refactoring diff_builder.py

DmGorokhov · Apr 8, 2023 · 2156cc6 · 2156cc6
1 parent a67924d
commit 2156cc6
Show file tree

Hide file tree

Showing 2 changed files with 10 additions and 0 deletions.
diff --git a/gendiff/diff_builder.py b/gendiff/diff_builder.py
@@ -17,4 +17,6 @@ def generate_diff(filepath_old, filepath_new, format='stylish'):
             diff_report = get_plain(diff)
         case 'json':
             diff_report = get_json(diff)
+        case _:
+            raise Exception('Unknown or unsupported output format')
     return diff_report
diff --git a/tests/test_gendiff.py b/tests/test_gendiff.py
@@ -187,3 +187,11 @@ def test_generate_diff(file1, file2, format, result):
     file_path_1 = get_fixture_path(file1)
     file_path_2 = get_fixture_path(file2)
     assert generate_diff(file_path_1, file_path_2, format) == result
+
+
+def test_generate_diff_wrong_format():
+    file_path_1 = get_fixture_path('file1.json')
+    file_path_2 = get_fixture_path('file2.json')
+    with pytest.raises(Exception) as exeption:
+        generate_diff(file_path_1, file_path_2, 'another format')
+    assert str(exeption.value) == 'Unknown or unsupported output format'