reader accept Path obj

tests/test_ClusterReader.py

@@ -4,6 +4,26 @@ from creader import ClusterFileReader
 from fixtures import data_path
 import numpy as np
 
+def test_open_file_using_Path(data_path):
+    # C extension cannot directly parse pathlib.Path to char *
+    # Check that implementation is working
+    try:
+        fname= data_path/'beam_En700eV_-40deg_300V_10us_d0_f0_100.clust'
+        r = ClusterFileReader(fname)
+        assert r.read(10).size == 10 # Read to make sure file is really open
+        
+    except:
+        pytest.fail("Could not open file using Path object")
+
+def test_open_file_using_str(data_path):
+    # Check that we didn't mess up the string passing
+    try:
+        fname= f'{data_path}/beam_En700eV_-40deg_300V_10us_d0_f0_100.clust'
+        r = ClusterFileReader(fname)
+        assert r.read(10).size == 10 # Read to make sure file is really open
+    except:
+        pytest.fail("Could not open file using string")    
+
 def test_references_on_read(data_path):
     fname= (data_path/'beam_En700eV_-40deg_300V_10us_d0_f0_100.clust').as_posix()
     r = ClusterFileReader(fname)