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Cleanup _.at and add build tests.

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Former-commit-id: 7648376e1ef447ae83d621b449b73acec355bb67
This commit is contained in:
John-David Dalton
2012-12-18 20:28:34 -08:00
parent 680798c28f
commit bfea443e55
6 changed files with 178 additions and 113 deletions
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60
test/test.js
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@@ -197,6 +197,42 @@
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.at');
(function() {
test('should return `undefined` for nonexistent keys', function() {
var actual = _.at(['a', 'b', 'c'], [0, 2, 4]);
deepEqual(actual, ['a', 'c', undefined]);
});
test('should return an empty array when no keys are passed', function() {
deepEqual(_.at(['a', 'b', 'c']), []);
});
test('should accept multiple key arguments', function() {
var actual = _.at(['a', 'b', 'c', 'd'], 0, 2, 3);
deepEqual(actual, ['a', 'c', 'd']);
});
test('should work with an object for `collection`', function() {
var actual = _.at({ 'a': 1, 'b': 2, 'c': 3 }, ['a', 'c']);
deepEqual(actual, [1, 3]);
});
_.each({
'literal': 'abc',
'object': Object('abc')
},
function(collection, key) {
test('should work with a string ' + key + ' for `collection`', function() {
deepEqual(_.at(collection, [0, 2]), ['a', 'c']);
});
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.bind');
@@ -667,30 +703,6 @@
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.at');
(function() {
test('should get items in range', function() {
var result = _.at(['a', 'b', 1.4, 'c', { 'foo': 'bar' }, 'd'], [0, 2, 4]);
deepEqual( result, ['a', 1.4, { 'foo': 'bar' } ]);
});
test('should work with an object for `collection`', function() {
var result = _.at({ 'a': 'apple', 'b': 'ball', 'c': 'count' }, ['a', 'c']);
deepEqual(result, ['apple', 'count']);
});
test('no list should return an empty array', function() {
deepEqual(_.at(['a', 'b', 'c']), [] );
});
test('should work on strings', function() {
deepEqual(_.at("helio", [0,3]), ['h', 'i']);
});
test('should work with multple args', function() {
deepEqual(_.at(['a','b','c','d'], 0, 2, 3), ['a', 'c', 'd']);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.groupBy');
(function() {