juneau-core/juneau-core-utest/src/test/java/org/apache/juneau/a/rttests/RoundTripObjectsAsStringsTest.java

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

import static org.apache.juneau.testutils.TestUtils.*;
import static org.junit.Assert.*;

import org.apache.juneau.*;
import org.apache.juneau.parser.*;
import org.apache.juneau.serializer.*;
import org.apache.juneau.testutils.*;
import org.junit.*;

/**
 * Tests to ensure the valueOf(String), fromString(String), parse(String), and parseString(String) methods
 * are used correctly by parsers.
 */
@SuppressWarnings({"unused"})
public class RoundTripObjectsAsStringsTest extends RoundTripTest {

	public RoundTripObjectsAsStringsTest(String label, SerializerBuilder s, ParserBuilder p, int flags) throws Exception {
		super(label, s, p, flags);
	}

	//====================================================================================================
	// testBasic
	//====================================================================================================
	@Test
	public void testBasic() throws Exception {
		A t = new A().init();
		t = roundTrip(t);
		assertObjectEquals("{a1:{f:'1'},a2:{f:'2'},a3:{f:'3'},a4:{f:'4'}}", t);
	}

	public static class A {
		public A1 a1;
		public A2 a2;
		public A3 a3;
		public A4 a4;

		public A init() {
			a1 = new A1();
			a1.f = "1";
			a2 = new A2();
			a2.f = "2";
			a3 = new A3();
			a3.f = "3";
			a4 = new A4();
			a4.f = "4";
			return this;
		}
	}

	public static class A1 {
		public String f;
		public static A1 fromString(String s) {
			A1 x = new A1();
			x.f = s.substring(3);
			return x;
		}
		@Override /* Object */
		public String toString() {
			return "A1-" + f;
		}
	}

	public static class A2 {
		public String f;
		public static A2 valueOf(String s) {
			A2 x = new A2();
			x.f = s.substring(3);
			return x;
		}
		@Override /* Object */
		public String toString() {
			return "A2-" + f;
		}
	}

	public static class A3 {
		public String f;
		public static A3 parse(String s) {
			A3 x = new A3();
			x.f = s.substring(3);
			return x;
		}
		@Override /* Object */
		public String toString() {
			return "A3-" + f;
		}
	}

	public static class A4 {
		public String f;
		public static A4 parseString(String s) {
			A4 x = new A4();
			x.f = s.substring(3);
			return x;
		}
		@Override /* Object */
		public String toString() {
			return "A4-" + f;
		}
	}

	//====================================================================================================
	// testEnumWithOverriddenStringValue
	// The B1 enum should serialize as "X1" but the B2 enum should serialize as "X-1".
	//====================================================================================================
	@Test
	public void testEnumWithOverriddenStringValue() throws Exception {
		B t = new B().init();
		if (! returnOriginalObject) {
			Object r = getSerializer().serialize(t);
			assertTrue(TestUtils.toString(r).contains("X-2"));
		}
		t = roundTrip(t);
		assertObjectEquals("{b1:'X1',b2:'X-2'}", t);
	}

	public static class B {
		public B1 b1;
		public B2 b2;

		public B init() {
			b1 = B1.X1;
			b2 = B2.X2;
			return this;
		}

	}

	public static enum B1 {
		X1(1),
		X2(2),
		X3(3);

		private int i;
		B1(int i) {
			this.i = i;
		}
	}

	public static enum B2 {
		X1(1),
		X2(2),
		X3(3);

		private int i;
		B2(int i) {
			this.i = i;
		}

		@Override /* Object */
		public String toString() {
			return "X-" + i;
		}

		public static B2 fromString(String s) {
			return valueOf("X" + s.substring(2));
		}
	}

	//====================================================================================================
	// testMethodOrdering
	//====================================================================================================
	@Test
	public void testOrdering() throws Exception {
		C t = new C().init();
		t = roundTrip(t);
		assertObjectEquals("{c1:{f:'1'},c2:{f:'2'},c3:{f:'3'},c4:{f:'4'}}", t);
	}

	public static class C {
		public C1 c1;
		public C2 c2;
		public C3 c3;
		public C4 c4;

		public C init() {
			c1 = new C1();
			c1.f = "1";
			c2 = new C2();
			c2.f = "2";
			c3 = new C3();
			c3.f = "3";
			c4 = new C4();
			c4.f = "4";
			return this;
		}
	}

	public static class C1 {
		public String f;
		public static C2 valueOf(String s) {
			throw new RuntimeException("Shouldn't be called!");
		}
		public static C2 parse(String s) {
			throw new RuntimeException("Shouldn't be called!");
		}
		public static C2 parseString(String s) {
			throw new RuntimeException("Shouldn't be called!");
		}
		public static C1 fromString(String s) {
			C1 x = new C1();
			x.f = s.substring(3);
			return x;
		}

		@Override /* Object */
		public String toString() {
			return "C1-" + f;
		}
	}

	public static class C2 {
		public String f;
		public static C2 parse(String s) {
			throw new RuntimeException("Shouldn't be called!");
		}
		public static C2 parseString(String s) {
			throw new RuntimeException("Shouldn't be called!");
		}
		public static C2 valueOf(String s) {
			C2 x = new C2();
			x.f = s.substring(3);
			return x;
		}
		@Override /* Object */
		public String toString() {
			return "C2-" + f;
		}
	}

	public static class C3 {
		public String f;
		public static C2 parseString(String s) {
			throw new RuntimeException("Shouldn't be called!");
		}
		public static C3 parse(String s) {
			C3 x = new C3();
			x.f = s.substring(3);
			return x;
		}
		@Override /* Object */
		public String toString() {
			return "C3-" + f;
		}
	}

	public static class C4 {
		public String f;
		public static C4 parseString(String s) {
			C4 x = new C4();
			x.f = s.substring(3);
			return x;
		}
		@Override /* Object */
		public String toString() {
			return "C4" + f;
		}
	}
}