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   1 /**
   2  * Copyright (c) 2010-2023 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.snmp.internal;
  14
  15 import static org.junit.jupiter.api.Assertions.*;
  16 import static org.mockito.ArgumentMatchers.eq;
  17 import static org.mockito.Mockito.*;
  18
  19 import java.io.IOException;
  20 import java.util.Collections;
  21
  22 import org.junit.jupiter.api.Test;
  23 import org.openhab.core.library.types.DecimalType;
  24 import org.openhab.core.library.types.StringType;
  25 import org.openhab.core.thing.ThingStatus;
  26 import org.snmp4j.PDU;
  27 import org.snmp4j.event.ResponseEvent;
  28 import org.snmp4j.smi.IpAddress;
  29 import org.snmp4j.smi.OID;
  30 import org.snmp4j.smi.OctetString;
  31 import org.snmp4j.smi.VariableBinding;
  32
  33 /**
  34  * Tests cases for {@link SnmpTargetHandler}.
  35  *
  36  * @author Jan N. Klug - Initial contribution
  37  */
  38 public class StringChannelTest extends AbstractSnmpTargetHandlerTest {
  39
  40     @Test
  41     public void testCommandsAreProperlyHandledByStringChannel() throws IOException {
  42         VariableBinding variable;
  43
  44         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING, SnmpDatatype.STRING,
  45                 new StringType(TEST_STRING), true);
  46         assertEquals(new OID(TEST_OID), variable.getOid());
  47         assertTrue(variable.getVariable() instanceof OctetString);
  48         assertEquals(TEST_STRING, ((OctetString) variable.getVariable()).toString());
  49
  50         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING,
  51                 SnmpDatatype.IPADDRESS, new StringType(TEST_STRING), false);
  52         assertNull(variable);
  53
  54         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING,
  55                 SnmpDatatype.IPADDRESS, new DecimalType(-5), false);
  56         assertNull(variable);
  57
  58         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING,
  59                 SnmpDatatype.HEXSTRING, new StringType("AA bf 11"), true);
  60         assertEquals(new OID(TEST_OID), variable.getOid());
  61         assertTrue(variable.getVariable() instanceof OctetString);
  62         assertEquals("aa bf 11", ((OctetString) variable.getVariable()).toHexString(' '));
  63
  64         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING,
  65                 SnmpDatatype.IPADDRESS, new StringType(TEST_ADDRESS), true);
  66         assertEquals(new OID(TEST_OID), variable.getOid());
  67         assertTrue(variable.getVariable() instanceof IpAddress);
  68         assertEquals(TEST_ADDRESS, ((IpAddress) variable.getVariable()).toString());
  69     }
  70
  71     @Test
  72     public void testStringChannelsProperlyUpdatingOnHexString() throws IOException {
  73         setup(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING, SnmpChannelMode.READ, SnmpDatatype.HEXSTRING);
  74         PDU responsePDU = new PDU(PDU.RESPONSE, Collections
  75                 .singletonList(new VariableBinding(new OID(TEST_OID), OctetString.fromHexStringPairs("aa11bb"))));
  76         ResponseEvent event = new ResponseEvent("test", null, null, responsePDU, null);
  77         thingHandler.onResponse(event);
  78         verify(thingHandlerCallback, atLeast(1)).stateUpdated(eq(CHANNEL_UID), eq(new StringType("aa 11 bb")));
  79         verifyStatus(ThingStatus.ONLINE);
  80     }
  81 }