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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.*;
  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.OnOffType;
  24 import org.openhab.core.types.UnDefType;
  25 import org.snmp4j.PDU;
  26 import org.snmp4j.event.ResponseEvent;
  27 import org.snmp4j.smi.Counter64;
  28 import org.snmp4j.smi.Integer32;
  29 import org.snmp4j.smi.Null;
  30 import org.snmp4j.smi.OID;
  31 import org.snmp4j.smi.OctetString;
  32 import org.snmp4j.smi.VariableBinding;
  33
  34 /**
  35  * Tests cases for {@link SnmpTargetHandler}.
  36  *
  37  * @author Jan N. Klug - Initial contribution
  38  */
  39 public class SwitchChannelTest extends AbstractSnmpTargetHandlerTest {
  40
  41     @Test
  42     public void testCommandsAreProperlyHandledBySwitchChannel() throws IOException {
  43         VariableBinding variable;
  44
  45         variable = handleCommandSwitchChannel(SnmpDatatype.STRING, OnOffType.ON, "on", "off", true);
  46         assertEquals(new OID(TEST_OID), variable.getOid());
  47         assertTrue(variable.getVariable() instanceof OctetString);
  48         assertEquals("on", ((OctetString) variable.getVariable()).toString());
  49
  50         variable = handleCommandSwitchChannel(SnmpDatatype.STRING, OnOffType.OFF, "on", "off", true);
  51         assertEquals(new OID(TEST_OID), variable.getOid());
  52         assertTrue(variable.getVariable() instanceof OctetString);
  53         assertEquals("off", ((OctetString) variable.getVariable()).toString());
  54
  55         variable = handleCommandSwitchChannel(SnmpDatatype.STRING, OnOffType.OFF, "on", null, false);
  56         assertNull(variable);
  57     }
  58
  59     @Test
  60     public void testSwitchChannelsProperlyUpdatingOnValue() throws IOException {
  61         setup(SnmpBindingConstants.CHANNEL_TYPE_UID_SWITCH, SnmpChannelMode.READ, SnmpDatatype.STRING, "on", "off");
  62         PDU responsePDU = new PDU(PDU.RESPONSE,
  63                 Collections.singletonList(new VariableBinding(new OID(TEST_OID), new OctetString("on"))));
  64         ResponseEvent event = new ResponseEvent("test", null, null, responsePDU, null);
  65         thingHandler.onResponse(event);
  66         verify(thingHandlerCallback, atLeast(1)).stateUpdated(eq(CHANNEL_UID), eq(OnOffType.ON));
  67     }
  68
  69     @Test
  70     public void testSwitchChannelsProperlyUpdatingOffValue() throws IOException {
  71         setup(SnmpBindingConstants.CHANNEL_TYPE_UID_SWITCH, SnmpChannelMode.READ, SnmpDatatype.INT32, "0", "3");
  72         PDU responsePDU = new PDU(PDU.RESPONSE,
  73                 Collections.singletonList(new VariableBinding(new OID(TEST_OID), new Integer32(3))));
  74         ResponseEvent event = new ResponseEvent("test", null, null, responsePDU, null);
  75         thingHandler.onResponse(event);
  76         verify(thingHandlerCallback, atLeast(1)).stateUpdated(eq(CHANNEL_UID), eq(OnOffType.OFF));
  77     }
  78
  79     @Test
  80     public void testSwitchChannelsProperlyUpdatingHexValue() throws IOException {
  81         setup(SnmpBindingConstants.CHANNEL_TYPE_UID_SWITCH, SnmpChannelMode.READ, SnmpDatatype.HEXSTRING, "AA bb 11",
  82                 "cc ba 1d");
  83         PDU responsePDU = new PDU(PDU.RESPONSE, Collections
  84                 .singletonList(new VariableBinding(new OID(TEST_OID), OctetString.fromHexStringPairs("aabb11"))));
  85         ResponseEvent event = new ResponseEvent("test", null, null, responsePDU, null);
  86         thingHandler.onResponse(event);
  87         verify(thingHandlerCallback, atLeast(1)).stateUpdated(eq(CHANNEL_UID), eq(OnOffType.ON));
  88     }
  89
  90     @Test
  91     public void testSwitchChannelsIgnoresArbitraryValue() throws IOException {
  92         setup(SnmpBindingConstants.CHANNEL_TYPE_UID_SWITCH, SnmpChannelMode.READ, SnmpDatatype.COUNTER64, "0", "12223");
  93         PDU responsePDU = new PDU(PDU.RESPONSE,
  94                 Collections.singletonList(new VariableBinding(new OID(TEST_OID), new Counter64(17))));
  95         ResponseEvent event = new ResponseEvent("test", null, null, responsePDU, null);
  96         thingHandler.onResponse(event);
  97         verify(thingHandlerCallback, never()).stateUpdated(eq(CHANNEL_UID), any());
  98     }
  99
 100     @Test
 101     public void testSwitchChannelSendsUndefExceptionValue() throws IOException {
 102         setup(SnmpBindingConstants.CHANNEL_TYPE_UID_SWITCH, SnmpChannelMode.READ, SnmpDatatype.COUNTER64, "0", "12223");
 103         PDU responsePDU = new PDU(PDU.RESPONSE,
 104                 Collections.singletonList(new VariableBinding(new OID(TEST_OID), Null.noSuchInstance)));
 105         ResponseEvent event = new ResponseEvent("test", null, null, responsePDU, null);
 106         thingHandler.onResponse(event);
 107         verify(thingHandlerCallback, atLeast(1)).stateUpdated(eq(CHANNEL_UID), eq(UnDefType.UNDEF));
 108     }
 109
 110     @Test
 111     public void testSwitchChannelSendsConfiguredExceptionValue() throws IOException {
 112         setup(SnmpBindingConstants.CHANNEL_TYPE_UID_SWITCH, SnmpChannelMode.READ, SnmpDatatype.COUNTER64, "0", "12223",
 113                 "OFF");
 114         PDU responsePDU = new PDU(PDU.RESPONSE,
 115                 Collections.singletonList(new VariableBinding(new OID(TEST_OID), Null.noSuchInstance)));
 116         ResponseEvent event = new ResponseEvent("test", null, null, responsePDU, null);
 117         thingHandler.onResponse(event);
 118         verify(thingHandlerCallback, atLeast(1)).stateUpdated(eq(CHANNEL_UID), eq(OnOffType.OFF));
 119     }
 120 }