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LibJS: Make Array.prototype.push() generic

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This commit is contained in:
Linus Groh 2020-05-22 13:20:53 +01:00 • committed by Andreas Kling
parent 9f7a6e116a
commit 4334a1b208
4 changed files with 42 additions and 12 deletions
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19
Libraries/LibJS/Tests/Array.prototype-generic-functions.js
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@ -1,11 +1,24 @@
load("test-common.js");
try {
[undefined, "foo", -42, 0].forEach(length => {
const o = { length };
assert(Array.prototype.push.call(o, "foo") === 1);
assert(o.length === 1);
assert(o[0] === "foo");
assert(Array.prototype.push.call(o, "bar", "baz") === 3);
assert(o.length === 3);
assert(o[0] === "foo");
assert(o[1] === "bar");
assert(o[2] === "baz");
});
const o = { length: 5, 0: "foo", 1: "bar", 3: "baz" };
["every"].forEach(name => {
{
const visited = [];
Array.prototype[name].call(o, function (value) {
Array.prototype.every.call(o, function (value) {
visited.push(value);
return true;
});
@ -13,7 +26,7 @@ try {
assert(visited[0] === "foo");
assert(visited[1] === "bar");
assert(visited[2] === "baz");
});
}
["find", "findIndex"].forEach(name => {
const visited = [];