TypicalLengthAnnotationFacetFactoryTest.java

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 *  to you under the Apache License, Version 2.0 (the
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package org.apache.isis.core.metamodel.facets.propparam.typicallength;

import java.lang.reflect.Method;

import org.apache.isis.applib.annotation.TypicalLength;
import org.apache.isis.core.metamodel.facetapi.Facet;
import org.apache.isis.core.metamodel.facets.FacetFactory.ProcessMethodContext;
import org.apache.isis.core.metamodel.facets.FacetFactory.ProcessParameterContext;
import org.apache.isis.core.metamodel.facets.param.typicallen.annotation.TypicalLengthFacetOnParameterAnnotation;
import org.apache.isis.core.metamodel.facets.param.typicallen.annotation.TypicalLengthFacetOnParameterAnnotationFactory;
import org.apache.isis.core.metamodel.facets.objectvalue.typicallen.TypicalLengthFacet;
import org.apache.isis.core.metamodel.facets.AbstractFacetFactoryTest;
import org.apache.isis.core.metamodel.facets.properties.typicallen.annotation.TypicalLengthOnPropertyFacetFactory;
import org.apache.isis.core.metamodel.facets.properties.typicallen.annotation.TypicalLengthFacetOnPropertyAnnotation;

public class TypicalLengthAnnotationFacetFactoryTest extends AbstractFacetFactoryTest {

    public void testTypicalLengthAnnotationPickedUpOnProperty() {
        final TypicalLengthOnPropertyFacetFactory facetFactory = new TypicalLengthOnPropertyFacetFactory();

        class Customer {
            @SuppressWarnings("unused")
            @TypicalLength(30)
            public String getFirstName() {
                return null;
            }
        }
        final Method method = findMethod(Customer.class, "getFirstName");

        facetFactory.process(new ProcessMethodContext(Customer.class, null, null, method, methodRemover, facetedMethod));

        final Facet facet = facetedMethod.getFacet(TypicalLengthFacet.class);
        assertNotNull(facet);
        assertTrue(facet instanceof TypicalLengthFacetOnPropertyAnnotation);
        final TypicalLengthFacetOnPropertyAnnotation typicalLengthFacetAnnotation = (TypicalLengthFacetOnPropertyAnnotation) facet;
        assertEquals(30, typicalLengthFacetAnnotation.value());
    }

    public void testTypicalLengthAnnotationPickedUpOnActionParameter() {
        final TypicalLengthFacetOnParameterAnnotationFactory facetFactory = new TypicalLengthFacetOnParameterAnnotationFactory();

        class Customer {
            @SuppressWarnings("unused")
            public void someAction(@TypicalLength(20) final int foo) {
            }
        }
        final Method method = findMethod(Customer.class, "someAction", new Class[] { int.class });

        facetFactory.processParams(new ProcessParameterContext(Customer.class, method, 0, null, facetedMethodParameter));

        final Facet facet = facetedMethodParameter.getFacet(TypicalLengthFacet.class);
        assertNotNull(facet);
        assertTrue(facet instanceof TypicalLengthFacetOnParameterAnnotation);
        final TypicalLengthFacetOnParameterAnnotation typicalLengthFacetAnnotation = (TypicalLengthFacetOnParameterAnnotation) facet;
        assertEquals(20, typicalLengthFacetAnnotation.value());
    }

}