fix(snapshot): Support args with skip_snapshot_verify marker

Author: gregfurman

localstack_snapshot/pytest/snapshot.py

@@ -71,8 +71,17 @@ def pytest_runtest_call(item: Item) -> None:
         if not is_aws():  # only skip for local tests
             for m in item.iter_markers(name="skip_snapshot_verify"):
                 skip_paths = m.kwargs.get("paths", [])
-
                 skip_condition = m.kwargs.get("condition")
+
+                if not (skip_paths or skip_condition) and m.args:
+                    (skip_paths, *_skip_condition) = m.args
+                    if _skip_condition:
+                        skip_condition, *_ = _skip_condition
+
+                if skip_paths:
+                    if not isinstance(skip_paths, list):
+                        raise ValueError("paths must be a list")
+
                 # can optionally include a condition, when this will be skipped
                 # a condition must be a Callable returning something truthy/falsey
                 if skip_condition:

tests/test_snapshots_integration.py

@@ -0,0 +1,74 @@
+import os
+import tempfile
+
+import pytest
+
+from localstack_snapshot.snapshots import SnapshotSession
+
+pytest_plugins = [
+    "localstack_snapshot.pytest.snapshot",
+]
+
+
+@pytest.fixture
+def snapshot():
+    with tempfile.TemporaryDirectory() as temp_dir:
+        session = SnapshotSession(
+            scope_key="test",
+            verify=True,
+            base_file_path=os.path.join(temp_dir, "test"),
+            update=False,
+        )
+        yield session
+
+
+class TestSnapshotIntegration:
+    @pytest.mark.skip_snapshot_verify(paths=["$..id"])
+    def test_skip_id_field_passes(self, snapshot):
+        snapshot.recorded_state = {"user": {"name": "John", "id": "old"}}
+        snapshot.match("user", {"name": "John", "id": "new"})
+
+    # HACK(gregfurman): xfail(strict=True) means we expect the test to fail -- where the underlying test failing
+    # results in an expected XFAIL, skipping the test. Otherwise, a PASS should trigger a true FAIL.
+    @pytest.mark.xfail(strict=True, reason="Should fail because name differs, only ID is skipped")
+    @pytest.mark.skip_snapshot_verify(paths=["$..id"])
+    def test_skip_id_but_name_differs_fails(self, snapshot):
+        snapshot.recorded_state = {"user": {"name": "John", "id": "old"}}
+        snapshot.match("user", {"name": "Jane", "id": "new"})
+
+    @pytest.mark.xfail(strict=True, reason="Should fail because name differs, only ID is skipped")
+    @pytest.mark.skip_snapshot_verify(["$..id"])
+    def test_skip_id_field_passes_args(self, snapshot):
+        snapshot.recorded_state = {"user": {"name": "John", "id": "old"}}
+        snapshot.match("user", {"name": "Jane", "id": "new"})
+
+    @pytest.mark.xfail(strict=True, reason="Should fail because no fields are skipped")
+    def test_no_skip_marker_fails(self, snapshot):
+        snapshot.recorded_state = {"user": {"name": "John", "id": "old"}}
+        snapshot.match("user", {"name": "John", "id": "new"})
+
+    @pytest.mark.skip_snapshot_verify(paths=["$..id", "$..timestamp"])
+    def test_skip_multiple_fields_passes(self, snapshot):
+        snapshot.recorded_state = {"event": {"type": "login", "id": "123", "timestamp": "old"}}
+        snapshot.match("event", {"type": "login", "id": "456", "timestamp": "new"})
+
+    @pytest.mark.skip_snapshot_verify(condition=lambda: True)
+    def test_condition_true_skips_all_verification(self, snapshot):
+        snapshot.recorded_state = {"data": "old"}
+        snapshot.match("data", "completely_different")
+
+    @pytest.mark.skip_snapshot_verify(condition=lambda: False, paths=["$..id"])
+    def test_condition_false_ignores_paths(self, snapshot):
+        snapshot.recorded_state = {"user": {"name": "John", "id": "123"}}
+        snapshot.match("user", {"name": "John", "id": "123"})
+
+    @pytest.mark.skip_snapshot_verify(["$..id"], lambda: True)
+    def test_condition_with_args_skips_all(self, snapshot):
+        snapshot.recorded_state = {"data": {"id": "old"}}
+        snapshot.match("data", {"id": "new"})
+
+    @pytest.mark.xfail(strict=True, reason="Should fail because condition is False")
+    @pytest.mark.skip_snapshot_verify(["$..id"], lambda: False)
+    def test_condition_false_with_args_fails(self, snapshot):
+        snapshot.recorded_state = {"user": {"name": "John", "id": "old"}}
+        snapshot.match("user", {"name": "John", "id": "new"})