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 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
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package org.apache.causeway.core.metamodel.facets.param.layout.annotation;

import org.junit.jupiter.api.Test;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.notNullValue;

import org.apache.causeway.applib.annotation.LabelPosition;
import org.apache.causeway.applib.annotation.ParameterLayout;
import org.apache.causeway.core.metamodel.facetapi.Facet;
import org.apache.causeway.core.metamodel.facets.FacetFactoryTestAbstract;
import org.apache.causeway.core.metamodel.facets.objectvalue.labelat.LabelAtFacet;
import org.apache.causeway.core.metamodel.facets.param.layout.LabelAtFacetForParameterLayoutAnnotation;
import org.apache.causeway.core.metamodel.facets.param.layout.ParameterLayoutFacetFactory;

class LabelAtFacetForParameterLayoutAnnotationFactoryTest
extends FacetFactoryTestAbstract {

    @Test
    void parameterLayoutAnnotationPickedUp() {
        final ParameterLayoutFacetFactory facetFactory = new ParameterLayoutFacetFactory(getMetaModelContext());
        @SuppressWarnings("unused")
        class Customer {
            public void someAction(
                    @ParameterLayout(labelPosition = LabelPosition.LEFT)
                    final String foo) {}
        }
        parameterScenario(Customer.class, "someAction", 0, (processParameterContext, facetHolder, facetedMethod, facetedMethodParameter) -> {
            //when
            facetFactory.processParams(processParameterContext);
            //then
            final Facet facet = facetedMethodParameter.getFacet(LabelAtFacet.class);
            assertThat(facet, is(notNullValue()));
            assertThat(facet, is(instanceOf(LabelAtFacetForParameterLayoutAnnotation.class)));
            final LabelAtFacetForParameterLayoutAnnotation layoutAnnotation = (LabelAtFacetForParameterLayoutAnnotation) facet;
            assertThat(layoutAnnotation.label(), is(LabelPosition.LEFT));
        });
    }
}
