1 files changed, 83 insertions, 0 deletions
diff --git a/tests/auto/corelib/ipc/ipctestcommon.h b/tests/auto/corelib/ipc/ipctestcommon.h
new file mode 100644
index 0000000000..25c7b8ce44
--- /dev/null
+++ b/tests/auto/corelib/ipc/ipctestcommon.h
@@ -0,0 +1,83 @@
+// Copyright (C) 2022 Intel Corporation.
+
+#include <QtTest/QTest>
+#include <QtCore/QNativeIpcKey>
+
+namespace IpcTestCommon {
+static QList<QNativeIpcKey::Type> supportedKeyTypes;
+
+template <typename IpcClass> void addGlobalTestRows()
+{
+    qDebug() << "Default key type is" << QNativeIpcKey::DefaultTypeForOs
+             << "and legacy key type is" << QNativeIpcKey::legacyDefaultTypeForOs();
+
+#if defined(Q_OS_FREEBSD) || defined(Q_OS_DARWIN) || defined(Q_OS_WIN) || (defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID))
+    // only enforce that IPC works on the platforms above; other platforms may
+    // have no working backends (notably, Android)
+    QVERIFY(IpcClass::isKeyTypeSupported(QNativeIpcKey::DefaultTypeForOs));
+    QVERIFY(IpcClass::isKeyTypeSupported(QNativeIpcKey::legacyDefaultTypeForOs()));
+#endif
+
+    auto addRowIfSupported = [](const char *name, QNativeIpcKey::Type type) {
+        if (IpcClass::isKeyTypeSupported(type)) {
+            supportedKeyTypes << type;
+            QTest::newRow(name) << type;
+        }
+    };
+
+    QTest::addColumn<QNativeIpcKey::Type>("keyType");
+
+    addRowIfSupported("Windows", QNativeIpcKey::Type::Windows);
+    addRowIfSupported("POSIX", QNativeIpcKey::Type::PosixRealtime);
+    addRowIfSupported("SystemV-Q", QNativeIpcKey::Type::SystemV);
+    addRowIfSupported("SystemV-T", QNativeIpcKey::Type('T'));
+
+    if (supportedKeyTypes.isEmpty())
+        QSKIP("System reports no supported IPC types.");
+}
+
+// rotate through the supported types and find another
+inline QNativeIpcKey::Type nextKeyType(QNativeIpcKey::Type type)
+{
+    qsizetype idx = supportedKeyTypes.indexOf(type);
+    Q_ASSERT(idx >= 0);
+
+    ++idx;
+    if (idx == supportedKeyTypes.size())
+        idx = 0;
+    return supportedKeyTypes.at(idx);
+}
+} // namespace IpcTestCommon
+
+QT_BEGIN_NAMESPACE
+namespace QTest {
+template<> inline char *toString(const QNativeIpcKey::Type &type)
+{
+    switch (type) {
+    case QNativeIpcKey::Type::SystemV:  return qstrdup("SystemV");
+    case QNativeIpcKey::Type::PosixRealtime: return qstrdup("PosixRealTime");
+    case QNativeIpcKey::Type::Windows:  return qstrdup("Windows");
+    }
+    if (type == QNativeIpcKey::Type{})
+        return qstrdup("Invalid");
+
+    char buf[32];
+    qsnprintf(buf, sizeof(buf), "%u", unsigned(type));
+    return qstrdup(buf);
+}
+
+template<> inline char *toString(const QNativeIpcKey &key)
+{
+    if (!key.isValid())
+        return qstrdup("<invalid>");
+
+    const char *type = toString(key.type());
+    const char *text = toString(key.nativeKey());
+    char buf[256];
+    qsnprintf(buf, sizeof(buf), "QNativeIpcKey(%s, %s)", text, type);
+    delete[] type;
+    delete[] text;
+    return qstrdup(buf);
+}
+} // namespace QTest
+QT_END_NAMESPACE