/*
* Copyright 2002-2016 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.util;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;
import org.junit.Test;
import org.springframework.core.convert.ConversionService;
import org.springframework.core.convert.support.DefaultConversionService;
import static java.util.Collections.*;
import static org.junit.Assert.*;
/**
* Unit tests for {@link MimeType}.
*
* @author Arjen Poutsma
* @author Juergen Hoeller
* @author Sam Brannen
*/
public class MimeTypeTests {
@Test(expected = IllegalArgumentException.class)
public void slashInSubtype() {
new MimeType("text", "/");
}
@Test(expected = InvalidMimeTypeException.class)
public void valueOfNoSubtype() {
MimeType.valueOf("audio");
}
@Test(expected = InvalidMimeTypeException.class)
public void valueOfNoSubtypeSlash() {
MimeType.valueOf("audio/");
}
@Test(expected = InvalidMimeTypeException.class)
public void valueOfIllegalType() {
MimeType.valueOf("audio(/basic");
}
@Test(expected = InvalidMimeTypeException.class)
public void valueOfIllegalSubtype() {
MimeType.valueOf("audio/basic)");
}
@Test(expected = InvalidMimeTypeException.class)
public void valueOfIllegalCharset() {
MimeType.valueOf("text/html; charset=foo-bar");
}
@Test
public void parseCharset() throws Exception {
String s = "text/html; charset=iso-8859-1";
MimeType mimeType = MimeType.valueOf(s);
assertEquals("Invalid type", "text", mimeType.getType());
assertEquals("Invalid subtype", "html", mimeType.getSubtype());
assertEquals("Invalid charset", StandardCharsets.ISO_8859_1, mimeType.getCharset());
}
@Test
public void parseQuotedCharset() {
String s = "application/xml;charset=\"utf-8\"";
MimeType mimeType = MimeType.valueOf(s);
assertEquals("Invalid type", "application", mimeType.getType());
assertEquals("Invalid subtype", "xml", mimeType.getSubtype());
assertEquals("Invalid charset", StandardCharsets.UTF_8, mimeType.getCharset());
}
@Test
public void parseQuotedSeparator() {
String s = "application/xop+xml;charset=utf-8;type=\"application/soap+xml;action=\\\"http://x.y.z\\\"\"";
MimeType mimeType = MimeType.valueOf(s);
assertEquals("Invalid type", "application", mimeType.getType());
assertEquals("Invalid subtype", "xop+xml", mimeType.getSubtype());
assertEquals("Invalid charset", StandardCharsets.UTF_8, mimeType.getCharset());
assertEquals("\"application/soap+xml;action=\\\"http://x.y.z\\\"\"", mimeType.getParameter("type"));
}
@Test
public void withConversionService() {
ConversionService conversionService = new DefaultConversionService();
assertTrue(conversionService.canConvert(String.class, MimeType.class));
MimeType mimeType = MimeType.valueOf("application/xml");
assertEquals(mimeType, conversionService.convert("application/xml", MimeType.class));
}
@Test
public void includes() throws Exception {
MimeType textPlain = MimeTypeUtils.TEXT_PLAIN;
assertTrue("Equal types is not inclusive", textPlain.includes(textPlain));
MimeType allText = new MimeType("text");
assertTrue("All subtypes is not inclusive", allText.includes(textPlain));
assertFalse("All subtypes is inclusive", textPlain.includes(allText));
assertTrue("All types is not inclusive", MimeTypeUtils.ALL.includes(textPlain));
assertFalse("All types is inclusive", textPlain.includes(MimeTypeUtils.ALL));
assertTrue("All types is not inclusive", MimeTypeUtils.ALL.includes(textPlain));
assertFalse("All types is inclusive", textPlain.includes(MimeTypeUtils.ALL));
MimeType applicationSoapXml = new MimeType("application", "soap+xml");
MimeType applicationWildcardXml = new MimeType("application", "*+xml");
assertTrue(applicationSoapXml.includes(applicationSoapXml));
assertTrue(applicationWildcardXml.includes(applicationWildcardXml));
assertTrue(applicationWildcardXml.includes(applicationSoapXml));
assertFalse(applicationSoapXml.includes(applicationWildcardXml));
assertFalse(applicationWildcardXml.includes(MimeTypeUtils.APPLICATION_JSON));
}
@Test
public void isCompatible() throws Exception {
MimeType textPlain = MimeTypeUtils.TEXT_PLAIN;
assertTrue("Equal types is not compatible", textPlain.isCompatibleWith(textPlain));
MimeType allText = new MimeType("text");
assertTrue("All subtypes is not compatible", allText.isCompatibleWith(textPlain));
assertTrue("All subtypes is not compatible", textPlain.isCompatibleWith(allText));
assertTrue("All types is not compatible", MimeTypeUtils.ALL.isCompatibleWith(textPlain));
assertTrue("All types is not compatible", textPlain.isCompatibleWith(MimeTypeUtils.ALL));
assertTrue("All types is not compatible", MimeTypeUtils.ALL.isCompatibleWith(textPlain));
assertTrue("All types is compatible", textPlain.isCompatibleWith(MimeTypeUtils.ALL));
MimeType applicationSoapXml = new MimeType("application", "soap+xml");
MimeType applicationWildcardXml = new MimeType("application", "*+xml");
assertTrue(applicationSoapXml.isCompatibleWith(applicationSoapXml));
assertTrue(applicationWildcardXml.isCompatibleWith(applicationWildcardXml));
assertTrue(applicationWildcardXml.isCompatibleWith(applicationSoapXml));
assertTrue(applicationSoapXml.isCompatibleWith(applicationWildcardXml));
assertFalse(applicationWildcardXml.isCompatibleWith(MimeTypeUtils.APPLICATION_JSON));
}
@Test
public void testToString() throws Exception {
MimeType mimeType = new MimeType("text", "plain");
String result = mimeType.toString();
assertEquals("Invalid toString() returned", "text/plain", result);
}
@Test
public void parseMimeType() throws Exception {
String s = "audio/*";
MimeType mimeType = MimeTypeUtils.parseMimeType(s);
assertEquals("Invalid type", "audio", mimeType.getType());
assertEquals("Invalid subtype", "*", mimeType.getSubtype());
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeNoSubtype() {
MimeTypeUtils.parseMimeType("audio");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeNoSubtypeSlash() {
MimeTypeUtils.parseMimeType("audio/");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeTypeRange() {
MimeTypeUtils.parseMimeType("*/json");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeIllegalType() {
MimeTypeUtils.parseMimeType("audio(/basic");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeIllegalSubtype() {
MimeTypeUtils.parseMimeType("audio/basic)");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeMissingTypeAndSubtype() throws Exception {
MimeTypeUtils.parseMimeType(" ;a=b");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeEmptyParameterAttribute() {
MimeTypeUtils.parseMimeType("audio/*;=value");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeEmptyParameterValue() {
MimeTypeUtils.parseMimeType("audio/*;attr=");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeIllegalParameterAttribute() {
MimeTypeUtils.parseMimeType("audio/*;attr<=value");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeIllegalParameterValue() {
MimeTypeUtils.parseMimeType("audio/*;attr=v>alue");
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeIllegalCharset() {
MimeTypeUtils.parseMimeType("text/html; charset=foo-bar");
}
/**
* SPR-8917
*/
@Test
public void parseMimeTypeQuotedParameterValue() {
MimeType mimeType = MimeTypeUtils.parseMimeType("audio/*;attr=\"v>alue\"");
assertEquals("\"v>alue\"", mimeType.getParameter("attr"));
}
/**
* SPR-8917
*/
@Test
public void parseMimeTypeSingleQuotedParameterValue() {
MimeType mimeType = MimeTypeUtils.parseMimeType("audio/*;attr='v>alue'");
assertEquals("'v>alue'", mimeType.getParameter("attr"));
}
@Test(expected = InvalidMimeTypeException.class)
public void parseMimeTypeIllegalQuotedParameterValue() {
MimeTypeUtils.parseMimeType("audio/*;attr=\"");
}
@Test
public void parseMimeTypes() throws Exception {
String s = "text/plain, text/html, text/x-dvi, text/x-c";
List<MimeType> mimeTypes = MimeTypeUtils.parseMimeTypes(s);
assertNotNull("No mime types returned", mimeTypes);
assertEquals("Invalid amount of mime types", 4, mimeTypes.size());
mimeTypes = MimeTypeUtils.parseMimeTypes(null);
assertNotNull("No mime types returned", mimeTypes);
assertEquals("Invalid amount of mime types", 0, mimeTypes.size());
}
@Test
public void compareTo() {
MimeType audioBasic = new MimeType("audio", "basic");
MimeType audio = new MimeType("audio");
MimeType audioWave = new MimeType("audio", "wave");
MimeType audioBasicLevel = new MimeType("audio", "basic", singletonMap("level", "1"));
// equal
assertEquals("Invalid comparison result", 0, audioBasic.compareTo(audioBasic));
assertEquals("Invalid comparison result", 0, audio.compareTo(audio));
assertEquals("Invalid comparison result", 0, audioBasicLevel.compareTo(audioBasicLevel));
assertTrue("Invalid comparison result", audioBasicLevel.compareTo(audio) > 0);
List<MimeType> expected = new ArrayList<>();
expected.add(audio);
expected.add(audioBasic);
expected.add(audioBasicLevel);
expected.add(audioWave);
List<MimeType> result = new ArrayList<>(expected);
Random rnd = new Random();
// shuffle & sort 10 times
for (int i = 0; i < 10; i++) {
Collections.shuffle(result, rnd);
Collections.sort(result);
for (int j = 0; j < result.size(); j++) {
assertSame("Invalid media type at " + j + ", run " + i, expected.get(j), result.get(j));
}
}
}
@Test
public void compareToCaseSensitivity() {
MimeType m1 = new MimeType("audio", "basic");
MimeType m2 = new MimeType("Audio", "Basic");
assertEquals("Invalid comparison result", 0, m1.compareTo(m2));
assertEquals("Invalid comparison result", 0, m2.compareTo(m1));
m1 = new MimeType("audio", "basic", singletonMap("foo", "bar"));
m2 = new MimeType("audio", "basic", singletonMap("Foo", "bar"));
assertEquals("Invalid comparison result", 0, m1.compareTo(m2));
assertEquals("Invalid comparison result", 0, m2.compareTo(m1));
m1 = new MimeType("audio", "basic", singletonMap("foo", "bar"));
m2 = new MimeType("audio", "basic", singletonMap("foo", "Bar"));
assertTrue("Invalid comparison result", m1.compareTo(m2) != 0);
assertTrue("Invalid comparison result", m2.compareTo(m1) != 0);
}
/**
* SPR-13157
* @since 4.2
*/
@Test
public void equalsIsCaseInsensitiveForCharsets() {
MimeType m1 = new MimeType("text", "plain", singletonMap("charset", "UTF-8"));
MimeType m2 = new MimeType("text", "plain", singletonMap("charset", "utf-8"));
assertEquals(m1, m2);
assertEquals(m2, m1);
}
}