diff --git a/IPython/html/tests/casperjs/test_cases/widgets.js b/IPython/html/tests/casperjs/test_cases/widgets.js
index 2d8aa4a6b..e9aabc739 100644
--- a/IPython/html/tests/casperjs/test_cases/widgets.js
+++ b/IPython/html/tests/casperjs/test_cases/widgets.js
@@ -200,14 +200,13 @@ casper.notebook_test(function () {
             'Button click event fires.');
     });
 
-    index = this.append_cell(
-        'button.close()\n'+
-        'print("Success")');
-    this.execute_cell_then(index, function(index){
+    // Close the button widget asynchronisly.
+    index = this.append_cell('button.close()\n');
+    this.execute_cell(index);
 
-        this.test.assert(this.get_output_cell(index).text == 'Success\n', 
-            'Close button cell executed with correct output.');
+    this.wait(500); // Wait for the button to close.
 
+    this.then(function(){
         this.test.assert(! this.cell_element_exists(button_index, 
             '.widget-area .widget-subarea button'),
             'Widget button doesn\'t exists.');
@@ -336,7 +335,7 @@ casper.notebook_test(function () {
         this.sendKeys(float_text_query, '1');
     });
 
-    this.wait(500); // Wait for slide to execute in kernel
+    this.wait(500); // Wait for change to execute in kernel
 
     index = this.append_cell('print(floatrange.value)\n');
     this.execute_cell_then(index, function(index){
@@ -349,7 +348,7 @@ casper.notebook_test(function () {
         this.sendKeys(float_text_query, '120');
     });
 
-    this.wait(500); // Wait for slide to execute in kernel
+    this.wait(500); // Wait for change to execute in kernel
 
     index = this.append_cell('print(floatrange.value)\n');
     this.execute_cell_then(index, function(index){
@@ -362,7 +361,7 @@ casper.notebook_test(function () {
         this.sendKeys(float_text_query, 'hello world');
     });
 
-    this.wait(500); // Wait for slide to execute in kernel
+    this.wait(500); // Wait for change to execute in kernel
 
     index = this.append_cell('print(floatrange.value)\n');
     this.execute_cell_then(index, function(index){
@@ -370,5 +369,56 @@ casper.notebook_test(function () {
             'Invalid float textbox characters ignored');
     });
 
+    // Test float widget ///////////////////////////////////////////////////////
+    var float_text_query_2 = '.widget-area .widget-subarea .widget-hbox-single .my-second-float-text';
+
+    var float_index = this.append_cell(
+        'float_widget = widgets.FloatWidget()\n' +
+        'display(float_widget)\n' + 
+        'float_widget.add_class("my-second-float-text")\n' + 
+        'print("Success")\n');
+    this.execute_cell_then(float_index, function(index){
+
+        this.test.assert(this.get_output_cell(index).text == 'Success\n', 
+            'Create float cell executed with correct output.');
+
+        this.test.assert(this.cell_element_exists(index, 
+            '.widget-area .widget-subarea'),
+            'Widget subarea exists.');
+
+        this.test.assert(this.cell_element_exists(index, float_text_query_2),
+            'Widget float textbox exists.');
+
+        this.cell_element_function(float_index, float_text_query_2, 'val', ['']);
+        this.sendKeys(float_text_query_2, '1.05');
+    });
+
+    this.wait(500); // Wait for change to execute in kernel
+
+    index = this.append_cell('print(float_widget.value)\n');
+    this.execute_cell_then(index, function(index){
+        this.test.assert(this.get_output_cell(index).text == '1.05\n', 
+            'Float textbox value set.');
+        this.cell_element_function(float_index, float_text_query_2, 'val', ['']);
+        this.sendKeys(float_text_query_2, '123456789.0');
+    });
+
+    this.wait(500); // Wait for change to execute in kernel
+
+    index = this.append_cell('print(float_widget.value)\n');
+    this.execute_cell_then(index, function(index){
+        this.test.assert(this.get_output_cell(index).text == '123456789.0\n', 
+            'Long float textbox value set (probably triggers throttling).');
+        this.cell_element_function(float_index, float_text_query_2, 'val', ['']);
+        this.sendKeys(float_text_query_2, '12hello');
+    });
+
+    this.wait(500); // Wait for change to execute in kernel
+
+    index = this.append_cell('print(float_widget.value)\n');
+    this.execute_cell_then(index, function(index){
+        this.test.assert(this.get_output_cell(index).text == '12.0\n', 
+            'Float textbox value set.');
+    });
 });