test/groovy/org/codehaus/groovy/grails/web/codecs/Base64CodecTests.groovy

   1 package org.codehaus.groovy.grails.web.codecs
   2
   3 import org.springframework.core.io.*
   4
   5 class Base64CodecTests extends GroovyTestCase{
   6     def GroovyObject codec
   7     def resourceLoader = new DefaultResourceLoader()
   8
   9         void setUp() {
  10         codec = new org.codehaus.groovy.grails.plugins.codecs.Base64Codec()
  11     }
  12
  13     void tearDown() {
  14         codec = null
  15         resourceLoader = null
  16     }
  17
  18         void testEncode() {
  19         // this test was taken from Dierk Konig's Groovy in action book
  20         byte[] data = new byte[256]
  21         for (i in 0..255) {data[i] = i}
  22         String result = codec.encode(data)
  23
  24         assertTrue(result.startsWith('AAECAwQFBg'))
  25         assertTrue(result.endsWith('r7/P3+/w=='))
  26
  27         //make sure encoding null returns null
  28         assertEquals(codec.encode(null), null)
  29         }
  30         void testDecode() {
  31         String data = 'd2hhdA=='
  32         byte[] result = codec.decode(data)
  33
  34         assertEquals(119, result[0])
  35         assertEquals(104, result[1])
  36         assertEquals(97, result[2])
  37         assertEquals(116, result[3])
  38
  39         //make sure decoding null returns null
  40         assertEquals(codec.decode(null), null)
  41         }
  42 }