001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.fileupload2.core; 018 019import static org.junit.jupiter.api.Assertions.assertEquals; 020import static org.junit.jupiter.api.Assertions.assertThrows; 021 022import java.io.UnsupportedEncodingException; 023 024import org.junit.jupiter.api.Test; 025 026/** 027 * Use the online <a href="http://dogmamix.com/MimeHeadersDecoder/">MimeHeadersDecoder</a> to validate expected values. 028 */ 029public final class MimeUtilityTestCase { 030 031 private static void assertEncoded(final String expected, final String encoded) throws Exception { 032 assertEquals(expected, MimeUtils.decodeText(encoded)); 033 } 034 035 @Test 036 public void testDecodeInvalidEncoding() { 037 assertThrows(UnsupportedEncodingException.class, () -> MimeUtils.decodeText("=?invalid?B?xyz-?=")); 038 } 039 040 @Test 041 public void testDecodeIso88591Base64Encoded() throws Exception { 042 assertEncoded("If you can read this you understand the example.", 043 "=?ISO-8859-1?B?SWYgeW91IGNhbiByZWFkIHRoaXMgeW8=?= " + "=?ISO-8859-2?B?dSB1bmRlcnN0YW5kIHRoZSBleGFtcGxlLg==?=\"\r\n"); 044 } 045 046 @Test 047 public void testDecodeIso88591Base64EncodedWithWhiteSpace() throws Exception { 048 assertEncoded("If you can read this you understand the example.", 049 "=?ISO-8859-1?B?SWYgeW91IGNhbiByZWFkIHRoaXMgeW8=?=\t \r\n =?ISO-8859-" + "2?B?dSB1bmRlcnN0YW5kIHRoZSBleGFtcGxlLg==?=\"\r\n"); 050 } 051 052 @Test 053 public void testDecodeUtf8Base64Encoded() throws Exception { 054 assertEncoded(" h\u00e9! \u00e0\u00e8\u00f4u !!!", "=?UTF-8?B?IGjDqSEgw6DDqMO0dSAhISE=?="); 055 } 056 057 @Test 058 public void testDecodeUtf8QuotedPrintableEncoded() throws Exception { 059 assertEncoded(" h\u00e9! \u00e0\u00e8\u00f4u !!!", "=?UTF-8?Q?_h=C3=A9!_=C3=A0=C3=A8=C3=B4u_!!!?="); 060 } 061 062 @Test 063 public void testNoNeedToDecode() throws Exception { 064 assertEncoded("abc", "abc"); 065 } 066}