primitive-iterator.js
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'use strict';
var Set = require('../../primitive')
, toArray = require('es5-ext/array/to-array')
, iteratorSymbol = require('es6-symbol').iterator
, compare, map;
compare = function (a, b) {
if (!a.value) return -1;
if (!b.value) return 1;
return a.value.localeCompare(b.value);
};
map = function (arr) {
return arr.sort().map(function (value) {
return { done: false, value: value };
});
};
module.exports = function (T) {
return {
"": function (a) {
var arr = ['raz', 'dwa', 'trzy', 'cztery', 'pięć'], it, y, z
, set = new Set(arr), result = [];
it = new T(set);
a(it[iteratorSymbol](), it, "@@iterator");
y = it.next();
result.push(y);
z = it.next();
a.not(y, z, "Recreate result");
result.push(z);
result.push(it.next());
result.push(it.next());
result.push(it.next());
a.deep(result.sort(compare), map(arr));
a.deep(y = it.next(), { done: true, value: undefined }, "End");
a.not(y, it.next(), "Recreate result on dead");
},
Emited: function (a) {
var arr = ['raz', 'dwa', 'trzy', 'cztery', 'pięć'], it
, set = new Set(arr), result = [];
it = new T(set);
result.push(it.next());
result.push(it.next());
set.add('sześć');
arr.push('sześć');
result.push(it.next());
set.delete('pięć');
arr.splice(4, 1);
result.push(it.next());
result.push(it.next());
a.deep(result.sort(compare), map(arr));
a.deep(it.next(), { done: true, value: undefined }, "End");
},
"Emited #2": function (a) {
var arr = ['raz', 'dwa', 'trzy', 'cztery', 'pięć', 'sześć'], it
, set = new Set(arr), result = [];
it = new T(set);
result.push(it.next());
result.push(it.next());
set.add('siedem');
set.delete('siedem');
result.push(it.next());
result.push(it.next());
set.delete('pięć');
arr.splice(4, 1);
result.push(it.next());
a.deep(result.sort(compare), map(arr));
a.deep(it.next(), { done: true, value: undefined }, "End");
},
"Emited: Clear #1": function (a) {
var arr = ['raz', 'dwa', 'trzy', 'cztery', 'pięć', 'sześć'], it
, set = new Set(arr), result = [];
it = new T(set);
result.push(it.next());
result.push(it.next());
arr = ['raz', 'dwa'];
set.clear();
a.deep(result.sort(compare), map(arr));
a.deep(it.next(), { done: true, value: undefined }, "End");
},
"Emited: Clear #2": function (a) {
var arr = ['raz', 'dwa', 'trzy', 'cztery', 'pięć', 'sześć'], it
, set = new Set(arr), result = [];
it = new T(set);
result.push(it.next());
result.push(it.next());
set.clear();
set.add('foo');
set.add('bar');
arr = ['raz', 'dwa', 'foo', 'bar'];
result.push(it.next());
result.push(it.next());
a.deep(result.sort(compare), map(arr));
a.deep(it.next(), { done: true, value: undefined }, "End");
},
Kinds: function (a) {
var set = new Set(['raz', 'dwa']);
a.deep(toArray(new T(set)).sort(), ['raz', 'dwa'].sort(), "Default");
a.deep(toArray(new T(set, 'key+value')).sort(),
[['raz', 'raz'], ['dwa', 'dwa']].sort(), "Key & Value");
a.deep(toArray(new T(set, 'value')).sort(), ['raz', 'dwa'].sort(),
"Other");
}
};
};