Add channel material and downtime analytics

2026-10-01 12:27:47 +02:00
parent 5452dc035b
commit 640ec53330
24 changed files with 2362 additions and 76 deletions
@@ -0,0 +1,61 @@
+"""Regression coverage for SQLite initialization from production DDL."""
+
+import json
+import sqlite3
+
+import pytest
+
+
+def test_schema_initialization_and_power_meter_json(sqlite_schema):
+    with sqlite3.connect(":memory:") as database:
+        database.executescript(sqlite_schema)
+        database.executescript(sqlite_schema)
+        tables = {
+            row[0] for row in database.execute("SELECT name FROM sqlite_master WHERE type='table'")
+        }
+        assert {
+            "material_consumption_snapshots",
+            "material_efficiency_snapshots",
+            "material_application_snapshots",
+            "channel_material_consumption_snapshots",
+            "production_downtime_events",
+            "production_order_attribution_state",
+            "power_meter_readings",
+            "power_meter_monthly_reports",
+        } <= tables
+
+        insert = """INSERT INTO power_meter_readings
+            (meter, timestamp, energy_total_kwh, energy_delta_kwh,
+             active_power_total_kw, grid_frequency_hz)
+            VALUES (?, ?, 100, 1, 4, 50)"""
+        database.execute(insert, ("B2", "2026-09-01T00:00:00Z"))
+        phases = {"L1": 1.25, "L2": 2.75}
+        database.execute(insert, ("B2", "2026-09-01T00:01:00Z"))
+        database.execute(
+            "UPDATE power_meter_readings SET phase_active_power_kw=? WHERE timestamp=?",
+            (json.dumps(phases), "2026-09-01T00:01:00Z"),
+        )
+        rows = database.execute(
+            "SELECT phase_active_power_kw FROM power_meter_readings ORDER BY timestamp"
+        ).fetchall()
+        assert [json.loads(row[0]) for row in rows] == [{}, phases]
+        with pytest.raises(sqlite3.IntegrityError):
+            database.execute(insert, ("B2", "2026-09-01T00:00:00Z"))
+
+        summary = {"consumption_kwh": 42.5, "first_timestamp": None, "outages": 0}
+        database.execute(
+            """INSERT INTO power_meter_monthly_reports (meter, month, report_path, summary)
+               VALUES (?, ?, ?, ?)""",
+            ("B2", "2026-09", "/reports/B2.pdf", json.dumps(summary)),
+        )
+        path, stored_summary, generated_at = database.execute(
+            "SELECT report_path, summary, generated_at FROM power_meter_monthly_reports"
+        ).fetchone()
+        assert path == "/reports/B2.pdf"
+        assert json.loads(stored_summary) == summary
+        assert generated_at is not None
+        with pytest.raises(sqlite3.IntegrityError):
+            database.execute(
+                """INSERT INTO power_meter_monthly_reports (meter, month, report_path, summary)
+                   VALUES ('B2', '2026-10', '/reports/B2.pdf', NULL)"""
+            )