Method row_nullProvider

tests/test_command_row.cpp:77–81

    // ---------------------------------------------------------------

    void row_nullProvider() {
        NullProvider p;
        QString row = buildCommandRow(p, 0);
        QCOMPARE(row, QStringLiteral("   source\u25BE \u00B7 0x0"));
    }

    void row_fileProvider() {
        BufferProvider p(QByteArray(4, '\0'), "test.bin");