@Test public void testDecodeBase64() { // Test decode using hard coded values. assertEquals("UT_SomeText", HerdStringUtils.decodeBase64("VVRfU29tZVRleHQ=")); // Test decode using random string and encoder. String encodedText = StringUtils.toEncodedString(Base64.getEncoder().encode(STRING_VALUE.getBytes(StandardCharsets.UTF_8)), StandardCharsets.UTF_8); assertEquals(STRING_VALUE, HerdStringUtils.decodeBase64(encodedText)); }