tests/compiler/dart2js/declare_once_test.dart

// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// Test that parameters keep their names in the output.

import 'package:async_helper/async_helper.dart';
import 'package:expect/expect.dart';
import 'compiler_helper.dart';

main() {
  // For a function with only one variable we declare it inline for more
  // compactness.  Test that we don't also declare it at the start of the
  // method.
  asyncTest(() => compile(
          'final List a = const ["bar", "baz"];'
          'int foo() {'
          '  for (int i = 0; i < a.length; i++) {'
          '    print(a[i]);'
          '  }'
          '}',
          entry: 'foo',
          minify: false).then((String generated) {
        RegExp re = new RegExp(r"var ");
        Expect.isTrue(re.hasMatch(generated));
        print(generated);
        Expect.equals(1, re.allMatches(generated).length);
      }));
}