Import the inspectorserver auto test from qtwebkit

The command interface is still similar to the remote inspector in
WebKit2, the JSON page list information is slightly different.

Change-Id: I85e6bd665efe9ba487622ec0f5c2e66669526888
Reviewed-by: Andras Becsi <andras.becsi@theqtcompany.com>

3 files changed, 191 insertions, 0 deletions

diff --git a/tests/auto/quick/inspectorserver/inspectorserver.pro b/tests/auto/quick/inspectorserver/inspectorserver.pro
new file mode 100644
index 000000000..1a2c2f053
--- /dev/null
+++ b/tests/auto/quick/inspectorserver/inspectorserver.pro
@@ -0,0 +1,4 @@
+include(../tests.pri)
+QT += webengine
+QT_PRIVATE += webengine-private
+DEFINES += IMPORT_DIR=\"\\\"$${ROOT_BUILD_DIR}$${QMAKE_DIR_SEP}imports\\\"\"
diff --git a/tests/auto/quick/inspectorserver/tst_inspectorserver.cpp b/tests/auto/quick/inspectorserver/tst_inspectorserver.cpp
new file mode 100644
index 000000000..827f1a3c5
--- /dev/null
+++ b/tests/auto/quick/inspectorserver/tst_inspectorserver.cpp
@@ -0,0 +1,186 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Quick Controls module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QNetworkAccessManager>
+#include <QNetworkReply>
+#include <QNetworkRequest>
+#include <QScopedPointer>
+#include <QtQml/QQmlEngine>
+#include <QtTest/QtTest>
+#include <private/qquickwebengineview_p.h>
+
+#define INSPECTOR_SERVER_PORT "23654"
+static const QUrl s_inspectorServerHttpBaseUrl("http://localhost:" INSPECTOR_SERVER_PORT);
+
+class tst_InspectorServer : public QObject {
+    Q_OBJECT
+public:
+    tst_InspectorServer();
+
+private Q_SLOTS:
+    void init();
+    void cleanup();
+
+    void testPageList();
+    void testRemoteDebuggingMessage();
+    void openRemoteDebuggingSession();
+private:
+    void prepareWebViewComponent();
+    inline QQuickWebEngineView* newWebView();
+    inline QQuickWebEngineView* webView() const;
+    QJsonArray fetchPageList() const;
+    QScopedPointer<QQuickWebEngineView> m_webView;
+    QScopedPointer<QQmlComponent> m_component;
+};
+
+tst_InspectorServer::tst_InspectorServer()
+{
+    qputenv("QTWEBENGINE_REMOTE_DEBUGGING", INSPECTOR_SERVER_PORT);
+    QtWebEngine::initialize();
+    prepareWebViewComponent();
+}
+
+void tst_InspectorServer::prepareWebViewComponent()
+{
+    static QQmlEngine* engine = new QQmlEngine(this);
+    engine->addImportPath(QString::fromUtf8(IMPORT_DIR));
+
+    m_component.reset(new QQmlComponent(engine, this));
+
+    m_component->setData(QByteArrayLiteral("import QtQuick 2.0\n"
+                                           "import QtWebEngine 1.0\n"
+                                           "WebEngineView { }")
+                        , QUrl());
+}
+
+QQuickWebEngineView* tst_InspectorServer::newWebView()
+{
+    QObject* viewInstance = m_component->create();
+
+    return qobject_cast<QQuickWebEngineView*>(viewInstance);
+}
+
+void tst_InspectorServer::init()
+{
+    m_webView.reset(newWebView());
+}
+
+void tst_InspectorServer::cleanup()
+{
+    m_webView.reset();
+}
+
+inline QQuickWebEngineView* tst_InspectorServer::webView() const
+{
+    return m_webView.data();
+}
+
+QJsonArray tst_InspectorServer::fetchPageList() const
+{
+    QNetworkAccessManager qnam;
+    QScopedPointer<QNetworkReply> reply(qnam.get(QNetworkRequest(s_inspectorServerHttpBaseUrl.resolved(QUrl("json/list")))));
+    QSignalSpy(reply.data(), SIGNAL(finished())).wait();
+    return QJsonDocument::fromJson(reply->readAll()).array();
+}
+
+void tst_InspectorServer::testPageList()
+{
+    const QUrl testPageUrl = QUrl::fromLocalFile(QLatin1String(TESTS_SOURCE_DIR "/html/basic_page.html"));
+    QSignalSpy loadSpy(webView(), SIGNAL(loadingChanged(QQuickWebEngineLoadRequest*)));
+    webView()->setUrl(testPageUrl);
+    QTRY_VERIFY(loadSpy.size() && !webView()->isLoading());
+
+    // Our page has developerExtrasEnabled and should be the only one in the list.
+    QJsonArray pageList = fetchPageList();
+    QCOMPARE(pageList.size(), 1);
+    QCOMPARE(testPageUrl.toString(), pageList.at(0).toObject().value("url").toString());
+}
+
+void tst_InspectorServer::testRemoteDebuggingMessage()
+{
+    QJsonArray pageList = fetchPageList();
+    QCOMPARE(pageList.size(), 1);
+    QVERIFY(pageList.at(0).toObject().contains("webSocketDebuggerUrl"));
+
+    // Test sending a raw remote debugging message through our web socket server.
+    // For this specific message see: http://code.google.com/chrome/devtools/docs/protocol/tot/runtime.html#command-evaluate
+    QLatin1String jsExpression("2 + 2");
+    QLatin1String jsExpressionResult("4");
+    QScopedPointer<QQuickWebEngineView> webSocketQueryWebView(newWebView());
+    webSocketQueryWebView->loadHtml(QString(
+        "<script type=\"text/javascript\">\n"
+        "var socket = new WebSocket('%1');\n"
+        "socket.onmessage = function(message) {\n"
+            "var response = JSON.parse(message.data);\n"
+            "if (response.id === 1)\n"
+                "document.title = response.result.result.value;\n"
+        "}\n"
+        "socket.onopen = function() {\n"
+            "socket.send('{\"id\": 1, \"method\": \"Runtime.evaluate\", \"params\": {\"expression\": \"%2\" } }');\n"
+        "}\n"
+        "</script>")
+        .arg(pageList.at(0).toObject().value("webSocketDebuggerUrl").toString())
+        .arg(jsExpression));
+
+    QTRY_COMPARE(webSocketQueryWebView->title(), jsExpressionResult);
+}
+
+void tst_InspectorServer::openRemoteDebuggingSession()
+{
+    QJsonArray pageList = fetchPageList();
+    QCOMPARE(pageList.size(), 1);
+    QVERIFY(pageList.at(0).toObject().contains("devtoolsFrontendUrl"));
+
+    QScopedPointer<QQuickWebEngineView> inspectorWebView(newWebView());
+    inspectorWebView->setUrl(s_inspectorServerHttpBaseUrl.resolved(QUrl(pageList.at(0).toObject().value("devtoolsFrontendUrl").toString())));
+
+    // To test the whole pipeline this exploits a behavior of the inspector front-end which won't provide any title unless the
+    // debugging session was established correctly through web socket.
+    // So this test case will fail if:
+    // - The page list didn't return a valid inspector URL
+    // - Or the front-end couldn't be loaded through the inspector HTTP server
+    // - Or the web socket connection couldn't be established between the front-end and the page through the inspector server
+    QTRY_VERIFY(inspectorWebView->title().startsWith("Developer Tools -"));
+}
+
+QTEST_MAIN(tst_InspectorServer)
+
+#include "tst_inspectorserver.moc"
diff --git a/tests/auto/quick/quick.pro b/tests/auto/quick/quick.pro
index 5c9bb72b5..71bc61b9e 100644
--- a/tests/auto/quick/quick.pro
+++ b/tests/auto/quick/quick.pro
@@ -1,6 +1,7 @@
 TEMPLATE = subdirs
 
 SUBDIRS += \
+    inspectorserver \
     publicapi \
     qmltests \
     qquickwebengineview \