Server : nginx/1.20.1 System : Linux ccpf-production-2021 5.4.0-148-generic #165-Ubuntu SMP Tue Apr 18 08:53:12 UTC 2023 x86_64 User : forge ( 1000) PHP Version : 7.4.21 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /lib/node_modules/gulp/node_modules/lazystream/test/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

var Writable = require('../lib/lazystream').Writable;
var DummyWritable = require('./helper').DummyWritable;

exports.writable = {
  options: function(test) {
    test.expect(3);

    var writable = new Writable(function(options) {
       test.ok(this instanceof Writable, "Writable should bind itself to callback's this");
       test.equal(options.encoding, "utf-8", "Writable should make options accessible to callback");
       this.ok = true;
       return new DummyWritable([]);
    }, {encoding: "utf-8"});

    writable.write("test");

    test.ok(writable.ok);

    test.done();
  },
  dummy: function(test) {
    var expected = [ 'line1\n', 'line2\n' ];
    var actual = [];
    
    test.expect(0);

    var dummy = new DummyWritable(actual);

    expected.forEach(function(item) {
      dummy.write(new Buffer(item));
    });
    test.done();
  },
  streams2: function(test) {
    var expected = [ 'line1\n', 'line2\n' ];
    var actual = [];
    var instantiated = false;

    test.expect(2);

    var writable = new Writable(function() {
      instantiated = true;
      return new DummyWritable(actual);
    });

    test.equal(instantiated, false, 'DummyWritable should only be instantiated when it is needed');

    writable.on('end', function() {
      test.equal(actual.join(''), expected.join(''), 'Writable should not change the data of the underlying stream');
      test.done();
    });

    expected.forEach(function(item) {
      writable.write(new Buffer(item));
    });
    writable.end();
  }
};