TestBasicHttpProcessor.java

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 * to you under the Apache License, Version 2.0 (the
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 * KIND, either express or implied.  See the License for the
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package org.apache.ogt.http.protocol;

import java.io.IOException;

import junit.framework.TestCase;

import org.apache.ogt.http.HttpException;
import org.apache.ogt.http.HttpRequest;
import org.apache.ogt.http.HttpRequestInterceptor;
import org.apache.ogt.http.protocol.BasicHttpProcessor;
import org.apache.ogt.http.protocol.HttpContext;

/**
 */
public class TestBasicHttpProcessor extends TestCase {

    static class TestHttpRequestInterceptorPlaceHolder implements HttpRequestInterceptor {

        public void process(
                HttpRequest request,
                HttpContext context) throws HttpException, IOException {
        }
    }

    // ------------------------------------------------------------ Constructor
    public TestBasicHttpProcessor(String testName) {
        super(testName);
    }

    // ------------------------------------------------------- TestCase Methods

    public void testAddFirstRequestInterceptorNull() {
        HttpRequestInterceptor itcp = null;
        BasicHttpProcessor instance = new BasicHttpProcessor();

        instance.addRequestInterceptor(itcp, 0);
        int itcpCount = instance.getRequestInterceptorCount();
        assertEquals(0, itcpCount);
        assertEquals(null, instance.getRequestInterceptor(0));
    }

    public void testAddFirstRequestInterceptor() {
        HttpRequestInterceptor itcp1 = new TestHttpRequestInterceptorPlaceHolder();
        HttpRequestInterceptor itcp2 = new TestHttpRequestInterceptorPlaceHolder();
        BasicHttpProcessor instance = new BasicHttpProcessor();

        assertEquals(0, instance.getRequestInterceptorCount());
        instance.addRequestInterceptor(itcp1);
        assertEquals(1, instance.getRequestInterceptorCount());
        assertSame(itcp1, instance.getRequestInterceptor(0));

        instance.addRequestInterceptor(itcp2, 0);
        assertEquals(2, instance.getRequestInterceptorCount());
        assertSame(itcp2, instance.getRequestInterceptor(0));
        assertSame(itcp1, instance.getRequestInterceptor(1));
    }

    public void testAddTailRequestInterceptorNull() {
        HttpRequestInterceptor itcp = null;
        BasicHttpProcessor instance = new BasicHttpProcessor();

        instance.addRequestInterceptor(itcp, 0);
        int itcpCount = instance.getRequestInterceptorCount();
        assertEquals(0, itcpCount);
        assertEquals(null, instance.getRequestInterceptor(itcpCount - 1));
    }

    public void testAddTailRequestInterceptor() {
        HttpRequestInterceptor itcp1 = new TestHttpRequestInterceptorPlaceHolder();
        HttpRequestInterceptor itcp2 = new TestHttpRequestInterceptorPlaceHolder();
        BasicHttpProcessor instance = new BasicHttpProcessor();

        instance.addRequestInterceptor(itcp1);
        assertEquals(1, instance.getRequestInterceptorCount());
        assertSame(itcp1, instance.getRequestInterceptor(0));

        instance.addRequestInterceptor(itcp2, 1);
        int itcpCount = instance.getRequestInterceptorCount();
        assertEquals(2, itcpCount);
        assertSame(itcp1, instance.getRequestInterceptor(0));
        assertSame(itcp2, instance.getRequestInterceptor(itcpCount - 1));
    }

    public void testClearByClass() {
        // remove a present class
        HttpRequestInterceptor itcp1 = new TestHttpRequestInterceptorPlaceHolder();
        HttpRequestInterceptor itcp2 = new TestHttpRequestInterceptorPlaceHolder();
        HttpRequestInterceptor itcp3 = new HttpRequestInterceptor() {

            public void process(
                    HttpRequest request,
                    HttpContext context) throws HttpException, IOException {
            }

        };
        BasicHttpProcessor instance = new BasicHttpProcessor();
        instance.addRequestInterceptor(itcp1);
        instance.addRequestInterceptor(itcp2);
        instance.addRequestInterceptor(itcp3);
        instance.removeRequestInterceptorByClass(itcp1.getClass());
        assertEquals(1, instance.getRequestInterceptorCount());
        instance.removeRequestInterceptorByClass(itcp3.getClass());
        assertEquals(0, instance.getRequestInterceptorCount());

        // remove a not present class
        instance.addRequestInterceptor(itcp1);
        instance.addRequestInterceptor(itcp2);
        instance.removeRequestInterceptorByClass(Integer.class);
        assertEquals(2, instance.getRequestInterceptorCount());
    }

}