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Make null sorted right behind undefined and NaN.

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This commit is contained in:
Len Smith
2015-05-04 10:37:19 -04:00
committed by jdalton
parent 5b5e29cb7b
commit 421df0dff3
2 changed files with 31 additions and 13 deletions
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19
test/test.js
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@@ -14415,9 +14415,12 @@
deepEqual(actual, [3, 1, 2]);
});
test('should move `undefined` and `NaN` values to the end', 1, function() {
var array = [NaN, undefined, 4, 1, undefined, 3, NaN, 2];
deepEqual(_.sortBy(array), [1, 2, 3, 4, undefined, undefined, NaN, NaN]);
test('should move `null`, `undefined`, and `NaN` values to the end', 2, function() {
var array = [NaN, undefined, null, 4, null, 1, undefined, 3, NaN, 2];
deepEqual(_.sortBy(array), [1, 2, 3, 4, null, null, undefined, undefined, NaN, NaN]);
array = [NaN, undefined, null, 'd', null, 'a', undefined, 'c', NaN, 'b'];
deepEqual(_.sortBy(array), ['a', 'b', 'c', 'd', null, null, undefined, undefined, NaN, NaN]);
});
test('should treat number values for `collection` as empty', 1, function() {
@@ -14615,16 +14618,16 @@
});
test('`_.' + methodName + '` should align with `_.sortBy`', 8, function() {
var expected = [1, '2', {}, undefined, NaN, NaN];
var expected = [1, '2', {}, null, undefined, NaN, NaN];
_.each([
[NaN, 1, '2', {}, NaN, undefined],
['2', 1, NaN, {}, NaN, undefined]
[NaN, null, 1, '2', {}, NaN, undefined],
['2', null, 1, NaN, {}, NaN, undefined]
], function(array) {
deepEqual(_.sortBy(array), expected);
strictEqual(func(expected, 3), 2);
strictEqual(func(expected, undefined), isSortedIndex ? 3 : 4);
strictEqual(func(expected, NaN), isSortedIndex ? 4 : 6);
strictEqual(func(expected, undefined), isSortedIndex ? 4 : 5);
strictEqual(func(expected, NaN), isSortedIndex ? 5 : 7);
});
});