Add fake external adapter packs

tests/test_external_adapter_packs.py

@@ -0,0 +1,66 @@
+import json
+from pathlib import Path
+
+from phase_memory.external_adapters import fake_external_adapter_pack, fake_external_runtime_config
+from phase_memory.service import (
+    assert_audit_sink_conformance,
+    assert_context_compiler_conformance,
+    assert_event_log_conformance,
+    assert_graph_store_conformance,
+    assert_policy_gateway_conformance,
+    assert_runtime_registry_conformance,
+    assert_semantic_index_conformance,
+    health_report,
+    resolve_runtime_adapters,
+    runtime_from_config,
+)
+
+
+FIXTURES = Path(__file__).parent / "fixtures"
+
+
+def _load(name: str):
+    return json.loads((FIXTURES / name).read_text(encoding="utf-8"))
+
+
+def test_fake_external_adapter_pack_satisfies_public_conformance_helpers() -> None:
+    pack = fake_external_adapter_pack()
+    adapters = pack.adapters
+
+    assert_graph_store_conformance(adapters["graph_store"])
+    assert_event_log_conformance(adapters["event_log"])
+    assert_context_compiler_conformance(adapters["package_compiler"])
+    assert_policy_gateway_conformance(adapters["policy_gateway"])
+    assert_audit_sink_conformance(adapters["audit_sink"])
+    assert_semantic_index_conformance(adapters["semantic_index"])
+    assert_runtime_registry_conformance(adapters["runtime_registry"])
+    assert pack.to_dict()["adapters"]["package_compiler"] == "FakeMarkitectPackageCompiler"
+
+
+def test_external_runtime_config_resolves_supplied_fake_pack() -> None:
+    config = fake_external_runtime_config()
+    pack = fake_external_adapter_pack()
+    bundle = resolve_runtime_adapters(config, external_adapters=pack.adapters)
+    runtime = runtime_from_config(config, external_adapters=pack.adapters)
+
+    assert not [diagnostic for diagnostic in bundle.diagnostics if diagnostic.severity == "error"]
+    assert {diagnostic.code for diagnostic in bundle.diagnostics} == {"external_adapter_declared"}
+
+    runtime.import_graph(_load("memory-graph.json"), source_ref="fake-external")
+    envelope = runtime.compile_package(
+        {
+            "schema_version": "markitect.memory.selection.v1",
+            "id": "selection.external",
+            "nodes": ["decision.boundary"],
+            "events": [],
+        }
+    )
+    registry_receipt = bundle.runtime_registry.publish_runtime_envelope(envelope)
+    fetched = bundle.runtime_registry.fetch_runtime_envelope(registry_receipt["reference"])
+    report = health_report(runtime, config=config)
+
+    assert envelope["valid"] is True
+    assert envelope["data"]["package_response"]["package_ref"].startswith("fake-markitect:")
+    assert fetched["operation"] == "package.compile"
+    assert report["ok"] is True
+    assert report["adapters"]["package_compiler"] == "FakeMarkitectPackageCompiler"