pulsar-proxy/src/test/java/org/apache/pulsar/proxy/server/AdminProxyHandlerTest.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.pulsar.proxy.server;

import static org.mockito.Mockito.*;

import org.eclipse.jetty.client.api.Request;
import org.testng.Assert;
import org.testng.annotations.Test;

import java.io.InputStream;
import java.io.ByteArrayOutputStream;
import java.lang.reflect.Field;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class AdminProxyHandlerTest {

    @Test
    public void replayableProxyContentProviderTest() throws Exception {

        AdminProxyHandler adminProxyHandler = new AdminProxyHandler(mock(ProxyConfiguration.class),
                mock(BrokerDiscoveryProvider.class));

        HttpServletRequest request = mock(HttpServletRequest.class);
        doReturn(-1).when(request).getContentLength();

        try {
            AdminProxyHandler.ReplayableProxyContentProvider replayableProxyContentProvider = adminProxyHandler.new ReplayableProxyContentProvider(
                    request, mock(HttpServletResponse.class), mock(Request.class), mock(InputStream.class));
            Field field = replayableProxyContentProvider.getClass().getDeclaredField("bodyBuffer");
            field.setAccessible(true);
            Assert.assertEquals(((ByteArrayOutputStream) field.get(replayableProxyContentProvider)).size(), 0);
        } catch (IllegalArgumentException e) {
            Assert.fail("IllegalArgumentException should not be thrown");
        }

    }
}