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/*
* Copyright 2017, gRPC Authors All rights reserved.
*
* 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 io.grpc.testing.integration;
import static junit.framework.TestCase.assertTrue;
import io.grpc.ManagedChannel;
import io.grpc.ManagedChannelBuilder;
import io.grpc.netty.NettyChannelBuilder;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.junit.runner.JUnitCore;
import org.junit.runner.Result;
import org.junit.runner.notification.Failure;
/**
* This servlet communicates with {@code grpc-test.sandbox.googleapis.com}, which is a server
* managed by the gRPC team. For more information, see
* <a href="https://github.com/grpc/grpc/blob/master/doc/interop-test-descriptions.md">
* Interoperability Test Case Descriptions</a>.
*/
@SuppressWarnings("serial")
public final class NettyClientInteropServlet extends HttpServlet {
private static final String INTEROP_TEST_ADDRESS = "grpc-test.sandbox.googleapis.com:443";
@Override
public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
resp.setContentType("text/plain");
PrintWriter writer = resp.getWriter();
writer.println("Test invoked at: ");
writer.println(new SimpleDateFormat("yyyy/MM/dd HH:mm:ss Z")
.format(Calendar.getInstance().getTime()));
Result result = new JUnitCore().run(Tester.class);
if (result.wasSuccessful()) {
resp.setStatus(200);
writer.println(
String.format(
"PASS! Tests ran %d, tests ignored %d",
result.getRunCount(),
result.getIgnoreCount()));
} else {
resp.setStatus(500);
writer.println(
String.format(
"FAILED! Tests ran %d, tests failed %d, tests ignored %d",
result.getRunCount(),
result.getFailureCount(),
result.getIgnoreCount()));
for (Failure failure : result.getFailures()) {
writer.println("================================");
writer.println(failure.getTestHeader());
Throwable thrown = failure.getException();
StringWriter stringWriter = new StringWriter();
PrintWriter printWriter = new PrintWriter(stringWriter);
thrown.printStackTrace(printWriter);
writer.println(stringWriter);
}
}
}
public static final class Tester extends AbstractInteropTest {
@Override
protected ManagedChannel createChannel() {
ManagedChannelBuilder<?> builder =
ManagedChannelBuilder.forTarget(INTEROP_TEST_ADDRESS)
.maxInboundMessageSize(AbstractInteropTest.MAX_MESSAGE_SIZE);
assertTrue(builder instanceof NettyChannelBuilder);
((NettyChannelBuilder) builder).flowControlWindow(65 * 1024);
return builder.build();
}
@Override
protected boolean metricsExpected() {
// Server-side metrics won't be found because the server is running remotely.
return false;
}
// grpc-test.sandbox.googleapis.com does not support these tests
@Override
public void customMetadata() { }
@Override
public void statusCodeAndMessage() { }
@Override
public void exchangeMetadataUnaryCall() { }
@Override
public void exchangeMetadataStreamingCall() { }
}
}
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