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winDeployScripts/software/collector/tests/test_settings.py

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+#!/usr/bin/env python3
+import os
+import sys
+import tempfile
+import unittest
+from pathlib import Path
+from unittest import mock
+
+sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
+from settings import (  # noqa: E402
+    load_names,
+    load_report_interval_min,
+    save_names,
+    save_report_interval_min,
+)
+
+
+class SettingsTests(unittest.TestCase):
+    def test_interval_default(self):
+        with tempfile.TemporaryDirectory() as td:
+            p = Path(td) / "sensors-settings.json"
+            self.assertEqual(load_report_interval_min(p), 30)
+
+    def test_interval_roundtrip(self):
+        with tempfile.TemporaryDirectory() as td:
+            p = Path(td) / "sensors-settings.json"
+            self.assertEqual(save_report_interval_min(45, p), 45)
+            self.assertEqual(load_report_interval_min(p), 45)
+
+    def test_interval_clamp(self):
+        with tempfile.TemporaryDirectory() as td:
+            p = Path(td) / "sensors-settings.json"
+            self.assertEqual(save_report_interval_min(0, p), 1)
+            self.assertEqual(save_report_interval_min(999999, p), 65535)
+
+    def test_names_roundtrip(self):
+        with tempfile.TemporaryDirectory() as td:
+            p = Path(td) / "sensors-names.json"
+            saved = save_names({"aa:bb:cc:dd:ee:01": "  Коридор  ", "": "x"}, p)
+            self.assertEqual(saved, {"AA:BB:CC:DD:EE:01": "Коридор"})
+            self.assertEqual(load_names(p), saved)
+
+
+class WritePathLatencyTests(unittest.TestCase):
+    def test_gatt_write_does_not_call_registry_save(self):
+        from gatt import CollectorGatt
+        from registry import Registry
+
+        reg = Registry(n=4)
+        reg.assign("AA:BB:CC:DD:EE:01")
+        gatt = CollectorGatt(reg)
+        gatt.set_current_addr("AA:BB:CC:DD:EE:01")
+
+        called = {"save": 0, "write": 0}
+
+        def on_write(addr, data):
+            called["write"] += 1
+            reg.update_report(addr, data[0], data[1], data[2] | (data[3] << 8))
+
+        gatt.on_write = on_write
+
+        with mock.patch.object(reg, "save", side_effect=lambda: called.__setitem__("save", called["save"] + 1)):
+            class Char:
+                uuid = "0000a001-0000-1000-8000-00805f9b34fb"
+
+            gatt.handle_write(Char(), bytearray(b"\x50\x00\x34\x12"))
+
+        self.assertEqual(called["write"], 1)
+        self.assertEqual(called["save"], 0)
+
+
+if __name__ == "__main__":
+    unittest.main()