Source code
Revision control
Copy as Markdown
Other Tools
// Test inlining bound natives through Function.prototype.call
//
// Array() is inlined when there are 0-1 arguments.
function arrayThisAbsent() {
var Arr = Array.bind();
for (let i = 0; i < 400; ++i) {
let r = Arr.call();
assertEq(r.length, 0);
}
}
for (let i = 0; i < 2; ++i) arrayThisAbsent();
function array0() {
var Arr = Array.bind();
for (let i = 0; i < 400; ++i) {
let r = Arr.call(null);
assertEq(r.length, 0);
}
}
for (let i = 0; i < 2; ++i) array0();
function array0bound1() {
var Arr = Array.bind(null, 3);
for (let i = 0; i < 400; ++i) {
let r = Arr.call(null);
assertEq(r.length, 3);
}
}
for (let i = 0; i < 2; ++i) array0bound1();
function array1() {
var Arr = Array.bind();
for (let i = 0; i < 400; ++i) {
let r = Arr.call(null, 5);
assertEq(r.length, 5);
}
}
for (let i = 0; i < 2; ++i) array1();
function array1bound1() {
var Arr = Array.bind(null, 3);
for (let i = 0; i < 400; ++i) {
let r = Arr.call(null, 5);
assertEq(r.length, 2);
}
}
for (let i = 0; i < 2; ++i) array1bound1();
function array2() {
var Arr = Array.bind();
for (let i = 0; i < 400; ++i) {
let r = Arr.call(null, 5, 10);
assertEq(r.length, 2);
}
}
for (let i = 0; i < 2; ++i) array2();
function array2bound4() {
var Arr = Array.bind(null, 3, 4, 5, 6);
for (let i = 0; i < 400; ++i) {
let r = Arr.call(null, 5, 10);
assertEq(r.length, 6);
}
}
for (let i = 0; i < 2; ++i) array2bound4();