add tests

src/containers/my-cooperations/accept-cooperation-close/AcceptCooperationClosing.tsx

@@ -51,8 +51,9 @@ const AcceptCooperationClosing: React.FC<AcceptCooperationClosureProps> = ({
 
   const handleReasonSubmit = () => {
     const isValid = trigger('declineReason')
-    handleSubmit()
+
     if (isValid && !errors.declineReason) {
+      handleSubmit()
       setIsReasonSubmitted(true)
       setIsInputShown(false)
     }

tests/unit/containers/my-cooperations/accept-cooperation-close/AcceptCooperationClosing.spec.jsx

@@ -1,15 +1,48 @@
-import { render, screen } from '@testing-library/react'
+import { fireEvent, render, screen } from '@testing-library/react'
 import { beforeEach, vi } from 'vitest'
 import AcceptCooperationClosing from '~/containers/my-cooperations/accept-cooperation-close/AcceptCooperationClosing'
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => ({
+    t: (key) => key
+  })
+}))
 describe('AcceptCooperationClosing', () => {
   const mockOnAccept = vi.fn()
+  const mockOnDecline = vi.fn()
 
   beforeEach(() => {
-    render(<AcceptCooperationClosing user='John Doe' onAccept={mockOnAccept} />)
+    render(
+      <AcceptCooperationClosing
+        user='John Doe'
+        onAccept={mockOnAccept}
+        onDecline={mockOnDecline}
+      />
+    )
   })
 
   it('should render the title correctly', () => {
     const titleText = screen.getByText('titles.acceptCooperationClosing')
     expect(titleText).toBeInTheDocument()
   })
+
+  it('renders input field when decline button is clicked', () => {
+    const declineBtn = screen.getByText('cooperationDetailsPage.declineBtn')
+    fireEvent.click(declineBtn)
+    expect(declineBtn).toBeInTheDocument()
+    const inputLabel = screen.getByText(
+      'cooperationDetailsPage.InputFieldLabel'
+    )
+    expect(inputLabel).toBeInTheDocument()
+  })
+
+  it('shows error message when submitting empty input', () => {
+    const declineBtn = screen.getByText('cooperationDetailsPage.declineBtn')
+    fireEvent.click(declineBtn)
+    const submitBtn = screen.getByText('cooperationDetailsPage.submitBtn')
+    expect(submitBtn).toBeInTheDocument()
+    fireEvent.click(submitBtn)
+    const errorMessage = screen.getByText('cooperationDetailsPage.inputError')
+    expect(errorMessage).toBeInTheDocument()
+  })
 })