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fangke/server/tracker/tests/test_stats.py
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from datetime import date, timedelta
from django.utils import timezone
from tracker.models import Site, Visitor, VisitSession, Event
from tracker.services.stats import refresh_daily
# 用上海本地时刻做基准:refresh_daily 的日界是上海自然日(make_aware),
# 若直接用 UTC 的 timezone.now(),在本地 00:00-08:00 之间跑测试时 NOW.date() 会错一天
NOW = timezone.localtime(timezone.now())
YESTERDAY = NOW - timedelta(days=1)
def _mk(site, vid, sid, day, n_events, stay=0):
v, _ = Visitor.objects.get_or_create(site=site, visitor_id=vid)
sess = VisitSession.objects.create(site=site, visitor=v, session_id=sid,
started_at=day, ended_at=day + timedelta(minutes=5),
stay_ms=stay, event_count=n_events)
for i in range(n_events):
Event.objects.create(site=site, visitor=v, session=sess, event_id=f"{vid}-{sid}-{day:%Y%m%d}-{i}",
event_name="page_view", occurred_at=day + timedelta(seconds=i), path="/")
def test_refresh_daily_two_days(db):
site = Site.objects.create(name="s", domains=["a.com"])
_mk(site, "v1", "s1", YESTERDAY, 3) # v1 昨天 3 事件
_mk(site, "v1", "s2", NOW, 2, stay=8000) # v1 今天 2 事件
_mk(site, "v2", "s3", NOW, 4) # v2 今天 4 事件
y = refresh_daily(site, YESTERDAY.date())
t = refresh_daily(site, NOW.date())
# new_visitors 口径 = first_seen_at 落入当日。测试里 v1 虽有昨日事件,但访客记录是测试运行时(今天)建档的
# (auto_now_add),故昨天 new=0、今天 new=2(v1+v2)——按 first_seen_at 真实语义断言
assert (y.pv, y.uv, y.sessions, y.new_visitors) == (3, 1, 1, 0)
assert (t.pv, t.uv, t.sessions, t.new_visitors) == (6, 2, 2, 2) # 今天:pv=6 uv=2(v1+v2) sessions=2 new=2(v1+v2)
def test_refresh_daily_shanghai_boundary(db):
# 固定时间戳钉死日界(不依赖运行时刻):UTC 2026-09-15T16:30 = 上海 09-16 00:30 → 落 9-16 不落 9-15
site = Site.objects.create(name="s", domains=["a.com"])
v = Visitor.objects.create(site=site, visitor_id="v")
s = VisitSession.objects.create(site=site, visitor=v, session_id="s",
started_at="2026-09-15T16:30:00Z", ended_at="2026-09-15T16:30:00Z")
Event.objects.create(site=site, visitor=v, session=s, event_id="e",
event_name="page_view", occurred_at="2026-09-15T16:30:00Z", path="/")
d15 = refresh_daily(site, date(2026, 9, 15))
d16 = refresh_daily(site, date(2026, 9, 16))
assert (d15.pv, d16.pv) == (0, 1)
def test_refresh_daily_excludes_bots(db):
# 爬虫口径:事件/会话/访客三处 is_bot 均不计入四指标(与 pv/uv/sessions 统一)
site = Site.objects.create(name="s", domains=["a.com"])
bot = Visitor.objects.create(site=site, visitor_id="bot", is_bot=True)
human = Visitor.objects.create(site=site, visitor_id="human")
bs = VisitSession.objects.create(site=site, visitor=bot, session_id="bs",
started_at="2026-09-15T10:00:00Z", ended_at="2026-09-15T10:01:00Z")
hs = VisitSession.objects.create(site=site, visitor=human, session_id="hs",
started_at="2026-09-15T10:00:00Z", ended_at="2026-09-15T10:01:00Z")
Event.objects.create(site=site, visitor=bot, session=bs, event_id="b1",
event_name="page_view", occurred_at="2026-09-15T10:00:00Z", path="/", is_bot=True)
Event.objects.create(site=site, visitor=human, session=hs, event_id="h1",
event_name="page_view", occurred_at="2026-09-15T10:00:30Z", path="/")
d = refresh_daily(site, date(2026, 9, 15))
assert (d.pv, d.uv, d.sessions) == (1, 1, 1) # 只计 human 的事件/会话
t = refresh_daily(site, timezone.localdate()) # 两位访客 first_seen_at 均为运行时,刷今天窗口才能非空验证 new_visitors
assert t.new_visitors == 1 # 爬虫访客不计入新增