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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.handler;
import com.yahoo.jdisc.Response;
import com.yahoo.jdisc.test.NonWorkingContentChannel;
import org.junit.jupiter.api.Test;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.fail;
/**
* @author Simon Thoresen Hult
*/
public class FutureResponseTestCase {
@Test
void requireThatCancelIsUnsupported() {
FutureResponse future = new FutureResponse();
assertFalse(future.isCancelled());
try {
future.cancel(true);
fail();
} catch (UnsupportedOperationException e) {
}
assertFalse(future.isCancelled());
try {
future.cancel(false);
fail();
} catch (UnsupportedOperationException e) {
}
assertFalse(future.isCancelled());
}
@Test
void requireThatCompletionIsDoneWhenHandlerIsCalled() {
FutureResponse future = new FutureResponse();
assertFalse(future.isDone());
future.handleResponse(new Response(69));
assertTrue(future.isDone());
}
@Test
void requireThatResponseBecomesAvailable() throws Exception {
FutureResponse future = new FutureResponse();
try {
future.get(0, TimeUnit.MILLISECONDS);
fail();
} catch (TimeoutException e) {
}
Response response = new Response(Response.Status.OK);
future.handleResponse(response);
assertSame(response, future.get(0, TimeUnit.MILLISECONDS));
}
@Test
void requireThatResponseContentIsReturnedToCaller() throws Exception {
ContentChannel content = new NonWorkingContentChannel();
FutureResponse future = new FutureResponse(content);
Response response = new Response(Response.Status.OK);
assertSame(content, future.handleResponse(response));
}
@Test
void requireThatResponseCanBeListenedTo() throws InterruptedException {
FutureResponse response = new FutureResponse();
RunnableLatch listener = new RunnableLatch();
response.addListener(listener, Runnable::run);
assertFalse(listener.await(100, TimeUnit.MILLISECONDS));
response.handleResponse(new Response(Response.Status.OK));
assertTrue(listener.await(600, TimeUnit.SECONDS));
}
}
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