1 files changed, 16 insertions, 1 deletions
diff --git a/spec/frontend/authentication/webauthn/util_spec.js b/spec/frontend/authentication/webauthn/util_spec.js
index c9b8bfd8679..bc44b47d0ba 100644
--- a/spec/frontend/authentication/webauthn/util_spec.js
+++ b/spec/frontend/authentication/webauthn/util_spec.js
@@ -1,4 +1,4 @@
-import { base64ToBuffer, bufferToBase64 } from '~/authentication/webauthn/util';
+import { base64ToBuffer, bufferToBase64, base64ToBase64Url } from '~/authentication/webauthn/util';
 
 const encodedString = 'SGVsbG8gd29ybGQh';
 const stringBytes = [72, 101, 108, 108, 111, 32, 119, 111, 114, 108, 100, 33];
@@ -16,4 +16,19 @@ describe('Webauthn utils', () => {
     const buffer = base64ToBuffer(encodedString);
     expect(bufferToBase64(buffer)).toBe(encodedString);
   });
+
+  describe('base64ToBase64Url', () => {
+    it.each`
+      argument               | expectedResult
+      ${'asd+'}              | ${'asd-'}
+      ${'asd/'}              | ${'asd_'}
+      ${'asd='}              | ${'asd'}
+      ${'+asd'}              | ${'-asd'}
+      ${'/asd'}              | ${'_asd'}
+      ${'=asd'}              | ${'=asd'}
+      ${'a+bc/def=ghigjk=='} | ${'a-bc_def=ghigjk'}
+    `('returns $expectedResult when argument is $argument', ({ argument, expectedResult }) => {
+      expect(base64ToBase64Url(argument)).toBe(expectedResult);
+    });
+  });
 });