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 * Copyright 2016, Red Hat, Inc., and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * Licensed 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 under the License.
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package org.jboss.cdi.api.test.annotated;

import org.testng.Assert;
import org.testng.annotations.Test;

import javax.enterprise.inject.spi.Annotated;
import java.lang.annotation.Annotation;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.Set;

import static java.util.Arrays.asList;

public abstract class AbstractAnnotatedTest {

    @Test public void shouldFindAnnotationsOnAnnotated() {
        Annotated annotated = getAnnotated();

        Set<Repeater> repeaters = annotated.getAnnotations(Repeater.class);

        Assert.assertEquals(repeaters, new LinkedHashSet<>(asList(getAnnotationsByType(Repeater.class))));
    }

    @Test public void shouldReturnSingletonForNonRepeatableAnnotation() {
        Annotated annotated = getAnnotated();

        Set<Repeaters> repeaters = annotated.getAnnotations(Repeaters.class);

        Assert.assertEquals(repeaters, Collections.singleton(getAnnotation(Repeaters.class)));
    }

    protected abstract Annotated getAnnotated();
    protected abstract <T extends Annotation> T[] getAnnotationsByType(Class<T> annotationClass);
    protected abstract <T extends Annotation> T getAnnotation(Class<T> annotationClass);
}
