First Commit. Duplicate bunext-sqlite preset

src/functions/backend/auth/gen-csrf.test.ts

@@ -0,0 +1,18 @@
+import { describe, expect, test } from "bun:test";
+import generateCSRF from "./gen-csrf";
+
+describe("generateCSRF", () => {
+    test("returns a non-empty string", () => {
+        expect(generateCSRF().length).toBeGreaterThan(0);
+    });
+
+    test("is unique across calls", () => {
+        const a = generateCSRF();
+        const b = generateCSRF();
+        expect(a).not.toBe(b);
+    });
+
+    test("produces url-safe base64 characters only", () => {
+        expect(generateCSRF()).toMatch(/^[A-Za-z0-9_-]+$/);
+    });
+});