diff options
Diffstat (limited to 'tests/auto/qml/qv4assembler/tst_qv4assembler.cpp')
-rw-r--r-- | tests/auto/qml/qv4assembler/tst_qv4assembler.cpp | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/tests/auto/qml/qv4assembler/tst_qv4assembler.cpp b/tests/auto/qml/qv4assembler/tst_qv4assembler.cpp new file mode 100644 index 0000000000..9bd1afa256 --- /dev/null +++ b/tests/auto/qml/qv4assembler/tst_qv4assembler.cpp @@ -0,0 +1,91 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** 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 The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtTest/QtTest> +#include <QtCore/qprocess.h> +#include <QtCore/qtemporaryfile.h> + +class tst_QV4Assembler : public QObject +{ + Q_OBJECT + +private slots: + void perfMapFile(); +}; + +void tst_QV4Assembler::perfMapFile() +{ +#if !defined(Q_OS_LINUX) + QSKIP("perf map files are only generated on linux"); +#else + const QString qmljs = QLibraryInfo::location(QLibraryInfo::BinariesPath) + "/qmljs"; + QProcess process; + + QTemporaryFile infile; + QVERIFY(infile.open()); + infile.write("'use strict'; function foo() { return 42 }; foo();"); + infile.close(); + + QProcessEnvironment environment = QProcessEnvironment::systemEnvironment(); + environment.insert("QV4_PROFILE_WRITE_PERF_MAP", "1"); + environment.insert("QV4_JIT_CALL_THRESHOLD", "0"); + + process.setProcessEnvironment(environment); + process.start(qmljs, QStringList({infile.fileName()})); + QVERIFY(process.waitForStarted()); + const qint64 pid = process.processId(); + QVERIFY(pid != 0); + QVERIFY(process.waitForFinished()); + QCOMPARE(process.exitCode(), 0); + + QFile file(QString::fromLatin1("/tmp/perf-%1.map").arg(pid)); + QVERIFY(file.exists()); + QVERIFY(file.open(QIODevice::ReadOnly)); + QList<QByteArray> functions; + while (!file.atEnd()) { + const QByteArray contents = file.readLine(); + QVERIFY(contents.endsWith('\n')); + QList<QByteArray> fields = contents.split(' '); + QCOMPARE(fields.length(), 3); + bool ok = false; + const qulonglong address = fields[0].toULongLong(&ok, 16); + QVERIFY(ok); + QVERIFY(address > 0); + const ulong size = fields[1].toULong(&ok, 16); + QVERIFY(ok); + QVERIFY(size > 0); + functions.append(fields[2]); + } + QVERIFY(functions.contains("foo\n")); +#endif +} + +QTEST_MAIN(tst_QV4Assembler) + +#include "tst_qv4assembler.moc" + |