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// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
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package org.apache.juneau.transforms;

import static org.junit.Assert.*;

import org.apache.juneau.*;
import org.apache.juneau.html.*;
import org.apache.juneau.http.*;
import org.apache.juneau.json.*;
import org.apache.juneau.serializer.*;
import org.apache.juneau.transform.*;
import org.apache.juneau.xml.*;
import org.junit.*;

/**
 * Tests the example code in the PojoSwap class.
 */
public class PojoSwapTest {

	public static class MyPojo {}

	public static class MyJsonSwap extends PojoSwap<MyPojo,String> {

		@Override
		public MediaType[] forMediaTypes() {
			return MediaType.forStrings("*/json");
		}

		@Override
		public String swap(BeanSession session, MyPojo o) throws Exception {
			return "It's JSON!";
		}
	}

	public static class MyXmlSwap extends PojoSwap<MyPojo,String> {

		@Override
		public MediaType[] forMediaTypes() {
			return MediaType.forStrings("*/xml");
		}

		@Override
		public String swap(BeanSession session, MyPojo o) throws Exception {
			return "It's XML!";
		}
	}

	public static class MyOtherSwap extends PojoSwap<MyPojo,String> {

		@Override
		public MediaType[] forMediaTypes() {
			return MediaType.forStrings("*/*");
		}

		@Override
		public String swap(BeanSession session, MyPojo o) throws Exception {
			return "It's something else!";
		}
	}

	@Test
	public void doTest() throws Exception {

		SerializerGroup g = SerializerGroup.create()
			.append(JsonSerializer.class, XmlSerializer.class, HtmlSerializer.class)
			.sq()
			.pojoSwaps(MyJsonSwap.class, MyXmlSwap.class, MyOtherSwap.class)
			.build();

		MyPojo myPojo = new MyPojo();

		String json = g.getWriterSerializer("text/json").serialize(myPojo);
		assertEquals("'It\\'s JSON!'", json);

		String xml = g.getWriterSerializer("text/xml").serialize(myPojo);
		assertEquals("<string>It's XML!</string>", xml);

		String html = g.getWriterSerializer("text/html").serialize(myPojo);
		assertEquals("<string>It's something else!</string>", html);
	}
}