--TEST-- Test is_file() function: usage variations - diff. path notations (Bug #42027, #42638) --FILE-- --CLEAN-- --EXPECTF-- *** Testing is_file() with different notations of file names *** - Iteration 1 - bool(true) - Iteration 2 - bool(false) - Iteration 3 - bool(true) - Iteration 4 - bool(true) - Iteration 5 - bool(false) - Iteration 6 - bool(false) - Iteration 7 - bool(true) - Iteration 8 - bool(true) *** Done ***