test Send.spec.js, two apollo querys

frontend/src/pages/Send.spec.js

@@ -1,11 +1,12 @@
 import { mount } from '@vue/test-utils'
 import Send from './Send'
+import { toastErrorSpy } from '../../test/testSetup'
 
 const sendCoinsMock = jest.fn()
 sendCoinsMock.mockResolvedValue('success')
 
 const createTransactionLinkMock = jest.fn()
-createTransactionLinkMock.mockResolvedValue('success')
+createTransactionLinkMock.mockResolvedValue('error')
 
 const localVue = global.localVue
 
@@ -154,6 +155,18 @@ describe('Send', () => {
       })
     })
 
+    describe('send apollo if transaction link with error', () => {
+      beforeEach(() => {
+        createTransactionLinkMock.mockRejectedValue({ message: 'OUCH!' })
+        wrapper = Wrapper()
+        wrapper.find('button.btn-success').trigger('click')
+      })
+
+      it('toasts an error message', () => {
+        expect(toastErrorSpy).toBeCalledWith('unregister_mail.error')
+      })
+    })
+
     describe('confirm transaction if selected:link', () => {
       beforeEach(() => {
         wrapper.setData({