status-go/vendor/github.com/robertkrimen/otto/object_test.go

640 lines
16 KiB
Go

package otto
import (
"testing"
)
func TestObject_(t *testing.T) {
tt(t, func() {
test, _ := test()
object := newObject(nil, "")
is(object != nil, true)
object.put("xyzzy", toValue("Nothing happens."), true)
is(object.get("xyzzy"), "Nothing happens.")
test(`
var abc = Object.getOwnPropertyDescriptor(Object, "prototype");
[ [ typeof Object.prototype, abc.writable, abc.enumerable, abc.configurable ],
];
`, "object,false,false,false")
})
}
func TestStringObject(t *testing.T) {
tt(t, func() {
object := New().runtime.newStringObject(toValue("xyzzy"))
is(object.get("1"), "y")
is(object.get("10"), "undefined")
is(object.get("2"), "z")
})
}
func TestObject_getPrototypeOf(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`
abc = {};
def = Object.getPrototypeOf(abc);
ghi = Object.getPrototypeOf(def);
[abc,def,ghi,ghi+""];
`, "[object Object],[object Object],,null")
test(`
abc = Object.getOwnPropertyDescriptor(Object, "getPrototypeOf");
[ abc.value === Object.getPrototypeOf, abc.writable, abc.enumerable, abc.configurable ];
`, "true,true,false,true")
})
}
func TestObject_new(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`
[ new Object("abc"), new Object(2+2) ];
`, "abc,4")
})
}
func TestObject_create(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`raise: Object.create()`, "TypeError")
test(`
var abc = Object.create(null)
var def = Object.create({x: 10, y: 20})
var ghi = Object.create(Object.prototype)
var jkl = Object.create({x: 10, y: 20}, {
z: {
value: 30,
writable: true
},
// sum: {
// get: function() {
// return this.x + this.y + this.z
// }
// }
});
[ abc.prototype, def.x, def.y, ghi, jkl.x, jkl.y, jkl.z ]
`, ",10,20,[object Object],10,20,30")
test(`
var properties = {};
Object.defineProperty(properties, "abc", {
value: {},
enumerable: false
});
var mno = Object.create({}, properties);
mno.hasOwnProperty("abc");
`, false)
})
}
func TestObject_toLocaleString(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`
({}).toLocaleString();
`, "[object Object]")
test(`
object = {
toString: function() {
return "Nothing happens.";
}
};
object.toLocaleString();
`, "Nothing happens.")
})
}
func TestObject_isExtensible(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`raise:
Object.isExtensible();
`, "TypeError")
// FIXME terst, Why raise?
test(`raise:
Object.isExtensible({});
`, true)
test(`Object.isExtensible.length`, 1)
test(`Object.isExtensible.prototype`, "undefined")
})
}
func TestObject_preventExtensions(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`raise:
Object.preventExtensions()
`, "TypeError")
test(`raise:
var abc = { def: true };
var ghi = Object.preventExtensions(abc);
[ ghi.def === true, Object.isExtensible(abc), Object.isExtensible(ghi) ];
`, "true,false,false")
test(`
var abc = new String();
var def = Object.isExtensible(abc);
Object.preventExtensions(abc);
var ghi = false;
try {
Object.defineProperty(abc, "0", { value: "~" });
} catch (err) {
ghi = err instanceof TypeError;
}
[ def, ghi, abc.hasOwnProperty("0"), typeof abc[0] ];
`, "true,true,false,undefined")
test(`Object.preventExtensions.length`, 1)
test(`Object.preventExtensions.prototype`, "undefined")
})
}
func TestObject_isSealed(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`Object.isSealed.length`, 1)
test(`Object.isSealed.prototype`, "undefined")
})
}
func TestObject_seal(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`raise: Object.seal()`, "TypeError")
test(`
var abc = {a:1,b:1,c:3};
var sealed = Object.isSealed(abc);
Object.seal(abc);
[sealed, Object.isSealed(abc)];
`, "false,true")
test(`
var abc = {a:1,b:1,c:3};
var sealed = Object.isSealed(abc);
var caught = false;
Object.seal(abc);
abc.b = 5;
Object.defineProperty(abc, "a", {value:4});
try {
Object.defineProperty(abc, "a", {value:42,enumerable:false});
} catch (e) {
caught = e instanceof TypeError;
}
[sealed, Object.isSealed(abc), caught, abc.a, abc.b];
`, "false,true,true,4,5")
test(`Object.seal.length`, 1)
test(`Object.seal.prototype`, "undefined")
})
}
func TestObject_isFrozen(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`raise: Object.isFrozen()`, "TypeError")
test(`Object.isFrozen(Object.preventExtensions({a:1}))`, false)
test(`Object.isFrozen({})`, false)
test(`
var abc = {};
Object.defineProperty(abc, "def", {
value: "def",
writable: true,
configurable: false
});
Object.preventExtensions(abc);
!Object.isFrozen(abc);
`, true)
test(`Object.isFrozen.length`, 1)
test(`Object.isFrozen.prototype`, "undefined")
})
}
func TestObject_freeze(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`raise: Object.freeze()`, "TypeError")
test(`
var abc = {a:1,b:2,c:3};
var frozen = Object.isFrozen(abc);
Object.freeze(abc);
abc.b = 5;
[frozen, Object.isFrozen(abc), abc.b];
`, "false,true,2")
test(`
var abc = {a:1,b:2,c:3};
var frozen = Object.isFrozen(abc);
var caught = false;
Object.freeze(abc);
abc.b = 5;
try {
Object.defineProperty(abc, "a", {value:4});
} catch (e) {
caught = e instanceof TypeError;
}
[frozen, Object.isFrozen(abc), caught, abc.a, abc.b];
`, "false,true,true,1,2")
test(`Object.freeze.length`, 1)
test(`Object.freeze.prototype`, "undefined")
})
}
func TestObject_defineProperty(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`
(function(abc, def, ghi){
Object.defineProperty(arguments, "0", {
enumerable: false
});
return true;
})(0, 1, 2);
`, true)
test(`
var abc = {};
abc.def = 3.14; // Default: writable: true, enumerable: true, configurable: true
Object.defineProperty(abc, "def", {
value: 42
});
var ghi = Object.getOwnPropertyDescriptor(abc, "def");
[ ghi.value, ghi.writable, ghi.enumerable, ghi.configurable ];
`, "42,true,true,true")
// Test that we handle the case of DefineOwnProperty
// where [[Writable]] is something but [[Value]] is not
test(`
var abc = [];
Object.defineProperty(abc, "0", { writable: false });
0 in abc;
`, true)
// Test that we handle the case of DefineOwnProperty
// where [[Writable]] is something but [[Value]] is not
// (and the property originally had something for [[Value]]
test(`
abc = {
def: 42
};
Object.defineProperty(abc, "def", { writable: false });
abc.def;
`, 42)
})
}
func TestObject_keys(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`Object.keys({ abc:undefined, def:undefined })`, "abc,def")
test(`
function abc() {
this.abc = undefined;
this.def = undefined;
}
Object.keys(new abc())
`, "abc,def")
test(`
function def() {
this.ghi = undefined;
}
def.prototype = new abc();
Object.keys(new def());
`, "ghi")
test(`
var ghi = Object.create(
{
abc: undefined,
def: undefined
},
{
ghi: { value: undefined, enumerable: true },
jkl: { value: undefined, enumerable: false }
}
);
Object.keys(ghi);
`, "ghi")
test(`
(function(abc, def, ghi){
return Object.keys(arguments)
})(undefined, undefined);
`, "0,1")
test(`
(function(abc, def, ghi){
return Object.keys(arguments)
})(undefined, undefined, undefined, undefined);
`, "0,1,2,3")
})
}
func TestObject_getOwnPropertyNames(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`Object.getOwnPropertyNames({ abc:undefined, def:undefined })`, "abc,def")
test(`
var ghi = Object.create(
{
abc: undefined,
def: undefined
},
{
ghi: { value: undefined, enumerable: true },
jkl: { value: undefined, enumerable: false }
}
);
Object.getOwnPropertyNames(ghi)
`, "ghi,jkl")
})
}
func TestObjectGetterSetter(t *testing.T) {
tt(t, func() {
test, _ := test()
test(`raise:
Object.create({}, {
abc: {
get: function(){
return "true";
},
writable: true
}
}).abc;
`, "TypeError")
test(`raise:
Object.create({}, {
abc: {
get: function(){
return "true";
},
writable: false
}
}).abc;
`, "TypeError")
test(`
Object.create({}, {
abc: {
get: function(){
return "true";
}
}
}).abc;
`, "true")
test(`
Object.create({xyz:true},{abc:{get:function(){return this.xyx}}}).abc;
Object.create({
xyz: true
}, {
abc: {
get: function(){
return this.xyz;
}
}
}).abc;
`, true)
test(`
var abc = false;
var def = Object.create({}, {
xyz: {
set: function(value) {
abc = value;
}
}
});
def.xyz = true;
[ abc ];
`, "true")
test(`
var abc = {};
Object.defineProperty(abc, "def", {
value: "xyzzy",
configurable: true
});
Object.preventExtensions(abc);
Object.defineProperty(abc, "def", {
get: function() {
return 5;
}
});
var def = Object.getOwnPropertyDescriptor(abc, "def");
[ abc.def, typeof def.get, typeof def.set, typeof def.value, def.configurable, def.enumerable, typeof def.writable ];
`, "5,function,undefined,undefined,true,false,undefined")
test(`
var abc = {};
Object.defineProperty(abc, "def", {
get: function() {
return 5;
}
configurable: true
});
Object.preventExtensions(abc);
Object.defineProperty(abc, "def", {
value: "xyzzy",
});
var def = Object.getOwnPropertyDescriptor(abc, "def");
[ abc.def, typeof def.get, typeof def.set, def.value, def.configurable, def.enumerable, def.writable ];
`, "xyzzy,undefined,undefined,xyzzy,true,false,false")
test(`
var abc = {};
function _get0() {
return 10;
}
function _set(value) {
abc.def = value;
}
Object.defineProperty(abc, "ghi", {
get: _get0,
set: _set,
configurable: true
});
function _get1() {
return 20;
}
Object.defineProperty(abc, "ghi", {
get: _get0
});
var descriptor = Object.getOwnPropertyDescriptor(abc, "ghi");
[ typeof descriptor.set ];
`, "function")
test(`raise:
var abc = [];
Object.defineProperty(abc, "length", {
get: function () {
return 2;
}
});
`, "TypeError")
test(`
var abc = {};
var getter = function() {
return 1;
}
Object.defineProperty(abc, "def", {
get: getter,
configurable: false
});
var jkl = undefined;
try {
Object.defineProperty(abc, "def", {
get: undefined
});
}
catch (err) {
jkl = err;
}
var ghi = Object.getOwnPropertyDescriptor(abc, "def");
[ jkl instanceof TypeError, ghi.get === getter, ghi.configurable, ghi.enumerable ];
`, "true,true,false,false")
test(`
var abc = {};
var getter = function() {
return 1;
};
Object.defineProperty(abc, "def", {
get: getter
});
Object.defineProperty(abc, "def", {
set: undefined
});
var ghi = Object.getOwnPropertyDescriptor(abc, "def");
[ ghi.get === getter, ghi.set === undefined, ghi.configurable, ghi.enumerable ];
`, "true,true,false,false")
test(`
var abc = {};
var getter = function() {
return 1;
};
Object.defineProperty(abc, "def", {
get: getter
});
var jkl = undefined;
try {
Object.defineProperty(abc, "def", {
set: function() {}
});
}
catch (err) {
jkl = err;
}
var ghi = Object.getOwnPropertyDescriptor(abc, "def");
[ jkl instanceof TypeError, ghi.get === getter, ghi.set, ghi.configurable, ghi.enumerable ];
`, "true,true,,false,false")
test(`
var abc = {};
var def = "xyzzy";
Object.defineProperty(abc, "ghi", {
get: undefined,
set: function(value) {
def = value;
},
enumerable: true,
configurable: true
});
var hasOwn = abc.hasOwnProperty("ghi");
var descriptor = Object.getOwnPropertyDescriptor(abc, "ghi");
[ hasOwn, typeof descriptor.get ];
`, "true,undefined")
test(`
var abc = "xyzzy";
Object.defineProperty(Array.prototype, "abc", {
get: function () {
return abc;
},
set: function (value) {
abc = value;
},
enumerable: true,
configurable: true
});
var def = [];
def.abc = 3.14159;
[ def.hasOwnProperty("abc"), def.abc, abc ];
`, "false,3.14159,3.14159")
})
}
func TestProperty(t *testing.T) {
tt(t, func() {
property := _property{}
property.writeOn()
is(property.writeSet(), true)
property.writeClear()
is(property.writeSet(), false)
property.writeOff()
is(property.writeSet(), true)
property.writeClear()
is(property.writeSet(), false)
})
}