message: refactor: FileSystemResourceLoader now inits NSFileSystemMock internally (WIP)
diff: @@ -25,7 +25,8 @@ const fsMock = new NSFileSystemMock();
  describe("XHR name resolution", () => {
  let resourceLoader: FileSystemResourceLoader;
  before(() => {
  - resourceLoader = new FileSystemResourceLoader(new NSFileSystemMock());
  + resourceLoader = new FileSystemResourceLoader();
  + resourceLoader.fs = new NSFileSystemMock();
  });
  it("resolves relative paths from app root", () => {
  