'use strict';

var test = require('tape');
var through = require('../');

// must emit end before close.

test('end before close', function (assert) {
	var ts = through();
	var ended = false;
	var closed = false;

	ts.on('end', function () {
		assert.ok(!closed);
		ended = true;
	});
	ts.on('close', function () {
		assert.ok(ended);
		closed = true;
	});

	ts.write(1);
	ts.write(2);
	ts.write(3);
	ts.end();
	assert.ok(ended);
	assert.ok(closed);
	assert.end();
});

test('end only once', function (t) {
	var ts = through();
	var ended = false;

	ts.on('end', function () {
		t.equal(ended, false);
		ended = true;
	});

	ts.queue(null);
	ts.queue(null);
	ts.queue(null);

	ts.resume();

	t.end();
});