juneau-core/juneau-core-utest/src/test/java/org/apache/juneau/uon/UonConfigAnnotationTest.java

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package org.apache.juneau.uon;

import static org.junit.Assert.*;

import java.util.function.*;

import org.apache.juneau.*;
import org.apache.juneau.reflect.*;
import org.apache.juneau.svl.*;
import org.apache.juneau.uon.annotation.*;
import org.junit.*;

/**
 * Tests the @UonConfig annotation.
 */
public class UonConfigAnnotationTest {

	private static void check(String expected, Object o) {
		assertEquals(expected, TO_STRING.apply(o));
	}

	private static final Function<Object,String> TO_STRING = new Function<Object,String>() {
		@Override
		public String apply(Object t) {
			return t.toString();
		}
	};

	static VarResolverSession sr = VarResolver.create().vars(XVar.class).build().createSession();

	//-----------------------------------------------------------------------------------------------------------------
	// Basic tests
	//-----------------------------------------------------------------------------------------------------------------

	@UonConfig(
		addBeanTypes="$X{true}",
		decoding="$X{true}",
		encoding="$X{true}",
		paramFormat="$X{UON}",
		validateEnd="$X{true}"
	)
	static class A {}
	static ClassInfo a = ClassInfo.of(A.class);

	@Test
	public void basicSerializer() throws Exception {
		AnnotationList al = a.getAnnotationList(null);
		UonSerializerSession x = UonSerializer.create().applyAnnotations(al, sr).build().createSession();
		check("true", x.isAddBeanTypes());
		check("true", x.isEncoding());
		check("UON", x.getParamFormat());
	}

	@Test
	public void basicParser() throws Exception {
		AnnotationList al = a.getAnnotationList(null);
		UonParserSession x = UonParser.create().applyAnnotations(al, sr).build().createSession();
		check("true", x.isDecoding());
		check("true", x.isValidateEnd());
	}

	//-----------------------------------------------------------------------------------------------------------------
	// Annotation with no values.
	//-----------------------------------------------------------------------------------------------------------------

	@UonConfig()
	static class B {}
	static ClassInfo b = ClassInfo.of(B.class);

	@Test
	public void noValuesSerializer() throws Exception {
		AnnotationList al = b.getAnnotationList(null);
		UonSerializerSession x = UonSerializer.create().applyAnnotations(al, sr).build().createSession();
		check("false", x.isAddBeanTypes());
		check("false", x.isEncoding());
		check("UON", x.getParamFormat());
	}

	@Test
	public void noValuesParser() throws Exception {
		AnnotationList al = b.getAnnotationList(null);
		UonParserSession x = UonParser.create().applyAnnotations(al, sr).build().createSession();
		check("false", x.isDecoding());
		check("false", x.isValidateEnd());
	}

	//-----------------------------------------------------------------------------------------------------------------
	// No annotation.
	//-----------------------------------------------------------------------------------------------------------------

	static class C {}
	static ClassInfo c = ClassInfo.of(C.class);

	@Test
	public void noAnnotationSerializer() throws Exception {
		AnnotationList al = c.getAnnotationList(null);
		UonSerializerSession x = UonSerializer.create().applyAnnotations(al, sr).build().createSession();
		check("false", x.isAddBeanTypes());
		check("false", x.isEncoding());
		check("UON", x.getParamFormat());
	}

	@Test
	public void noAnnotationParser() throws Exception {
		AnnotationList al = c.getAnnotationList(null);
		UonParserSession x = UonParser.create().applyAnnotations(al, sr).build().createSession();
		check("false", x.isDecoding());
		check("false", x.isValidateEnd());
	}
}