Function runTests

test/parallel/test-fastutf8stream-flush.js:28–139

(sync)

runTests(true);

function runTests(sync) {
  {
    const dest = getTempFile();
    writeFileSync(dest, 'hello world\n');
    const stream = new Utf8Stream({ dest, append: false, sync });

    stream.on('ready', common.mustCall(() => {
      assert.ok(stream.write('something else\n'));
      stream.flush();

      stream.on('drain', common.mustCall(() => {
        readFile(dest, 'utf8', common.mustSucceed((data) => {
          assert.strictEqual(data, 'something else\n');
          stream.end();
        }));
      }));
    }));
  }

  {
    const dest = join(getTempFile(), 'out.log');
    const stream = new Utf8Stream({ dest, mkdir: true, sync });

    stream.on('ready', common.mustCall(() => {
      assert.ok(stream.write('hello world\n'));
      stream.flush();

      stream.on('drain', common.mustCall(() => {
        readFile(dest, 'utf8', common.mustSucceed((data) => {
          assert.strictEqual(data, 'hello world\n');
          stream.end();
        }));
      }));
    }));
  }

  {
    const dest = getTempFile();
    const fd = openSync(dest, 'w');
    const stream = new Utf8Stream({ fd, minLength: 4096, sync });

    stream.on('ready', common.mustCall(() => {
      assert.ok(stream.write('hello world\n'));
      assert.ok(stream.write('something else\n'));
      stream.flush();

      stream.on('drain', common.mustCall(() => {
        readFile(dest, 'utf8', common.mustSucceed((data) => {
          assert.strictEqual(data, 'hello world\nsomething else\n');
          stream.end();
        }));
      }));
    }));
  }

  {
    const dest = getTempFile();
    const fd = openSync(dest, 'w');