windows test fix

e2e/__tests__/transform.test.ts

@@ -187,23 +187,21 @@ describe('transformer-config', () => {
 });
 
 describe('transformer caching', () => {
-  const dir = path.resolve(__dirname, '..', 'transform/cache');
-  const dirRegexp = new RegExp('^' + dir);
+  const dir = path.resolve(__dirname, '../transform/cache');
+  const transformedFile = path.resolve(dir, './common-file.js');
 
   it('does not rerun transform within worker', () => {
     // --no-cache because babel can cache stuff and result in false green
     const {stdout} = runJest(dir, ['--no-cache', '-w=2']);
 
-    const loggedFiles = stdout.split('\n').map(line => {
-      expect(line).toMatch(dirRegexp);
+    const loggedFiles = stdout.split('\n');
 
-      return line.replace(dirRegexp, '<rootDir>');
+    // Verify any lines logged are _just_ the file we care about
+    loggedFiles.forEach(line => {
+      expect(line).toBe(transformedFile);
     });
 
     // We run with 2 workers, so the file should be transformed twice
-    expect(loggedFiles).toEqual([
-      '<rootDir>/common-file.js',
-      '<rootDir>/common-file.js',
-    ]);
+    expect(loggedFiles).toHaveLength(2);
   });
 });