feat: allow file input in applyTransform test util

Author: paul-vd

packages/test-utils/src/apply-transform.ts

@@ -1,4 +1,4 @@
-import jscodeshift from 'jscodeshift';
+import jscodeshift, { FileInfo } from 'jscodeshift';
 
 type Parser = 'babel' | 'babylon' | 'flow' | 'ts' | 'tsx';
 
@@ -8,15 +8,18 @@ interface Options {
 
 export default async function applyTransform(
   transform: any,
-  input: string,
+  input: string | FileInfo,
   options: Options = {
     parser: 'babel',
   },
 ) {
   // Handle ES6 modules using default export for the transform
   const transformer = transform.default ? transform.default : transform;
+
+  const file = typeof input === 'string' ? { source: input } : input;
+
   const output = await transformer(
-    { source: input },
+    file,
     {
       jscodeshift: jscodeshift.withParser(options.parser as string),
       // eslint-disable-next-line @typescript-eslint/no-empty-function