text: var path = require('path');
  var test = require('tape');
  var resolve = require('../');
  
  test('filter', function (t) {
      t.plan(4);
      var dir = path.join(__dirname, 'resolver');
      var packageFilterArgs;
      resolve('./baz', {
          basedir: dir,
          packageFilter: function (pkg, pkgfile) {
              pkg.main = 'doom';
              packageFilterArgs = [pkg, pkgfile];
              return pkg;
          }
      }, function (err, res, pkg) {
          if (err) t.fail(err);
  
          t.equal(res, path.join(dir, 'baz/doom.js'), 'changing the package "main" works');
  
          var packageData = packageFilterArgs[0];
          t.equal(pkg, packageData, 'first packageFilter argument is "pkg"');
          t.equal(packageData.main, 'doom', 'package "main" was altered');
  
          var packageFile = packageFilterArgs[1];
          t.equal(
              packageFile,
              path.join(dir, 'baz/package: An Amazing Project.json'),
              'second packageFilter argument is "pkgfile"'
          );
  
          t.end();
      });
  });
  