{"012345", 12345, true},
		{"98765432100", 98765432100, true},
		{"9223372036854775807", 1<<63 - 1, true},

		// Good trivial suffix inputs.
		{"1B", 1, true},
		{"12345B", 12345, true},
		{"012345B", 12345, true},
		{"98765432100B", 98765432100, true},
		{"9223372036854775807B", 1<<63 - 1, true},

		// Good binary suffix inputs.
		{"1KiB", 1 << 10, true},
		{"05KiB", 5 << 10, true},

	{"\"Fred Bloggs\"@example.com", "Fred Bloggs", "example.com"},
	{"customer/department=******@****.***", "customer/department=shipping", "example.com"},
	{"$A12345@example.com", "$A12345", "example.com"},
	{"!def!******@****.***", "!def!xyz%abc", "example.com"},
	{"******@****.***", "_somename", "example.com"},
}

func TestRFC2821Parsing(t *testing.T) {

	// underscores allowed with base == 0 only
	{"1_2_3_4_5", 0, 12345, nil}, // base 0 => 10
	{"_12345", 0, 0, ErrSyntax},
	{"1__2345", 0, 0, ErrSyntax},
	{"12345_", 0, 0, ErrSyntax},

	{"1_2_3_4_5", 10, 0, ErrSyntax}, // base 10
	{"_12345", 10, 0, ErrSyntax},
	{"1__2345", 10, 0, ErrSyntax},
	{"12345_", 10, 0, ErrSyntax},

	{"0x_1_2_3_4_5", 0, 0x12345, nil}, // base 0 => 16
	{"_0x12345", 0, 0, ErrSyntax},

    testRotate(new short[] {1, 2, 3, 4, 5}, 0, new short[] {1, 2, 3, 4, 5});
    testRotate(new short[] {1, 2, 3, 4, 5}, 1, new short[] {5, 1, 2, 3, 4});
    testRotate(new short[] {1, 2, 3, 4, 5}, 3, new short[] {3, 4, 5, 1, 2});
    testRotate(new short[] {1, 2, 3, 4, 5}, 4, new short[] {2, 3, 4, 5, 1});
    testRotate(new short[] {1, 2, 3, 4, 5}, 6, new short[] {5, 1, 2, 3, 4});
  }

  public void testRotateIndexed() {

    testRotate(new byte[] {1, 2, 3, 4, 5}, 0, new byte[] {1, 2, 3, 4, 5});
    testRotate(new byte[] {1, 2, 3, 4, 5}, 1, new byte[] {5, 1, 2, 3, 4});
    testRotate(new byte[] {1, 2, 3, 4, 5}, 3, new byte[] {3, 4, 5, 1, 2});
    testRotate(new byte[] {1, 2, 3, 4, 5}, 4, new byte[] {2, 3, 4, 5, 1});
    testRotate(new byte[] {1, 2, 3, 4, 5}, 6, new byte[] {5, 1, 2, 3, 4});
  }

  public void testRotateIndexed() {

    testRotate(new char[] {'1', '2', '3', '4', '5'}, -3, new char[] {'4', '5', '1', '2', '3'});
    testRotate(new char[] {'1', '2', '3', '4', '5'}, -1, new char[] {'2', '3', '4', '5', '1'});
    testRotate(new char[] {'1', '2', '3', '4', '5'}, 0, new char[] {'1', '2', '3', '4', '5'});
    testRotate(new char[] {'1', '2', '3', '4', '5'}, 1, new char[] {'5', '1', '2', '3', '4'});

    testRotate(new short[] {1, 2, 3, 4, 5}, 0, new short[] {1, 2, 3, 4, 5});
    testRotate(new short[] {1, 2, 3, 4, 5}, 1, new short[] {5, 1, 2, 3, 4});
    testRotate(new short[] {1, 2, 3, 4, 5}, 3, new short[] {3, 4, 5, 1, 2});
    testRotate(new short[] {1, 2, 3, 4, 5}, 4, new short[] {2, 3, 4, 5, 1});
    testRotate(new short[] {1, 2, 3, 4, 5}, 6, new short[] {5, 1, 2, 3, 4});
  }

  public void testRotateIndexed() {

    testRotate(new long[] {1, 2, 3, 4, 5}, 0, new long[] {1, 2, 3, 4, 5});
    testRotate(new long[] {1, 2, 3, 4, 5}, 1, new long[] {5, 1, 2, 3, 4});
    testRotate(new long[] {1, 2, 3, 4, 5}, 3, new long[] {3, 4, 5, 1, 2});
    testRotate(new long[] {1, 2, 3, 4, 5}, 4, new long[] {2, 3, 4, 5, 1});
    testRotate(new long[] {1, 2, 3, 4, 5}, 6, new long[] {5, 1, 2, 3, 4});
  }

  public void testRotateIndexed() {

    testRotate(new double[] {1, 2, 3, 4, 5}, -1, new double[] {2, 3, 4, 5, 1});
    testRotate(new double[] {1, 2, 3, 4, 5}, 0, new double[] {1, 2, 3, 4, 5});
    testRotate(new double[] {1, 2, 3, 4, 5}, 1, new double[] {5, 1, 2, 3, 4});
    testRotate(new double[] {1, 2, 3, 4, 5}, 3, new double[] {3, 4, 5, 1, 2});
    testRotate(new double[] {1, 2, 3, 4, 5}, 4, new double[] {2, 3, 4, 5, 1});

    testRotate(new int[] {1, 2, 3, 4, 5}, 1, new int[] {5, 1, 2, 3, 4});
    testRotate(new int[] {1, 2, 3, 4, 5}, 3, new int[] {3, 4, 5, 1, 2});
    testRotate(new int[] {1, 2, 3, 4, 5}, 4, new int[] {2, 3, 4, 5, 1});
    testRotate(new int[] {1, 2, 3, 4, 5}, 6, new int[] {5, 1, 2, 3, 4});
  }

  public void testRotateIndexed() {
    testRotate(new int[] {}, 0, 0, 0, new int[] {});