more examples of concurrent foreach

tests/core/test_raw_canonical_workflow_example.py

@@ -6,6 +6,10 @@ from examples.raw_canonical_workflow import (
     build_raw_canonical_workflow,
     run_raw_canonical_example,
 )
+from examples.raw_concurrent_foreach import (
+    build_raw_concurrent_foreach_workflow,
+    run_raw_concurrent_foreach_example,
+)
 
 
 def test_raw_canonical_workflow_runs() -> None:
@@ -36,3 +40,31 @@ def test_raw_canonical_workflow_serializes_new_shape() -> None:
     assert node["output"][0]["target"] == {"root": "state", "parts": ["message"]}
     assert message_schema["type"] == "string"
     assert message_schema["reducer"] == "wf.std.replace"
+
+
+def test_raw_concurrent_foreach_workflow_runs() -> None:
+    run = run_raw_concurrent_foreach_example()
+
+    assert run.status == RunStatus.COMPLETED
+    assert run.output["seen"] == ["a", "c"]
+    assert len(run.output["errors"]) == 1
+    error = run.output["errors"][0]
+    assert error["index"] == 1
+    assert error["node_id"] == "record"
+    assert error["error_type"] == "ValueError"
+    assert error["message"] == "bad item"
+
+
+def test_raw_concurrent_foreach_serializes_canonical_policy_shape() -> None:
+    workflow = build_raw_concurrent_foreach_workflow()
+    dumped = workflow.model_dump(mode="json")
+    foreach = dumped["nodes"][0]
+
+    assert foreach["mode"] == "concurrent"
+    assert foreach["concurrent"]["max_active"] == 2
+    assert foreach["item_error"]["action"] == "collect"
+    assert foreach["item_error"]["collect_to"] == {
+        "root": "state",
+        "parts": ["errors"],
+    }
+    assert "on_item_error" not in foreach