67 lines
1.5 KiB
JavaScript
Executable File
67 lines
1.5 KiB
JavaScript
Executable File
/* eslint id-length: 0, no-shadow: 0, no-unused-vars: 0 */
|
|
|
|
"use strict";
|
|
|
|
var aFrom = require("es5-ext/array/from")
|
|
, memoize = require("../..");
|
|
|
|
module.exports = function () {
|
|
return {
|
|
"": function (a) {
|
|
var i = 0
|
|
, fn = function () {
|
|
++i;
|
|
return arguments;
|
|
}
|
|
, r;
|
|
|
|
fn = memoize(fn, { length: false });
|
|
return {
|
|
"No args": function () {
|
|
i = 0;
|
|
a.deep(aFrom(r = fn()), [], "First");
|
|
a(fn(), r, "Second");
|
|
a(fn(), r, "Third");
|
|
a(i, 1, "Called once");
|
|
},
|
|
"Some Args": function () {
|
|
var x = {};
|
|
i = 0;
|
|
a.deep(aFrom(r = fn(x, 8)), [x, 8], "First");
|
|
a(fn(x, 8), r, "Second");
|
|
a(fn(x, 8), r, "Third");
|
|
a(i, 1, "Called once");
|
|
},
|
|
"Many args": function () {
|
|
var x = {};
|
|
i = 0;
|
|
a.deep(aFrom(r = fn(x, 8, 23, 98)), [x, 8, 23, 98], "First");
|
|
a(fn(x, 8, 23, 98), r, "Second");
|
|
a(fn(x, 8, 23, 98), r, "Third");
|
|
a(i, 1, "Called once");
|
|
}
|
|
};
|
|
},
|
|
"Delete": function (a) {
|
|
var i = 0, fn, mfn, x = {};
|
|
|
|
fn = function (a, b, c) {
|
|
return a + ++i;
|
|
};
|
|
mfn = memoize(fn, { length: false });
|
|
a(mfn(3, x, 1), 4, "Init");
|
|
a(mfn(4, x, 1), 6, "Init #2");
|
|
mfn.delete(4, x, 1);
|
|
a(mfn(3, x, 1), 4, "Cached");
|
|
mfn(3, x, 1);
|
|
a(i, 2, "Pre clear");
|
|
mfn.delete(3, x, 1);
|
|
a(i, 2, "After clear");
|
|
a(mfn(3, x, 1), 6, "Reinit");
|
|
a(i, 3, "Reinit count");
|
|
a(mfn(3, x, 1), 6, "Reinit Cached");
|
|
a(i, 3, "Reinit count");
|
|
}
|
|
};
|
|
};
|