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dfb775d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | """Coach chronos_client + the three /coach/api/diagnostics/* endpoints
it powers. Tests stay independent of a running mindX backend by
patching httpx.AsyncClient via MockTransport — same approach used by
test_ollama_backend.py.
"""
from __future__ import annotations
import httpx
import pytest
from fastapi.testclient import TestClient
from mindxtrain.operator import app as operator_app
from mindxtrain.operator.coach import chronos_client
client = TestClient(operator_app.app)
# ---- chronos_client direct ----------------------------------------------
@pytest.mark.asyncio
async def test_now_returns_promised_time_shape(monkeypatch):
body = {
"unix_18dp": "1779169999.123456789",
"utc": "2026-05-19T05:53:19.123456789+00:00",
"consensus": "correlated",
"confidence_ms": 42.0,
"sources": {"cpu": {"unix": 1779169999.0}},
"anchor_count_24h": 12,
"promised_by": "chronos.agent",
}
transport = httpx.MockTransport(lambda req: httpx.Response(200, json=body))
orig = httpx.AsyncClient
monkeypatch.setattr(
httpx, "AsyncClient",
lambda *a, **kw: orig(*a, **{**kw, "transport": transport}),
)
pt = await chronos_client.now()
assert pt["consensus"] == "correlated"
assert pt["confidence_ms"] == 42.0
assert pt["anchor_count_24h"] == 12
assert pt["promised_by"] == "chronos.agent"
@pytest.mark.asyncio
async def test_now_degrades_on_connection_error(monkeypatch):
def _raise(*_a, **_kw):
raise httpx.ConnectError("mindX down")
transport = httpx.MockTransport(_raise)
orig = httpx.AsyncClient
monkeypatch.setattr(
httpx, "AsyncClient",
lambda *a, **kw: orig(*a, **{**kw, "transport": transport}),
)
pt = await chronos_client.now()
# The contract: same keys present, consensus flips to "unavailable".
assert pt["consensus"] == "unavailable"
assert pt["confidence_ms"] == 0.0
assert pt["anchor_count_24h"] == 0
assert pt["promised_by"] == "chronos.agent"
assert "error" in pt["sources"]
@pytest.mark.asyncio
async def test_now_fills_missing_keys_from_partial_response(monkeypatch):
"""Defensive against upstream shape drift — caller never KeyErrors."""
transport = httpx.MockTransport(
lambda req: httpx.Response(200, json={"unix_18dp": "1.0"}),
)
orig = httpx.AsyncClient
monkeypatch.setattr(
httpx, "AsyncClient",
lambda *a, **kw: orig(*a, **{**kw, "transport": transport}),
)
pt = await chronos_client.now()
assert pt["unix_18dp"] == "1.0"
assert pt["consensus"] == "unavailable" # default fill
assert pt["anchor_count_24h"] == 0
assert pt["sources"] == {}
@pytest.mark.asyncio
async def test_anchors_returns_list_and_n(monkeypatch):
body = {"anchors": [{"id": 1, "chain": "algorand"}], "n": 1}
transport = httpx.MockTransport(lambda req: httpx.Response(200, json=body))
orig = httpx.AsyncClient
monkeypatch.setattr(
httpx, "AsyncClient",
lambda *a, **kw: orig(*a, **{**kw, "transport": transport}),
)
out = await chronos_client.anchors(limit=10)
assert out["n"] == 1
assert out["anchors"][0]["chain"] == "algorand"
@pytest.mark.asyncio
async def test_anchors_returns_empty_on_failure(monkeypatch):
def _raise(*_a, **_kw):
raise httpx.ConnectError("nope")
transport = httpx.MockTransport(_raise)
orig = httpx.AsyncClient
monkeypatch.setattr(
httpx, "AsyncClient",
lambda *a, **kw: orig(*a, **{**kw, "transport": transport}),
)
out = await chronos_client.anchors(limit=10)
assert out["n"] == 0
assert out["anchors"] == []
assert "error" in out
@pytest.mark.asyncio
async def test_drift_returns_history_shape(monkeypatch):
body = {
"hours": 24, "bucket_count": 2,
"buckets": [{"ts_unix": 1000, "n": 3, "drift_mean_ms": 5.0, "drift_std_ms": 1.0}],
"drift_std_ms": 1.5, "drift_max_abs_ms": 8.0, "anchor_count": 5,
}
transport = httpx.MockTransport(lambda req: httpx.Response(200, json=body))
orig = httpx.AsyncClient
monkeypatch.setattr(
httpx, "AsyncClient",
lambda *a, **kw: orig(*a, **{**kw, "transport": transport}),
)
out = await chronos_client.drift(hours=24)
assert out["bucket_count"] == 2
assert out["anchor_count"] == 5
@pytest.mark.asyncio
async def test_base_url_env_override(monkeypatch):
"""MINDX_BASE_URL must shape the request URL."""
monkeypatch.setenv("MINDX_BASE_URL", "http://example.test:9999")
seen: dict[str, str] = {}
def _handler(req):
seen["url"] = str(req.url)
return httpx.Response(200, json={"hours": 24, "buckets": []})
transport = httpx.MockTransport(_handler)
orig = httpx.AsyncClient
monkeypatch.setattr(
httpx, "AsyncClient",
lambda *a, **kw: orig(*a, **{**kw, "transport": transport}),
)
await chronos_client.drift()
assert "example.test:9999" in seen["url"]
# ---- Coach endpoint integration -----------------------------------------
def test_coach_chronos_endpoint_merges_three_calls(monkeypatch):
"""/coach/api/diagnostics/chronos aggregates time + anchors + drift."""
async def _fake_now(**_kw):
return {"consensus": "correlated", "confidence_ms": 1.0, "promised_by": "x"}
async def _fake_anchors(**_kw):
return {"anchors": [{"id": 1}], "n": 1}
async def _fake_drift(**_kw):
return {"hours": 24, "anchor_count": 1, "buckets": []}
monkeypatch.setattr(chronos_client, "now", _fake_now)
monkeypatch.setattr(chronos_client, "anchors", _fake_anchors)
monkeypatch.setattr(chronos_client, "drift", _fake_drift)
r = client.get("/coach/api/diagnostics/chronos")
assert r.status_code == 200
body = r.json()
assert body["promised_time"]["consensus"] == "correlated"
assert body["anchor_count"] == 1
assert body["drift_history"]["anchor_count"] == 1
def test_measurement_confidence_endpoint_returns_band():
"""psutil vs ps cross-check endpoint — should classify on a live host."""
r = client.get("/coach/api/diagnostics/measurement-confidence")
assert r.status_code == 200
body = r.json()
# Band is one of the four known categories.
assert body["confidence_band"] in {"tight", "loose", "divergent", "unknown"}
if body["ok"]:
# Deltas are non-negative absolute values.
assert body["cpu_delta_pp"] >= 0
assert body["rss_delta_mb"] >= 0
def test_cli_samplers_endpoint_returns_sampler_records():
"""When mindX cli_time_samplers.py is reachable, all 6 records come through."""
r = client.get("/coach/api/diagnostics/cli-samplers")
assert r.status_code == 200
body = r.json()
# Either ok=True (mindX checkout present) or ok=False with a reason.
assert "ok" in body and "samplers" in body
if body["ok"]:
# Six samplers expected.
assert set(body["samplers"]) == {
"nano_wall", "ntp_status", "uptime_load",
"proc_snapshot", "cpu_jiffies", "monotonic_boot",
}
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