aboutsummaryrefslogtreecommitdiffstats
path: root/tests/auto/snippets/tst_snippets.cpp
blob: 1185bde9bc320ac9e55fdaf2c642230d6afa6bb6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later 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 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QtTest>
#include <QtQuick>
#include <QtQuickControls2>

typedef QPair<QString, QString> QStringPair;

class tst_Snippets : public QObject
{
    Q_OBJECT

private slots:
    void initTestCase();

    void verify();
    void verify_data();

private:
    void loadSnippet(const QString &source);

    bool takeScreenshots;
    QMap<QString, QStringPair> snippetPaths;
};

static QMap<QString, QStringPair> findSnippets(const QDir &inputDir, const QDir &outputDir = QDir())
{
    QMap<QString, QStringPair> snippetPaths;
    QDirIterator it(inputDir.path(), QStringList() << "qtquick*.qml" << "qtlabs*.qml", QDir::Files | QDir::Readable);
    while (it.hasNext()) {
        QFileInfo fi(it.next());
        const QString outDirPath = !outputDir.path().isEmpty() ? outputDir.filePath(fi.baseName() + ".png") : QString();
        snippetPaths.insert(fi.baseName(), qMakePair(fi.filePath(), outDirPath));
    }
    return snippetPaths;
}

void tst_Snippets::initTestCase()
{
    qInfo() << "Snippets are taken from" << QQC2_SNIPPETS_PATH;

    QDir snippetsDir(QQC2_SNIPPETS_PATH);
    QVERIFY(!snippetsDir.path().isEmpty());

    QDir screenshotsDir(QDir::current().filePath("screenshots"));

    takeScreenshots = qgetenv("SCREENSHOTS").toInt();
    if (takeScreenshots)
        QVERIFY(screenshotsDir.exists() || QDir::current().mkpath("screenshots"));

    snippetPaths = findSnippets(snippetsDir, screenshotsDir);
    QVERIFY(!snippetPaths.isEmpty());
}

Q_DECLARE_METATYPE(QList<QQmlError>)

void tst_Snippets::verify()
{
    QFETCH(QString, input);
    QFETCH(QString, output);

    QQmlEngine engine;
    QQmlComponent component(&engine);

    qRegisterMetaType<QList<QQmlError> >();
    QSignalSpy warnings(&engine, SIGNAL(warnings(QList<QQmlError>)));
    QVERIFY(warnings.isValid());

    QUrl url = QUrl::fromLocalFile(input);
    component.loadUrl(url);

    QObject *root = component.create();
    QVERIFY(root);

    QCOMPARE(component.status(), QQmlComponent::Ready);
    QVERIFY(component.errors().isEmpty());

    QVERIFY(warnings.isEmpty());

    if (takeScreenshots) {
        const QString currentDataTag = QLatin1String(QTest::currentDataTag());
        static const QString currentStyle = QQuickStyle::name();
        static const QStringList availableStyles = QQuickStyle::availableStyles();
        for (const QString &availableStyle : availableStyles) {
            if (currentStyle != availableStyle && currentDataTag.startsWith("qtquickcontrols2-" + availableStyle.toLower() + "-"))
                QSKIP(qPrintable(QString("Not running with the %1 style").arg(availableStyle)));
        }

        QQuickWindow *window = qobject_cast<QQuickWindow *>(root);
        if (!window) {
            QQuickView *view = new QQuickView;
            view->setContent(url, &component, root);
            window = view;
        }

        window->show();
        window->requestActivate();
        QVERIFY(QTest::qWaitForWindowActive(window));

        QSharedPointer<QQuickItemGrabResult> result = window->contentItem()->grabToImage();
        QSignalSpy spy(result.data(), SIGNAL(ready()));
        QVERIFY(spy.isValid());
        QVERIFY(spy.wait());
        QVERIFY(result->saveToFile(output));

        window->close();
    }
}

void tst_Snippets::verify_data()
{
    QTest::addColumn<QString>("input");
    QTest::addColumn<QString>("output");

    QMap<QString, QStringPair>::const_iterator it;
    for (it = snippetPaths.constBegin(); it != snippetPaths.constEnd(); ++it)
        QTest::newRow(qPrintable(it.key())) << it.value().first << it.value().second;
}

QTEST_MAIN(tst_Snippets)

#include "tst_snippets.moc"