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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.List;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.junit.jupiter.api.Test;
  24 import org.openhab.binding.snmp.internal.types.SnmpChannelMode;
  25 import org.openhab.binding.snmp.internal.types.SnmpDatatype;
  26 import org.openhab.core.library.types.DecimalType;
  27 import org.openhab.core.library.types.StringType;
  28 import org.openhab.core.thing.ThingStatus;
  29 import org.snmp4j.PDU;
  30 import org.snmp4j.event.ResponseEvent;
  31 import org.snmp4j.smi.IpAddress;
  32 import org.snmp4j.smi.OID;
  33 import org.snmp4j.smi.OctetString;
  34 import org.snmp4j.smi.VariableBinding;
  35
  36 /**
  37  * Tests cases for {@link SnmpTargetHandler}.
  38  *
  39  * @author Jan N. Klug - Initial contribution
  40  */
  41 @NonNullByDefault
  42 public class StringChannelTest extends AbstractSnmpTargetHandlerTest {
  43
  44     @Test
  45     public void testCommandsAreProperlyHandledByStringChannel() throws IOException {
  46         VariableBinding variable;
  47
  48         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING, SnmpDatatype.STRING,
  49                 new StringType(TEST_STRING), true);
  50
  51         if (variable == null) {
  52             fail("'variable' is null");
  53             return;
  54         }
  55
  56         assertEquals(new OID(TEST_OID), variable.getOid());
  57         assertTrue(variable.getVariable() instanceof OctetString);
  58         assertEquals(TEST_STRING, ((OctetString) variable.getVariable()).toString());
  59
  60         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING,
  61                 SnmpDatatype.IPADDRESS, new StringType(TEST_STRING), false);
  62         assertNull(variable);
  63
  64         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING,
  65                 SnmpDatatype.IPADDRESS, new DecimalType(-5), false);
  66         assertNull(variable);
  67
  68         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING,
  69                 SnmpDatatype.HEXSTRING, new StringType("AA bf 11"), true);
  70
  71         if (variable == null) {
  72             fail("'variable' is null");
  73             return;
  74         }
  75
  76         assertEquals(new OID(TEST_OID), variable.getOid());
  77         assertTrue(variable.getVariable() instanceof OctetString);
  78         assertEquals("aa bf 11", ((OctetString) variable.getVariable()).toHexString(' '));
  79
  80         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING,
  81                 SnmpDatatype.IPADDRESS, new StringType(TEST_ADDRESS), true);
  82
  83         if (variable == null) {
  84             fail("'variable' is null");
  85             return;
  86         }
  87
  88         assertEquals(new OID(TEST_OID), variable.getOid());
  89         assertTrue(variable.getVariable() instanceof IpAddress);
  90         assertEquals(TEST_ADDRESS, ((IpAddress) variable.getVariable()).toString());
  91     }
  92
  93     @Test
  94     public void testStringChannelsProperlyUpdatingOnHexString() throws IOException {
  95         setup(SnmpBindingConstants.CHANNEL_TYPE_UID_STRING, SnmpChannelMode.READ, SnmpDatatype.HEXSTRING);
  96         PDU responsePDU = new PDU(PDU.RESPONSE,
  97                 List.of(new VariableBinding(new OID(TEST_OID), OctetString.fromHexStringPairs("aa11bb"))));
  98         ResponseEvent event = new ResponseEvent("test", null, null, responsePDU, null);
  99         thingHandler.onResponse(event);
 100         verify(thingHandlerCallback, atLeast(1)).stateUpdated(eq(CHANNEL_UID), eq(new StringType("aa 11 bb")));
 101         verifyStatus(ThingStatus.ONLINE);
 102     }
 103 }