feat: add reminder source (#126)

apps/freya-backend/src/reminders/provider.test.ts

@@ -0,0 +1,50 @@
+import { describe, expect, test } from "bun:test"
+
+import type { Database } from "../db/index.ts"
+
+import { ReminderSourceProvider } from "./provider.ts"
+
+const fakeDb = {} as Database
+
+describe("ReminderSourceProvider", () => {
+	const provider = new ReminderSourceProvider({ db: fakeDb })
+
+	test("sourceId is freya.reminders", () => {
+		expect(provider.sourceId).toBe("freya.reminders")
+	})
+
+	test("throws when config has extra keys", async () => {
+		await expect(
+			provider.feedSourceForUser("user-1", { lookAheadMs: 1000, extra: true }, null),
+		).rejects.toThrow("Invalid reminders config")
+	})
+
+	test("throws when defaultTimeZone is invalid", async () => {
+		await expect(
+			provider.feedSourceForUser("user-1", { defaultTimeZone: "Not/AZone" }, null),
+		).rejects.toThrow("Invalid reminders config")
+	})
+
+	test("returns ReminderSource with valid config", async () => {
+		const source = await provider.feedSourceForUser(
+			"user-1",
+			{
+				lookAheadMs: 48 * 60 * 60 * 1000,
+				lookBackMs: 60 * 60 * 1000,
+				includeCompleted: true,
+				defaultTimeZone: "Europe/London",
+			},
+			null,
+		)
+
+		expect(source).toBeDefined()
+		expect(source.id).toBe("freya.reminders")
+	})
+
+	test("returns ReminderSource with empty config", async () => {
+		const source = await provider.feedSourceForUser("user-1", {}, null)
+
+		expect(source).toBeDefined()
+		expect(source.id).toBe("freya.reminders")
+	})
+})