mediabackendutils.cpp

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++ // Copyright (C) 2026 The Qt Company Ltd.

++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

++

++ #include "mediabackendutils_p.h"

++

++ #include <QtCore/qbytearray.h>

++ #include <QtCore/qlist.h>

++

++ namespace BackendUtilsImpl {

++

++ void addMediaBackendToTestEnvironment(const QString &backend)

++ {

++     const QByteArray backendName = backend.toLower().toUtf8();

++     const QByteArray backendKey = backendName + "-mediabackend";

++     QByteArray testEnvironment = qgetenv("QTEST_ENVIRONMENT");

++     bool hasBackendKey = false;

++     const QList<QByteArray> keys = testEnvironment.split(' ');

++     for (const QByteArray &key : keys) {

++         if (!key.endsWith("-mediabackend"))

++             continue;

++         if (key != backendKey) {

++             qFatal(

++                 "QTEST_ENVIRONMENT contains '%s', but the media backend in use is '%s'",

++                 key.constData(),

++                 backendName.constData());

++         }

++         hasBackendKey = true;

++     }

++     if (!hasBackendKey) {

++         if (!testEnvironment.isEmpty())

++             testEnvironment += ' ';

++         testEnvironment += backendKey;

++         qputenv("QTEST_ENVIRONMENT", testEnvironment);

++     }

++ }

++

++ } // namespace BackendUtilsImpl