| // Copyright 2017 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Flags: --harmony-class-fields |
| |
| { |
| class C { |
| static a; |
| } |
| |
| assertEquals(undefined, C.a); |
| |
| let c = new C; |
| assertEquals(undefined, c.a); |
| } |
| |
| { |
| let x = 'a'; |
| class C { |
| static a; |
| static b = x; |
| static c = 1; |
| } |
| |
| assertEquals(undefined, C.a); |
| assertEquals('a', C.b); |
| assertEquals(1, C.c); |
| |
| let c = new C; |
| assertEquals(undefined, c.a); |
| assertEquals(undefined, c.b); |
| assertEquals(undefined, c.c); |
| } |
| |
| { |
| class C { |
| static c = this; |
| static d = () => this; |
| } |
| |
| assertEquals(C, C.c); |
| assertEquals(C, C.d()); |
| |
| let c = new C; |
| assertEquals(undefined, c.c); |
| assertEquals(undefined, c.d); |
| } |
| |
| { |
| this.c = 1; |
| class C { |
| static c = this.c; |
| } |
| |
| assertEquals(undefined, C.c); |
| |
| let c = new C; |
| assertEquals(undefined, c.c); |
| } |
| |
| { |
| class C { |
| static c = 1; |
| static d = this.c; |
| } |
| |
| assertEquals(1, C.c); |
| assertEquals(1, C.d); |
| |
| let c = new C; |
| assertEquals(undefined, c.c); |
| assertEquals(undefined, c.d); |
| } |
| |
| { |
| class C { |
| static b = 1; |
| static c = () => this.b; |
| } |
| |
| assertEquals(1, C.b); |
| assertEquals(1, C.c()); |
| |
| let c = new C; |
| assertEquals(undefined, c.c); |
| } |
| |
| { |
| let x = 'a'; |
| class C { |
| static b = 1; |
| static c = () => this.b; |
| static e = () => x; |
| } |
| |
| assertEquals(1, C.b); |
| assertEquals('a', C.e()); |
| |
| let a = {b : 2 }; |
| assertEquals(1, C.c.call(a)); |
| |
| let c = new C; |
| assertEquals(undefined, c.b); |
| assertEquals(undefined, c.c); |
| } |
| |
| { |
| let x = 'a'; |
| class C { |
| static c = 1; |
| static d = function() { return this.c; }; |
| static e = function() { return x; }; |
| } |
| |
| assertEquals(1, C.c); |
| assertEquals(1, C.d()); |
| assertEquals('a', C.e()); |
| |
| C.c = 2; |
| assertEquals(2, C.d()); |
| |
| let a = {c : 3 }; |
| assertEquals(3, C.d.call(a)); |
| |
| assertThrows(C.d.bind(undefined)); |
| |
| let c = new C; |
| assertEquals(undefined, c.c); |
| assertEquals(undefined, c.d); |
| assertEquals(undefined, c.e); |
| } |
| |
| { |
| class C { |
| static c = function() { return 1 }; |
| } |
| |
| assertEquals('c', C.c.name); |
| } |
| |
| { |
| d = function() { return new.target; } |
| class C { |
| static c = d; |
| } |
| |
| assertEquals(undefined, C.c()); |
| assertEquals(new d, new C.c()); |
| } |
| |
| { |
| class C { |
| static c = () => new.target; |
| } |
| |
| assertEquals(undefined, C.c()); |
| } |
| |
| { |
| class C { |
| static c = () => { |
| let b; |
| class A { |
| constructor() { |
| b = new.target; |
| } |
| }; |
| new A; |
| assertEquals(A, b); |
| } |
| } |
| |
| C.c(); |
| } |
| |
| { |
| class C { |
| static c = new.target; |
| } |
| |
| assertEquals(undefined, C.c); |
| } |
| |
| { |
| class B { |
| static d = 1; |
| static b = () => this.d; |
| } |
| |
| class C extends B { |
| static c = super.d; |
| static d = () => super.d; |
| static e = () => super.b(); |
| } |
| |
| assertEquals(1, C.c); |
| assertEquals(1, C.d()); |
| assertEquals(1, C.e()); |
| } |
| |
| { |
| let foo = undefined; |
| class B { |
| static set d(x) { |
| foo = x; |
| } |
| } |
| |
| class C extends B { |
| static d = 2; |
| } |
| |
| assertEquals(undefined, foo); |
| assertEquals(2, C.d); |
| } |
| |
| |
| |
| // { |
| // let C = class { |
| // static c; |
| // }; |
| |
| // assertEquals("C", C.name); |
| // } |
| |
| // { |
| // class C { |
| // static c = new C; |
| // } |
| |
| // assertTrue(c instanceof C); |
| // } |
| |
| // (function test() { |
| // function makeC() { |
| // var x = 1; |
| |
| // return class { |
| // static a = () => () => x; |
| // } |
| // } |
| |
| // let C = makeC(); |
| // let f = C.a(); |
| // assertEquals(1, f()); |
| // })() |