feat/TanStack-Form (#18346)

web/app/components/base/input-number/index.spec.tsx

@@ -0,0 +1,97 @@
+import { fireEvent, render, screen } from '@testing-library/react'
+import { InputNumber } from './index'
+
+jest.mock('react-i18next', () => ({
+  useTranslation: () => ({
+    t: (key: string) => key,
+  }),
+}))
+
+describe('InputNumber Component', () => {
+  const defaultProps = {
+    onChange: jest.fn(),
+  }
+
+  afterEach(() => {
+    jest.clearAllMocks()
+  })
+
+  it('renders input with default values', () => {
+    render(<InputNumber {...defaultProps} />)
+    const input = screen.getByRole('textbox')
+    expect(input).toBeInTheDocument()
+  })
+
+  it('handles increment button click', () => {
+    render(<InputNumber {...defaultProps} value={5} />)
+    const incrementBtn = screen.getByRole('button', { name: /increment/i })
+
+    fireEvent.click(incrementBtn)
+    expect(defaultProps.onChange).toHaveBeenCalledWith(6)
+  })
+
+  it('handles decrement button click', () => {
+    render(<InputNumber {...defaultProps} value={5} />)
+    const decrementBtn = screen.getByRole('button', { name: /decrement/i })
+
+    fireEvent.click(decrementBtn)
+    expect(defaultProps.onChange).toHaveBeenCalledWith(4)
+  })
+
+  it('respects max value constraint', () => {
+    render(<InputNumber {...defaultProps} value={10} max={10} />)
+    const incrementBtn = screen.getByRole('button', { name: /increment/i })
+
+    fireEvent.click(incrementBtn)
+    expect(defaultProps.onChange).not.toHaveBeenCalled()
+  })
+
+  it('respects min value constraint', () => {
+    render(<InputNumber {...defaultProps} value={0} min={0} />)
+    const decrementBtn = screen.getByRole('button', { name: /decrement/i })
+
+    fireEvent.click(decrementBtn)
+    expect(defaultProps.onChange).not.toHaveBeenCalled()
+  })
+
+  it('handles direct input changes', () => {
+    render(<InputNumber {...defaultProps} />)
+    const input = screen.getByRole('textbox')
+
+    fireEvent.change(input, { target: { value: '42' } })
+    expect(defaultProps.onChange).toHaveBeenCalledWith(42)
+  })
+
+  it('handles empty input', () => {
+    render(<InputNumber {...defaultProps} value={0} />)
+    const input = screen.getByRole('textbox')
+
+    fireEvent.change(input, { target: { value: '' } })
+    expect(defaultProps.onChange).toHaveBeenCalledWith(undefined)
+  })
+
+  it('handles invalid input', () => {
+    render(<InputNumber {...defaultProps} />)
+    const input = screen.getByRole('textbox')
+
+    fireEvent.change(input, { target: { value: 'abc' } })
+    expect(defaultProps.onChange).not.toHaveBeenCalled()
+  })
+
+  it('displays unit when provided', () => {
+    const unit = 'px'
+    render(<InputNumber {...defaultProps} unit={unit} />)
+    expect(screen.getByText(unit)).toBeInTheDocument()
+  })
+
+  it('disables controls when disabled prop is true', () => {
+    render(<InputNumber {...defaultProps} disabled />)
+    const input = screen.getByRole('textbox')
+    const incrementBtn = screen.getByRole('button', { name: /increment/i })
+    const decrementBtn = screen.getByRole('button', { name: /decrement/i })
+
+    expect(input).toBeDisabled()
+    expect(incrementBtn).toBeDisabled()
+    expect(decrementBtn).toBeDisabled()
+  })
+})