83 lines
2.5 KiB
Java
83 lines
2.5 KiB
Java
/**
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*
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* Copyright 2003-2007 Jive Software.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack.util;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertTrue;
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import static org.junit.Assert.fail;
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import org.junit.Test;
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/**
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* A test case for the SHA1 class.
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*/
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public class SHA1Test {
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@Test
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public void testHash() {
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// Test null
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// @TODO - should the StringUtils.hash(String) method be fixed to handle null input?
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try {
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SHA1.hex((String) null);
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fail();
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}
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catch (NullPointerException npe) {
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assertTrue(true);
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}
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// Test empty String
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String result = SHA1.hex("");
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assertEquals("da39a3ee5e6b4b0d3255bfef95601890afd80709", result);
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// Test a known hash
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String adminInHash = "d033e22ae348aeb5660fc2140aec35850c4da997";
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result = SHA1.hex("admin");
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assertEquals(adminInHash, result);
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// Test a random String - make sure all resulting characters are valid hash characters
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// and that the returned string is 32 characters long.
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String random = "jive software blah and stuff this is pretty cool";
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result = SHA1.hex(random);
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assertTrue(isValidHash(result));
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// Test junk input:
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String junk = "\n\n\t\b\r!@(!)^(#)@+_-\u2031\u09291\u00A9\u00BD\u0394\u00F8";
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result = SHA1.hex(junk);
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assertTrue(isValidHash(result));
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}
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/* ----- Utility methods and vars ----- */
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private final String HASH_CHARS = "0123456789abcdef";
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/**
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* Returns true if the input string is valid md5 hash, false otherwise.
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*/
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private boolean isValidHash(String result) {
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boolean valid = true;
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for (int i = 0; i < result.length(); i++) {
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char c = result.charAt(i);
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if (HASH_CHARS.indexOf(c) < 0) {
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valid = false;
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}
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}
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return valid;
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}
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}
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