#434

frontend/src/components/counts/CountsControls.test.tsx

@@ -117,3 +117,17 @@ it ('derives mixed parent selection and permits selecting all children again aft
       'tags.name_ja', 'tags.name_ain', 'tags.aliases_ja', 'tags.aliases_ain'])
   expect (params.get ('columns')).toBe ('tags')
 })
+
+
+it ('offers row numbers only in details and keeps limit in display settings', () => {
+  const view = renderControls (appliedParams ({ mode: 'summary', row_numbers: '1' }))
+  expect (screen.queryByRole ('checkbox', { name: '行番号' })).not.toBeInTheDocument ()
+  const limit = screen.getByRole ('combobox', { name: '表示件数' })
+  expect (Array.from (limit.querySelectorAll ('option')).map (option => option.value))
+      .toEqual (['20', '50', '100'])
+  expect (limit).toHaveValue ('100')
+  expect (limit.querySelector ('span')).toBeNull ()
+  view.unmount ()
+  renderControls (appliedParams ({ row_numbers: '1' }))
+  expect (screen.getByRole ('checkbox', { name: '行番号' })).toBeChecked ()
+})