public static String formatExpression(final Expression expression) {
    return formatExpression(expression, FormatOptions.of(s -> false));
  }
@Test
  public void shouldFormatFunctionCountStar() {
    final FunctionCall functionCall = new FunctionCall(FunctionName.of("COUNT"), Collections.emptyList());
    assertThat(ExpressionFormatter.formatExpression(functionCall), equalTo("COUNT(*)"));
  }