Jest fixes 7

frontend/jest.config.ts

@@ -12,6 +12,8 @@ export default {
   moduleNameMapper: {
     '^.+\\.css$': '<rootDir>/src/tests/mocks/styleMock.ts',
     '^.+\\.(svg|png|jpe?g|gif|webp)$': '<rootDir>/src/tests/mocks/fileMock.ts',
+    '^material-react-table$': '<rootDir>/src/tests/mocks/materialReactTable.tsx',
+    '^export-to-csv$': '<rootDir>/src/tests/mocks/exportToCsv.ts',
     '^@/util/config$': '<rootDir>/src/tests/mocks/config.ts',
     '^\\.\\.?/util/config$': '<rootDir>/src/tests/mocks/config.ts',
     '^@/(.*)$': '<rootDir>/src/$1',

frontend/src/tests/mocks/exportToCsv.ts

@@ -0,0 +1,11 @@
+export const mkConfig = <T,>(config: T) => config
+
+export const generateCsv =
+  <T,>(_config: T) =>
+  (_rows: unknown) =>
+    'csv'
+
+export const download =
+  <T,>(_config: T) =>
+  (_csv: string) =>
+    undefined

frontend/src/tests/mocks/materialReactTable.tsx

@@ -0,0 +1,28 @@
+import { ReactNode } from 'react'
+
+type MockRow = {
+  original: Record<string, unknown>
+  getVisibleCells: () => Array<{
+    column: { id: string }
+    getValue: () => unknown
+  }>
+}
+
+type MockTable = {
+  getPrePaginationRowModel: () => { rows: MockRow[] }
+  getColumn: (id: string) => { columnDef: { header: string } }
+}
+
+export const useMaterialReactTable = <T extends object>(options: T): T & MockTable => ({
+  ...options,
+  getPrePaginationRowModel: () => ({ rows: [] }),
+  getColumn: (id: string) => ({ columnDef: { header: id } }),
+})
+
+export const MaterialReactTable = ({ children }: { children?: ReactNode; table?: unknown }) => (
+  <div data-testid="material-react-table">{children}</div>
+)
+
+export const MRT_ShowHideColumnsButton = ({ children }: { children?: ReactNode; table?: unknown }) => (
+  <button type="button">{children ?? 'Show/Hide Columns'}</button>
+)