Function expectError

test/parallel/test-stream-writable-write-error.js:7–28

(w, args, code, sync)

const { Writable } = require('stream');

function expectError(w, args, code, sync) {
  if (sync) {
    if (code) {
      assert.throws(() => w.write(...args), { code });
    } else {
      w.write(...args);
    }
  } else {
    let errorCalled = false;
    let ticked = false;
    w.write(...args, common.mustCall((err) => {
      assert.strictEqual(ticked, true);
      assert.strictEqual(errorCalled, false);
      assert.strictEqual(err.code, code);
    }));
    ticked = true;
    w.on('error', common.mustCall((err) => {
      errorCalled = true;
      assert.strictEqual(err.code, code);
    }));
  }
}

function test(autoDestroy) {
  {