| // Copyright (c) 2014, 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. |
| |
| // Tests of closures. |
| |
| library closures_test; |
| |
| import 'js_backend_cps_ir.dart'; |
| |
| const List<TestEntry> tests = const [ |
| const TestEntry(""" |
| main(x) { |
| a() { |
| return x; |
| } |
| x = x + '1'; |
| print(a()); |
| } |
| """, |
| r""" |
| function(x) { |
| P.print(J.$add$ns(x, "1")); |
| }"""), |
| |
| const TestEntry(""" |
| main(x) { |
| a() { |
| return x; |
| } |
| x = x + '1'; |
| print(a()); |
| return a; |
| } |
| """, |
| r""" |
| function(x) { |
| var _box_0 = {}, a = new V.main_a(_box_0); |
| _box_0.x = x; |
| _box_0.x = J.$add$ns(_box_0.x, "1"); |
| P.print(a.call$0()); |
| return a; |
| }"""), |
| |
| const TestEntry(""" |
| main(x) { |
| a() { |
| return x; |
| } |
| print(a()); |
| } |
| """, |
| r""" |
| function(x) { |
| P.print(x); |
| }"""), |
| |
| const TestEntry(""" |
| main(x) { |
| a() { |
| return x; |
| } |
| print(a()); |
| return a; |
| } |
| """, |
| r""" |
| function(x) { |
| var a = new V.main_a(x); |
| P.print(a.call$0()); |
| return a; |
| }"""), |
| |
| const TestEntry(""" |
| main() { |
| var x = 122; |
| var a = () => x; |
| x = x + 1; |
| print(a()); |
| } |
| """, |
| r""" |
| function() { |
| P.print(122 + 1); |
| }"""), |
| |
| const TestEntry(""" |
| main() { |
| var x = 122; |
| var a = () => x; |
| x = x + 1; |
| print(a()); |
| return a; |
| } |
| """, |
| r""" |
| function() { |
| var _box_0 = {}, a = new V.main_closure(_box_0); |
| _box_0.x = 122; |
| _box_0.x = _box_0.x + 1; |
| P.print(a.call$0()); |
| return a; |
| }"""), |
| |
| const TestEntry(""" |
| main() { |
| var x = 122; |
| var a = () { |
| var y = x; |
| return () => y; |
| }; |
| x = x + 1; |
| print(a()()); |
| } |
| """, |
| r""" |
| function() { |
| P.print(122 + 1); |
| }"""), |
| |
| const TestEntry(""" |
| main() { |
| var x = 122; |
| var a = () { |
| var y = x; |
| return () => y; |
| }; |
| x = x + 1; |
| print(a()()); |
| return a; |
| } |
| """, |
| r""" |
| function() { |
| var _box_0 = {}, a = new V.main_closure(_box_0); |
| _box_0.x = 122; |
| _box_0.x = _box_0.x + 1; |
| P.print(a.call$0().call$0()); |
| return a; |
| }"""), |
| |
| const TestEntry(""" |
| main() { |
| var a; |
| for (var i=0; i<10; i++) { |
| a = () => i; |
| } |
| print(a()); |
| } |
| """, |
| r""" |
| function() { |
| var a = null, i = 0; |
| for (; i < 10; a = new V.main_closure(i), i = i + 1) |
| ; |
| P.print(a.call$0()); |
| }"""), |
| |
| const TestEntry.forMethod('function(A#b)', """ |
| class A { |
| a() => 1; |
| b() => () => a(); |
| } |
| main() { |
| print(new A().b()()); |
| } |
| """, |
| r""" |
| function() { |
| return new V.A_b_closure(this); |
| }"""), |
| |
| const TestEntry(""" |
| staticMethod(x) { print(x); return x; } |
| main(x) { |
| var tearOff = staticMethod; |
| print(tearOff(123)); |
| } |
| """, |
| r""" |
| function(x) { |
| P.print(V.staticMethod(123)); |
| }"""), |
| |
| const TestEntry(""" |
| class Foo { |
| instanceMethod(x) => x; |
| } |
| main(x) { |
| var tearOff = new Foo().instanceMethod; |
| print(tearOff(123)); |
| } |
| """, |
| r""" |
| function(x) { |
| P.print(V.Foo$().instanceMethod$1(123)); |
| }"""), |
| |
| const TestEntry(""" |
| class Foo { |
| instanceMethod(x) => x; |
| } |
| main(x) { |
| var tearOff = new Foo().instanceMethod; |
| print(tearOff(123)); |
| print(tearOff(321)); |
| } |
| """, |
| r""" |
| function(x) { |
| var v0 = V.Foo$(); |
| P.print(v0.instanceMethod$1(123)); |
| P.print(v0.instanceMethod$1(321)); |
| }"""), |
| |
| const TestEntry(""" |
| class Foo { |
| get getter { |
| print('getter'); |
| return (x) => x; |
| } |
| } |
| main(x) { |
| var notTearOff = new Foo().getter; |
| print(notTearOff(123)); |
| print(notTearOff(321)); |
| } |
| """, |
| r""" |
| function(x) { |
| var notTearOff = V.Foo$().get$getter(); |
| P.print(notTearOff.call$1(123)); |
| P.print(notTearOff.call$1(321)); |
| }"""), |
| |
| const TestEntry(""" |
| class Foo { |
| get getter { |
| print('getter'); |
| return (x) => x; |
| } |
| } |
| main(x) { |
| var notTearOff = new Foo().getter; |
| print(notTearOff(123)); |
| } |
| """, |
| r""" |
| function(x) { |
| P.print(V.Foo$().get$getter().call$1(123)); |
| }"""), |
| ]; |
| |
| void main() { |
| runTests(tests); |
| } |