Commit of Current Status

lib/utils.test.ts

@@ -0,0 +1,62 @@
+import { describe, it, expect, setSystemTime, beforeAll, afterAll } from "bun:test";
+import { getVehicleDisplayStatus } from "./utils";
+import { Vehicle } from "./api";
+
+describe("getVehicleDisplayStatus", () => {
+    beforeAll(() => {
+        setSystemTime(new Date("2024-01-01T12:00:10Z")); // Mock Current Time: 12:00:10 UTC
+    });
+
+    afterAll(() => {
+        setSystemTime(); // Reset
+    });
+
+    it("should return Online if heartbeat is recent (<5s)", () => {
+        const vehicle: Vehicle = {
+            vin: "TEST",
+            status: "Online",
+            currentVersion: "1.0",
+            lastHeartbeat: "2024-01-01T12:00:08", // 2 seconds ago (assuming UTC fix)
+            groupId: null
+        };
+        // The function appends Z -> 12:00:08Z. Diff is 2000ms.
+        expect(getVehicleDisplayStatus(vehicle)).toBe("Online");
+    });
+
+    it("should return Offline if heartbeat is old (>5s)", () => {
+        const vehicle: Vehicle = {
+            vin: "TEST",
+            status: "Online",
+            currentVersion: "1.0",
+            lastHeartbeat: "2024-01-01T12:00:04", // 6 seconds ago
+            groupId: null
+        };
+        // The function appends Z -> 12:00:04Z. Diff is 6000ms.
+        expect(getVehicleDisplayStatus(vehicle)).toBe("Offline");
+    });
+
+    it("should handle already UTC string with Z", () => {
+        const vehicle: Vehicle = {
+            vin: "TEST",
+            status: "Online",
+            currentVersion: "1.0",
+            lastHeartbeat: "2024-01-01T12:00:09Z", // 1s ago
+            groupId: null
+        };
+        expect(getVehicleDisplayStatus(vehicle)).toBe("Online");
+    });
+
+    it("should preserve Updating status even if old heartbeat", () => {
+        // Usually updating vehicles might not heartbeat? Or they do. 
+        // Logic says: if (displayStatus === 'Online' && diffMs > 5000) -> Offline.
+        // If status is 'Updating', it stays 'Updating'.
+        const vehicle: Vehicle = {
+            vin: "TEST",
+            status: "Updating",
+            currentVersion: "1.0",
+            lastHeartbeat: "2024-01-01T12:00:00", // 10s ago
+            groupId: null
+        };
+        expect(getVehicleDisplayStatus(vehicle)).toBe("Updating");
+    });
+});