test(store): cover 422 certificate sign error parsing

Add test to ensure certificate validation API errors are kept as signError.

Assert the store preserves the original API message list and does not infer missing-certification actions.

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

src/tests/store/sign.spec.ts

@@ -357,6 +357,20 @@ describe('useSignStore', () => {
 			expect(result.type).toBe('signError')
 			expect(result.errors).toEqual(['err'])
 		})
+
+		it('returns signError for certificate validation errors and preserves API message', () => {
+			const store = useSignStore()
+			const apiErrors = [{ message: 'Certificate has been revoked', code: 422 }]
+			const error = {
+				response: { data: { ocs: { data: { errors: apiErrors } } } },
+			}
+
+			const result = store.parseSignError(error)
+
+			expect(result.type).toBe('signError')
+			expect(result.action).toBeUndefined()
+			expect(result.errors).toEqual(apiErrors)
+		})
 	})
 
 	describe('setFileToSign', () => {