/*
* Copyright 2002-2014 the original author or authors.
*
* 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.springframework.http.converter;
import java.io.IOException;
import java.nio.charset.Charset;
import junit.framework.TestCase;
import org.springframework.http.MediaType;
import org.springframework.http.MockHttpInputMessage;
import org.springframework.http.MockHttpOutputMessage;
import android.test.suitebuilder.annotation.SmallTest;
/**
* @author Arjen Poutsma
* @author Roy Clarkson
*/
public abstract class AbstractStringHttpMessageConverterTests extends TestCase {
protected StringHttpMessageConverter converter;
protected abstract StringHttpMessageConverter getStringHttpMessageConverter();
@Override
public void setUp() throws Exception {
super.setUp();
this.converter = getStringHttpMessageConverter();
}
@Override
public void tearDown() {
this.converter = null;
}
@SmallTest
public void testCanRead() {
assertTrue(this.converter.canRead(String.class, new MediaType("text", "plain")));
}
@SmallTest
public void testCanWrite() {
assertTrue(this.converter.canWrite(String.class, new MediaType("text", "plain")));
assertTrue(this.converter.canWrite(String.class, MediaType.ALL));
}
@SmallTest
public void testRead() throws IOException {
String body = "Hello World";
Charset charset = Charset.forName("UTF-8");
MockHttpInputMessage inputMessage = new MockHttpInputMessage(body.getBytes(charset.displayName()));
inputMessage.getHeaders().setContentType(new MediaType("text", "plain", charset));
String result = converter.read(String.class, inputMessage);
assertEquals("Invalid result", body, result);
}
@SmallTest
public void testWriteUTF8() throws IOException {
Charset utf8 = Charset.forName("UTF-8");
MediaType contentType = new MediaType("text", "plain", utf8);
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
String body = "H\u00e9llo W\u00f6rld";
converter.write(body, contentType, outputMessage);
assertEquals("Invalid result", body, outputMessage.getBodyAsString(utf8));
assertEquals("Invalid content-type", contentType, outputMessage.getHeaders().getContentType());
assertEquals("Invalid content-length", body.getBytes(utf8.displayName()).length,
outputMessage.getHeaders().getContentLength());
assertFalse("Invalid accept-charset", outputMessage.getHeaders().getAcceptCharset().isEmpty());
}
// SPR-8867
@SmallTest
public void testWriteOverrideRequestedContentType() throws IOException {
Charset utf8 = Charset.forName("UTF-8");
MediaType requestedContentType = new MediaType("text", "html");
MockHttpOutputMessage outputMessage = new MockHttpOutputMessage();
MediaType contentType = new MediaType("text", "plain", utf8);
outputMessage.getHeaders().setContentType(contentType);
String body = "H\u00e9llo W\u00f6rld";
converter.write(body, requestedContentType, outputMessage);
assertEquals("Invalid result", body, outputMessage.getBodyAsString(utf8));
assertEquals("Invalid content-type", contentType, outputMessage.getHeaders().getContentType());
assertEquals("Invalid content-length", body.getBytes(utf8.displayName()).length,
outputMessage.getHeaders().getContentLength());
assertFalse("Invalid accept-charset", outputMessage.getHeaders().getAcceptCharset().isEmpty());
}
}