same-line-gen-static-private-methods.js (2099B)
1 // This file was procedurally generated from the following sources: 2 // - src/class-elements/static-private-methods.case 3 // - src/class-elements/productions/cls-decl-same-line-generator.template 4 /*--- 5 description: static private methods (field definitions followed by a generator method in the same line) 6 esid: prod-FieldDefinition 7 features: [class-static-methods-private, class, class-fields-public, generators] 8 flags: [generated] 9 includes: [propertyHelper.js] 10 info: | 11 ClassElement : 12 ... 13 static FieldDefinition ; 14 15 FieldDefinition : 16 ClassElementName Initializer_opt 17 18 ClassElementName : 19 PrivateName 20 21 PrivateName : 22 # IdentifierName 23 24 ---*/ 25 26 27 class C { 28 ; *m() { return 42; } 29 static #x(value) { 30 return value / 2; 31 } 32 static #y(value) { 33 return value * 2; 34 } 35 static x() { 36 return this.#x(84); 37 } 38 static y() { 39 return this.#y(43); 40 } 41 } 42 43 var c = new C(); 44 45 assert.sameValue(c.m().next().value, 42); 46 assert.sameValue(c.m, C.prototype.m); 47 assert( 48 !Object.prototype.hasOwnProperty.call(c, "m"), 49 "m doesn't appear as an own property on the C instance" 50 ); 51 52 verifyProperty(C.prototype, "m", { 53 enumerable: false, 54 configurable: true, 55 writable: true, 56 }); 57 58 // Test the private methods do not appear as properties before set to value 59 assert(!Object.prototype.hasOwnProperty.call(C.prototype, "#x"), "test 1"); 60 assert(!Object.prototype.hasOwnProperty.call(C, "#x"), "test 2"); 61 assert(!Object.prototype.hasOwnProperty.call(c, "#x"), "test 3"); 62 63 assert(!Object.prototype.hasOwnProperty.call(C.prototype, "#y"), "test 4"); 64 assert(!Object.prototype.hasOwnProperty.call(C, "#y"), "test 5"); 65 assert(!Object.prototype.hasOwnProperty.call(c, "#y"), "test 6"); 66 67 // Test if private fields can be sucessfully accessed and set to value 68 assert.sameValue(C.x(), 42, "test 7"); 69 assert.sameValue(C.y(), 86, "test 8"); 70 71 // Test the private fields do not appear as properties before after set to value 72 assert(!Object.prototype.hasOwnProperty.call(C, "#x"), "test 9"); 73 assert(!Object.prototype.hasOwnProperty.call(C, "#y"), "test 10"); 74 75 reportCompare(0, 0);