qt 6.5.1 original

tests/auto/corelib/io/qprocessenvironment/CMakeLists.txt

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+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+#####################################################################
+## tst_qprocessenvironment Test:
+#####################################################################
+
+qt_internal_add_test(tst_qprocessenvironment
+    SOURCES
+        tst_qprocessenvironment.cpp
+)

tests/auto/corelib/io/qprocessenvironment/tst_qprocessenvironment.cpp

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+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#include <QTest>
+#include <QObject>
+#include <QProcessEnvironment>
+
+class tst_QProcessEnvironment: public QObject
+{
+    Q_OBJECT
+private slots:
+    void operator_eq();
+    void clearAndIsEmpty();
+    void clearAndInheritsFromParent();
+    void insert();
+    void emptyNull();
+    void toStringList();
+    void keys();
+    void insertEnv();
+
+    void caseSensitivity();
+    void systemEnvironment();
+    void putenv();
+};
+
+void tst_QProcessEnvironment::operator_eq()
+{
+    QProcessEnvironment e1;
+    QCOMPARE(e1, e1);
+    e1.clear();
+    QCOMPARE(e1, e1);
+
+    e1 = QProcessEnvironment();
+    QProcessEnvironment e2;
+    QCOMPARE(e1, e2);
+
+    auto parentEnv = QProcessEnvironment(QProcessEnvironment::InheritFromParent);
+    QVERIFY(parentEnv != e2);
+    QVERIFY(e2 != parentEnv);
+
+    e1.clear();
+    QCOMPARE(e1, e2);
+
+    e2.clear();
+    QCOMPARE(e1, e2);
+
+    e1.insert("FOO", "bar");
+    QVERIFY(e1 != e2);
+
+    e2.insert("FOO", "bar");
+    QCOMPARE(e1, e2);
+
+    e2.insert("FOO", "baz");
+    QVERIFY(e1 != e2);
+
+    QVERIFY(e2 != parentEnv);
+    QVERIFY(parentEnv != e2);
+}
+
+void tst_QProcessEnvironment::clearAndIsEmpty()
+{
+    QProcessEnvironment e;
+    QVERIFY(e.isEmpty());
+    QVERIFY(!e.inheritsFromParent());
+    e.insert("FOO", "bar");
+    QVERIFY(!e.isEmpty());
+    QVERIFY(!e.inheritsFromParent());
+    e.clear();
+    QVERIFY(e.isEmpty());
+    QVERIFY(!e.inheritsFromParent());
+}
+
+void tst_QProcessEnvironment::clearAndInheritsFromParent()
+{
+    QProcessEnvironment e(QProcessEnvironment::InheritFromParent);
+    QVERIFY(e.isEmpty());
+    QVERIFY(e.inheritsFromParent());
+    // Clearing null environment keeps it null
+    e.clear();
+    QVERIFY(e.isEmpty());
+    QVERIFY(e.inheritsFromParent());
+    e.insert("FOO", "bar");
+    QVERIFY(!e.isEmpty());
+    QVERIFY(!e.inheritsFromParent());
+    e.clear();
+    QVERIFY(e.isEmpty());
+    QVERIFY(!e.inheritsFromParent());
+}
+
+void tst_QProcessEnvironment::insert()
+{
+    QProcessEnvironment e;
+    e.insert("FOO", "bar");
+    QVERIFY(!e.isEmpty());
+    QVERIFY(e.contains("FOO"));
+    QCOMPARE(e.value("FOO"), QString("bar"));
+
+    e.remove("FOO");
+    QVERIFY(!e.contains("FOO"));
+    QVERIFY(e.value("FOO").isNull());
+
+    e.clear();
+    QVERIFY(!e.contains("FOO"));
+}
+
+void tst_QProcessEnvironment::emptyNull()
+{
+    QProcessEnvironment e;
+
+    e.insert("FOO", "");
+    QVERIFY(e.contains("FOO"));
+    QVERIFY(e.value("FOO").isEmpty());
+    QVERIFY(!e.value("FOO").isNull());
+
+    e.insert("FOO", QString());
+    QVERIFY(e.contains("FOO"));
+    QVERIFY(e.value("FOO").isEmpty());
+    // don't test if it's NULL, since we shall not make a guarantee
+
+    e.remove("FOO");
+    QVERIFY(!e.contains("FOO"));
+}
+
+void tst_QProcessEnvironment::toStringList()
+{
+    QProcessEnvironment e;
+    QVERIFY(e.isEmpty());
+    QVERIFY(e.toStringList().isEmpty());
+
+    e.insert("FOO", "bar");
+    QStringList result = e.toStringList();
+    QVERIFY(!result.isEmpty());
+    QCOMPARE(result.size(), 1);
+    QCOMPARE(result.at(0), QString("FOO=bar"));
+
+    e.clear();
+    e.insert("BAZ", "");
+    result = e.toStringList();
+    QCOMPARE(result.at(0), QString("BAZ="));
+
+    e.insert("FOO", "bar");
+    e.insert("A", "bc");
+    e.insert("HELLO", "World");
+    result = e.toStringList();
+    QCOMPARE(result.size(), 4);
+
+    // order is not specified, so use contains()
+    QVERIFY(result.contains("FOO=bar"));
+    QVERIFY(result.contains("BAZ="));
+    QVERIFY(result.contains("A=bc"));
+    QVERIFY(result.contains("HELLO=World"));
+}
+
+void tst_QProcessEnvironment::keys()
+{
+    QProcessEnvironment e;
+    QVERIFY(e.isEmpty());
+    QVERIFY(e.keys().isEmpty());
+
+    e.insert("FOO", "bar");
+    QStringList result = e.keys();
+    QCOMPARE(result.size(), 1);
+    QCOMPARE(result.at(0), QString("FOO"));
+
+    e.clear();
+    e.insert("BAZ", "");
+    result = e.keys();
+    QCOMPARE(result.at(0), QString("BAZ"));
+
+    e.insert("FOO", "bar");
+    e.insert("A", "bc");
+    e.insert("HELLO", "World");
+    result = e.keys();
+    QCOMPARE(result.size(), 4);
+
+    // order is not specified, so use contains()
+    QVERIFY(result.contains("FOO"));
+    QVERIFY(result.contains("BAZ"));
+    QVERIFY(result.contains("A"));
+    QVERIFY(result.contains("HELLO"));
+}
+
+void tst_QProcessEnvironment::insertEnv()
+{
+    QProcessEnvironment e;
+    e.insert("FOO", "bar");
+    e.insert("A", "bc");
+    e.insert("Hello", "World");
+
+    QProcessEnvironment e2;
+    e2.insert("FOO2", "bar2");
+    e2.insert("A2", "bc2");
+    e2.insert("Hello", "Another World");
+
+    e.insert(e2);
+    QStringList keys = e.keys();
+    QCOMPARE(keys.size(), 5);
+
+    QCOMPARE(e.value("FOO"), QString("bar"));
+    QCOMPARE(e.value("A"), QString("bc"));
+    QCOMPARE(e.value("Hello"), QString("Another World"));
+    QCOMPARE(e.value("FOO2"), QString("bar2"));
+    QCOMPARE(e.value("A2"), QString("bc2"));
+
+    QProcessEnvironment e3;
+    e3.insert("FOO2", "bar2");
+    e3.insert("A2", "bc2");
+    e3.insert("Hello", "Another World");
+
+    e3.insert(e3); // mustn't deadlock
+
+    QCOMPARE(e3, e2);
+}
+
+void tst_QProcessEnvironment::caseSensitivity()
+{
+    QProcessEnvironment e;
+    e.insert("foo", "bar");
+
+#ifdef Q_OS_WIN
+    // Windows is case-insensitive, but case-preserving
+    QVERIFY(e.contains("foo"));
+    QVERIFY(e.contains("FOO"));
+    QVERIFY(e.contains("FoO"));
+
+    QCOMPARE(e.value("foo"), QString("bar"));
+    QCOMPARE(e.value("FOO"), QString("bar"));
+    QCOMPARE(e.value("FoO"), QString("bar"));
+
+    // Per Windows, this overwrites the value, but keeps the name's original capitalization
+    e.insert("Foo", "Bar");
+
+    QStringList list = e.toStringList();
+    QCOMPARE(list.length(), 1);
+    QCOMPARE(list.at(0), QString("foo=Bar"));
+#else
+    // otherwise, it's case sensitive
+    QVERIFY(e.contains("foo"));
+    QVERIFY(!e.contains("FOO"));
+
+    e.insert("FOO", "baz");
+    QVERIFY(e.contains("FOO"));
+    QCOMPARE(e.value("FOO"), QString("baz"));
+    QCOMPARE(e.value("foo"), QString("bar"));
+
+    QStringList list = e.toStringList();
+    QCOMPARE(list.size(), 2);
+    QVERIFY(list.contains("foo=bar"));
+    QVERIFY(list.contains("FOO=baz"));
+#endif
+}
+
+void tst_QProcessEnvironment::systemEnvironment()
+{
+    static const char envname[] = "THIS_ENVIRONMENT_VARIABLE_HOPEFULLY_DOESNT_EXIST";
+    QByteArray path = qgetenv("PATH");
+    QByteArray nonexistant = qgetenv(envname);
+    QProcessEnvironment system = QProcessEnvironment::systemEnvironment();
+
+    QVERIFY(nonexistant.isNull());
+
+    // all other system have environments
+    if (path.isEmpty())
+        QFAIL("Could not find the PATH environment variable -- please correct the test environment");
+
+    QVERIFY(system.contains("PATH"));
+    QCOMPARE(system.value("PATH"), QString::fromLocal8Bit(path));
+
+    QVERIFY(!system.contains(envname));
+
+#ifdef Q_OS_WIN
+    // check case-insensitive too
+    QVERIFY(system.contains("path"));
+    QCOMPARE(system.value("path"), QString::fromLocal8Bit(path));
+
+    QVERIFY(!system.contains(QString(envname).toLower()));
+#endif
+}
+
+void tst_QProcessEnvironment::putenv()
+{
+    static const char envname[] = "WE_RE_SETTING_THIS_ENVIRONMENT_VARIABLE";
+    static bool testRan = false;
+
+    if (testRan)
+        QFAIL("You cannot run this test more than once, since we modify the environment");
+    testRan = true;
+
+    QByteArray valBefore = qgetenv(envname);
+    if (!valBefore.isNull())
+        QFAIL("The environment variable we set in the environment is already set! -- please correct the test environment");
+    QProcessEnvironment eBefore = QProcessEnvironment::systemEnvironment();
+
+    qputenv(envname, "Hello, World");
+    QByteArray valAfter = qgetenv(envname);
+    QCOMPARE(valAfter, QByteArray("Hello, World"));
+
+    QProcessEnvironment eAfter = QProcessEnvironment::systemEnvironment();
+
+    QVERIFY(!eBefore.contains(envname));
+    QVERIFY(eAfter.contains(envname));
+    QCOMPARE(eAfter.value(envname), QString("Hello, World"));
+
+# ifdef Q_OS_WIN
+    // check case-insensitive too
+    QString lower = envname;
+    lower = lower.toLower();
+    QVERIFY(!eBefore.contains(lower));
+    QVERIFY(eAfter.contains(lower));
+    QCOMPARE(eAfter.value(lower), QString("Hello, World"));
+# endif
+}
+
+QTEST_MAIN(tst_QProcessEnvironment)
+
+#include "tst_qprocessenvironment.moc"