Fix all failing examples not having reproduction_decorator

hypothesis-python/RELEASE.rst

@@ -0,0 +1,3 @@
+RELEASE_TYPE: patch
+
+Fixes ``reproduction_decorator`` being missing under :ref:`hypothesis-specific metadata <observability-hypothesis-metadata>` in many :ref:`observability <observability>` observations, when it should have been present.

hypothesis-python/docs/reference/integrations.rst

@@ -168,6 +168,8 @@ Test case
 .. jsonschema:: ./schema_observations.json#/oneOf/0
    :hide_key: /additionalProperties, /type
 
+.. _observability-hypothesis-metadata:
+
 Hypothesis metadata
 +++++++++++++++++++
 

hypothesis-python/src/hypothesis/internal/observability.py

@@ -306,10 +306,12 @@ def make_testcase(
 
     if status is not None and isinstance(status, Status):
         status = status_map[status]
+    if status is None:
+        status = status_map[data.status]
 
     return TestCaseObservation(
         type="test_case",
-        status=status if status is not None else status_map[data.status],
+        status=status,
         status_reason=status_reason,
         representation=representation,
         arguments={

hypothesis-python/tests/cover/test_observability.py

@@ -281,6 +281,30 @@ def test_fails(x, y):
     assert observation.arguments == {"x": 1, "y": 0}
 
 
+@pytest.mark.skipif(
+    PYPY or IN_COVERAGE_TESTS, reason="coverage requires sys.settrace pre-3.12"
+)
+def test_all_failing_observations_have_reproduction_decorator():
+    @given(st.integers())
+    def test_fails(x):
+        raise AssertionError
+
+    with capture_observations() as observations:
+        # NOTE: For compatibility with Python 3.9's LL(1)
+        # parser, this is written as a nested with-statement,
+        # instead of a compound one.
+        with pytest.raises(AssertionError):
+            test_fails()
+
+    # all failed test case observations should have reprodution_decorator
+    for observation in [
+        tc for tc in observations if tc.type == "test_case" and tc.status == "failed"
+    ]:
+        decorator = observation.metadata.reproduction_decorator
+        assert decorator is not None
+        assert decorator.startswith("@reproduce_failure")
+
+
 @settings(max_examples=20, stateful_step_count=5)
 class UltraSimpleMachine(RuleBasedStateMachine):
     value = 0