final tests?

tests/test_statutils.py

@@ -200,6 +200,13 @@ def test_get_distinctive_qual_vals():
     assert_frame_equal(output2, output3)
     assert len(output2)<len(output)
 
+    # Run the function
+    output4 = get_distinctive_qual_vals(dfL, dfR, cols=[
+        'member_title', 
+        'member_nationalities',
+    ], maxcats=2)
+    assert len(output4)==0
+
 
 
 

tests/test_utils.py

@@ -258,8 +258,11 @@ def test_read_config_json():
     d1=read_config_json(PATH_CONFIG_DEFAULT)
     assert type(d1)==dict and d1
     with tempfile.TemporaryDirectory() as tdir:        
+        assert read_config_json(os.path.join(tdir,'nonexistentfile.json')) == {}
+        badfile = os.path.join(tdir,'badfile.json')
+        with open(badfile,'w') as of: of.write('gobbledygook')
         try:
-            read_config_json(os.path.join(tdir,'nonexistentfile.json'))
+            read_config_json(badfile)
             assert False, 'ought to throw exception for reading unknown json file'
         except Exception:
             assert True, 'success'