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FabledSteward/tests/integration/test_alert_history_page.py
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bvandeusenandClaude Opus 5.5 531a193bd1
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feat(alerts): history reads as episodes; tests follow the confirm dialog (#5316, #5314)
History (#5316):
- Transitions fold into episodes (steward/alerts/episodes.py): each stretch
  out of quiet, the worst state it reached, how long it lasted, its worst
  reading against the rule ('3m 21s (fires above 3m)'), who was told across
  its changes, and its Ansible runs. The changes themselves fold under it.
- An episode cut by paging says so ('cleared later (above)', 'earlier').
- For one rule: a verdict ('Fired 4 times in the last 7d, 1h 2m in all') and
  no Rule column. Notified and Action show only when the range has any.

Tests:
- The confirm guard looks for a confirm( call, not the word in the comment
  that says it is gone (lesson #4365).
- The Hosts viewer test looks for the add-host dialog by id, since every page
  now carries the confirm dialog.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-07 23:02:01 -04:00

100 lines
5.3 KiB
Python

"""Integration: /alerts/history (#5066) against real Postgres. A viewer can
read it; it shows the transition, value against the condition, delivery
outcome with its error, and a maintenance mute; ?rule= narrows it to one
rule, an HTMX request gets only the rows, and ?before= the next page."""
from __future__ import annotations
import asyncio
import os
import time
import uuid
from datetime import datetime, timedelta, timezone
import pytest
pytestmark = pytest.mark.integration
@pytest.fixture
def app():
if not os.environ.get("STEWARD_DATABASE_URL"):
pytest.skip("needs Postgres")
from steward.app import create_app
return create_app(testing=False)
def test_a_viewer_reads_the_alert_history(app):
from steward.core.alerts import MUTED
from steward.models.alerts import AlertEvent, AlertOperator, AlertRule
from steward.models.users import User, UserRole
async def _go():
tag = uuid.uuid4().hex[:8]
uid = str(uuid.uuid4())
now = datetime.now(timezone.utc)
async with app.db_sessionmaker() as s:
async with s.begin():
s.add(User(id=uid, username=f"hist-{tag}", email=f"hist-{tag}@test",
password_hash="x", role=UserRole.viewer, is_active=True))
await s.flush()
hot = AlertRule(name=f"hot {tag}", source_module="host_agent", resource_name=f"box-{tag}",
metric_name="cpu_pct", operator=AlertOperator(">"), threshold=90,
created_by=uid)
cold = AlertRule(name=f"cold {tag}", source_module="host_agent", resource_name=f"box-{tag}",
metric_name="cpu_pct", operator=AlertOperator("<"), threshold=1,
created_by=uid)
s.add_all([hot, cold])
await s.flush()
s.add_all([
AlertEvent(rule_id=hot.id, from_state="inactive", to_state="firing", metric_value=97.5,
transitioned_at=now - timedelta(minutes=5), email_sent=False,
email_error=f"mx-{tag}: timed out", webhook_sent=True),
AlertEvent(rule_id=hot.id, from_state="firing", to_state="resolved", metric_value=None,
transitioned_at=now - timedelta(minutes=2), note=f"{MUTED} patch-{tag}"),
AlertEvent(rule_id=cold.id, from_state="inactive", to_state="firing", metric_value=0.5,
transitioned_at=now - timedelta(minutes=1), note=f"cold-note-{tag}"),
# Outside a 1h range.
AlertEvent(rule_id=hot.id, from_state="pending", to_state="firing", metric_value=95,
transitioned_at=now - timedelta(hours=3), note=f"old-{tag}"),
])
hot_id = hot.id
client = app.test_client()
async with client.session_transaction() as sess:
sess.update(user_id=uid, user_role="viewer", username=f"hist-{tag}", login_at=time.time())
resp = await client.get("/alerts/history?range=1h")
assert resp.status_code == 200
page = await resp.get_data(as_text=True)
assert "Alert History" in page and 'href="/alerts/"' in page # crumbs back to Alerts
assert f"hot {tag}" in page and f"cold-note-{tag}" in page and f"old-{tag}" not in page
# One episode per stretch out of quiet (#5316): its worst reading against
# the rule, who was told across its changes, the changes folded under it.
assert '98% <span class="tone-dim">(fires above 90%)</span>' in page
assert "email failed" in page and f"mx-{tag}: timed out" in page and "webhook sent" in page
assert f"muted · patch-{tag}" in page and "No CPU reading" in page and "2 changes of state" in page
assert "<th>Rule</th>" in page and "<th>Notified</th>" in page and "<th>Action</th>" not in page
resp = await client.get(f"/alerts/history?range=24h&rule={hot_id}", headers={"HX-Request": "true"})
rows = await resp.get_data(as_text=True)
assert "<html" not in rows and "<table" in rows
assert f"old-{tag}" in rows and f"cold-note-{tag}" not in rows
assert "<th>Rule</th>" not in rows # one rule: no column for it
assert "Fired 1 time</strong> in the last 24h" in rows # its verdict
# The next page as the reader scrolls: only older rows, without the table
# around them, and the list says where it ends (#5211).
from steward.core.paging import cursor
resp = await client.get("/alerts/history", query_string={
"range": "24h", "rule": hot_id, "before": cursor(now - timedelta(minutes=3), "")})
older = await resp.get_data(as_text=True)
assert resp.status_code == 200 and "<table" not in older
assert "98%" in older and f"old-{tag}" in older and f"patch-{tag}" not in older
assert "cleared later (above)" in older # its end is on the newer page
assert "End of the list." in older and "data-scroll-more" not in older
# The rules list links each rule to its history.
assert f'/alerts/history?rule={hot_id}' in await (await client.get("/alerts/")).get_data(as_text=True)
asyncio.run(_go())