).isEmpty()); }  @Test public void shouldReturnFilteredRows_ByCountryWithResponseTimeAboveAverage_WhenLogFileIsMultiLines()         throws FileNotFoundException {     String[] myArray = { "0000000000", "US", "000", "0000000000", "US", "000", "0000000000", "US", "000" };     Collection<?> expected = new ArrayList<String>(Arrays.asList(myArray));     double average = getAverageForFilter("src/test/resources/