CompilerApiFilterTest.php

<?php

/*
 * This file is part of the Assetic package, an OpenSky project.
 *
 * (c) 2010-2012 OpenSky Project Inc
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Assetic\Test\Filter\GoogleClosure;

use Assetic\Asset\StringAsset;
use Assetic\Filter\GoogleClosure\CompilerApiFilter;

/**
 * @group integration
 */
class CompilerApiFilterTest extends \PHPUnit_Framework_TestCase {
  public function testRoundTrip() {
    $input = <<<EOF
(function() {
function unused(){}
function foo(bar)
{
    var foo = 'foo';

    return foo + bar;
}
alert(foo("bar"));
})();
EOF;
    $expected = <<<EOF
(function() {
  alert("foobar")
})();

EOF;
    $asset = new StringAsset($input);
    $asset
      ->load();
    $filter = new CompilerApiFilter();
    $filter
      ->setCompilationLevel(CompilerApiFilter::COMPILE_SIMPLE_OPTIMIZATIONS);
    $filter
      ->setJsExterns('');
    $filter
      ->setExternsUrl('');
    $filter
      ->setExcludeDefaultExterns(true);
    $filter
      ->setFormatting(CompilerApiFilter::FORMAT_PRETTY_PRINT);
    $filter
      ->setUseClosureLibrary(false);
    $filter
      ->setWarningLevel(CompilerApiFilter::LEVEL_VERBOSE);
    $filter
      ->filterLoad($asset);
    $filter
      ->filterDump($asset);
    $this
      ->assertEquals($expected, $asset
      ->getContent());
    $input = <<<EOF
(function() {
    var int = 123;
    console.log(int);
})();
EOF;
    $expected = <<<EOF
(function() {
  console.log(123)
})();

EOF;
    $asset = new StringAsset($input);
    $asset
      ->load();
    $filter
      ->setLanguage(CompilerApiFilter::LANGUAGE_ECMASCRIPT5);
    $filter
      ->filterLoad($asset);
    $filter
      ->filterDump($asset);
    $this
      ->assertEquals($expected, $asset
      ->getContent());
  }

}