DefaultEncoderTest.java

/*
 * Copyright 2013 Netflix, Inc.
 *
 * 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 feign.codec;

import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;

import java.util.Arrays;
import java.util.Date;

import feign.RequestTemplate;

import static feign.Util.UTF_8;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

public class DefaultEncoderTest {

  @Rule
  public final ExpectedException thrown = ExpectedException.none();

  private final Encoder encoder = new Encoder.Default();

  @Test
  public void testEncodesStrings() throws Exception {
    String content = "This is my content";
    RequestTemplate template = new RequestTemplate();
    encoder.encode(content, String.class, template);
    assertEquals(content, new String(template.body(), UTF_8));
  }

  @Test
  public void testEncodesByteArray() throws Exception {
    byte[] content = {12, 34, 56};
    RequestTemplate template = new RequestTemplate();
    encoder.encode(content, byte[].class, template);
    assertTrue(Arrays.equals(content, template.body()));
  }

  @Test
  public void testRefusesToEncodeOtherTypes() throws Exception {
    thrown.expect(EncodeException.class);
    thrown.expectMessage("is not a type supported by this encoder.");

    encoder.encode(new Date(), Date.class, new RequestTemplate());
  }
}