at.ac.univie.isc.asio.tool.MediaTypeSerializerTest.java Source code

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Here is the source code for at.ac.univie.isc.asio.tool.MediaTypeSerializerTest.java

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/*
 * #%L
 * asio server
 * %%
 * Copyright (C) 2013 - 2015 Research Group Scientific Computing, University of Vienna
 * %%
 * 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.
 * #L%
 */
package at.ac.univie.isc.asio.tool;

import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonGenerator;
import org.junit.Test;

import javax.ws.rs.core.MediaType;
import java.io.IOException;
import java.io.StringWriter;
import java.util.Collections;

import static org.hamcrest.Matchers.endsWith;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.startsWith;
import static org.junit.Assert.assertThat;

public class MediaTypeSerializerTest {
    private final StringWriter sink;
    private final JsonGenerator generator;

    private final MediaTypeSerializer subject;

    public MediaTypeSerializerTest() throws IOException {
        sink = new StringWriter();
        generator = new JsonFactory().createGenerator(sink);
        subject = new MediaTypeSerializer();
    }

    @Test
    public void should_write_type_as_first_part_of_value() throws Exception {
        final MediaType input = new MediaType("text", "test");
        assertThat(serialize(input), startsWith("\"text/"));
    }

    @Test
    public void should_write_sub_type_as_second_part_of_value() throws Exception {
        final MediaType input = new MediaType("text", "test");
        assertThat(serialize(input), endsWith("/test\""));
    }

    @Test
    public void should_omit_mime_properties() throws Exception {
        final MediaType input = new MediaType("text", "test", Collections.singletonMap("param", "value"));
        assertThat(serialize(input), equalTo("\"text/test\""));
    }

    @Test
    public void should_omit_charset_parameter() throws Exception {
        final MediaType input = MediaType.APPLICATION_JSON_TYPE.withCharset("utf-8");
        assertThat(serialize(input), equalTo("\"application/json\""));
    }

    @Test
    public void should_write_wildcard_type() throws Exception {
        assertThat(serialize(MediaType.WILDCARD_TYPE), equalTo("\"*/*\""));
    }

    private String serialize(final MediaType input) throws IOException {
        subject.serialize(input, generator, null);
        generator.flush();
        return sink.toString();
    }
}