core/src/test/java/com/att/cadi/test/JU_Base64.java

   1 /*******************************************************************************\r
   2  * ============LICENSE_START====================================================\r
   3  * * org.onap.aaf\r
   4  * * ===========================================================================\r
   5  * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.\r
   6  * * ===========================================================================\r
   7  * * Licensed under the Apache License, Version 2.0 (the "License");\r
   8  * * you may not use this file except in compliance with the License.\r
   9  * * You may obtain a copy of the License at\r
  10  * * \r
  11  *  *      http://www.apache.org/licenses/LICENSE-2.0\r
  12  * * \r
  13  *  * Unless required by applicable law or agreed to in writing, software\r
  14  * * distributed under the License is distributed on an "AS IS" BASIS,\r
  15  * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  16  * * See the License for the specific language governing permissions and\r
  17  * * limitations under the License.\r
  18  * * ============LICENSE_END====================================================\r
  19  * *\r
  20  * * ECOMP is a trademark and service mark of AT&T Intellectual Property.\r
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  22  ******************************************************************************/\r
  23 package com.att.cadi.test;\r
  24 \r
  25 import static org.junit.Assert.assertEquals;\r
  26 import static org.junit.Assert.assertNotSame;\r
  27 \r
  28 import java.io.ByteArrayInputStream;\r
  29 import java.io.ByteArrayOutputStream;\r
  30 import java.io.IOException;\r
  31 import java.security.SecureRandom;\r
  32 import org.junit.Test;\r
  33 \r
  34 import com.att.cadi.Symm;\r
  35 import com.att.cadi.config.Config;\r
  36 \r
  37 \r
  38 public class JU_Base64 {\r
  39         private static final String encoding = "Man is distinguished, not only by his reason, but by this singular " +\r
  40                         "passion from other animals, which is a lust of the mind, that by a " + \r
  41                         "perseverance of delight in the continued and indefatigable generation of " + \r
  42                         "knowledge, exceeds the short vehemence of any carnal pleasure.";\r
  43                  \r
  44         private static final String expected = \r
  45                         "TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbmx5IGJ5IGhpcyByZWFzb24sIGJ1dCBieSB0aGlz\n" + \r
  46                         "IHNpbmd1bGFyIHBhc3Npb24gZnJvbSBvdGhlciBhbmltYWxzLCB3aGljaCBpcyBhIGx1c3Qgb2Yg\n" + \r
  47                         "dGhlIG1pbmQsIHRoYXQgYnkgYSBwZXJzZXZlcmFuY2Ugb2YgZGVsaWdodCBpbiB0aGUgY29udGlu\n" +\r
  48                         "dWVkIGFuZCBpbmRlZmF0aWdhYmxlIGdlbmVyYXRpb24gb2Yga25vd2xlZGdlLCBleGNlZWRzIHRo\n" +\r
  49                         "ZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm5hbCBwbGVhc3VyZS4=";\r
  50 \r
  51 \r
  52         @Test\r
  53         public void test() throws Exception {\r
  54                 // Test with different Padding\r
  55                 encode("leas",    "bGVhcw==");\r
  56                 encode("leasu",   "bGVhc3U=");\r
  57                 encode("leasur",  "bGVhc3Vy");\r
  58                 encode("leasure", "bGVhc3VyZQ==");\r
  59                 encode("leasure.","bGVhc3VyZS4=");\r
  60 \r
  61                 // Test with line ends\r
  62                 encode(encoding, expected);\r
  63                 \r
  64                 int ITER = 2000;\r
  65                 System.out.println("Priming by Encoding Base64 " + ITER + " times");\r
  66                 long start = System.nanoTime();\r
  67                 for(int i=0;i<ITER;++i) {\r
  68                         Symm.base64.encode(encoding);\r
  69                 }\r
  70                 Float ms = (System.nanoTime()-start)/1000000F;\r
  71                 System.out.println("Total: " + ms + "ms");\r
  72                 System.out.println("Avg:   " + ms/ITER + "ms");\r
  73                 \r
  74                 System.out.println("Priming by Decoding Base64 " + ITER + " times");\r
  75                 start = System.nanoTime();\r
  76                 for(int i=0;i<ITER;++i) {\r
  77                         Symm.base64.decode(expected);\r
  78                 }\r
  79                 ms = (System.nanoTime()-start)/1000000F;\r
  80                 System.out.println("Total: " + ms + "ms");\r
  81                 System.out.println("Avg:   " + ms/ITER + "ms");\r
  82 \r
  83                 \r
  84                 ITER=30000;\r
  85                 System.out.println("Encoding Base64 " + ITER + " times");\r
  86                 start = System.nanoTime();\r
  87                 for(int i=0;i<ITER;++i) {\r
  88                         Symm.base64.encode(encoding);\r
  89                 }\r
  90                 ms = (System.nanoTime()-start)/1000000F;\r
  91                 System.out.println("Total: " + ms + "ms");\r
  92                 System.out.println("Avg:   " + ms/ITER + "ms");\r
  93                 \r
  94                 System.out.println("Decoding Base64 " + ITER + " times");\r
  95                 start = System.nanoTime();\r
  96                 for(int i=0;i<ITER;++i) {\r
  97                         Symm.base64.decode(expected);\r
  98                 }\r
  99                 ms = (System.nanoTime()-start)/1000000F;\r
 100                 System.out.println("Total: " + ms + "ms");\r
 101                 System.out.println("Avg:   " + ms/ITER + "ms");\r
 102         }\r
 103         \r
 104         @Test\r
 105         public void symmetric() throws IOException {\r
 106                 System.out.println("Validating Generated Key mechanisms works");\r
 107                 String symmetric = new String(Symm.base64.keygen());\r
 108                 System.out.println(symmetric);\r
 109                 Symm bsym = Symm.obtain(symmetric);\r
 110                 String result = bsym.encode(encoding);\r
 111                 System.out.println("\nResult:");\r
 112                 System.out.println(result);\r
 113                 assertEquals(encoding, bsym.decode(result));\r
 114                 \r
 115                 int ITER = 20000;\r
 116                 System.out.println("Generating keys " + ITER + " times");\r
 117                 long start = System.nanoTime();\r
 118                 for(int i=0;i<ITER;++i) {\r
 119                         Symm.base64.keygen();\r
 120                 }\r
 121                 Float ms = (System.nanoTime()-start)/1000000F;\r
 122                 System.out.println("Total: " + ms + "ms");\r
 123                 System.out.println("Avg:   " + ms/ITER + "ms");\r
 124 \r
 125                 char[] manipulate = symmetric.toCharArray();\r
 126                 int spot = new SecureRandom().nextInt(manipulate.length);\r
 127                 manipulate[spot]|=0xFF;\r
 128                 String newsymmetric = new String(manipulate);\r
 129                 assertNotSame(newsymmetric, symmetric);\r
 130                 try {\r
 131                         bsym = Symm.obtain(newsymmetric);\r
 132                         result = bsym.decode(result);\r
 133                         assertEquals(encoding, result);\r
 134                 } catch (IOException e) {\r
 135                         // this is what we want to see if key wrong\r
 136                         System.out.println(e.getMessage() + " (as expected)");\r
 137                 }\r
 138         }\r
 139 \r
 140         private void encode(String toEncode, String expected) throws IOException {\r
 141                 System.out.println("-------------------------------------------------");\r
 142                 System.out.println(toEncode);\r
 143                 System.out.println();\r
 144                 System.out.println(expected);\r
 145                 System.out.println();\r
 146                 String result = Symm.base64.encode(toEncode);\r
 147                 System.out.println(result);\r
 148                 assertEquals(expected,result);\r
 149                 \r
 150                 ByteArrayOutputStream baos = new ByteArrayOutputStream();\r
 151                 Symm.base64.decode(new ByteArrayInputStream(result.getBytes()), baos);\r
 152                 result = baos.toString(Config.UTF_8);\r
 153                 System.out.println(result);\r
 154                 assertEquals(toEncode,result);\r
 155                 \r
 156         }\r
 157 }\r