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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 <QtTest/qtestcase.h>
#include <QtTest>
#include <utils/expected.h>
#include <utils/filepath.h>
using namespace Utils;
class tst_expected : public QObject
{
Q_OBJECT
private slots:
void initTestCase() {}
void tryMonads()
{
FilePath p = "idontexists.ne";
auto result = p.fileContents()
.and_then([](auto) { return expected_str<QByteArray>{}; })
.or_else([](auto error) {
return expected_str<QByteArray>(
make_unexpected(QString("Error: " + error)));
})
.transform_or([](auto error) -> QString {
return QString(QString("More Info: ") + error);
});
QVERIFY(!result);
}
};
QTEST_GUILESS_MAIN(tst_expected)
#include "tst_expected.moc"
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