test_workspace.py: try to pretty-print and diff failed assert

slub · Mar 8, 2024 · 5f18c85 · 5f18c85
1 parent 294d83a
commit 5f18c85
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/tests/test_workspace.py b/tests/test_workspace.py
@@ -1,5 +1,6 @@
 from pathlib import Path
 from os import chdir
+from difflib import unified_diff
 from unittest import TestCase, skip, main
 from tempfile import NamedTemporaryFile
 from ocrd_models.ocrd_page import parseEtree
@@ -63,4 +64,6 @@ def test_api(self):
                     },
                 )
                 del tar_img_path_elem.attrib["imageFilename"]
-                assert ET.tostring(target_tree) == ET.tostring(result_tree)
+                assert ET.tostring(target_tree) == ET.tostring(result_tree), unified_diff(
+                    ET.tostring(target_tree, pretty_print=True, encoding='UTF-8'),
+                    ET.tostring(result_tree, pretty_print=True, encoding='UTF-8'))