Restructure refimpl into go-lang and python subdirectories

Move Go reference implementation to refimpl/go-lang/ and add new Python reference implementation in refimpl/python/. Update build.sh with renamed draft and simplified tool paths. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-25 23:11:55 +01:00
parent ff795c72e6
commit bbf557e54b
52 changed files with 3972 additions and 341 deletions
--- a/refimpl/python/tests/test_dag.py
+++ b/refimpl/python/tests/test_dag.py
@@ -0,0 +1,123 @@
+"""Tests for DAG validation."""
+
+import time
+
+import pytest
+
+from ect import Payload, MemoryLedger, validate_dag, default_dag_config, POL_DECISION_APPROVED
+
+
+def test_validate_dag_root():
+    store = MemoryLedger()
+    payload = Payload(
+        iss="",
+        aud=[],
+        iat=0,
+        exp=0,
+        jti="jti-001",
+        exec_act="",
+        par=[],
+        pol="",
+        pol_decision=POL_DECISION_APPROVED,
+        wid="wf-1",
+    )
+    validate_dag(payload, store, default_dag_config())
+
+
+def test_validate_dag_duplicate_jti():
+    store = MemoryLedger()
+    p = Payload(
+        iss="x",
+        aud=["y"],
+        iat=0,
+        exp=0,
+        jti="jti-001",
+        exec_act="a",
+        par=[],
+        pol="p",
+        pol_decision=POL_DECISION_APPROVED,
+        wid="wf-1",
+    )
+    store.append("dummy-jws", p)
+    payload = Payload(
+        iss="",
+        aud=[],
+        iat=0,
+        exp=0,
+        jti="jti-001",
+        exec_act="",
+        par=[],
+        pol="",
+        pol_decision=POL_DECISION_APPROVED,
+        wid="wf-1",
+    )
+    with pytest.raises(ValueError, match="task ID.*already exists"):
+        validate_dag(payload, store, default_dag_config())
+
+
+def test_validate_dag_parent_exists():
+    store = MemoryLedger()
+    now = int(time.time())
+    p = Payload(
+        iss="x",
+        aud=["y"],
+        iat=now - 60,
+        exp=now + 600,
+        jti="jti-001",
+        exec_act="a",
+        par=[],
+        pol="p",
+        pol_decision=POL_DECISION_APPROVED,
+        wid="wf-1",
+    )
+    store.append("jws1", p)
+    payload = Payload(
+        iss="",
+        aud=[],
+        iat=now,
+        exp=now + 600,
+        jti="jti-002",
+        exec_act="b",
+        par=["jti-001"],
+        pol="p",
+        pol_decision=POL_DECISION_APPROVED,
+        wid="wf-1",
+    )
+    validate_dag(payload, store, default_dag_config())
+
+
+def test_validate_dag_parent_not_found():
+    store = MemoryLedger()
+    now = int(time.time())
+    payload = Payload(
+        iss="",
+        aud=[],
+        iat=now,
+        exp=now + 600,
+        jti="jti-002",
+        exec_act="",
+        par=["jti-missing"],
+        pol="",
+        pol_decision=POL_DECISION_APPROVED,
+    )
+    with pytest.raises(ValueError, match="parent task not found"):
+        validate_dag(payload, store, default_dag_config())
+
+
+def test_validate_dag_parent_policy_rejected_requires_compensation():
+    from ect import POL_DECISION_REJECTED
+    store = MemoryLedger()
+    now = int(time.time())
+    p = Payload(
+        iss="x", aud=["y"], iat=now - 60, exp=now + 600,
+        jti="jti-rej", exec_act="a", par=[], pol="p", pol_decision=POL_DECISION_REJECTED, wid="wf-1",
+    )
+    store.append("jws1", p)
+    payload = Payload(
+        iss="", aud=[], iat=now, exp=now + 600,
+        jti="jti-child", exec_act="b", par=["jti-rej"], pol="p", pol_decision=POL_DECISION_APPROVED, wid="wf-1",
+    )
+    with pytest.raises(ValueError, match="compensation"):
+        validate_dag(payload, store, default_dag_config())
+    payload.ext = {"compensation_required": True}
+    validate_dag(payload, store, default_dag_config())