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CapabilityTest.java
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69 lines (57 loc) · 1.92 KB
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/**
* Copyright 2012-2020 The Feign Authors
*
* 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 feign;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.junit.Assert.assertThat;
import org.hamcrest.CoreMatchers;
import org.junit.Test;
import java.io.IOException;
import java.util.Arrays;
import feign.Request.Options;
public class CapabilityTest {
private class AClient implements Client {
public AClient(Client client) {}
@Override
public Response execute(Request request, Options options) throws IOException {
return null;
}
}
private class BClient implements Client {
public BClient(Client client) {
if (!(client instanceof AClient)) {
throw new RuntimeException("Test is chaing invokations, expected AClient instace here");
}
}
@Override
public Response execute(Request request, Options options) throws IOException {
return null;
}
}
@Test
public void enrichClient() {
Client enriched = Capability.enrich(new Client.Default(null, null), Arrays.asList(
new Capability() {
@Override
public Client enrich(Client client) {
return new AClient(client);
}
}, new Capability() {
@Override
public Client enrich(Client client) {
return new BClient(client);
}
}));
assertThat(enriched, CoreMatchers.instanceOf(BClient.class));
}
}