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* the Apache License, Version 2.0 (the "License"); you may
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* 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
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package org.elasticsearch.rest.action;
import org.elasticsearch.common.bytes.BytesArray;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.rest.BytesRestResponse;
import org.elasticsearch.rest.RestResponse;
import org.elasticsearch.rest.RestStatus;
import org.elasticsearch.test.ESTestCase;
import org.elasticsearch.test.rest.FakeRestChannel;
import org.elasticsearch.test.rest.FakeRestRequest;
import org.elasticsearch.transport.TransportResponse;
import org.elasticsearch.transport.TransportResponse.Empty;
import java.util.concurrent.atomic.AtomicReference;
public class RestBuilderListenerTests extends ESTestCase {
public void testXContentBuilderClosedInBuildResponse() throws Exception {
AtomicReference<XContentBuilder> builderAtomicReference = new AtomicReference<>();
RestBuilderListener<TransportResponse.Empty> builderListener =
new RestBuilderListener<Empty>(new FakeRestChannel(new FakeRestRequest(), randomBoolean(), 1)) {
@Override
public RestResponse buildResponse(Empty empty, XContentBuilder builder) throws Exception {
builderAtomicReference.set(builder);
builder.close();
return new BytesRestResponse(RestStatus.OK, BytesRestResponse.TEXT_CONTENT_TYPE, BytesArray.EMPTY);
}
};
builderListener.buildResponse(Empty.INSTANCE);
assertNotNull(builderAtomicReference.get());
assertTrue(builderAtomicReference.get().generator().isClosed());
}
public void testXContentBuilderNotClosedInBuildResponseAssertionsDisabled() throws Exception {
AtomicReference<XContentBuilder> builderAtomicReference = new AtomicReference<>();
RestBuilderListener<TransportResponse.Empty> builderListener =
new RestBuilderListener<Empty>(new FakeRestChannel(new FakeRestRequest(), randomBoolean(), 1)) {
@Override
public RestResponse buildResponse(Empty empty, XContentBuilder builder) throws Exception {
builderAtomicReference.set(builder);
return new BytesRestResponse(RestStatus.OK, BytesRestResponse.TEXT_CONTENT_TYPE, BytesArray.EMPTY);
}
@Override
boolean assertBuilderClosed(XContentBuilder xContentBuilder) {
// don't check the actual builder being closed so we can test auto close
return true;
}
};
builderListener.buildResponse(Empty.INSTANCE);
assertNotNull(builderAtomicReference.get());
assertTrue(builderAtomicReference.get().generator().isClosed());
}
public void testXContentBuilderNotClosedInBuildResponseAssertionsEnabled() throws Exception {
assumeTrue("tests are not being run with assertions", RestBuilderListener.class.desiredAssertionStatus());
RestBuilderListener<TransportResponse.Empty> builderListener =
new RestBuilderListener<Empty>(new FakeRestChannel(new FakeRestRequest(), randomBoolean(), 1)) {
@Override
public RestResponse buildResponse(Empty empty, XContentBuilder builder) throws Exception {
return new BytesRestResponse(RestStatus.OK, BytesRestResponse.TEXT_CONTENT_TYPE, BytesArray.EMPTY);
}
};
AssertionError error = expectThrows(AssertionError.class, () -> builderListener.buildResponse(Empty.INSTANCE));
assertEquals("callers should ensure the XContentBuilder is closed themselves", error.getMessage());
}
}