database_clear(test->m_database);

     test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/foo").data());
     g_assert_null(test->m_favicon);
     g_assert_null(webkit_favicon_database_get_favicon_uri(test->m_database, kServer->getURIForPath("/foo").data()));
 }

 void beforeAll()
 {
     // Start a soup server for testing.
     kServer = new WebKitTestServer();
     kServer->run(serverCallback);

     FaviconDatabaseTest::add("WebKitFaviconDatabase", "initialization", testFaviconDatabaseInitialization);
     FaviconDatabaseTest::add("WebKitFaviconDatabase", "get-favicon", testFaviconDatabaseGetFavicon);
     FaviconDatabaseTest::add("WebKitFaviconDatabase", "ephemeral", testFaviconDatabaseEphemeral);
     FaviconDatabaseTest::add("WebKitFaviconDatabase", "clear", testFaviconDatabaseClear);
 }

 void afterAll()
 {
     delete kServer;
 }

 #endif
	/*
	* Copyright (C) 2012, 2017 Igalia S.L.
	*
	* This library is free software; you can redistribute it and/or
	* modify it under the terms of the GNU Lesser General Public
	* License as published by the Free Software Foundation; either
	* version 2,1 of the License, or (at your option) any later version.
	*
	* This library is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	* Library General Public License for more details.
	*
	* You should have received a copy of the GNU Library General Public License
	* along with this library; see the file COPYING.LIB. If not, write to
	* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
	* Boston, MA 02110-1301, USA.
	*/

	#include "config.h"

	#if PLATFORM(GTK)

	#include "WebKitTestServer.h"
	#include "WebViewTest.h"
	#include <glib/gstdio.h>
	#include <libsoup/soup.h>
	#include <wtf/glib/GUniquePtr.h>

	static WebKitTestServer* kServer;

	class FaviconDatabaseTest: public WebViewTest {
	public:
	MAKE_GLIB_TEST_FIXTURE(FaviconDatabaseTest);

	FaviconDatabaseTest()
	: m_database(webkit_web_context_get_favicon_database(m_webContext.get()))
	{
	g_assert_true(WEBKIT_IS_FAVICON_DATABASE(m_database));
	assertObjectIsDeletedWhenTestFinishes(G_OBJECT(m_database));
	g_signal_connect(m_database, "favicon-changed", G_CALLBACK(faviconChangedCallback), this);
	}

	~FaviconDatabaseTest()
	{
	if (m_favicon)
	cairo_surface_destroy(m_favicon);

	g_signal_handlers_disconnect_matched(m_database, G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, this);
	}

	void open(const char* directory)
	{
	GUniquePtr<char> databaseDirectory(g_build_filename(dataDirectory(), directory, nullptr));
	webkit_web_context_set_favicon_database_directory(m_webContext.get(), databaseDirectory.get());
	g_assert_cmpstr(databaseDirectory.get(), ==, webkit_web_context_get_favicon_database_directory(m_webContext.get()));
	}

	static void faviconChangedCallback(WebKitFaviconDatabase* database, const char* pageURI, const char* faviconURI, FaviconDatabaseTest* test)
	{
	if (!g_strcmp0(webkit_web_view_get_uri(test->m_webView), pageURI)) {
	test->m_faviconURI = faviconURI;
	if (test->m_waitingForFaviconURI)
	test->quitMainLoop();
	}
	}

	static void viewFaviconChangedCallback(WebKitWebView* webView, GParamSpec* pspec, FaviconDatabaseTest* test)
	{
	g_assert_true(test->m_webView == webView);
	test->m_faviconNotificationReceived = true;
	if (test->m_loadFinished)
	test->quitMainLoop();
	}

	static void viewLoadChangedCallback(WebKitWebView* webView, WebKitLoadEvent loadEvent, FaviconDatabaseTest* test)
	{
	g_assert_true(test->m_webView == webView);
	if (loadEvent != WEBKIT_LOAD_FINISHED)
	return;

	test->m_loadFinished = true;
	if (test->m_faviconNotificationReceived)
	test->quitMainLoop();
	}

	static void getFaviconCallback(GObject* sourceObject, GAsyncResult* result, void* data)
	{
	FaviconDatabaseTest* test = static_cast<FaviconDatabaseTest*>(data);
	test->m_favicon = webkit_favicon_database_get_favicon_finish(test->m_database, result, &test->m_error.outPtr());
	test->quitMainLoop();
	}

	void waitUntilFaviconChanged()
	{
	m_faviconNotificationReceived = false;
	unsigned long handlerID = g_signal_connect(m_webView, "notify::favicon", G_CALLBACK(viewFaviconChangedCallback), this);
	g_main_loop_run(m_mainLoop);
	g_signal_handler_disconnect(m_webView, handlerID);
	}

	void waitUntilLoadFinishedAndFaviconChanged()
	{
	m_faviconNotificationReceived = false;
	m_loadFinished = false;
	unsigned long faviconChangedID = g_signal_connect(m_webView, "notify::favicon", G_CALLBACK(viewFaviconChangedCallback), this);
	unsigned long loadChangedID = g_signal_connect(m_webView, "load-changed", G_CALLBACK(viewLoadChangedCallback), this);
	g_main_loop_run(m_mainLoop);
	g_signal_handler_disconnect(m_webView, faviconChangedID);
	g_signal_handler_disconnect(m_webView, loadChangedID);
	}

	void getFaviconForPageURIAndWaitUntilReady(const char* pageURI)
	{
	if (m_favicon) {
	cairo_surface_destroy(m_favicon);
	m_favicon = nullptr;
	}

	webkit_favicon_database_get_favicon(m_database, pageURI, 0, getFaviconCallback, this);
	g_main_loop_run(m_mainLoop);
	}

	void waitUntilFaviconURIChanged()
	{
	g_assert_false(m_waitingForFaviconURI);
	m_faviconURI = CString();
	m_waitingForFaviconURI = true;
	g_main_loop_run(m_mainLoop);
	m_waitingForFaviconURI = false;
	}

	WebKitFaviconDatabase* m_database { nullptr };
	cairo_surface_t* m_favicon { nullptr };
	CString m_faviconURI;
	GUniqueOutPtr<GError> m_error;
	bool m_faviconNotificationReceived { false };
	bool m_loadFinished { false };
	bool m_waitingForFaviconURI { false };
	};

	static void
	serverCallback(SoupServer* server, SoupMessage* message, const char* path, GHashTable* query, SoupClientContext* context, void* data)
	{
	if (message->method != SOUP_METHOD_GET) {
	soup_message_set_status(message, SOUP_STATUS_NOT_IMPLEMENTED);
	return;
	}

	if (g_str_equal(path, "/favicon.ico")) {
	soup_message_set_status(message, SOUP_STATUS_NOT_FOUND);
	soup_message_body_complete(message->response_body);
	return;
	}

	char* contents;
	gsize length;
	if (g_str_equal(path, "/icon/favicon.ico")) {
	GUniquePtr<char> pathToFavicon(g_build_filename(Test::getResourcesDir().data(), "blank.ico", nullptr));
	g_file_get_contents(pathToFavicon.get(), &contents, &length, 0);
	soup_message_body_append(message->response_body, SOUP_MEMORY_TAKE, contents, length);
	} else if (g_str_equal(path, "/nofavicon")) {
	static const char* noFaviconHTML = "<html><head><body>test</body></html>";
	soup_message_body_append(message->response_body, SOUP_MEMORY_STATIC, noFaviconHTML, strlen(noFaviconHTML));
	} else {
	static const char* contentsHTML = "<html><head><link rel='icon' href='/icon/favicon.ico' type='image/x-ico; charset=binary'></head><body>test</body></html>";
	soup_message_body_append(message->response_body, SOUP_MEMORY_STATIC, contentsHTML, strlen(contentsHTML));
	}

	soup_message_set_status(message, SOUP_STATUS_OK);
	soup_message_body_complete(message->response_body);
	}

	static void testFaviconDatabaseInitialization(FaviconDatabaseTest* test, gconstpointer)
	{
	test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/foo").data());
	g_assert_null(test->m_favicon);
	g_assert_error(test->m_error.get(), WEBKIT_FAVICON_DATABASE_ERROR, WEBKIT_FAVICON_DATABASE_ERROR_NOT_INITIALIZED);

	test->open("testFaviconDatabaseInitialization");
	GUniquePtr<char> databaseFile(g_build_filename(webkit_web_context_get_favicon_database_directory(test->m_webContext.get()), "WebpageIcons.db", nullptr));
	g_assert_true(g_file_test(databaseFile.get(), G_FILE_TEST_IS_REGULAR));
	}

	static void testFaviconDatabaseGetFavicon(FaviconDatabaseTest* test, gconstpointer)
	{
	test->open("testFaviconDatabaseGetFavicon");

	test->loadURI(kServer->getURIForPath("/foo").data());
	test->waitUntilLoadFinishedAndFaviconChanged();
	CString faviconURI = kServer->getURIForPath("/icon/favicon.ico");

	test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/foo").data());
	g_assert_nonnull(test->m_favicon);
	g_assert_cmpint(cairo_image_surface_get_width(test->m_favicon), ==, 16);
	g_assert_cmpint(cairo_image_surface_get_height(test->m_favicon), ==, 16);
	g_assert_cmpstr(test->m_faviconURI.data(), ==, faviconURI.data());
	g_assert_no_error(test->m_error.get());

	// Check that another page with the same favicon returns the same icon.
	cairo_surface_t* favicon = cairo_surface_reference(test->m_favicon);
	test->loadURI(kServer->getURIForPath("/bar").data());
	test->waitUntilLoadFinishedAndFaviconChanged();
	// favicon changes twice, first to reset it and then when the new icon is loaded.
	test->waitUntilFaviconChanged();
	test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/bar").data());
	g_assert_nonnull(test->m_favicon);
	g_assert_true(test->m_favicon == favicon);
	g_assert_cmpstr(test->m_faviconURI.data(), ==, faviconURI.data());
	g_assert_no_error(test->m_error.get());
	cairo_surface_destroy(favicon);

	faviconURI = kServer->getURIForPath("/favicon.ico");
	test->loadURI(kServer->getURIForPath("/nofavicon").data());
	test->waitUntilLoadFinishedAndFaviconChanged();
	test->waitUntilFaviconURIChanged();
	test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/nofavicon").data());
	g_assert_null(test->m_favicon);
	g_assert_cmpstr(test->m_faviconURI.data(), ==, faviconURI.data());
	g_assert_error(test->m_error.get(), WEBKIT_FAVICON_DATABASE_ERROR, WEBKIT_FAVICON_DATABASE_ERROR_FAVICON_UNKNOWN);

	// Loading an icon that is already in the database should emit
	// WebKitWebView::notify::favicon, but not WebKitFaviconDatabase::icon-changed.
	g_assert_null(webkit_web_view_get_favicon(test->m_webView));
	test->m_faviconURI = { };
	test->loadURI(kServer->getURIForPath("/foo").data());
	test->waitUntilFaviconChanged();
	g_assert_true(test->m_faviconURI.isNull());
	g_assert_nonnull(webkit_web_view_get_favicon(test->m_webView));
	}

	static void ephemeralViewFaviconChanged(WebKitWebView* webView, GParamSpec, WebViewTest test)
	{
	g_signal_handlers_disconnect_by_func(webView, reinterpret_cast<void*>(ephemeralViewFaviconChanged), test);
	test->quitMainLoop();
	}

	static void testFaviconDatabaseEphemeral(FaviconDatabaseTest* test, gconstpointer)
	{
	// If the context is ephemeral, the database is not created if it doesn't exist.
	GRefPtr<WebKitWebContext> ephemeralContext = adoptGRef(webkit_web_context_new_ephemeral());
	GUniquePtr<char> databaseDirectory(g_build_filename(Test::dataDirectory(), "testFaviconDatabaseEphemeral", nullptr));
	webkit_web_context_set_favicon_database_directory(ephemeralContext.get(), databaseDirectory.get());
	g_assert_cmpstr(databaseDirectory.get(), ==, webkit_web_context_get_favicon_database_directory(ephemeralContext.get()));
	GUniquePtr<char> databaseFile(g_build_filename(databaseDirectory.get(), "WebpageIcons.db", nullptr));
	g_assert_false(g_file_test(databaseFile.get(), G_FILE_TEST_EXISTS));
	ephemeralContext = nullptr;

	test->open("testFaviconDatabaseEphemeral");
	g_assert_true(g_file_test(databaseFile.get(), G_FILE_TEST_EXISTS));

	test->loadURI(kServer->getURIForPath("/foo").data());
	test->waitUntilLoadFinishedAndFaviconChanged();

	// An ephemeral web view doesn't write to the database.
	auto webView = Test::adoptView(g_object_new(WEBKIT_TYPE_WEB_VIEW,
	"web-context", test->m_webContext.get(), "is-ephemeral", TRUE, nullptr));
	g_signal_connect(webView.get(), "notify::favicon", G_CALLBACK(ephemeralViewFaviconChanged), test);
	webkit_web_view_load_uri(webView.get(), kServer->getURIForPath("/bar").data());
	g_main_loop_run(test->m_mainLoop);

	// We get a favicon, but it's only in database memory cache.
	g_assert_nonnull(webkit_favicon_database_get_favicon_uri(test->m_database, kServer->getURIForPath("/bar").data()));

	// If the database exists, it's used in read only mode for epeheral contexts.
	ephemeralContext = adoptGRef(webkit_web_context_new_ephemeral());
	webkit_web_context_set_favicon_database_directory(ephemeralContext.get(), databaseDirectory.get());
	auto* ephemeralDatabase = webkit_web_context_get_favicon_database(ephemeralContext.get());
	g_assert_nonnull(webkit_favicon_database_get_favicon_uri(ephemeralDatabase, kServer->getURIForPath("/foo").data()));

	// Page URL loaded in ephemeral web view is not in the database.
	g_assert_null(webkit_favicon_database_get_favicon_uri(ephemeralDatabase, kServer->getURIForPath("/bar").data()));
	ephemeralContext = nullptr;
	}

	void testFaviconDatabaseClear(FaviconDatabaseTest* test, gconstpointer)
	{
	test->open("testFaviconDatabaseClear");
	test->loadURI(kServer->getURIForPath("/foo").data());
	test->waitUntilLoadFinishedAndFaviconChanged();
	test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/foo").data());
	g_assert_nonnull(test->m_favicon);
	g_assert_nonnull(webkit_favicon_database_get_favicon_uri(test->m_database, kServer->getURIForPath("/foo").data()));

	webkit_favicon_database_clear(test->m_database);

	test->getFaviconForPageURIAndWaitUntilReady(kServer->getURIForPath("/foo").data());
	g_assert_null(test->m_favicon);
	g_assert_null(webkit_favicon_database_get_favicon_uri(test->m_database, kServer->getURIForPath("/foo").data()));
	}

	void beforeAll()
	{
	// Start a soup server for testing.
	kServer = new WebKitTestServer();
	kServer->run(serverCallback);

	FaviconDatabaseTest::add("WebKitFaviconDatabase", "initialization", testFaviconDatabaseInitialization);
	FaviconDatabaseTest::add("WebKitFaviconDatabase", "get-favicon", testFaviconDatabaseGetFavicon);
	FaviconDatabaseTest::add("WebKitFaviconDatabase", "ephemeral", testFaviconDatabaseEphemeral);
	FaviconDatabaseTest::add("WebKitFaviconDatabase", "clear", testFaviconDatabaseClear);
	}

	void afterAll()
	{
	delete kServer;
	}

	#endif