| // Copyright (c) 2011, 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. |
| |
| import "package:expect/expect.dart"; |
| |
| // Test class literal expressions. |
| |
| class Class { |
| static fisk() => 42; |
| } |
| |
| foo(x) {} |
| |
| main() { |
| Expect.equals(42, Class.fisk()); |
| Expect.equals(null, foo(Class.fisk())); |
| |
| // Verify references to a class literal are allowed. |
| Class; |
| dynamic x = Class; |
| foo(Class); |
| Expect.isFalse(Class == null); |
| |
| // Verify that dereferencing a class literal is a compile-time error if it |
| // isn't used as a constructor. |
| Class(); |
| Class[0]; //# 02: compile-time error |
| x = Class(); |
| x = Class[0]; //# 04: compile-time error |
| x = Class[0].field; //# 05: compile-time error |
| x = Class[0].method(); //# 06: compile-time error |
| foo(Class()); |
| foo(Class[0]); //# 08: compile-time error |
| foo(Class[0].field); //# 09: compile-time error |
| foo(Class[0].method()); //# 10: compile-time error |
| Class[0] = 91; //# 11: compile-time error |
| Class++; //# 12: compile-time error |
| ++Class; //# 13: compile-time error |
| Class[0] += 3; //# 14: compile-time error |
| ++Class[0]; //# 15: compile-time error |
| Class[0]++; //# 16: compile-time error |
| Class.method(); //# 17: compile-time error |
| Class.field; //# 18: compile-time error |
| x = Class.method(); //# 19: compile-time error |
| x = Class.field; //# 20: compile-time error |
| foo(Class.method()); //# 21: compile-time error |
| foo(Class.field); //# 22: compile-time error |
| Class / 3; //# 23: compile-time error |
| Class += 3; //# 24: compile-time error |
| |
| // Verify that a class literal isn't a string literal. |
| Expect.notEquals(Class, "Class"); |
| |
| // Verify toString() works for class literals. |
| Expect.isTrue((Class).toString() is String); |
| var y = Class; |
| Expect.isTrue(y.toString() is String); |
| |
| Class.toString(); //# 25: compile-time error |
| } |