Mirrors/lodash
1
0
Fork 0
mirror of https://github.com/whoisclebs/lodash.git synced 2026-02-01 23:57:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add _.nth and _.nthArg tests.

Browse Source
This commit is contained in:
John-David Dalton
2016-04-13 01:08:48 -07:00
parent d3ef5a3acb
commit a3c1f42708
1 changed files with 50 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

50
test/test.js
View File

@@ -15894,6 +15894,35 @@
assert.deepEqual(actual, expected);
});
QUnit.test('should return `undefined` for empty arrays', function(assert) {
assert.expect(1);
var values = [null, undefined, []],
expected = lodashStable.map(values, noop);
var actual = lodashStable.map(values, function(array) {
return _.nth(array, 1);
});
assert.deepEqual(actual, expected);
});
QUnit.test('should return `undefined` for non-indexes', function(assert) {
assert.expect(1);
var array = [1, 2],
values = [Infinity, array.length],
expected = lodashStable.map(values, noop);
array[-1] = 3;
var actual = lodashStable.map(values, function(n) {
return _.nth(array, n);
});
assert.deepEqual(actual, expected);
});
}());
/*--------------------------------------------------------------------------*/
@@ -15948,6 +15977,27 @@
assert.deepEqual(actual, expected);
});
QUnit.test('should return `undefined` for empty arrays', function(assert) {
assert.expect(1);
var func = _.nthArg(1);
assert.strictEqual(func(), undefined);
});
QUnit.test('should return `undefined` for non-indexes', function(assert) {
assert.expect(1);
var values = [Infinity, args.length],
expected = lodashStable.map(values, noop);
var actual = lodashStable.map(values, function(n) {
var func = _.nthArg(n);
return func.apply(undefined, args);
});
assert.deepEqual(actual, expected);
});
}());
/*--------------------------------------------------------------------------*/