| """HTTP-level tests for the R0513 OVERWATCH endpoint. |
| |
| These complement the pure-function tests in test_overwatch.py by exercising |
| the FastAPI surface and asserting the doctrine guarantee that the call is |
| read-only — the receipt chain length must be unchanged across requests. |
| """ |
|
|
| from __future__ import annotations |
|
|
| from fastapi.testclient import TestClient |
|
|
| from amaru.app import app, _chain |
|
|
|
|
| def test_overwatch_snapshot_endpoint_returns_panel(): |
| client = TestClient(app) |
| resp = client.get("/overwatch/snapshot") |
| assert resp.status_code == 200 |
| body = resp.json() |
| assert body["panel_version"] == "r0513.v1" |
| assert body["thesis_kernel_hash"] == "01f6c9b6" |
| assert body["read_only"] is True |
| assert len(body["invariants"]) == 6 |
| ids = [i["id"] for i in body["invariants"]] |
| assert ids == ["I1", "I2", "I3", "I4", "I5", "I6"] |
| |
| i4 = next(i for i in body["invariants"] if i["id"] == "I4") |
| assert i4["status"] == "reserved" |
|
|
|
|
| def test_overwatch_snapshot_does_not_mutate_receipt_chain(): |
| client = TestClient(app) |
| before = _chain.length() |
| for _ in range(3): |
| resp = client.get("/overwatch/snapshot") |
| assert resp.status_code == 200 |
| after = _chain.length() |
| assert before == after, ( |
| f"R0513 must be read-only: chain length changed {before} → {after}" |
| ) |
|
|
|
|
| def test_overwatch_summary_counts_sum_to_six(): |
| client = TestClient(app) |
| body = client.get("/overwatch/snapshot").json() |
| assert sum(body["summary"].values()) == 6 |
|
|
