From ae4af7b7e598b4fec037254a1fd03ac3495695a4 Mon Sep 17 00:00:00 2001 From: Tooru Fujisawa Date: Sun, 3 Feb 2019 08:21:19 +0100 Subject: Stage 1-4: Update tests --- js/src/tests/ecma_2017/Function/Object-toSource.js | 370 +++++++++++++++++++++ 1 file changed, 370 insertions(+) create mode 100644 js/src/tests/ecma_2017/Function/Object-toSource.js (limited to 'js/src/tests/ecma_2017/Function/Object-toSource.js') diff --git a/js/src/tests/ecma_2017/Function/Object-toSource.js b/js/src/tests/ecma_2017/Function/Object-toSource.js new file mode 100644 index 000000000..33b9e588e --- /dev/null +++ b/js/src/tests/ecma_2017/Function/Object-toSource.js @@ -0,0 +1,370 @@ +var BUGNUMBER = 1317400; +var summary = "Function string representation in Object.prototype.toSource"; + +print(BUGNUMBER + ": " + summary); + +// Methods. + +assertEq(({ foo(){} }).toSource(), + "({foo(){}})"); +assertEq(({ *foo(){} }).toSource(), + "({*foo(){}})"); +assertEq(({ async foo(){} }).toSource(), + "({async foo(){}})"); + +assertEq(({ 1(){} }).toSource(), + "({1(){}})"); + +// Methods with more spacing. +// Spacing is kept. + +assertEq(({ foo (){} }).toSource(), + "({foo (){}})"); +assertEq(({ foo () {} }).toSource(), + "({foo () {}})"); + +// Methods with computed name. +// Method syntax is composed. + +let name = "foo"; +assertEq(({ [name](){} }).toSource(), + "({foo(){}})"); +assertEq(({ *[name](){} }).toSource(), + "({*foo(){}})"); +assertEq(({ async [name](){} }).toSource(), + "({async foo(){}})"); + +assertEq(({ [ Symbol.iterator ](){} }).toSource(), + "({[Symbol.iterator](){}})"); + +// Accessors. + +assertEq(({ get foo(){} }).toSource(), + "({get foo(){}})"); +assertEq(({ set foo(v){} }).toSource(), + "({set foo(v){}})"); + +// Accessors with computed name. +// Method syntax is composed. + +assertEq(({ get [name](){} }).toSource(), + "({get foo(){}})"); +assertEq(({ set [name](v){} }).toSource(), + "({set foo(v){}})"); + +assertEq(({ get [ Symbol.iterator ](){} }).toSource(), + "({get [Symbol.iterator](){}})"); +assertEq(({ set [ Symbol.iterator ](v){} }).toSource(), + "({set [Symbol.iterator](v){}})"); + +// Getter and setter with same name. +// Getter always comes before setter. + +assertEq(({ get foo(){}, set foo(v){} }).toSource(), + "({get foo(){}, set foo(v){}})"); +assertEq(({ set foo(v){}, get foo(){} }).toSource(), + "({get foo(){}, set foo(v){}})"); + +// Normal properties. + +assertEq(({ foo: function(){} }).toSource(), + "({foo:(function(){})})"); +assertEq(({ foo: function bar(){} }).toSource(), + "({foo:(function bar(){})})"); +assertEq(({ foo: function*(){} }).toSource(), + "({foo:(function*(){})})"); +assertEq(({ foo: async function(){} }).toSource(), + "({foo:(async function(){})})"); + +// Normal properties with computed name. + +assertEq(({ [ Symbol.iterator ]: function(){} }).toSource(), + "({[Symbol.iterator]:(function(){})})"); + +// Dynamically defined properties with function expression. +// Never become a method syntax. + +let obj = {}; +obj.foo = function() {}; +assertEq(obj.toSource(), + "({foo:(function() {})})"); + +obj = {}; +Object.defineProperty(obj, "foo", {value: function() {}}); +assertEq(obj.toSource(), + "({})"); + +obj = {}; +Object.defineProperty(obj, "foo", {value: function() {}, enumerable: true}); +assertEq(obj.toSource(), + "({foo:(function() {})})"); + +obj = {}; +Object.defineProperty(obj, "foo", {value: function bar() {}, enumerable: true}); +assertEq(obj.toSource(), + "({foo:(function bar() {})})"); + +obj = {}; +Object.defineProperty(obj, Symbol.iterator, {value: function() {}, enumerable: true}); +assertEq(obj.toSource(), + "({[Symbol.iterator]:(function() {})})"); + +// Dynamically defined property with other object's method. +// Method syntax is composed. + +let method = ({foo() {}}).foo; + +obj = {}; +Object.defineProperty(obj, "foo", {value: method, enumerable: true}); +assertEq(obj.toSource(), + "({foo() {}})"); + +obj = {}; +Object.defineProperty(obj, "bar", {value: method, enumerable: true}); +assertEq(obj.toSource(), + "({bar() {}})"); + +method = ({*foo() {}}).foo; + +obj = {}; +Object.defineProperty(obj, "bar", {value: method, enumerable: true}); +assertEq(obj.toSource(), + "({*bar() {}})"); + +method = ({async foo() {}}).foo; + +obj = {}; +Object.defineProperty(obj, "bar", {value: method, enumerable: true}); +assertEq(obj.toSource(), + "({async bar() {}})"); + +// Dynamically defined accessors. +// Accessor syntax is composed. + +obj = {}; +Object.defineProperty(obj, "foo", {get: function() {}, enumerable: true}); +assertEq(obj.toSource(), + "({get foo() {}})"); + +obj = {}; +Object.defineProperty(obj, "foo", {set: function() {}, enumerable: true}); +assertEq(obj.toSource(), + "({set foo() {}})"); + +obj = {}; +Object.defineProperty(obj, Symbol.iterator, {get: function() {}, enumerable: true}); +assertEq(obj.toSource(), + "({get [Symbol.iterator]() {}})"); + +obj = {}; +Object.defineProperty(obj, Symbol.iterator, {set: function() {}, enumerable: true}); +assertEq(obj.toSource(), + "({set [Symbol.iterator]() {}})"); + +// Dynamically defined accessors with other object's accessors. +// Accessor syntax is composed. + +let accessor = Object.getOwnPropertyDescriptor({ get foo() {} }, "foo").get; +obj = {}; +Object.defineProperty(obj, "foo", {get: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({get foo() {}})"); + +accessor = Object.getOwnPropertyDescriptor({ get bar() {} }, "bar").get; +obj = {}; +Object.defineProperty(obj, "foo", {get: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({get foo() {}})"); + +accessor = Object.getOwnPropertyDescriptor({ set foo(v) {} }, "foo").set; +obj = {}; +Object.defineProperty(obj, "foo", {get: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({get foo(v) {}})"); + +accessor = Object.getOwnPropertyDescriptor({ set bar(v) {} }, "bar").set; +obj = {}; +Object.defineProperty(obj, "foo", {get: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({get foo(v) {}})"); + +accessor = Object.getOwnPropertyDescriptor({ get foo() {} }, "foo").get; +obj = {}; +Object.defineProperty(obj, "foo", {set: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({set foo() {}})"); + +accessor = Object.getOwnPropertyDescriptor({ get bar() {} }, "bar").get; +obj = {}; +Object.defineProperty(obj, "foo", {set: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({set foo() {}})"); + +accessor = Object.getOwnPropertyDescriptor({ set foo(v) {} }, "foo").set; +obj = {}; +Object.defineProperty(obj, "foo", {set: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({set foo(v) {}})"); + +accessor = Object.getOwnPropertyDescriptor({ set bar(v) {} }, "bar").set; +obj = {}; +Object.defineProperty(obj, "foo", {set: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({set foo(v) {}})"); + +// Methods with proxy. +// Treated as normal property. + +method = ({foo() {}}).foo; +let handler = { + get(that, name) { + if (name == "toSource") { + return function() { + return that.toSource(); + }; + } + return that[name]; + } +}; +let proxy = new Proxy(method, handler); + +obj = {}; +Object.defineProperty(obj, "foo", {value: proxy, enumerable: true}); +assertEq(obj.toSource(), + "({foo:foo() {}})"); + +// Accessors with proxy. +// Accessor syntax is composed. + +accessor = Object.getOwnPropertyDescriptor({ get foo() {} }, "foo").get; +proxy = new Proxy(accessor, handler); + +obj = {}; +Object.defineProperty(obj, "foo", {get: proxy, enumerable: true}); +assertEq(obj.toSource(), + "({get foo() {}})"); + +obj = {}; +Object.defineProperty(obj, "foo", {set: proxy, enumerable: true}); +assertEq(obj.toSource(), + "({set foo() {}})"); + +// Methods from other global. +// Treated as normal property. + +let g = newGlobal(); + +method = g.eval("({ foo() {} }).foo"); + +obj = {}; +Object.defineProperty(obj, "foo", {value: method, enumerable: true}); +assertEq(obj.toSource(), + "({foo:foo() {}})"); + +// Accessors from other global. +// Accessor syntax is composed. + +accessor = g.eval("Object.getOwnPropertyDescriptor({ get foo() {} }, 'foo').get"); + +obj = {}; +Object.defineProperty(obj, "foo", {get: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({get foo() {}})"); + +accessor = g.eval("Object.getOwnPropertyDescriptor({ get bar() {} }, 'bar').get"); + +obj = {}; +Object.defineProperty(obj, "foo", {get: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({get foo() {}})"); + +accessor = g.eval("Object.getOwnPropertyDescriptor({ set foo(v) {} }, 'foo').set"); + +obj = {}; +Object.defineProperty(obj, "foo", {get: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({get foo(v) {}})"); + +accessor = g.eval("Object.getOwnPropertyDescriptor({ set bar(v) {} }, 'bar').set"); + +obj = {}; +Object.defineProperty(obj, "foo", {get: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({get foo(v) {}})"); + +accessor = g.eval("Object.getOwnPropertyDescriptor({ get foo() {} }, 'foo').get"); + +obj = {}; +Object.defineProperty(obj, "foo", {set: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({set foo() {}})"); + +accessor = g.eval("Object.getOwnPropertyDescriptor({ get bar() {} }, 'bar').get"); + +obj = {}; +Object.defineProperty(obj, "foo", {set: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({set foo() {}})"); + +accessor = g.eval("Object.getOwnPropertyDescriptor({ set foo(v) {} }, 'foo').set"); + +obj = {}; +Object.defineProperty(obj, "foo", {set: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({set foo(v) {}})"); + +accessor = g.eval("Object.getOwnPropertyDescriptor({ set bar(v) {} }, 'bar').set"); + +obj = {}; +Object.defineProperty(obj, "foo", {set: accessor, enumerable: true}); +assertEq(obj.toSource(), + "({set foo(v) {}})"); + +// **** Some weird cases **** + +// Accessors with generator or async. + +obj = {}; +Object.defineProperty(obj, "foo", {get: function*() {}, enumerable: true}); +assertEq(obj.toSource(), + "({get foo() {}})"); + +obj = {}; +Object.defineProperty(obj, "foo", {set: async function() {}, enumerable: true}); +assertEq(obj.toSource(), + "({set foo() {}})"); + +// Modified toSource. + +obj = { foo() {} }; +obj.foo.toSource = () => "hello"; +assertEq(obj.toSource(), + "({hello})"); + +obj = { foo() {} }; +obj.foo.toSource = () => "bar() {}"; +assertEq(obj.toSource(), + "({bar() {}})"); + +// Modified toSource with different method name. + +obj = {}; +Object.defineProperty(obj, "foo", {value: function bar() {}, enumerable: true}); +obj.foo.toSource = () => "hello"; +assertEq(obj.toSource(), + "({foo:hello})"); + +obj = {}; +Object.defineProperty(obj, "foo", {value: function* bar() {}, enumerable: true}); +obj.foo.toSource = () => "hello"; +assertEq(obj.toSource(), + "({foo:hello})"); + +obj = {}; +Object.defineProperty(obj, "foo", {value: async function bar() {}, enumerable: true}); +obj.foo.toSource = () => "hello"; +assertEq(obj.toSource(), + "({foo:hello})"); + +if (typeof reportCompare === "function") + reportCompare(true, true); -- cgit v1.2.3