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Add _.propertyDeep and _.propertyDeepOf.

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This commit is contained in:
Joshua Piccari
2015-03-27 18:01:27 -07:00
committed by jdalton
parent 515cfd48d8
commit 3d0beb1a2e
2 changed files with 172 additions and 1 deletions
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89
test/test.js
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@@ -11588,6 +11588,58 @@
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.propertyDeep');
(function() {
test('should create a function that plucks a property value of a given object', 3, function() {
var object = { 'a': [1, 2], 'b': 3 },
prop = _.propertyDeep(['a', 1]);
strictEqual(prop.length, 1);
strictEqual(prop(object), 2);
prop = _.propertyDeep(['b']);
strictEqual(prop(object), 3);
});
test('should work with non-string `prop` arguments', 1, function() {
var prop = _.propertyDeep([1]);
strictEqual(prop([1, 2, 3]), 2);
});
test('should return a function even for falsey values', 1, function() {
var pass = true;
_.each(falsey, function(keys) {
pass = typeof _.propertyDeep(keys) == 'function'
});
ok(pass);
});
test('should pluck inherited property values', 1, function() {
function Foo() { this.a = 1; }
Foo.prototype.b = 2;
var prop = _.propertyDeep(['b']);
strictEqual(prop(new Foo), 2);
});
test('should work when `object` is nullish', 1, function() {
var values = [, null, undefined],
expected = _.map(values, _.constant(undefined));
var actual = _.map(values, function(value, index) {
var prop = _.propertyDeep(['a']);
return index ? prop(value) : prop();
});
deepEqual(actual, expected);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.propertyOf');
(function() {
@@ -11623,6 +11675,41 @@
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.propertyDeepOf');
(function() {
test('should create a function that plucks a property value of a given key', 3, function() {
var object = { 'a': 1, 'b': 2 },
propOf = _.propertyDeepOf(object);
strictEqual(propOf.length, 1);
strictEqual(propOf(['a']), 1);
strictEqual(propOf(['b']), 2);
});
test('should pluck inherited property values', 1, function() {
function Foo() { this.a = 1; }
Foo.prototype.b = 2;
var propOf = _.propertyDeepOf(new Foo);
strictEqual(propOf(['b']), 2);
});
test('should work when `object` is nullish', 1, function() {
var values = [, null, undefined],
expected = _.map(values, _.constant(undefined));
var actual = _.map(values, function(value, index) {
var propOf = index ? _.propertyDeepOf(value) : _.propertyDeepOf();
return propOf(['a']);
});
deepEqual(actual, expected);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('lodash.pull');
(function() {
@@ -16581,7 +16668,7 @@
var acceptFalsey = _.difference(allMethods, rejectFalsey);
test('should accept falsey arguments', 214, function() {
test('should accept falsey arguments', 216, function() {
var emptyArrays = _.map(falsey, _.constant([])),
isExposed = '_' in root,
oldDash = root._;