ConfigurationHelperTest.java

/*
 * Copyright 2015 Petr Bouda
 *
 * 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.
 */
package org.joyrest.context.helper;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;

import org.joyrest.context.helper.aspects.FirstInterceptor;
import org.joyrest.context.helper.aspects.SecondInterceptor;
import org.joyrest.context.helper.aspects.ThirdInterceptor;
import org.joyrest.context.helper.transformer.FirstReader;
import org.joyrest.context.helper.transformer.GeneralReader;
import org.joyrest.context.helper.transformer.SecondReader;
import org.joyrest.interceptor.Interceptor;
import org.joyrest.model.http.MediaType;
import org.joyrest.transform.Reader;
import org.junit.Test;
import static org.joyrest.context.helper.ConfigurationHelper.createTransformers;
import static org.joyrest.context.helper.ConfigurationHelper.sort;
import static org.junit.Assert.assertEquals;

public class ConfigurationHelperTest {

    @Test
    public void testSort() throws Exception {
        List<Interceptor> interceptors = Arrays.asList(new FirstInterceptor(), new ThirdInterceptor(), new SecondInterceptor());
        List<Interceptor> sorted = new ArrayList<>(sort(interceptors));

        assertEquals(FirstInterceptor.ORDER, sorted.get(0).getOrder());
        assertEquals(SecondInterceptor.ORDER, sorted.get(1).getOrder());
        assertEquals(ThirdInterceptor.ORDER, sorted.get(2).getOrder());
    }

    @Test
    public void testCreateTransformers() throws Exception {
        List<Reader> readers = Arrays.asList(new FirstReader(), new GeneralReader(), new SecondReader(), new GeneralReader());
        Map<Boolean, List<Reader>> transformers = createTransformers(readers);

        assertEquals(2, transformers.get(Boolean.TRUE).size());
        assertEquals(2, transformers.get(Boolean.FALSE).size());

        List<Reader> generalReaders = transformers.get(Boolean.TRUE);
        assertEquals(MediaType.of("reader/GENERAL"), generalReaders.get(0).getMediaType());
        assertEquals(MediaType.of("reader/GENERAL"), generalReaders.get(1).getMediaType());

        List<Reader> commonReaders = transformers.get(Boolean.FALSE);
        assertEquals(MediaType.of("reader/FIRST"), commonReaders.get(0).getMediaType());
        assertEquals(MediaType.of("reader/SECOND"), commonReaders.get(1).getMediaType());
    }
}