summaryrefslogtreecommitdiffstats
path: root/tests/auto/corelib/global/qgetputenv/tst_qgetputenv.cpp
blob: adf8172a6871e298a40ea77fe8ddee93f4612e2e (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
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <qdebug.h>
#include <QtTest/QtTest>

#include <qglobal.h>

class tst_QGetPutEnv : public QObject
{
Q_OBJECT
private slots:
    void getSetCheck();
    void intValue_data();
    void intValue();
};

void tst_QGetPutEnv::getSetCheck()
{
    const char varName[] = "should_not_exist";

    bool ok;

    QVERIFY(!qEnvironmentVariableIsSet(varName));
    QVERIFY(qEnvironmentVariableIsEmpty(varName));
    ok = true;
    QCOMPARE(qEnvironmentVariableIntValue(varName), 0);
    QCOMPARE(qEnvironmentVariableIntValue(varName, &ok), 0);
    QVERIFY(!ok);
    QByteArray result = qgetenv(varName);
    QCOMPARE(result, QByteArray());

#ifndef Q_OS_WIN
    QVERIFY(qputenv(varName, "")); // deletes varName instead of making it empty, on Windows

    QVERIFY(qEnvironmentVariableIsSet(varName));
    QVERIFY(qEnvironmentVariableIsEmpty(varName));
    ok = true;
    QCOMPARE(qEnvironmentVariableIntValue(varName), 0);
    QCOMPARE(qEnvironmentVariableIntValue(varName, &ok), 0);
    QVERIFY(!ok);
#endif

    QVERIFY(qputenv(varName, QByteArray("supervalue")));

    QVERIFY(qEnvironmentVariableIsSet(varName));
    QVERIFY(!qEnvironmentVariableIsEmpty(varName));
    ok = true;
    QCOMPARE(qEnvironmentVariableIntValue(varName), 0);
    QCOMPARE(qEnvironmentVariableIntValue(varName, &ok), 0);
    QVERIFY(!ok);
    result = qgetenv(varName);
    QCOMPARE(result, QByteArrayLiteral("supervalue"));

    qputenv(varName,QByteArray());

    // Now test qunsetenv
    QVERIFY(qunsetenv(varName));
    QVERIFY(!qEnvironmentVariableIsSet(varName));
    QVERIFY(qEnvironmentVariableIsEmpty(varName));
    ok = true;
    QCOMPARE(qEnvironmentVariableIntValue(varName), 0);
    QCOMPARE(qEnvironmentVariableIntValue(varName, &ok), 0);
    QVERIFY(!ok);
    result = qgetenv(varName);
    QCOMPARE(result, QByteArray());
}

void tst_QGetPutEnv::intValue_data()
{
    QTest::addColumn<QByteArray>("value");
    QTest::addColumn<int>("expected");
    QTest::addColumn<bool>("ok");

    // most non-success cases already tested in getSetCheck()

#define ROW(x, i, b) \
    QTest::newRow(#x) << QByteArray(#x) << (i) << (b)
    ROW(auto, 0, false);
    ROW(0, 0, true);
    ROW(1, 1, true);
    ROW(010, 8, true);
    ROW(0x10, 16, true);
    ROW(-1, -1, true);
    ROW(-010, -8, true);
    // ROW(0xffffffff, -1, true); // could be expected, but not how QByteArray::toInt() works
    ROW(0xffffffff, 0, false);
    const int bases[] = {10, 8, 16};
    for (size_t i = 0; i < sizeof bases / sizeof *bases; ++i) {
        QTest::newRow(qPrintable(QString::asprintf("INT_MAX, base %d", bases[i])))
                << QByteArray::number(INT_MAX) << INT_MAX << true;
        QTest::newRow(qPrintable(QString::asprintf("INT_MAX+1, base %d", bases[i])))
                << QByteArray::number(qlonglong(INT_MAX) + 1) << 0 << false;
        QTest::newRow(qPrintable(QString::asprintf("INT_MIN, base %d", bases[i])))
                << QByteArray::number(INT_MIN) << INT_MIN << true;
        QTest::newRow(qPrintable(QString::asprintf("INT_MIN-1, base %d", bases[i])))
                << QByteArray::number(qlonglong(INT_MIN) - 1) << 0 << false;
    };
}

void tst_QGetPutEnv::intValue()
{
    const char varName[] = "should_not_exist";

    QFETCH(QByteArray, value);
    QFETCH(int, expected);
    QFETCH(bool, ok);

    bool actualOk = !ok;

    QVERIFY(qputenv(varName, value));
    QCOMPARE(qEnvironmentVariableIntValue(varName), expected);
    QCOMPARE(qEnvironmentVariableIntValue(varName, &actualOk), expected);
    QCOMPARE(actualOk, ok);
}

QTEST_MAIN(tst_QGetPutEnv)
#include "tst_qgetputenv.moc"