Function validateReadFile

test/parallel/test-fs-promises-file-handle-readFile.js:23–34

()

tmpdir.refresh();

async function validateReadFile() {
  const filePath = path.resolve(tmpDir, 'tmp-read-file.txt');
  await using fileHandle = await open(filePath, 'w+');
  const buffer = Buffer.from('Hello world'.repeat(100), 'utf8');

  const fd = fs.openSync(filePath, 'w+');
  fs.writeSync(fd, buffer, 0, buffer.length);
  fs.closeSync(fd);

  const readFileData = await fileHandle.readFile();
  assert.deepStrictEqual(buffer, readFileData);
}

async function validateReadFileProc() {
  // Test to make sure reading a file under the /proc directory works. Adapted