 }  @Test public void shouldReturnfilteredrows_ByCountry_WhenLogFileIsSingleLine() throws FileNotFoundException {     String[] myArray = { "0000000000", "GB", "000" };     Collection<?> expected = new ArrayList<String>(Arrays.asList(myArray));     assertEquals(expected, DataFilterer.filterByCountry(openFile("src/test/resources/single-line"), "