コード例 #1
0
  /** Tests edge conditions: null or empty arguments */
  @Test
  public void testEdge() {
    assertNull(EncodingUtils.encodeBase64(null));
    assertNull(EncodingUtils.decodeBase64(null));

    String encoded = EncodingUtils.encodeBase64(decoded4);
    assertNotNull(encoded);
    assertEquals(encoded4, encoded);

    byte[] decoded = EncodingUtils.decodeBase64(encoded);
    compareArrays(decoded4, decoded);
  }
コード例 #2
0
  /** Tests encoding using hand-calculated examples. */
  @Test
  public void testHandCoded() {
    String encoded = EncodingUtils.encodeBase64(decoded1.getBytes());
    assertEquals(encoded1, encoded);

    byte[] bytes = EncodingUtils.decodeBase64(encoded2);
    String decoded = new String(bytes);
    assertEquals(decoded2, decoded);

    String testZeroes = EncodingUtils.encodeBase64(decoded3);
    assertEquals(encoded3, testZeroes);
    byte[] roundtripBytes = EncodingUtils.decodeBase64(testZeroes);
    compareArrays(decoded3, roundtripBytes);

    byte[] bytesInvalidChars = EncodingUtils.decodeBase64(encoded5);
    String decodedInvalidChars = new String(bytesInvalidChars);
    assertEquals(decoded5, decodedInvalidChars);

    String shortSample = EncodingUtils.encodeBase64(decoded6.getBytes());
    assertEquals(encoded6, shortSample);
    assertEquals(decoded6, new String(EncodingUtils.decodeBase64(shortSample)));
  }
コード例 #3
0
  /** Tests round trip using large random sequences */
  @Test
  public void testRandom() {
    Random generator = new Random(System.currentTimeMillis());

    for (int i = 0; i < RANDOM_ITERATIONS; i++) {
      // length of array is random in [100, 1000)
      int length = 100 + generator.nextInt(900);
      byte[] bytes = new byte[length];
      generator.nextBytes(bytes);

      // round trip
      String encoded = EncodingUtils.encodeBase64(bytes);
      byte[] decoded = EncodingUtils.decodeBase64(encoded);
      compareArrays(bytes, decoded);
    }
  }