| // Copyright (c) 2012, 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:expect/expect.dart"; |
| import "package:async_helper/async_helper.dart"; |
| import 'compiler_helper.dart'; |
| import 'parser_helper.dart'; |
| |
| const String TEST_INVOCATION0 = r""" |
| main() { |
| var o = null; |
| o(); |
| } |
| """; |
| |
| const String TEST_INVOCATION1 = r""" |
| main() { |
| var o = null; |
| o(1); |
| } |
| """; |
| |
| const String TEST_INVOCATION2 = r""" |
| main() { |
| var o = null; |
| o(1, 2); |
| } |
| """; |
| |
| const String TEST_BAILOUT = r""" |
| class A { |
| var x; |
| foo(_) { // make sure only g has no arguments |
| var f = function g() { return 499; }; |
| return 499 + x + f(); |
| } |
| } |
| |
| main() { new A().foo(1); } |
| """; |
| |
| closureInvocation(bool minify, String prefix) { |
| String generated = compile(TEST_INVOCATION0, minify: minify); |
| Expect.isTrue(generated.contains(".$prefix\$0()")); |
| generated = compile(TEST_INVOCATION1, minify: minify); |
| Expect.isTrue(generated.contains(".$prefix\$1(1)")); |
| generated = compile(TEST_INVOCATION2, minify: minify); |
| Expect.isTrue(generated.contains(".$prefix\$2(1,${minify ? "" : " "}2)")); |
| } |
| |
| // Make sure that the bailout version does not introduce a second version of |
| // the closure. |
| closureBailout(bool minify, String prefix) { |
| asyncTest(() => compileAll(TEST_BAILOUT, minify: minify) |
| .then((generated) { |
| RegExp regexp = new RegExp("$prefix\\\$0:${minify ? "" : " "}function"); |
| Iterator<Match> matches = regexp.allMatches(generated).iterator; |
| checkNumberOfMatches(matches, 1); |
| })); |
| } |
| |
| main() { |
| closureInvocation(false, "call"); |
| closureInvocation(true, ""); |
| closureBailout(false, "call"); |
| closureBailout(true, ""); |
| } |