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// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package ai.vespa.hosted.client;
import org.apache.hc.client5.http.protocol.HttpClientContext;
import org.apache.hc.core5.http.ClassicHttpRequest;
import org.apache.hc.core5.http.ClassicHttpResponse;
import org.apache.hc.core5.http.ContentType;
import org.apache.hc.core5.http.io.entity.HttpEntities;
import org.apache.hc.core5.http.message.BasicClassicHttpResponse;
import java.io.IOException;
import java.util.ArrayDeque;
import java.util.Deque;
import java.util.function.Function;
/**
* @author jonmv
*/
public class MockConfigServerClient extends AbstractConfigServerClient {
private final Deque<Expectation> expectations = new ArrayDeque<>();
@Override
protected ClassicHttpResponse execute(ClassicHttpRequest request, HttpClientContext context) throws IOException {
Expectation expectation = expectations.poll();
if (expectation == null)
throw new AssertionError("No further requests expected, but got " + request);
return expectation.handle(request);
}
@Override
public void close() {
if ( ! expectations.isEmpty())
throw new AssertionError(expectations.size() + " more requests were expected");
}
public void expect(Expectation expectation) {
expectations.add(expectation);
}
public void expect(int status, Function<ClassicHttpRequest, String> mapper) {
expect(request -> {
BasicClassicHttpResponse response = new BasicClassicHttpResponse(status);
response.setEntity(HttpEntities.create(mapper.apply(request), ContentType.APPLICATION_JSON));
return response;
});
}
@FunctionalInterface
public interface Expectation {
ClassicHttpResponse handle(ClassicHttpRequest request) throws IOException;
}
}
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