src/main/java/org/fest/assertions/internal/Floats.java
public void assertIsNotNaN(Description description, Float actual) {
    comparables.assertNotEqual(description, actual, Float.NaN);
  }
public void assertIsNotNaN(Description description, Float actual) {
    comparables.assertNotEqual(description, actual, Float.NaN);
  }
Verifies that the actual value is not equal to {@code NaN}.

@param description the description of the <em>actual</em> value.
@param actual the <em>actual</em> value.