| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.mapping.codec; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.hamcrest.Description; |
| import org.hamcrest.TypeSafeDiagnosingMatcher; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onlab.packet.IpPrefix; |
| import org.onosproject.codec.CodecContext; |
| import org.onosproject.codec.JsonCodec; |
| import org.onosproject.codec.impl.CodecManager; |
| import org.onosproject.mapping.DefaultMappingKey; |
| import org.onosproject.mapping.MappingKey; |
| import org.onosproject.mapping.addresses.MappingAddress; |
| import org.onosproject.mapping.addresses.MappingAddresses; |
| import org.onosproject.mapping.MappingCodecRegistrator; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.hamcrest.Matchers.is; |
| import static org.hamcrest.Matchers.notNullValue; |
| |
| /** |
| * Unit tests for MappingKeyCodec. |
| */ |
| public class MappingKeyCodecTest { |
| |
| private static final String IPV4_STRING = "1.2.3.4"; |
| private static final String PORT_STRING = "32"; |
| private static final IpPrefix IPV4_PREFIX = |
| IpPrefix.valueOf(IPV4_STRING + "/" + PORT_STRING); |
| |
| private CodecContext context; |
| private JsonCodec<MappingKey> keyCodec; |
| private MappingCodecRegistrator registrator; |
| |
| /** |
| * Sets up for each test. |
| * Creates a context and fetches the mapping key codec. |
| */ |
| @Before |
| public void setUp() { |
| CodecManager manager = new CodecManager(); |
| registrator = new MappingCodecRegistrator(); |
| registrator.codecService = manager; |
| registrator.activate(); |
| |
| context = new MappingCodecContextAdapter(registrator.codecService); |
| keyCodec = context.codec(MappingKey.class); |
| assertThat(keyCodec, notNullValue()); |
| } |
| |
| /** |
| * Deactivates the codec registrator. |
| */ |
| @After |
| public void tearDown() { |
| registrator.deactivate(); |
| } |
| |
| /** |
| * Tests encoding of a mapping key object. |
| */ |
| @Test |
| public void testMappingKeyEncode() { |
| |
| MappingAddress address = MappingAddresses.ipv4MappingAddress(IPV4_PREFIX); |
| |
| MappingKey key = DefaultMappingKey.builder() |
| .withAddress(address) |
| .build(); |
| |
| ObjectNode keyJson = keyCodec.encode(key, context); |
| assertThat(keyJson, MappingKeyJsonMatcher.matchesMappingKey(key)); |
| } |
| |
| /** |
| * Tests decoding of a mapping key JSON object. |
| */ |
| @Test |
| public void testMappingKeyDecode() throws IOException { |
| MappingKey key = getKey("MappingKey.json"); |
| assertThat(key.address().toString(), |
| is("IPV4:" + IPV4_STRING + "/" + PORT_STRING)); |
| } |
| |
| /** |
| * Hamcrest matcher for mapping key. |
| */ |
| public static final class MappingKeyJsonMatcher |
| extends TypeSafeDiagnosingMatcher<JsonNode> { |
| |
| private final MappingKey mappingKey; |
| |
| /** |
| * A default constructor. |
| * |
| * @param mappingKey mapping key |
| */ |
| private MappingKeyJsonMatcher(MappingKey mappingKey) { |
| this.mappingKey = mappingKey; |
| } |
| |
| @Override |
| protected boolean matchesSafely(JsonNode jsonNode, Description description) { |
| |
| // check address |
| final JsonNode jsonAddressNode = jsonNode.get(MappingKeyCodec.ADDRESS); |
| |
| assertThat(jsonAddressNode, |
| MappingAddressJsonMatcher.matchesMappingAddress(mappingKey.address())); |
| |
| return true; |
| } |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText(mappingKey.toString()); |
| } |
| |
| /** |
| * Factory to allocate a mapping treatment. |
| * |
| * @param mappingKey mapping treatment object we are looking for |
| * @return matcher |
| */ |
| static MappingKeyJsonMatcher matchesMappingKey(MappingKey mappingKey) { |
| return new MappingKeyJsonMatcher(mappingKey); |
| } |
| } |
| |
| /** |
| * Reads in a mapping key from the given resource and decodes it. |
| * |
| * @param resourceName resource to use to read the JSON for the rule |
| * @return decoded mappingKey |
| * @throws IOException if processing the resource fails |
| */ |
| private MappingKey getKey(String resourceName) throws IOException { |
| InputStream jsonStream = MappingKeyCodecTest.class.getResourceAsStream(resourceName); |
| JsonNode json = context.mapper().readTree(jsonStream); |
| assertThat(json, notNullValue()); |
| MappingKey key = keyCodec.decode((ObjectNode) json, context); |
| assertThat(key, notNullValue()); |
| return key; |
| } |
| } |