From 48a6c4f2bfa4127d6fec9083d47841b25f55d836 Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Sun, 26 Jul 2015 10:32:32 -0700
Subject: [PATCH] Add `_.setWith` tests.

---
 lodash.js    |  4 ++--
 test/test.js | 23 ++++++++++++++++++++++-
 2 files changed, 24 insertions(+), 3 deletions(-)

diff --git a/lodash.js b/lodash.js
index 22bb1b66d..7f0860fac 100644
--- a/lodash.js
+++ b/lodash.js
@@ -9453,12 +9453,12 @@
      * @returns {Object} Returns `object`.
      * @example
      *
-     * _.setWith({ '0': {} }, '[0][1][2]', 3, function(value) {
+     * _.setWith({ '0': { 'length': 2 } }, '[0][1][2]', 3, function(value) {
      *   if (!_.isObject(value)) {
      *     return {};
      *   }
      * });
-     * // => { '0': { '1': { '2': 3 } } }
+     * // => { '0': { '1': { '2': 3 }, 'length': 2 } }
      */
     function setWith(object, path, value, customizer) {
       customizer = typeof customizer == 'function' ? customizer : undefined;
diff --git a/test/test.js b/test/test.js
index a4bdd476b..34f2d6f38 100644
--- a/test/test.js
+++ b/test/test.js
@@ -1016,7 +1016,7 @@
 
     test('`_.' + methodName + '` should work with a `customizer` that returns `undefined`', 1, function() {
       var expected = { 'a': undefined };
-      deepEqual(func({}, expected, _.identity), expected);
+      deepEqual(func({}, expected, _.constant(undefined)), expected);
     });
   });
 
@@ -13404,6 +13404,27 @@
 
   /*--------------------------------------------------------------------------*/
 
+  QUnit.module('lodash.setWith');
+
+  (function() {
+    test('should work with a `customizer` callback', 1, function() {
+      var actual = _.setWith({ '0': { 'length': 2 } }, '[0][1][2]', 3, function(value) {
+        if (!_.isObject(value)) {
+          return {};
+        }
+      });
+
+      deepEqual(actual, { '0': { '1': { '2': 3 }, 'length': 2 } });
+    });
+
+    test('should work with a `customizer` that returns `undefined`', 1, function() {
+      var actual = _.setWith({}, 'a[0].b.c', 4, _.constant(undefined));
+      deepEqual(actual, { 'a': [{ 'b': { 'c': 4 } }] });
+    });
+  }());
+
+  /*--------------------------------------------------------------------------*/
+
   QUnit.module('set methods');
 
   _.each(['set', 'setWith'], function(methodName) {