Changed body to getBody and made it a method, #877.

feature-detects/forms/inputnumber-l10n.js

@@ -1,4 +1,4 @@
-define(['Modernizr', 'createElement', 'docElement', 'body'], function( Modernizr, createElement, docElement ) {
+define(['Modernizr', 'createElement', 'docElement', 'getBody'], function( Modernizr, createElement, docElement, getBody ) {
   // input[type="number"] localized input/output
   // // Detects whether input type="number" is capable of receiving and
   // // displaying localized numbers, e.g. with comma separator
@@ -9,6 +9,7 @@ define(['Modernizr', 'createElement', 'docElement', 'body'], function( Modernizr
   Modernizr.addTest('localizednumber', function() {
     var el = createElement('div');
     var diff;
+    var body = getBody();
 
     var root = (function() {
       return docElement.insertBefore(body, docElement.firstElementChild || docElement.firstChild);

src/getBody.js

@@ -0,0 +1,16 @@
+define(['createElement'], function( createElement ) {
+  function getBody() {
+    // After page load injecting a fake body doesn't work so check if body exists
+    var body = document.body;
+
+    if(!body) {
+      // Can't use the real body create a fake one.
+      body = createElement('body');
+      body.fake = true;
+    }
+
+    return body;
+  }
+
+  return getBody;
+});

src/injectElementWithStyles.js

@@ -1,4 +1,4 @@
-define(['ModernizrProto', 'docElement', 'createElement', 'body'], function( ModernizrProto, docElement, createElement, body ) {
+define(['ModernizrProto', 'docElement', 'createElement', 'getBody'], function( ModernizrProto, docElement, createElement, getBody ) {
   // Inject element with style element and some CSS rules
   function injectElementWithStyles( rule, callback, nodes, testnames ) {
     var mod = 'modernizr';
@@ -7,6 +7,7 @@ define(['ModernizrProto', 'docElement', 'createElement', 'body'], function( Mode
     var node;
     var docOverflow;
     var div = createElement('div');
+    var body = getBody();
 
     if ( parseInt(nodes, 10) ) {
       // In order not to give false positives we create a node for each test