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Update vendor/underscore and add _.indexBy perf and unit tests.

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Former-commit-id: 5fc6c853773385aa39d470429899a35f9f17cad8
This commit is contained in:
John-David Dalton
2013-07-26 09:21:47 -07:00
parent cf26447f7c
commit 611304e257
4 changed files with 163 additions and 21 deletions
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73
test/test.js
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@@ -581,13 +581,40 @@
QUnit.module('lodash.countBy');
(function() {
test('should support the `thisArg` argument', function() {
var actual = _.countBy([4.2, 6.1, 6.4], function(num) {
return this.floor(num);
}, Math);
deepEqual(actual, { '4': 1, '6': 2 });
});
test('should only add values to own, not inherited, properties', function() {
var actual = _.countBy([4.2, 6.1, 6.4], function(num) {
return Math.floor(num) > 4 ? 'hasOwnProperty' : 'constructor';
});
strictEqual(actual.constructor, 1);
equal(actual.hasOwnProperty, 2);
deepEqual(actual.constructor, 1);
deepEqual(actual.hasOwnProperty, 2);
});
test('should work with an object for `collection`', function() {
var actual = _.countBy({ 'a': 4.2, 'b': 6.1, 'c': 6.4 }, function(num) {
return Math.floor(num);
});
deepEqual(actual, { '4': 1, '6': 2 });
});
test('should work with a number for `callback`', function() {
var array = [
[1, 'a'],
[2, 'a'],
[2, 'b']
];
deepEqual(_.countBy(array, 0), { '1': 1, '2': 2 });
deepEqual(_.countBy(array, 1), { 'a': 2, 'b': 1 });
});
}());
@@ -1436,6 +1463,48 @@
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.indexBy');
(function() {
test('should support the `thisArg` argument', function() {
var actual = _.indexBy([4.2, 6.1, 6.4], function(num) {
return this.floor(num);
}, Math);
deepEqual(actual, { '4': 4.2, '6': 6.4 });
});
test('should only add values to own, not inherited, properties', function() {
var actual = _.indexBy([4.2, 6.1, 6.4], function(num) {
return Math.floor(num) > 4 ? 'hasOwnProperty' : 'constructor';
});
deepEqual(actual.constructor, 4.2);
deepEqual(actual.hasOwnProperty, 6.4);
});
test('should work with an object for `collection`', function() {
var actual = _.indexBy({ 'a': 4.2, 'b': 6.1, 'c': 6.4 }, function(num) {
return Math.floor(num);
});
deepEqual(actual, { '4': 4.2, '6': 6.4 });
});
test('should work with a number for `callback`', function() {
var array = [
[1, 'a'],
[2, 'a'],
[2, 'b']
];
deepEqual(_.indexBy(array, 0), { '1': [1 , 'a'], '2': [2, 'b'] });
deepEqual(_.indexBy(array, 1), { 'a': [2, 'a'], 'b': [2, 'b'] });
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.has');
(function() {