mediatypeprovidertest.java

resetful样式的ws样例,一种面向资源的webservices服务

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package com.sun.jersey.impl.http.header.provider;

import com.sun.jersey.impl.provider.header.MediaTypeProvider;
import java.util.HashMap;
import junit.framework.*;
import javax.ws.rs.core.MediaType;

/**
 *
 * @author [e-mail]
 */
public class MediaTypeProviderTest extends TestCase {
    
    public MediaTypeProviderTest(String testName) {
        super(testName);
    }

    public void testToString() {
        MediaType header = new MediaType("application", "xml");
        MediaTypeProvider instance = new MediaTypeProvider();
        
        String expResult = "application/xml";
        String result = instance.toString(header);
        assertEquals(expResult, result);
    }
    
    public void testToStringWithParams() {
        HashMap<String, String> params = new HashMap<String, String>();
        params.put("charset", "utf8");
        MediaType header = new MediaType("application", "xml", params);
        MediaTypeProvider instance = new MediaTypeProvider();
        
        String expResult = "application/xml;charset=utf8";
        String result = instance.toString(header);
        assertEquals(expResult, result);
    }

    public void testFromString() throws Exception {
        MediaTypeProvider instance = new MediaTypeProvider();
        
        String header = "application/xml";
        MediaType result = instance.fromString(header);
        assertEquals(result.getType(), "application");
        assertEquals(result.getSubtype(), "xml");
        assertEquals(result.getParameters().size(), 0);
    }
    
    public void testFromStringWithParams() throws Exception {
        String header = "application/xml;charset=utf8";
        MediaTypeProvider instance = new MediaTypeProvider();
        
        MediaType result = instance.fromString(header);
        assertEquals(result.getType(), "application");
        assertEquals(result.getSubtype(), "xml");
        assertEquals(result.getParameters().size(), 1);
        assertTrue(result.getParameters().containsKey("charset"));
        assertEquals(result.getParameters().get("charset"), "utf8");
    }
    
    public void testWithQuotedParam() {
        HashMap<String, String> params = new HashMap<String, String>();
        params.put("foo", "\"bar\"");
        MediaType header = new MediaType("application", "xml", params);
        MediaTypeProvider instance = new MediaTypeProvider();
        
        String result = instance.toString(header);
        String expResult = "application/xml;foo=\"\\\"bar\\\"\"";
        assertEquals(expResult, result);
        
        MediaType m = instance.fromString(result);
        assertEquals("\"bar\"", m.getParameters().get("foo"));
    }    
}