update posix and windows paths tests

.gitignore

@@ -22,3 +22,4 @@ AllItems.xls
 Custom_scripts/
 Data_Files/MicroscopyCalibration/Files/
 .pytest_cache/
+.python-version

tests/test_import_data.py

@@ -1,5 +1,6 @@
 import wranglertools.import_data as imp
 import pytest
+import pathlib as pp
 # test data is in conftest.py
 
 
@@ -1558,10 +1559,13 @@ def test_get_collections(mock_profiles):
         assert c.lower() in colls
 
 
-def test_get_just_filename_unix():
-    test_path = '/Files/test/test_file.fastq.gz'
+def test_get_just_filename_posix():
+    test_path = pp.PurePosixPath('Users', 'username', 'test_dir', 'test_file.fastq.gz')
     filename = imp.get_just_filename(test_path)
     assert filename == 'test_file.fastq.gz'
 
 
-# how to test windows paths??
+def test_get_just_filename_windows():
+    test_path = pp.PureWindowsPath('c:/', 'Users', 'username', 'test_dir', 'test_file.fastq.gz')
+    filename = imp.get_just_filename(test_path)
+    assert filename == 'test_file.fastq.gz'