Fix PPT auto generation and analytics fallbacks

tests/test_ppt_auto_generation_service.py

@@ -0,0 +1,74 @@
+from datetime import datetime
+
+
+def test_build_defined_ppt_jobs_uses_latest_date():
+    from services.ppt_auto_generation_service import build_defined_ppt_jobs
+
+    jobs = build_defined_ppt_jobs(latest_date="2026-05-11")
+    by_type = {job.report_type: job for job in jobs}
+
+    assert list(by_type) == ["daily", "weekly", "monthly", "strategy", "competitor", "promo"]
+    assert by_type["daily"].sub_arg == "2026/05/11"
+    assert by_type["monthly"].sub_arg == "2026/05"
+    assert by_type["strategy"].sub_arg == "monthly 2026/05"
+    assert by_type["competitor"].sub_arg == "monthly"
+    assert by_type["promo"].sub_arg == "2026/05/05-2026/05/11"
+
+
+def test_auto_generation_respects_disabled_flag(monkeypatch):
+    monkeypatch.setenv("PPT_AUTO_GENERATION_ENABLED", "false")
+
+    from services.ppt_auto_generation_service import generate_defined_ppt_reports
+
+    result = generate_defined_ppt_reports(report_types=["daily"])
+
+    assert result["ok"] is False
+    assert result["status"] == "disabled"
+
+
+def test_dry_run_does_not_generate(monkeypatch):
+    monkeypatch.setenv("PPT_AUTO_GENERATION_ENABLED", "true")
+
+    from services import ppt_auto_generation_service as svc
+
+    monkeypatch.setattr(svc, "_latest_sales_date", lambda: "2026-05-11")
+
+    result = svc.generate_defined_ppt_reports(
+        report_types=["daily", "monthly"],
+        dry_run=True,
+    )
+
+    assert result["ok"] is True
+    assert result["status"] == "planned"
+    assert [job["report_type"] for job in result["jobs"]] == ["daily", "monthly"]
+
+
+def test_coverage_marks_ready_from_database(monkeypatch):
+    from services import ppt_auto_generation_service as svc
+
+    class _Rows:
+        def fetchall(self):
+            return [("daily", 2), ("monthly", 1)]
+
+    class _Session:
+        def execute(self, *_args, **_kwargs):
+            return _Rows()
+
+        def close(self):
+            return None
+
+    monkeypatch.setattr(svc, "get_session", lambda: _Session())
+    monkeypatch.setenv("PPT_AUTO_GENERATION_ENABLED", "true")
+
+    result = svc.get_defined_report_coverage(
+        month_start=datetime(2026, 5, 1),
+        month_end=datetime(2026, 6, 1),
+        reports_dir="/tmp/does-not-exist-for-test",
+        report_types=["daily", "monthly", "weekly"],
+    )
+
+    by_key = {item["key"]: item for item in result["items"]}
+    assert by_key["daily"]["ready"] is True
+    assert by_key["monthly"]["ready"] is True
+    assert by_key["weekly"]["ready"] is False
+    assert result["missing_count"] == 1