Fix is_ignored_via_amend and add UTs

refurb/main.py

@@ -101,20 +101,24 @@ def is_ignored_via_amend(error: Error, settings: Settings) -> bool:
     assert error.filename
 
     path = Path(error.filename).resolve()
-    error_code = ErrorCode.from_error(type(error))
+    error_code = str(ErrorCode.from_error(type(error)))
     config_root = Path(settings.config_file).parent if settings.config_file else Path()
 
+    errors_to_ignore = []
+    categories_to_ignore = []
     for ignore in settings.ignore:
         if ignore.path:
             ignore_path = (config_root / ignore.path).resolve()
 
             if path.is_relative_to(ignore_path):
                 if isinstance(ignore, ErrorCode):
-                    return str(ignore) == str(error_code)
+                    errors_to_ignore.append(str(ignore))
+                else:
+                    categories_to_ignore.append(ignore.value)
 
-                return ignore.value in error.categories
-
-    return False
+    return error_code in errors_to_ignore or any(
+        category in categories_to_ignore for category in error.categories
+    )
 
 
 def should_ignore_error(error: Error | str, settings: Settings) -> bool:

test/test_main.py

@@ -10,8 +10,8 @@
 
 import pytest
 
-from refurb.error import Error
-from refurb.main import main, run_refurb, sort_errors
+from refurb.error import Error, ErrorCategory, ErrorClassifier, ErrorCode
+from refurb.main import is_ignored_via_amend, main, run_refurb, sort_errors
 from refurb.settings import Settings, load_settings, parse_command_line_args
 
 
@@ -323,3 +323,26 @@ def test_error_github_actions_formatting():
 
         p.assert_called_once()
         assert "::error" in p.call_args[0][0]
+
+
+@pytest.mark.parametrize(
+    ("ignore_set", "expected"),
+    [
+        (set(), False),
+        ({ErrorCode(123, path=Path())}, True),
+        ({ErrorCode(321, path=Path())}, False),
+        ({ErrorCode(123, path=Path("test/inner"))}, False),
+        ({ErrorCategory("pythonic", path=Path())}, True),
+        ({ErrorCategory("pythonic", path=Path("test/inner"))}, False),
+        ({ErrorCategory("other", path=Path())}, False),
+    ],
+)
+def test_is_ignored_via_amend(ignore_set: set[ErrorClassifier], expected: bool) -> None:
+    class Error123(Error):
+        code = 123
+        categories = ("pythonic", "builtin")
+        name = "test-error"
+
+    settings = Settings(ignore=ignore_set)
+    error = Error123(line=1, column=1, msg="Error msg.", filename="test/error.py")
+    assert is_ignored_via_amend(error, settings) is expected