Merge branch '343189-fix-toggle-draft' into 'master'

Fix MR draft RegEx

See merge request gitlab-org/gitlab!72454

app/assets/javascripts/issuable_form.js

@@ -53,7 +53,7 @@ export default class IssuableForm {
     // prettier-ignore
     this.draftRegex = new RegExp(
       '^\\s*(' + // Line start, then any amount of leading whitespace
-        '|\\[draft\\]\\s*' + // [Draft] and any following whitespace
+        '\\[draft\\]\\s*' + // [Draft] and any following whitespace
         '|draft:\\s*' + // Draft: and any following whitespace
         '|\\(draft\\)\\s*' + // (Draft) and any following whitespace
       ')+' + // At least one repeated match of the preceding parenthetical

spec/frontend/issuable_form_spec.js

@@ -45,4 +45,18 @@ describe('IssuableForm', () => {
       expect(instance.titleField.val()).toBe("Draft: The Issuable's Title Value");
     });
   });
+
+  describe('workInProgress', () => {
+    it.each`
+      title                                 | expected
+      ${'draFT: something is happening'}    | ${true}
+      ${'draft something is happening'}     | ${false}
+      ${'something is happening to drafts'} | ${false}
+      ${'something is happening'}           | ${false}
+    `('returns $expected with "$title"', ({ title, expected }) => {
+      instance.titleField.val(title);
+
+      expect(instance.workInProgress()).toBe(expected);
+    });
+  });
 });