/****************************************************************************

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the test suite of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** 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, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

****************************************************************************/

#include <QtTest/QtTest>

#include <QtScript/qscriptcontextinfo.h>

#include <QtScript/qscriptcontext.h>

#include <QtScript/qscriptengine.h>

#include <QtScript/qscriptable.h>

#include <QtScript/qscriptengineagent.h>

Q_DECLARE_METATYPE(QScriptValue)

Q_DECLARE_METATYPE(QScriptContextInfo)

Q_DECLARE_METATYPE(QList<QScriptContextInfo>)

//TESTED_CLASS=

//TESTED_FILES=

class tst_QScriptContextInfo : public QObject, public QScriptable

{

    Q_OBJECT

    Q_PROPERTY(QScriptValue testProperty READ testProperty WRITE setTestProperty)

public:

    tst_QScriptContextInfo();

    virtual ~tst_QScriptContextInfo();

    QScriptValue testProperty() const

    {

        return engine()->globalObject().property("getContextInfoList").call();

    }

    QScriptValue setTestProperty(const QScriptValue &) const

    {

        return engine()->globalObject().property("getContextInfoList").call();

    }

public slots:

    QScriptValue testSlot(double a, double b)

    {

        Q_UNUSED(a); Q_UNUSED(b);

        return engine()->globalObject().property("getContextInfoList").call();

    }

    QScriptValue testSlot(const QString &s)

    {

        Q_UNUSED(s);

        return engine()->globalObject().property("getContextInfoList").call();

    }

private slots:

    void nativeFunction();

    void scriptFunction();

    void qtFunction();

    void qtPropertyFunction();

    void nullContext();

    void streaming();

    void assignmentAndComparison();

};

tst_QScriptContextInfo::tst_QScriptContextInfo()

{

}

tst_QScriptContextInfo::~tst_QScriptContextInfo()

{

}

static QScriptValue getContextInfoList(QScriptContext *ctx, QScriptEngine *eng)

{

    QList<QScriptContextInfo> lst;

    while (ctx) {

        QScriptContextInfo info(ctx);

        lst.append(info);

        ctx = ctx->parentContext();

    }

    return qScriptValueFromValue(eng, lst);

}

void tst_QScriptContextInfo::nativeFunction()

{

    QScriptEngine eng;

    eng.globalObject().setProperty("getContextInfoList", eng.newFunction(getContextInfoList));

    QString fileName = "foo.qs";

    int lineNumber = 123;

    QScriptValue ret = eng.evaluate("getContextInfoList()", fileName, lineNumber);

    QList<QScriptContextInfo> lst = qscriptvalue_cast<QList<QScriptContextInfo> >(ret);

    QCOMPARE(lst.size(), 2);

    {

        // getContextInfoList()

        QScriptContextInfo info = lst.at(0);

        QVERIFY(!info.isNull());

        QCOMPARE(info.functionType(), QScriptContextInfo::NativeFunction);

        QCOMPARE(info.scriptId(), (qint64)-1);

        QCOMPARE(info.fileName(), QString());

        QCOMPARE(info.lineNumber(), -1);

        QCOMPARE(info.columnNumber(), -1);

        QCOMPARE(info.functionName(), QString());

        QCOMPARE(info.functionEndLineNumber(), -1);

        QCOMPARE(info.functionStartLineNumber(), -1);

        QCOMPARE(info.functionParameterNames().size(), 0);

        QCOMPARE(info.functionMetaIndex(), -1);

    }

    {

        // evaluate()

        QScriptContextInfo info = lst.at(1);

        QVERIFY(!info.isNull());

        QCOMPARE(info.functionType(), QScriptContextInfo::NativeFunction);

        QVERIFY(info.scriptId() != -1);

        QCOMPARE(info.fileName(), fileName);

        QCOMPARE(info.lineNumber(), lineNumber);

        QEXPECT_FAIL("", "columnNumber doesn't work", Continue);

        QCOMPARE(info.columnNumber(), 1);

        QCOMPARE(info.functionName(), QString());

        QCOMPARE(info.functionEndLineNumber(), -1);

        QCOMPARE(info.functionStartLineNumber(), -1);

        QCOMPARE(info.functionParameterNames().size(), 0);

        QCOMPARE(info.functionMetaIndex(), -1);

    }

}

void tst_QScriptContextInfo::scriptFunction()

{

    QScriptEngine eng;

    eng.globalObject().setProperty("getContextInfoList", eng.newFunction(getContextInfoList));

    QString fileName = "ciao.qs";

    int lineNumber = 456;

    QScriptValue ret = eng.evaluate("function bar(a, b, c) {\n return getContextInfoList();\n}\nbar()",

                                    fileName, lineNumber);

    QList<QScriptContextInfo> lst = qscriptvalue_cast<QList<QScriptContextInfo> >(ret);

    QCOMPARE(lst.size(), 3);

    // getContextInfoList()

    QCOMPARE(lst.at(0).functionType(), QScriptContextInfo::NativeFunction);

    {

        // bar()

        QScriptContextInfo info = lst.at(1);

        QCOMPARE(info.functionType(), QScriptContextInfo::ScriptFunction);

        QVERIFY(info.scriptId() != -1);

        QCOMPARE(info.fileName(), fileName);

        QCOMPARE(info.lineNumber(), lineNumber + 1);

        QEXPECT_FAIL("", "columnNumber doesn't work", Continue);

        QCOMPARE(info.columnNumber(), 2);

        QCOMPARE(info.functionName(), QString::fromLatin1("bar"));

        QCOMPARE(info.functionStartLineNumber(), lineNumber);

        QCOMPARE(info.functionEndLineNumber(), lineNumber + 2);

        QCOMPARE(info.functionParameterNames().size(), 3);

        QCOMPARE(info.functionParameterNames().at(0), QString::fromLatin1("a"));

        QCOMPARE(info.functionParameterNames().at(1), QString::fromLatin1("b"));

        QCOMPARE(info.functionParameterNames().at(2), QString::fromLatin1("c"));

        QCOMPARE(info.functionMetaIndex(), -1);

    }

    {

        // evaluate()

        QScriptContextInfo info = lst.at(2);

        QCOMPARE(info.functionType(), QScriptContextInfo::NativeFunction);

        QVERIFY(info.scriptId() != -1);

        QCOMPARE(info.fileName(), fileName);

        QCOMPARE(info.lineNumber(), lineNumber + 3);

        QEXPECT_FAIL("", "columnNumber doesn't work", Continue);

        QCOMPARE(info.columnNumber(), 1);

        QCOMPARE(info.functionName(), QString());

        QCOMPARE(info.functionEndLineNumber(), -1);

        QCOMPARE(info.functionStartLineNumber(), -1);

        QCOMPARE(info.functionParameterNames().size(), 0);

        QCOMPARE(info.functionMetaIndex(), -1);

    }

}

void tst_QScriptContextInfo::qtFunction()

{

    QScriptEngine eng;

    eng.globalObject().setProperty("getContextInfoList", eng.newFunction(getContextInfoList));

    eng.globalObject().setProperty("qobj", eng.newQObject(this));

    for (int x = 0; x < 2; ++x) { // twice to test overloaded slot as well

        QString code;

        const char *sig;

        QStringList pnames;

        if (x == 0) {

            code = "qobj.testSlot(1, 2)";

            sig = "testSlot(double,double)";

            pnames << "a" << "b";

        } else {

            code = "qobj.testSlot('ciao')";

            sig = "testSlot(QString)";

            pnames << "s";

        }

        QScriptValue ret = eng.evaluate(code);

        QList<QScriptContextInfo> lst = qscriptvalue_cast<QList<QScriptContextInfo> >(ret);

        QCOMPARE(lst.size(), 3);

        // getContextInfoList()

        QCOMPARE(lst.at(0).functionType(), QScriptContextInfo::NativeFunction);

        {

            // testSlot(double a, double b)

            QScriptContextInfo info = lst.at(1);

            QCOMPARE(info.functionType(), QScriptContextInfo::QtFunction);

            QCOMPARE(info.scriptId(), (qint64)-1);

            QCOMPARE(info.fileName(), QString());

            QCOMPARE(info.lineNumber(), -1);

            QCOMPARE(info.columnNumber(), -1);

            QCOMPARE(info.functionName(), QString::fromLatin1("testSlot"));

            QCOMPARE(info.functionEndLineNumber(), -1);

            QCOMPARE(info.functionStartLineNumber(), -1);

            if (x == 0)

                QEXPECT_FAIL("", "QScriptContextInfo doesn't pick the correct meta-index for overloaded slots", Continue);

            QCOMPARE(info.functionParameterNames().size(), pnames.size());

            if (x == 0)

                QEXPECT_FAIL("", "QScriptContextInfo doesn't pick the correct meta-index for overloaded slots", Continue);

            QCOMPARE(info.functionParameterNames(), pnames);

            if (x == 0)

                QEXPECT_FAIL("", "QScriptContextInfo doesn't pick the correct meta-index for overloaded slots", Continue);

            QCOMPARE(info.functionMetaIndex(), metaObject()->indexOfMethod(sig));

        }

        // evaluate()

        QCOMPARE(lst.at(0).functionType(), QScriptContextInfo::NativeFunction);

    }

}

void tst_QScriptContextInfo::qtPropertyFunction()

{

    QScriptEngine eng;

    eng.globalObject().setProperty("getContextInfoList", eng.newFunction(getContextInfoList));

    eng.globalObject().setProperty("qobj", eng.newQObject(this));

    QScriptValue ret = eng.evaluate("qobj.testProperty");

    QList<QScriptContextInfo> lst = qscriptvalue_cast<QList<QScriptContextInfo> >(ret);

    QCOMPARE(lst.size(), 3);

    // getContextInfoList()

    QCOMPARE(lst.at(0).functionType(), QScriptContextInfo::NativeFunction);

    {

        // testProperty()

        QScriptContextInfo info = lst.at(1);

        QCOMPARE(info.functionType(), QScriptContextInfo::QtPropertyFunction);

        QCOMPARE(info.scriptId(), (qint64)-1);

        QCOMPARE(info.fileName(), QString());

        QCOMPARE(info.lineNumber(), -1);

        QCOMPARE(info.columnNumber(), -1);

        QCOMPARE(info.functionName(), QString::fromLatin1("testProperty"));

        QCOMPARE(info.functionEndLineNumber(), -1);

        QCOMPARE(info.functionStartLineNumber(), -1);

        QCOMPARE(info.functionParameterNames().size(), 0);

        QCOMPARE(info.functionMetaIndex(), metaObject()->indexOfProperty("testProperty"));

    }

    // evaluate()

    QCOMPARE(lst.at(0).functionType(), QScriptContextInfo::NativeFunction);

}

void tst_QScriptContextInfo::nullContext()

{

    QScriptContextInfo info((QScriptContext*)0);

    QVERIFY(info.isNull());

    QCOMPARE(info.columnNumber(), -1);

    QCOMPARE(info.scriptId(), (qint64)-1);

    QCOMPARE(info.fileName(), QString());

    QCOMPARE(info.functionEndLineNumber(), -1);

    QCOMPARE(info.functionMetaIndex(), -1);

    QCOMPARE(info.functionName(), QString());

    QCOMPARE(info.functionParameterNames().size(), 0);

    QCOMPARE(info.functionStartLineNumber(), -1);

    QCOMPARE(info.functionType(), QScriptContextInfo::NativeFunction);

}

void tst_QScriptContextInfo::streaming()

{

    {

        QScriptContextInfo info((QScriptContext*)0);

        QByteArray ba;

        QDataStream stream(&ba, QIODevice::ReadWrite);

        stream << info;

        stream.device()->seek(0);

        QScriptContextInfo info2;

        stream >> info2;

        QVERIFY(stream.device()->atEnd());

        QCOMPARE(info.functionType(), info2.functionType());

        QCOMPARE(info.scriptId(), info2.scriptId());

        QCOMPARE(info.fileName(), info2.fileName());

        QCOMPARE(info.lineNumber(), info2.lineNumber());

        QCOMPARE(info.columnNumber(), info2.columnNumber());

        QCOMPARE(info.functionName(), info2.functionName());

        QCOMPARE(info.functionEndLineNumber(), info2.functionEndLineNumber());

        QCOMPARE(info.functionStartLineNumber(), info2.functionStartLineNumber());

        QCOMPARE(info.functionParameterNames(), info2.functionParameterNames());

        QCOMPARE(info.functionMetaIndex(), info2.functionMetaIndex());

    }

    {

        QScriptEngine eng;

        eng.globalObject().setProperty("getContextInfoList", eng.newFunction(getContextInfoList));

        QString fileName = "ciao.qs";

        int lineNumber = 456;

        QScriptValue ret = eng.evaluate("function bar(a, b, c) {\n return getContextInfoList();\n}\nbar()",

                                        fileName, lineNumber);

        QList<QScriptContextInfo> lst = qscriptvalue_cast<QList<QScriptContextInfo> >(ret);

        QCOMPARE(lst.size(), 3);

        for (int i = 0; i < lst.size(); ++i) {

            const QScriptContextInfo &info = lst.at(i);

            QByteArray ba;

            QDataStream stream(&ba, QIODevice::ReadWrite);

            stream << info;

            stream.device()->seek(0);

            QScriptContextInfo info2;

            stream >> info2;

            QVERIFY(stream.device()->atEnd());

            QCOMPARE(info.functionType(), info2.functionType());

            QCOMPARE(info.scriptId(), info2.scriptId());

            QCOMPARE(info.fileName(), info2.fileName());

            QCOMPARE(info.lineNumber(), info2.lineNumber());

            QCOMPARE(info.columnNumber(), info2.columnNumber());

            QCOMPARE(info.functionName(), info2.functionName());

            QCOMPARE(info.functionEndLineNumber(), info2.functionEndLineNumber());

            QCOMPARE(info.functionStartLineNumber(), info2.functionStartLineNumber());

            QCOMPARE(info.functionParameterNames(), info2.functionParameterNames());

            QCOMPARE(info.functionMetaIndex(), info2.functionMetaIndex());

        }

    }

}

void tst_QScriptContextInfo::assignmentAndComparison()

{

    QScriptEngine eng;

    eng.globalObject().setProperty("getContextInfoList", eng.newFunction(getContextInfoList));

    QString fileName = "ciao.qs";

    int lineNumber = 456;

    QScriptValue ret = eng.evaluate("function bar(a, b, c) {\n return getContextInfoList();\n}\nbar()",

                                    fileName, lineNumber);

    QList<QScriptContextInfo> lst = qscriptvalue_cast<QList<QScriptContextInfo> >(ret);

    QCOMPARE(lst.size(), 3);

    QScriptContextInfo ci = lst.at(0);

    QScriptContextInfo same = ci;

    QVERIFY(ci == same);

    QVERIFY(!(ci != same));

    QScriptContextInfo other = lst.at(1);

    QVERIFY(!(ci == other));

    QVERIFY(ci != other);

}

QTEST_MAIN(tst_QScriptContextInfo)

#include "tst_qscriptcontextinfo.moc"