Add simple unit tests for Base64
Change-Id: I22ef1eb63ae8ddb9884526099013979856ab7bd9 Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
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/*
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* Copyright (C) 2010, Google Inc.
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* and other copyright owners as documented in the project's IP log.
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*
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* This program and the accompanying materials are made available
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* under the terms of the Eclipse Distribution License v1.0 which
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* accompanies this distribution, is reproduced below, and is
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* available at http://www.eclipse.org/org/documents/edl-v10.php
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* - Neither the name of the Eclipse Foundation, Inc. nor the
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* names of its contributors may be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.eclipse.jgit.util;
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import static org.eclipse.jgit.util.Base64.decode;
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import static org.eclipse.jgit.util.Base64.encodeBytes;
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import junit.framework.TestCase;
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import org.eclipse.jgit.lib.Constants;
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public class Base64Test extends TestCase {
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public void testEncode() {
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assertEquals("aGkK", encodeBytes(b("hi\n")));
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assertEquals("AAECDQoJcQ==", encodeBytes(b("\0\1\2\r\n\tq")));
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}
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public void testDecode() {
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assertEquals(b("hi\n"), decode("aGkK"));
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assertEquals(b("\0\1\2\r\n\tq"), decode("AAECDQoJcQ=="));
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assertEquals(b("\0\1\2\r\n\tq"), decode("A A E\tC D\rQ o\nJ c Q=="));
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assertEquals(b("\u000EB"), decode("DkL="));
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}
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public void testDecodeFail_NonBase64Character() {
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try {
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decode("! a bad base64 string !");
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fail("Accepted bad string in decode");
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} catch (IllegalArgumentException fail) {
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// Expected
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}
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}
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public void testEncodeMatchesDecode() {
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String[] testStrings = { "", //
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"cow", //
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"a", //
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"a secret string", //
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"\0\1\2\r\n\t" //
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};
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for (String e : testStrings)
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assertEquals(b(e), decode(encodeBytes(b(e))));
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}
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private static void assertEquals(byte[] exp, byte[] act) {
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assertEquals(s(exp), s(act));
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}
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private static byte[] b(String str) {
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return Constants.encode(str);
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}
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private static String s(byte[] raw) {
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return RawParseUtils.decode(raw);
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}
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}
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