Initial commit with translated description

tests/test_charge_status_json.py

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+import unittest
+
+from scripts.tesla import _charge_status_json
+
+
+class TestChargeStatusJson(unittest.TestCase):
+    def test_charge_status_json_includes_useful_fields(self):
+        charge = {
+            'battery_level': 55,
+            'battery_range': 123.4,
+            'usable_battery_level': 52,
+            'charging_state': 'Charging',
+            'charge_limit_soc': 80,
+            'time_to_full_charge': 1.5,
+            'charge_rate': 22,
+            'charger_power': 7,
+            'charger_voltage': 240,
+            'charger_actual_current': 29,
+            'scheduled_charging_start_time': 60,
+            'scheduled_charging_mode': 'DepartBy',
+            'scheduled_charging_pending': True,
+            'charge_port_door_open': True,
+            'conn_charge_cable': 'SAEJ1772',
+        }
+
+        out = _charge_status_json(charge)
+
+        # Sanity checks: key presence and values pass through.
+        self.assertEqual(out.get('battery_level'), 55)
+        self.assertEqual(out.get('usable_battery_level'), 52)
+        self.assertEqual(out.get('charger_power'), 7)
+        self.assertEqual(out.get('charger_voltage'), 240)
+        self.assertEqual(out.get('charger_actual_current'), 29)
+        self.assertEqual(out.get('charge_port_door_open'), True)
+        self.assertEqual(out.get('conn_charge_cable'), 'SAEJ1772')
+
+    def test_charge_status_json_handles_none(self):
+        out = _charge_status_json(None)
+        self.assertIsInstance(out, dict)
+        self.assertIsNone(out.get('battery_level'))
+
+
+if __name__ == '__main__':
+    unittest.main()