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   1 /**
   2  * Copyright (c) 2010-2024 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.knx.internal.handler;
  14
  15 import static org.junit.jupiter.api.Assertions.*;
  16 import static org.mockito.Mockito.*;
  17
  18 import org.eclipse.jdt.annotation.NonNullByDefault;
  19 import org.junit.jupiter.api.Test;
  20 import org.openhab.core.net.NetworkAddressService;
  21 import org.openhab.core.thing.Bridge;
  22
  23 import tuwien.auto.calimero.secure.KnxSecureException;
  24
  25 /**
  26  *
  27  * @author Holger Friedrich - initial contribution
  28  *
  29  */
  30 @NonNullByDefault
  31 class KNXBridgeBaseThingHandlerTest {
  32
  33     @Test
  34     void testSecurityHelpers() {
  35         // now check router settings:
  36         String bbKeyHex = "D947B12DDECAD528B1D5A88FD347F284";
  37         byte[] bbKeyParsedLower = KNXBridgeBaseThingHandler.secHelperParseBackboneKey(bbKeyHex.toLowerCase());
  38         byte[] bbKeyParsedUpper = KNXBridgeBaseThingHandler.secHelperParseBackboneKey(bbKeyHex);
  39         assertEquals(16, bbKeyParsedUpper.length);
  40         assertArrayEquals(bbKeyParsedUpper, bbKeyParsedLower);
  41     }
  42
  43     @Test
  44     @SuppressWarnings("null")
  45     void testInitializeSecurity() {
  46         Bridge bridge = mock(Bridge.class);
  47         NetworkAddressService nas = mock(NetworkAddressService.class);
  48         IPBridgeThingHandler handler = new IPBridgeThingHandler(bridge, nas);
  49
  50         // no config given
  51         assertFalse(handler.initializeSecurity("", "", "", ""));
  52
  53         // router password configured, length must be 16 bytes in hex notation
  54         assertTrue(handler.initializeSecurity("D947B12DDECAD528B1D5A88FD347F284", "", "", ""));
  55         assertTrue(handler.initializeSecurity("0xD947B12DDECAD528B1D5A88FD347F284", "", "", ""));
  56         assertThrows(KnxSecureException.class, () -> {
  57             handler.initializeSecurity("wrongLength", "", "", "");
  58         });
  59
  60         // tunnel configuration
  61         assertTrue(handler.initializeSecurity("", "da", "1", "pw"));
  62         // cTunnelUser is restricted to a number >0
  63         assertThrows(KnxSecureException.class, () -> {
  64             handler.initializeSecurity("", "da", "0", "pw");
  65         });
  66         assertThrows(KnxSecureException.class, () -> {
  67             handler.initializeSecurity("", "da", "eins", "pw");
  68         });
  69         // at least one setting for tunnel is given, count as try to configure secure tunnel
  70         // plausibility is checked during initialize()
  71         assertTrue(handler.initializeSecurity("", "da", "", ""));
  72         assertTrue(handler.initializeSecurity("", "", "1", ""));
  73         assertTrue(handler.initializeSecurity("", "", "", "pw"));
  74     }
  75 }