@@ -273,14 +273,18 @@ def test_image_tree_args_to_path(self):
273273 cache_dir  =  'test_args_cache_imagtree' 
274274 cacher  =  tile_disk_cache .TileCache (cache_dir , size = 10 )
275275 save_path  =  cacher .image_tree_args_to_path (sample_tree , resolution = 512 )
276-  self .assertTrue (save_path .startswith (
277-  os .path .join (cache_dir , '512' , tile_disk_cache .to_valid_filename (sample_tree .filename ), sample_tree .name )))
276+  self .assertTrue (save_path .startswith (os .path .join (cache_dir , '512' ,
277+  tile_disk_cache .to_valid_filename (sample_tree .filename ),
278+  sample_tree .name )), save_path )
279+  os .removedirs (cache_dir )
278280
279281
280282class  ImageTreeCacheTests (unittest .TestCase ):
281283 def  test_imagetree_with_cache_saves_file (self ):
282284 test_tree  =  TestImageTree .create_one_high_tree ()
283-  cache_dir  =  'tiwc' 
285+  cache_dir_relative_path  =  'tiwc' 
286+  current_dir  =  os .path .dirname (os .path .realpath (__file__ ))
287+  cache_dir  =  os .path .join (current_dir , cache_dir_relative_path )
284288 cache_size  =  8 
285289 resolution  =  64 
286290 image_cache  =  tile_disk_cache .TileCache (cache_dir = cache_dir , size = cache_size )
@@ -412,7 +416,9 @@ def test_pil_image_at_quadkey(self):
412416 self .assertLess (utilities .mse (rendered_array , expected_array ), 0.1 )
413417
414418 def  test_fruits (self ):
415-  fruit_filename  =  'fruits.tsv' 
419+  fruit_relative_filename  =  'fruits.tsv' 
420+  current_dir  =  os .path .dirname (os .path .realpath (__file__ ))
421+  fruit_filename  =  os .path .join (current_dir , fruit_relative_filename )
416422 self .assertTrue (os .path .isfile (fruit_filename ))
417423 link  =  utilities .format_node_address (node_name = 'fruits' , filename = fruit_filename )
418424 fruit_tree  =  serializer .load_link_new_serializer (link = link )
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