Java tutorial
/* * TestContentTypeNormalizer.java * * Copyright (C) 2012 Jonathan Moore * * 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.chaplib; import static org.junit.Assert.*; import org.apache.http.HeaderElement; import org.apache.http.NameValuePair; import org.apache.http.message.BasicHeaderValueParser; import org.junit.Before; import org.junit.Test; public class TestContentTypeNormalizer { private ContentTypeNormalizer impl; @Before public void setUp() { impl = new ContentTypeNormalizer(); } /* * "Senders wishing to defeat this behavior MAY include a charset * parameter even when the charset is ISO-8859-1 and SHOULD do so * when it is known that it will not confuse the recipient." * http://www.w3.org/Protocols/rfc2616/rfc2616-sec3.html#sec3.4.1 */ @Test public void addsDefaultCharset() { String result = impl.normalize("text/plain"); HeaderElement elt = BasicHeaderValueParser.parseHeaderElement(result, null); assertNotNull(elt.getParameterByName("charset")); } @Test public void defaultCharsetIsIso_8859_1() { String result = impl.normalize("text/plain"); HeaderElement elt = BasicHeaderValueParser.parseHeaderElement(result, null); assertTrue("iso-8859-1".equalsIgnoreCase(elt.getParameterByName("charset").getValue())); } @Test public void doesNotAddCharsetIfOneExists() { String result = impl.normalize("text/plain;charset=utf-8"); HeaderElement elt = BasicHeaderValueParser.parseHeaderElement(result, null); int charsets = 0; for (NameValuePair pair : elt.getParameters()) { if ("charset".equalsIgnoreCase(pair.getName())) charsets++; } assertEquals(1, charsets); } @Test public void doesNotModifyExistingCharset() { String result = impl.normalize("text/plain;charset=utf-8"); HeaderElement elt = BasicHeaderValueParser.parseHeaderElement(result, null); assertEquals("utf-8", elt.getParameterByName("charset").getValue()); } }