com.difference.historybook.proxy.littleproxy.LittleProxyResponseTest.java Source code

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Here is the source code for com.difference.historybook.proxy.littleproxy.LittleProxyResponseTest.java

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/*
 * Copyright 2016 Andrew W. Buchanan (buchanan@difference.com)
 * 
 * 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 com.difference.historybook.proxy.littleproxy;

import static org.junit.Assert.*;
import static org.mockito.Mockito.*;

import java.util.Map;

import org.junit.Test;

import com.google.common.base.Charsets;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.PooledByteBufAllocator;
import io.netty.buffer.UnpooledByteBufAllocator;
import io.netty.handler.codec.http.DefaultHttpHeaders;
import io.netty.handler.codec.http.FullHttpResponse;
import io.netty.handler.codec.http.HttpResponseStatus;

public class LittleProxyResponseTest {

    @Test
    public void testGetStatus() {
        FullHttpResponse response = mock(FullHttpResponse.class);
        when(response.getStatus()).thenReturn(HttpResponseStatus.ACCEPTED);

        LittleProxyResponse lpr = new LittleProxyResponse(response);
        assertEquals(HttpResponseStatus.ACCEPTED.code(), lpr.getStatus());
    }

    @Test
    public void testGetHeaders() {
        DefaultHttpHeaders headers = new DefaultHttpHeaders();
        headers.add("header1", "value1");
        headers.add("header2", "value2");

        FullHttpResponse response = mock(FullHttpResponse.class);
        when(response.headers()).thenReturn(headers);

        LittleProxyResponse lpr = new LittleProxyResponse(response);
        Map<String, String> responseHeaders = lpr.getHeaders();
        assertEquals(2, responseHeaders.size());
        assertEquals("value1", responseHeaders.get("header1"));
        assertEquals("value2", responseHeaders.get("header2"));
    }

    @Test
    public void testGetContent() {
        String msg = "This is a test";
        testGetContent(msg, UnpooledByteBufAllocator.DEFAULT.heapBuffer(msg.getBytes(Charsets.UTF_8).length));
    }

    @Test
    public void testGetContentWithNoBackingArray() {
        testGetContent("This is a test", PooledByteBufAllocator.DEFAULT.compositeBuffer());
    }

    private void testGetContent(String msg, ByteBuf buffer) {
        FullHttpResponse response = mock(FullHttpResponse.class);
        byte[] bytes = msg.getBytes(Charsets.UTF_8);
        buffer.writeBytes(bytes, 0, bytes.length);
        when(response.content()).thenReturn(buffer);

        LittleProxyResponse lpr = new LittleProxyResponse(response);
        assertArrayEquals(bytes, lpr.getContent());
    }
}