#include "diagnostics/Diagnostics.h"

#include <QSignalSpy>
#include <QTest>

class TestDiagnostics : public QObject
{
    Q_OBJECT

private Q_SLOTS:
    void reportsAndClears()
    {
        Diagnostics diagnostics;
        QSignalSpy changed(&diagnostics, &Diagnostics::problemsChanged);
        QTest::ignoreMessage(QtWarningMsg, "broken");
        diagnostics.check(QStringLiteral("a"), false, QStringLiteral("broken"));
        QCOMPARE(diagnostics.problems(), QStringList{QStringLiteral("broken")});
        diagnostics.check(QStringLiteral("a"), true, QStringLiteral("broken"));
        QVERIFY(diagnostics.problems().isEmpty());
        QCOMPARE(changed.count(), 2);
    }

    void repeatsAreQuiet()
    {
        Diagnostics diagnostics;
        QSignalSpy changed(&diagnostics, &Diagnostics::problemsChanged);
        diagnostics.check(QStringLiteral("a"), true, QStringLiteral("fine"));
        QTest::ignoreMessage(QtWarningMsg, "broken");
        diagnostics.check(QStringLiteral("a"), false, QStringLiteral("broken"));
        diagnostics.check(QStringLiteral("a"), false, QStringLiteral("broken")); // no second warning
        QCOMPARE(changed.count(), 1);
    }

    void listsByIdNotArrival()
    {
        Diagnostics diagnostics;
        QTest::ignoreMessage(QtWarningMsg, "second");
        QTest::ignoreMessage(QtWarningMsg, "first");
        diagnostics.check(QStringLiteral("b"), false, QStringLiteral("second"));
        diagnostics.check(QStringLiteral("a"), false, QStringLiteral("first"));
        QCOMPARE(diagnostics.problems(), (QStringList{QStringLiteral("first"), QStringLiteral("second")}));
    }
};

QTEST_GUILESS_MAIN(TestDiagnostics)
#include "tst_diagnostics.moc"