src/main/java/org/fest/assertions/error/ShouldNotContain.java
public static ErrorMessageFactory shouldNotContain(Object actual, Object expected, Object found) {
    return new ShouldNotContain(actual, expected, found);
  }
public static ErrorMessageFactory shouldNotContain(Object actual, Object expected, Object found) {
    return new ShouldNotContain(actual, expected, found);
  }
Creates a new </code>{@link ShouldNotContain}</code>.

@param actual the actual value in the failed assertion.
@param expected values expected not to be contained in {@code actual}.
@param found the values in {@code expected} found in {@code actual}.
@return the created {@code ErrorMessageFactory}.