From 046071a41f33008db7c3489c99a5077a2de69d93 Mon Sep 17 00:00:00 2001
From: Todd Wolfson <todd@twolfson.com>
Date: Mon, 1 Feb 2016 11:56:47 -0600
Subject: [PATCH] Added default value for checkboxes/radios

---
 lib/api/attributes.js  | 7 +++++++
 test/api/attributes.js | 8 ++++++++
 test/fixtures.js       | 2 ++
 3 files changed, 17 insertions(+)

diff --git a/lib/api/attributes.js b/lib/api/attributes.js
index a4947bdd97..c7884bd35e 100644
--- a/lib/api/attributes.js
+++ b/lib/api/attributes.js
@@ -44,6 +44,13 @@ var getAttr = function(elem, name) {
   if (elem.name === 'option' && name === 'value') {
     return $.text(elem.children);
   }
+
+  // Mimic DOM with default value for radios/checkboxes
+  if (elem.name === 'input' &&
+      (elem.attribs.type === 'radio' || elem.attribs.type === 'checkbox') &&
+      name === 'value') {
+    return 'on';
+  }
 };
 
 var setAttr = function(el, name, value) {
diff --git a/test/api/attributes.js b/test/api/attributes.js
index a5b3f1f3d0..c23a1ff4b7 100644
--- a/test/api/attributes.js
+++ b/test/api/attributes.js
@@ -399,10 +399,18 @@ describe('$(...)', function() {
       var val = $('input[name="checkbox_off"]').val();
       expect(val).to.equal('off');
     });
+    it('.val(): on valueless checkbox should get value', function() {
+      var val = $('input[name="checkbox_valueless"]').val();
+      expect(val).to.equal('on');
+    });
     it('.val(): on radio should get value', function() {
       var val = $('input[type="radio"]').val();
       expect(val).to.equal('off');
     });
+    it('.val(): on valueless radio should get value', function() {
+      var val = $('input[name="radio_valueless"]').val();
+      expect(val).to.equal('on');
+    });
     it('.val(): on multiple select should get an array of values', function() {
       var val = $('select#multi').val();
       expect(val).to.eql(['2', '3']);
diff --git a/test/fixtures.js b/test/fixtures.js
index d73df80ff1..b2b127d888 100644
--- a/test/fixtures.js
+++ b/test/fixtures.js
@@ -46,8 +46,10 @@ exports.inputs = [
   '<select id="one-nested"><option>Option not selected</option><option selected>Option <span>selected</span></option></select>',
   '<input type="text" value="input_text" />',
   '<input type="checkbox" name="checkbox_off" value="off" /><input type="checkbox" name="checkbox_on" value="on" checked />',
+  '<input type="checkbox" name="checkbox_valueless" />',
   '<input type="radio" value="off" name="radio" /><input type="radio" name="radio" value="on" checked />',
   '<input type="radio" value="off" name="radio[brackets]" /><input type="radio" name="radio[brackets]" value="on" checked />',
+  '<input type="radio" name="radio_valueless" />',
   '<select id="multi" multiple><option value="1">1</option><option value="2" selected>2</option><option value="3" selected>3</option><option value="4">4</option></select>',
   '<select id="multi-valueless" multiple><option>1</option><option selected>2</option><option selected>3</option><option>4</option></select>'
 ].join('');