cloudstack/utils/test/com/cloud/utils/PasswordGeneratorTest.java

57 lines
2.4 KiB
Java

//
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 com.cloud.utils;
import org.junit.Assert;
import org.junit.Test;
public class PasswordGeneratorTest {
@Test
public void generateRandomPassword() {
// actual length is requested length + 3
Assert.assertTrue(PasswordGenerator.generateRandomPassword(0).length() == 3);
Assert.assertTrue(PasswordGenerator.generateRandomPassword(1).length() == 4);
String password = PasswordGenerator.generateRandomPassword(0);
// TODO: this might give more help to bruteforcing than desired
// the actual behavior is that the first character is a random lowercase
// char
Assert.assertTrue(Character.isLowerCase(password.charAt(0)));
// the second character is a random upper case char
Assert.assertTrue(Character.isUpperCase(password.charAt(1)));
// and the third is a digit
Assert.assertTrue(Character.isDigit(password.charAt(2)));
}
@Test
public void rot13() {
// only letters are handled, numbers are unchanged
Assert.assertEquals("1234", PasswordGenerator.rot13("1234"));
// letters are moved by +-13 characters
Assert.assertEquals("nop", PasswordGenerator.rot13("abc"));
// the transformation it is reversable
Assert.assertEquals("abc", PasswordGenerator.rot13("nop"));
// which means for any string
Assert.assertEquals("abcdefghijklmnooprstuvxyzuv1234?", PasswordGenerator.rot13(PasswordGenerator.rot13("abcdefghijklmnooprstuvxyzuv1234?")));
// same for capital letters
Assert.assertEquals("ABC", PasswordGenerator.rot13("NOP"));
Assert.assertEquals("NOP", PasswordGenerator.rot13("ABC"));
}
}