add more tests

1 files changed, 27 insertions, 0 deletions

diff --git a/src/lib/validators/newsletter.test.ts b/src/lib/validators/newsletter.test.ts
new file mode 100644
index 0000000..12e3f46
--- /dev/null
+++ b/src/lib/validators/newsletter.test.ts
@@ -0,0 +1,27 @@
+import { describe, expect, test } from 'vitest';
+import { NewsletterSchema } from './newsletter';
+
+describe('NewsletterSchema', () => {
+  test('accepts a valid email payload', () => {
+    const parsed = NewsletterSchema.parse({
+      email: 'user@example.com',
+    });
+
+    expect(parsed).toEqual({ email: 'user@example.com' });
+  });
+
+  test('rejects invalid email payloads', () => {
+    expect(
+      NewsletterSchema.safeParse({
+        email: 'invalid-email',
+      }).success,
+    ).toBe(false);
+
+    expect(
+      NewsletterSchema.safeParse({
+        email: '',
+      }).success,
+    ).toBe(false);
+  });
+});
+