Add unittests for generateChallenge()

1 files changed, 14 insertions, 0 deletions

diff --git a/packages/server/src/helpers/generateChallenge.test.ts b/packages/server/src/helpers/generateChallenge.test.ts
new file mode 100644
index 0000000..065ad7f
--- /dev/null
+++ b/packages/server/src/helpers/generateChallenge.test.ts
@@ -0,0 +1,14 @@
+import generateChallenge from './generateChallenge';
+
+test('should return a buffer of at least 32 bytes', () => {
+  const challenge = generateChallenge();
+
+  expect(challenge.byteLength).toBeGreaterThanOrEqual(32);
+});
+
+test('should return random bytes on each execution', () => {
+  const challenge1 = generateChallenge();
+  const challenge2 = generateChallenge();
+
+  expect(challenge1).not.toEqual(challenge2);
+});