Mirrors/lodash
1
0
Fork 0
mirror of https://github.com/whoisclebs/lodash.git synced 2026-01-29 06:27:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Added _.defaultTo. (#2381)

Browse Source
This commit is contained in:
Mateo Calle
2016-05-24 20:05:37 -05:00
committed by John-David Dalton
parent e582ad226a
commit 5fbc5303ff
4 changed files with 85 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

36
test/test-fp.js
View File

@@ -833,6 +833,42 @@
/*--------------------------------------------------------------------------*/
QUnit.module('fp.defaultTo');
(function() {
QUnit.test('should return a default value if input is undefined', function(assert) {
assert.expect(4);
// default (inverse params)
var actual = fp.defaultTo(0, fp.find(function(a) { return a > 1; }, [1,2,3]));
assert.deepEqual(actual, 2);
var actual = fp.defaultTo(0, fp.find(function(a) { return a > 5; }, [1,2,3]));
assert.deepEqual(actual, 0);
// curried
var actual = fp.defaultTo(0)(fp.find(function(a) { return a > 1; })([1,2,3]));
assert.deepEqual(actual, 2);
var actual = fp.defaultTo(0)(fp.find(function(a) { return a > 5; })([1,2,3]));
assert.deepEqual(actual, 0);
});
QUnit.test('should work in a flow', function(assert) {
assert.expect(2);
var actual = fp.flow([
fp.find(function(a) { return a > 3 }),
fp.defaultTo(0)
]);
assert.deepEqual(actual([1,2,3]), 0);
assert.deepEqual(actual([3,4,5]), 4);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.difference');
(function() {

20
test/test.js
View File

@@ -4601,6 +4601,23 @@
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.defaultTo');
(function() {
QUnit.test('should return a default value if the input is undefined', function(assert) {
assert.expect(3);
assert.strictEqual(_.defaultTo(1, 0), 1);
assert.strictEqual(_.defaultTo(undefined, 0), 0);
var actual = _.defaultTo(_.find([1,2,3], function(n) { return n > 5; }), 0);
assert.strictEqual(actual, 0);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.defer');
(function() {
@@ -26246,6 +26263,7 @@
'ceil',
'clone',
'deburr',
'defaultTo',
'divide',
'endsWith',
'escape',
@@ -26576,7 +26594,7 @@
var acceptFalsey = lodashStable.difference(allMethods, rejectFalsey);
QUnit.test('should accept falsey arguments', function(assert) {
assert.expect(314);
assert.expect(315);
var arrays = lodashStable.map(falsey, stubArray);