chore: initialize project

src/shared/lib/i18n/messages-parity.test.ts

@@ -0,0 +1,33 @@
+import { readFileSync } from "node:fs";
+import { resolve } from "node:path";
+import { describe, expect, it } from "vitest";
+
+function readMessages(locale: "ru" | "en") {
+	const filepath = resolve(process.cwd(), "messages", `${locale}.json`);
+	return JSON.parse(readFileSync(filepath, "utf-8")) as Record<string, string>;
+}
+
+describe("message catalogs", () => {
+	it("have the same keyset for ru and en", () => {
+		const ru = readMessages("ru");
+		const en = readMessages("en");
+
+		const ruKeys = Object.keys(ru).sort();
+		const enKeys = Object.keys(en).sort();
+
+		expect(ruKeys).toEqual(enKeys);
+	});
+
+	it("have non-empty translations", () => {
+		const catalogs = [readMessages("ru"), readMessages("en")];
+
+		for (const catalog of catalogs) {
+			for (const [key, value] of Object.entries(catalog)) {
+				expect(
+					value.trim().length,
+					`Empty translation for key: ${key}`,
+				).toBeGreaterThan(0);
+			}
+		}
+	});
+});