code: public static void assertEquals(float expected, float actual, float delta) {
          assertEquals(expected, actual, delta, "Expected " + expected + " +- " + delta + " but got " + actual);
      }
docs: Asserts that the two floats are equal. If they are not
  the test will fail
  
  @param expected The expected value
  @param actual   The actual value
  @param delta    The maximum amount that expected and actual values may deviate by