juneau-rest/juneau-rest-server-utest/src/test/java/org/apache/juneau/rest/annotation2/RestResourcePojoSwapsTest.java

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package org.apache.juneau.rest.annotation2;

import static org.apache.juneau.http.HttpMethodName.*;

import org.apache.juneau.*;
import org.apache.juneau.annotation.*;
import org.apache.juneau.http.annotation.Body;
import org.apache.juneau.http.annotation.Path;
import org.apache.juneau.json.*;
import org.apache.juneau.parser.*;
import org.apache.juneau.rest.annotation.*;
import org.apache.juneau.rest.mock2.*;
import org.apache.juneau.serializer.*;
import org.apache.juneau.transform.*;
import org.junit.*;
import org.junit.runners.*;

/**
 * Tests that validate the behavior of @Rest(pojoSwaps).
 */
@SuppressWarnings({})
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class RestResourcePojoSwapsTest {

	//=================================================================================================================
	// Basic tests
	//=================================================================================================================

	public static class A {
		public int f1;
	}

	public static class SwapA1 extends StringSwap<A> {
		@Override /* PojoSwap */
		public String swap(BeanSession session, A a) throws SerializeException {
			return "A1-" + a.f1;
		}
		@Override /* PojoSwap */
		public A unswap(BeanSession session, String in, ClassMeta<?> hint) throws ParseException {
			if (! in.startsWith("A1"))
				throw new RuntimeException("Invalid input for SwapA1!");
			A a = new A();
			a.f1 = Integer.parseInt(in.substring(3));
			return a;
		}
	}

	public static class SwapA2 extends StringSwap<A> {
		@Override /* PojoSwap */
		public String swap(BeanSession session, A a) throws SerializeException {
			return "A2-" + a.f1;
		}
		@Override /* PojoSwap */
		public A unswap(BeanSession session, String in, ClassMeta<?> hint) throws ParseException {
			if (! in.startsWith("A2"))
				throw new RuntimeException("Invalid input for SwapA2!");
			A a = new A();
			a.f1 = Integer.parseInt(in.substring(3));
			return a;
		}
	}

	public static class SwapA3 extends StringSwap<A> {
		@Override /* PojoSwap */
		public String swap(BeanSession session, A a) throws SerializeException {
			return "A3-" + a.f1;
		}
		@Override /* PojoSwap */
		public A unswap(BeanSession session, String in, ClassMeta<?> hint) throws ParseException {
			if (! in.startsWith("A3"))
				throw new RuntimeException("Invalid input for SwapA3!");
			A a = new A();
			a.f1 = Integer.parseInt(in.substring(3));
			return a;
		}
	}

	@Rest(serializers=SimpleJsonSerializer.class, parsers=JsonParser.class)
	@BeanConfig(pojoSwaps={SwapA1.class})
	public static class A01_Parent {}

	@Rest
	@BeanConfig(pojoSwaps={SwapA2.class})
	public static class A01 extends A01_Parent {

		@RestMethod(name=GET, path="/classTransformOverridesParentClassTransform")
		public A a01a() {
			return new A(); // Should return "A2-1".
		}
		@RestMethod(name=PUT, path="/classTransformOverridesParentClassTransform")
		public A a01b(@Body A a) {
			return a; // Should return "A2-1".
		}
		@RestMethod(name=PUT, path="/classTransformOverridesParentClassTransform/{a}")
		public A a01c(@Path("a") A a) {
			return a; // Should return "A2-1".
		}
		@RestMethod(name=GET, path="/methodTransformOverridesClassTransform", pojoSwaps={SwapA3.class})
		public A a02a() {
			return new A(); // Should return "A3-1".
		}
		@RestMethod(name=PUT, path="/methodTransformOverridesClassTransform", pojoSwaps={SwapA3.class})
		public A a02b(@Body A a) {
			return a; // Should return "A3-1".
		}
		@RestMethod(name=PUT, path="/methodTransformOverridesClassTransform/{a}", pojoSwaps={SwapA3.class})
		public A a02c(@Path("a") A a) {
			return a; // Should return "A3-1".
		}
	}
	static MockRest a = MockRest.build(A01.class);

	@Test
	public void a01_classTransformOverridesParentClassTransform() throws Exception {
		a.get("/classTransformOverridesParentClassTransform").json().execute().assertBody("'A2-0'");
		a.put("/classTransformOverridesParentClassTransform", "'A2-1'").json().execute().assertBody("'A2-1'");
		a.put("/classTransformOverridesParentClassTransform/A2-2", null).json().execute().assertBody("'A2-2'");
	}

	@Test
	public void a02_methodTransformOverridesClassTransform() throws Exception {
		a.get("/methodTransformOverridesClassTransform").json().execute().assertBody("'A3-0'");
		a.put("/methodTransformOverridesClassTransform", "'A3-1'").json().execute().assertBody("'A3-1'");
		a.put("/methodTransformOverridesClassTransform/A3-2", null).json().execute().assertBody("'A3-2'");
	}
}