| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.flink.statefun.flink.io.kafka.binders.ingress.v1; |
| |
| import static org.hamcrest.Matchers.hasItem; |
| import static org.hamcrest.Matchers.instanceOf; |
| import static org.junit.Assert.assertThat; |
| |
| import com.google.protobuf.Message; |
| import java.net.URL; |
| import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper; |
| import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.dataformat.yaml.YAMLFactory; |
| import org.apache.flink.statefun.extensions.ComponentJsonObject; |
| import org.apache.flink.statefun.flink.io.common.AutoRoutableProtobufRouter; |
| import org.apache.flink.statefun.flink.io.testutils.TestModuleBinder; |
| import org.apache.flink.statefun.sdk.io.IngressIdentifier; |
| import org.apache.flink.statefun.sdk.kafka.KafkaIngressSpec; |
| import org.junit.Test; |
| |
| public class RoutableKafkaIngressBinderV1Test { |
| |
| private static final ObjectMapper OBJ_MAPPER = new ObjectMapper(new YAMLFactory()); |
| |
| private static final String SPEC_YAML_PATH = "kafka-io-binders/routable-kafka-ingress-v1.yaml"; |
| |
| @Test |
| public void exampleUsage() throws Exception { |
| final ComponentJsonObject component = loadComponentJsonObject(SPEC_YAML_PATH); |
| final TestModuleBinder testModuleBinder = new TestModuleBinder(); |
| |
| RoutableKafkaIngressBinderV1.INSTANCE.bind(component, testModuleBinder); |
| |
| final IngressIdentifier<Message> expectedIngressId = |
| new IngressIdentifier<>(Message.class, "com.foo.bar", "test-ingress"); |
| assertThat(testModuleBinder.getIngress(expectedIngressId), instanceOf(KafkaIngressSpec.class)); |
| assertThat( |
| testModuleBinder.getRouters(expectedIngressId), |
| hasItem(instanceOf(AutoRoutableProtobufRouter.class))); |
| } |
| |
| private static ComponentJsonObject loadComponentJsonObject(String yamlPath) throws Exception { |
| final URL url = RoutableKafkaIngressBinderV1Test.class.getClassLoader().getResource(yamlPath); |
| final ObjectNode componentObject = OBJ_MAPPER.readValue(url, ObjectNode.class); |
| return new ComponentJsonObject(componentObject); |
| } |
| } |