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tst_qwebenginescript.cpp 7.19 KiB
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/*
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    Copyright (C) 2015 The Qt Company Ltd.
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Library General Public
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    License as published by the Free Software Foundation; either
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    version 2 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Library General Public License for more details.
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    You should have received a copy of the GNU Library General Public License
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    along with this library; see the file COPYING.LIB.  If not, write to
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    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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    Boston, MA 02110-1301, USA.
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*/
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#include <QtTest/QtTest>
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#include <qwebenginepage.h>
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#include <qwebenginescript.h>
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#include <qwebenginescriptcollection.h>
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#include <qwebengineview.h>
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#include "../util.h"
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//#define DEBUG_SCRIPT_MESSAGES
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#ifdef DEBUG_SCRIPT_MESSAGES
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class WebEnginePage : public QWebEnginePage {
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    void javaScriptConsoleMessage(JavaScriptConsoleMessageLevel level, const QString &message, int lineNumber, const QString &sourceID) {
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        qDebug() << level << message << lineNumber << sourceID;
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    }
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};
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#else
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typedef QWebEnginePage WebEnginePage;
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#endif
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class tst_QWebEngineScript: public QObject {
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    Q_OBJECT
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private Q_SLOTS:
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    void domEditing();
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    void injectionPoint();
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    void injectionPoint_data();
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    void scriptWorld();
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    void scriptModifications();
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};
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void tst_QWebEngineScript::domEditing()
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{
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    WebEnginePage page;
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    QWebEngineView view;
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    view.setPage(&page);
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    QWebEngineScript s;
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    s.setInjectionPoint(QWebEngineScript::DocumentReady);
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    s.setWorldId(QWebEngineScript::ApplicationWorld + 1);
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    s.setSourceCode("el = document.createElement(\"div\");\
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                el.id = \"banner\";\
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                el.style.position = \"absolute\";\
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                el.style.width = \"100%\";\
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                el.style.padding = \"1em\";\
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                el.style.textAlign = \"center\";\
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                el.style.top = \"0\";\
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                el.style.left = \"0\";\
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                el.style.backgroundColor = \"#80C342\";\
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                el.innerText = \"Injected banner\";\
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document.body.appendChild(el);"); page.scripts().insert(s); page.load(QUrl("about:blank")); view.show(); waitForSignal(&page, SIGNAL(loadFinished(bool))); QCOMPARE(evaluateJavaScriptSync(&page, "document.getElementById(\"banner\").innerText"), QVariant(QStringLiteral("Injected banner"))); // elementFromPoint only works for exposed elements QTest::qWaitForWindowExposed(&view); QCOMPARE(evaluateJavaScriptSync(&page, "document.elementFromPoint(2, 2).id"), QVariant::fromValue(QStringLiteral("banner"))); } void tst_QWebEngineScript::injectionPoint() { QFETCH(int, injectionPoint); QFETCH(QString, testScript); QWebEngineScript s; s.setSourceCode("var foo = \"foobar\";"); s.setInjectionPoint(static_cast<QWebEngineScript::InjectionPoint>(injectionPoint)); s.setWorldId(QWebEngineScript::MainWorld); WebEnginePage page; page.scripts().insert(s); page.setHtml(QStringLiteral("<html><head><script> var contents;") + testScript + QStringLiteral("document.addEventListener(\"load\", setTimeout(function(event) {\ document.body.innerText = contents;\ }, 550));\ </script></head><body></body></html>")); waitForSignal(&page, SIGNAL(loadFinished(bool))); QTest::qWait(550); QCOMPARE(evaluateJavaScriptSync(&page, "document.body.innerText"), QVariant::fromValue(QStringLiteral("SUCCESS"))); } void tst_QWebEngineScript::injectionPoint_data() { QTest::addColumn<int>("injectionPoint"); QTest::addColumn<QString>("testScript"); QTest::newRow("DocumentCreation") << static_cast<int>(QWebEngineScript::DocumentCreation) << QStringLiteral("var contents = (typeof(foo) == \"undefined\")? \"FAILURE\" : \"SUCCESS\";"); QTest::newRow("DocumentReady") << static_cast<int>(QWebEngineScript::DocumentReady) // use a zero timeout to make sure the user script got a chance to run as the order is undefined. << QStringLiteral("document.addEventListener(\"DOMContentLoaded\", setTimeout(function(event) {\ contents = (typeof(foo) == \"undefined\")? \"FAILURE\" : \"SUCCESS\";\ }, 0));"); QTest::newRow("Deferred") << static_cast<int>(QWebEngineScript::Deferred) << QStringLiteral("document.addEventListener(\"load\", setTimeout(function(event) {\ contents = (typeof(foo) == \"undefined\")? \"FAILURE\" : \"SUCCESS\";\ }, 500));"); } void tst_QWebEngineScript::scriptWorld() { WebEnginePage page; QWebEngineScript script; script.setInjectionPoint(QWebEngineScript::DocumentCreation); script.setWorldId(QWebEngineScript::MainWorld); script.setSourceCode(QStringLiteral("var userScriptTest = 1;")); page.scripts().insert(script); page.load(QUrl("about:blank")); waitForSignal(&page, SIGNAL(loadFinished(bool))); QCOMPARE(evaluateJavaScriptSync(&page, "typeof(userScriptTest) != \"undefined\" && userScriptTest == 1;"), QVariant::fromValue(true)); script.setWorldId(QWebEngineScript::ApplicationWorld); page.scripts().clear(); page.scripts().insert(script); page.load(QUrl("about:blank")); waitForSignal(&page, SIGNAL(loadFinished(bool))); QCOMPARE(evaluateJavaScriptSync(&page, "typeof(userScriptTest) == \"undefined\""), QVariant::fromValue(true)); } void tst_QWebEngineScript::scriptModifications() {
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WebEnginePage page; QWebEngineScript script; script.setName(QStringLiteral("String1")); script.setInjectionPoint(QWebEngineScript::DocumentCreation); script.setWorldId(QWebEngineScript::MainWorld); script.setSourceCode("var foo = \"SUCCESS\";"); page.scripts().insert(script); page.setHtml(QStringLiteral("<html><head><script>document.addEventListener(\"DOMContentLoaded\", function() {\ document.body.innerText = foo;});\ </script></head><body></body></html>")); QVERIFY(page.scripts().count() == 1); waitForSignal(&page, SIGNAL(loadFinished(bool))); QCOMPARE(evaluateJavaScriptSync(&page, "document.body.innerText"), QVariant::fromValue(QStringLiteral("SUCCESS"))); script.setSourceCode("var foo = \"FAILURE\""); page.triggerAction(QWebEnginePage::ReloadAndBypassCache); waitForSignal(&page, SIGNAL(loadFinished(bool))); QCOMPARE(evaluateJavaScriptSync(&page, "document.body.innerText"), QVariant::fromValue(QStringLiteral("SUCCESS"))); QVERIFY(page.scripts().count() == 1); QWebEngineScript s = page.scripts().findScript(QStringLiteral("String1")); QVERIFY(page.scripts().remove(s)); QVERIFY(page.scripts().count() == 0); } QTEST_MAIN(tst_QWebEngineScript) #include "tst_qwebenginescript.moc"