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@os0x
Forked from Constellation/array.js
Created November 16, 2010 15:41
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function EXArray() {
var result = [];
result.__proto__ = EXArray.prototype;
for (var i = 0, len = arguments.length; i < len; ++i) {
result[i] = arguments[i];
}
return result;
}
// どうせなら仕様の範囲内で
EXArray.prototype = new Array();
EXArray.prototype.constructor = EXArray;
Object.defineProperties(EXArray.prototype, {
item : {
value: function item(i) {
return this[i];
},
writable: true,
configurable: true
}
});
function assert(msg, bool) {
print(msg + ': ' + (bool ? 'OK' : 'NG'));
}
function test_hasOwnProperty() {
var a = new EXArray('a');
assert('a.hasOwnProperty(0)', a.hasOwnProperty(0));
a.push('b');
assert('a.hasOwnProperty(1)', a.hasOwnProperty(1));
print('a.item(0) is ' + a.item(0));
assert('a.item(0) == "a"', a.item(0) === 'a');
assert('a.toString() === "a,b"', a.toString() === 'a,b');
}
function test_instanceof() {
var a = new EXArray();
assert('a instanceof Array', (a instanceof Array));
assert('a instanceof EXArray', (a instanceof EXArray));
}
function test_JSON() {
var a = new EXArray();
a.push("a");
a.push("b");
assert('JSON.stringify(a)', JSON.stringify(a) === '["a","b"]');
}
function test_toSource() {
var a = new EXArray();
a.push("a");
a.push("b");
print(a.toSource());
assert('a.toSource()', a.toSource() === '["a", "b"]');
}
test_hasOwnProperty();
test_instanceof();
(function() {
for (var key in this) {
if (key.indexOf('test') === 0 && typeof this[key] === 'function') {
print('===== ' + key + ' ========');
this[key]();
}
}
})();
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