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67 lines
2.3 KiB
67 lines
2.3 KiB
<?php
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namespace Tests\ModbusMaster;
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use InvalidArgumentException;
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use PHPModbus\ModbusMaster;
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use PHPModbus\ModbusMasterTcp;
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class ModbusExceptionTest extends MockServerTestCase
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{
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/**
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* @expectedException \Exception
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* @expectedExceptionMessage Unknown socket protocol, should be 'TCP' or 'UDP'
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*/
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public function testThrowProtocolMismatchException()
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{
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$modbus = new ModbusMaster('127.0.0.1', 'Mismatch');
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$modbus->readCoils(0, 256, 1);
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}
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/**
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* @expectedException \Exception
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* @expectedExceptionMessage socket_connect() failed. Reason: ()No connection could be made because the target machine actively refused it
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*/
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public function testPortClosedException()
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{
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$modbus = new ModbusMasterTcp('127.0.0.1');
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$modbus->setSocketTimeout(0.2, 0.2);
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$modbus->readCoils(0, 256, 1);
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}
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/**
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* @expectedException \Exception
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* @expectedExceptionMessageRegExp /Watchdog time expired \[ 0\.5 sec \]!!! Connection to 127\.0\.0\.1:.* is not established/
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*/
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public function testTimeoutException()
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{
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$mockResponse = '89130000000400010101'; // respond with 1 byte (00000001 bits set) [1]
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static::executeWithMockServer($mockResponse, function ($port) {
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$modbus = new ModbusMaster('127.0.0.1', 'UDP');
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$modbus->port = $port;
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$modbus->setTimeout(0.5);
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$modbus->setSocketTimeout(0.2, 0.2);
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$modbus->readCoils(0, 256, 1);
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}, 'UDP', 1);
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}
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/**
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* @expectedException \Exception
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* @expectedExceptionMessage Modbus response error code: 3 (ILLEGAL DATA VALUE)
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*/
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public function testThrowIllegalDataValueException()
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{
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$mockResponse = 'da8700000003008303'; // respond with 1 WORD (2 bytes) [0, 3]
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$clientData = static::executeWithMockServer($mockResponse, function ($port) {
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$modbus = new ModbusMaster('127.0.0.1', 'TCP');
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$modbus->port = $port;
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//can not query more than 124 WORDs. Wago response is ILLEGAL DATA VALUE
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$this->assertEquals([0, 3], $modbus->readMultipleRegisters(0, 256, 140));
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});
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$packetWithoutTransactionId = substr($clientData[0], 4);
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$this->assertEquals('0000000600030100008c', $packetWithoutTransactionId);
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}
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} |