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   1 /**
   2  * Copyright (c) 2010-2020 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.Assert.*;
  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.Test;
  23 import org.openhab.core.library.types.DecimalType;
  24 import org.openhab.core.library.types.OnOffType;
  25 import org.openhab.core.library.types.StringType;
  26 import org.snmp4j.PDU;
  27 import org.snmp4j.event.ResponseEvent;
  28 import org.snmp4j.smi.Counter64;
  29 import org.snmp4j.smi.Integer32;
  30 import org.snmp4j.smi.OID;
  31 import org.snmp4j.smi.OctetString;
  32 import org.snmp4j.smi.UnsignedInteger32;
  33 import org.snmp4j.smi.VariableBinding;
  34
  35 /**
  36  * Tests cases for {@link SnmpTargetHandler}.
  37  *
  38  * @author Jan N. Klug - Initial contribution
  39  */
  40 public class SnmpTargetHandlerTest extends AbstractSnmpTargetHandlerTest {
  41
  42     @Test
  43     public void testChannelsProperlyRefreshing() throws IOException {
  44         refresh(SnmpChannelMode.READ, true);
  45         refresh(SnmpChannelMode.READ_WRITE, true);
  46         refresh(SnmpChannelMode.WRITE, false);
  47         refresh(SnmpChannelMode.TRAP, false);
  48     }
  49
  50     @Test
  51     public void testChannelsProperlyUpdate() throws IOException {
  52         onResponseNumberStringChannel(SnmpChannelMode.READ, true);
  53         onResponseNumberStringChannel(SnmpChannelMode.READ_WRITE, true);
  54         onResponseNumberStringChannel(SnmpChannelMode.WRITE, false);
  55         onResponseNumberStringChannel(SnmpChannelMode.TRAP, false);
  56         assertEquals(OnOffType.ON, onResponseSwitchChannel(SnmpChannelMode.READ, SnmpDatatype.STRING, "on", "off",
  57                 new OctetString("on"), true));
  58         assertEquals(OnOffType.OFF, onResponseSwitchChannel(SnmpChannelMode.READ_WRITE, SnmpDatatype.INT32, "1", "2",
  59                 new Integer32(2), true));
  60         assertNull(onResponseSwitchChannel(SnmpChannelMode.WRITE, SnmpDatatype.STRING, "on", "off",
  61                 new OctetString("on"), false));
  62         assertNull(
  63                 onResponseSwitchChannel(SnmpChannelMode.TRAP, SnmpDatatype.INT32, "1", "2", new Integer32(2), false));
  64     }
  65
  66     @Test
  67     public void testCommandsAreProperlyHandledByNumberChannel() throws IOException {
  68         VariableBinding variable;
  69         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_NUMBER, SnmpDatatype.INT32,
  70                 new DecimalType(-5), true);
  71         assertEquals(new OID(TEST_OID), variable.getOid());
  72         assertTrue(variable.getVariable() instanceof Integer32);
  73         assertEquals(-5, ((Integer32) variable.getVariable()).toInt());
  74
  75         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_NUMBER, SnmpDatatype.UINT32,
  76                 new DecimalType(10000), true);
  77         assertEquals(new OID(TEST_OID), variable.getOid());
  78         assertTrue(variable.getVariable() instanceof UnsignedInteger32);
  79         assertEquals(10000, ((UnsignedInteger32) variable.getVariable()).toInt());
  80
  81         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_NUMBER,
  82                 SnmpDatatype.COUNTER64, new DecimalType(10000), true);
  83         assertEquals(new OID(TEST_OID), variable.getOid());
  84         assertTrue(variable.getVariable() instanceof Counter64);
  85         assertEquals(10000, ((Counter64) variable.getVariable()).toInt());
  86
  87         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_NUMBER, SnmpDatatype.FLOAT,
  88                 new DecimalType("12.4"), true);
  89         assertEquals(new OID(TEST_OID), variable.getOid());
  90         assertTrue(variable.getVariable() instanceof OctetString);
  91         assertEquals("12.4", variable.getVariable().toString());
  92
  93         variable = handleCommandNumberStringChannel(SnmpBindingConstants.CHANNEL_TYPE_UID_NUMBER, SnmpDatatype.INT32,
  94                 new StringType(TEST_STRING), false);
  95         assertNull(variable);
  96     }
  97
  98     @Test
  99     public void testNumberChannelsProperlyUpdatingFloatValue() throws IOException {
 100         setup(SnmpBindingConstants.CHANNEL_TYPE_UID_NUMBER, SnmpChannelMode.READ, SnmpDatatype.FLOAT);
 101         PDU responsePDU = new PDU(PDU.RESPONSE,
 102                 Collections.singletonList(new VariableBinding(new OID(TEST_OID), new OctetString("12.4"))));
 103         ResponseEvent event = new ResponseEvent("test", null, null, responsePDU, null);
 104         thingHandler.onResponse(event);
 105         verify(thingHandlerCallback, atLeast(1)).stateUpdated(eq(CHANNEL_UID), eq(new DecimalType("12.4")));
 106     }
 107 }