fix(TS): make wrapper allow a simple function comp (testing-library#966)

Co-authored-by: eps1lon <[email protected]>

Author: kentcdodds

types/index.d.ts

@@ -70,7 +70,7 @@ export interface RenderOptions<
    *
    *  @see https://testing-library.com/docs/react-testing-library/api/#wrapper
    */
-  wrapper?: React.ComponentType
+  wrapper?: React.ComponentType<{children: React.ReactElement}>
 }
 
 type Omit<T, K extends keyof T> = Pick<T, Exclude<keyof T, K>>

types/test.tsx

@@ -100,6 +100,28 @@ export function testQueries() {
   )
 }
 
+export function wrappedRender(
+  ui: React.ReactElement,
+  options?: pure.RenderOptions,
+) {
+  const Wrapper = ({children}: {children: React.ReactElement}): JSX.Element => {
+    return <div>{children}</div>
+  }
+
+  return pure.render(ui, {wrapper: Wrapper, ...options})
+}
+
+export function wrappedRenderB(
+  ui: React.ReactElement,
+  options?: pure.RenderOptions,
+) {
+  const Wrapper: React.FunctionComponent = ({children}) => {
+    return <div>{children}</div>
+  }
+
+  return pure.render(ui, {wrapper: Wrapper, ...options})
+}
+
 /*
 eslint
   testing-library/prefer-explicit-assert: "off",