1 files changed, 43 insertions, 0 deletions
diff --git a/spec/frontend/pages/admin/users/new/index_spec.js b/spec/frontend/pages/admin/users/new/index_spec.js
new file mode 100644
index 00000000000..3896323eef7
--- /dev/null
+++ b/spec/frontend/pages/admin/users/new/index_spec.js
@@ -0,0 +1,43 @@
+import $ from 'jquery';
+import UserInternalRegexHandler from '~/pages/admin/users/new/index';
+
+describe('UserInternalRegexHandler', () => {
+  const FIXTURE = 'admin/users/new_with_internal_user_regex.html';
+  let $userExternal;
+  let $userEmail;
+  let $warningMessage;
+
+  preloadFixtures(FIXTURE);
+
+  beforeEach(() => {
+    loadFixtures(FIXTURE);
+    // eslint-disable-next-line no-new
+    new UserInternalRegexHandler();
+    $userExternal = $('#user_external');
+    $userEmail = $('#user_email');
+    $warningMessage = $('#warning_external_automatically_set');
+    if (!$userExternal.prop('checked')) $userExternal.prop('checked', 'checked');
+  });
+
+  describe('Behaviour of userExternal checkbox when', () => {
+    it('matches email as internal', done => {
+      expect($warningMessage.hasClass('hidden')).toBeTruthy();
+
+      $userEmail.val('test@').trigger('input');
+
+      expect($userExternal.prop('checked')).toBeFalsy();
+      expect($warningMessage.hasClass('hidden')).toBeFalsy();
+      done();
+    });
+
+    it('matches email as external', done => {
+      expect($warningMessage.hasClass('hidden')).toBeTruthy();
+
+      $userEmail.val('test.ext@').trigger('input');
+
+      expect($userExternal.prop('checked')).toBeTruthy();
+      expect($warningMessage.hasClass('hidden')).toBeTruthy();
+      done();
+    });
+  });
+});