diff options
Diffstat (limited to 'tests')
-rw-r--r-- | tests/auto/qmodbuspdu/tst_qmodbuspdu.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/auto/qmodbuspdu/tst_qmodbuspdu.cpp b/tests/auto/qmodbuspdu/tst_qmodbuspdu.cpp index 76bfea3..9c74a6c 100644 --- a/tests/auto/qmodbuspdu/tst_qmodbuspdu.cpp +++ b/tests/auto/qmodbuspdu/tst_qmodbuspdu.cpp @@ -803,6 +803,25 @@ private slots: quint8(0xff)); // dummy additional data QCOMPARE(QModbusResponse::calculateDataSize(rdi), 22); } + + void testCalculateLongDataSize() + { + QByteArray longData = QByteArray(128, ' '); + longData[0] = longData.size(); + const QModbusResponse response(QModbusResponse::ReadCoils, longData); + QCOMPARE(QModbusResponse::calculateDataSize(response), 1 + longData.size()); + + const QModbusRequest wfrRequest(QModbusPdu::WriteFileRecord, longData); + QCOMPARE(QModbusRequest::calculateDataSize(wfrRequest), 1 + longData.size()); + + longData = QByteArray(4 + 128, ' '); + longData[4] = 128; + const QModbusRequest wmcRequest(QModbusPdu::WriteMultipleCoils, longData); + QCOMPARE(QModbusRequest::calculateDataSize(wmcRequest), 1 + longData.size()); + + const QModbusRequest wmrRequest(QModbusPdu::WriteMultipleRegisters, longData); + QCOMPARE(QModbusRequest::calculateDataSize(wmrRequest), 1 + longData.size()); + } }; QTEST_MAIN(tst_QModbusPdu) |