diff --git a/src/formhandler.js b/src/formhandler.js
index 5d0a0ad31e23f5cee1fc93e37cb652e454de058c..71fc63e8cf615b3bbcc516ab052c84f90f0b714a 100644
--- a/src/formhandler.js
+++ b/src/formhandler.js
@@ -255,8 +255,10 @@ function addHandler($this, template_data, options, template) {
   $('.add button', $this)
     .on('click', function () {
       var add_btn = $('.add button', $this)
+      var edit_btn = $('.edit button', $this)
       if (add_btn.html().toLowerCase() == 'save') {
         add_btn.html('Add')
+        edit_btn.prop('disabled', false)
         var columns_data = $('.new-row input[data-key]')
 
         $('.loader', $this).removeClass('d-none')
@@ -265,6 +267,13 @@ function addHandler($this, template_data, options, template) {
         $.each(columns_data, function (key, column) {
           data[column.getAttribute('data-key')] = column.value
         })
+        // if no changes made to new empty celled row, rerender the table.
+        if (!_.some(data)) {
+          $('.loader', $this).addClass('d-none')
+          template_data.isAdd = false
+          render_template('table', template_data, options, $this, template)
+          return
+        }
 
         $.ajax(options.src, {
           method: 'POST',
@@ -279,6 +288,7 @@ function addHandler($this, template_data, options, template) {
           .fail(failHandler.bind(this, $this, template))
       } else if (add_btn.html().toLowerCase() == 'add') {
         add_btn.html('Save')
+        edit_btn.prop('disabled', true)
         template_data.isAdd = true
         render_template('table', template_data, options, $this, template)
         add_edit_events($this, add_btn)
@@ -290,8 +300,10 @@ function editHandler($this, template_data, options, template) {
   $('.edit button', $this)
     .on('click', function () {
       var edit_btn = $('.edit button', $this)
+      var add_btn = $('.add button', $this)
       if (edit_btn.html().toLowerCase() == 'save') {
         edit_btn.html('Edit') // TODO: remove hardcoding of name Edit
+        add_btn.prop('disabled', false)
         var edited_rows = $('.edited-row')
         if (edited_rows.length > 0)
           $('.loader', $this).removeClass('d-none')
@@ -327,6 +339,7 @@ function editHandler($this, template_data, options, template) {
         render_template('table', template_data, options, $this, template)
       } else if (edit_btn.html().toLowerCase() == 'edit') {
         edit_btn.html('Save') // TODO: remove hardcoding of name Save
+        add_btn.prop('disabled', true)
         template_data.isEdit = true
         render_template('table', template_data, options, $this, template)
         add_edit_events($this, edit_btn)
diff --git a/test/formhandler.csv b/test/formhandler.csv
index 7f40f01bd8bdc49b069a5d4369b8ca805b938511..82f6ead6ec06dc0feff4f85b6115b2761f073b08 100644
--- a/test/formhandler.csv
+++ b/test/formhandler.csv
@@ -1,5 +1,5 @@
 Continent,Cross,ID,Name,Shapes,Stripes,Symbols,Text,Union-Flag,c1,c2,c3,c4,c5,c6,c7,c8,date_col
-E,,AND,Andorra,,Horizontal,,,,35,1,26,0,32,0,0,4,16-01-2013
+Europe,,AND,Andorra,,Horizontal,,,,35,1,26,0,32,0,0,4,16-01-2013
 Asia,,ARE,United Arab Emirates,,Horizontal,,,,24.0,0.0,0.0,25.0,0.0,0.0,25.0,24.0,17-02-2013
 Asia,,AFG,Afghanistan,,Vertical,,Country,,28.0,1.0,0.0,33.0,0.0,0.0,33.0,3.0,06-02-2013
 North America,,ATG,Antigua Barbuda,,,,,,50.0,0.0,5.0,0.0,0.0,10.0,25.0,7.0,11-02-2013
diff --git a/test/formhandler.json b/test/formhandler.json
deleted file mode 100644
index 86e942a96aeba60c7e715710099a1bd5641d2770..0000000000000000000000000000000000000000
--- a/test/formhandler.json
+++ /dev/null
@@ -1,952 +0,0 @@
-[
-  {
-    "ID": "AND",
-    "c1": 35,
-    "c2": 1,
-    "c3": 26,
-    "c4": 0,
-    "c5": 32,
-    "c6": 0,
-    "c7": 0,
-    "c8": 4,
-    "Name": "Andorra",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Vertical",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "ARE",
-    "c1": 24,
-    "c2": 0,
-    "c3": 0,
-    "c4": 25,
-    "c5": 0,
-    "c6": 0,
-    "c7": 25,
-    "c8": 24,
-    "Name": "United Arab Emirates",
-    "Continent": "Asia",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "AFG",
-    "c1": 28,
-    "c2": 1,
-    "c3": 0,
-    "c4": 33,
-    "c5": 0,
-    "c6": 0,
-    "c7": 33,
-    "c8": 3,
-    "Name": "Afghanistan",
-    "Continent": "Asia",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Vertical",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": "Country"
-  },
-  {
-    "ID": "ATG",
-    "c1": 50,
-    "c2": 0,
-    "c3": 5,
-    "c4": 0,
-    "c5": 0,
-    "c6": 10,
-    "c7": 25,
-    "c8": 7,
-    "Name": "Antigua Barbuda",
-    "Continent": "North America",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "ALB",
-    "c1": 87,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 12,
-    "c8": 0,
-    "Name": "Albania",
-    "Continent": "Europe",
-    "Symbols": "Bird",
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "ARM",
-    "c1": 33,
-    "c2": 33,
-    "c3": 0,
-    "c4": 0,
-    "c5": 33,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0,
-    "Name": "Armenia",
-    "Continent": "Asia",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "AGO",
-    "c1": 48,
-    "c2": 0,
-    "c3": 4,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 46,
-    "c8": 0,
-    "Name": "Angola",
-    "Continent": "Africa",
-    "Symbols": "Weapon, Agriculture",
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "ARG",
-    "c1": 0,
-    "c2": 2,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 66,
-    "c7": 0,
-    "c8": 31,
-    "Name": "Argentina",
-    "Continent": "South America",
-    "Symbols": "Sun",
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "AUT",
-    "c1": 66,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 33,
-    "Name": "Austria",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "AUS",
-    "c1": 9,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 79,
-    "c6": 0,
-    "c7": 0,
-    "c8": 11,
-    "Name": "Australia",
-    "Continent": "Oceania",
-    "Symbols": null,
-    "Shapes": "Stars",
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": "Yes",
-    "Text": null
-  },
-  {
-    "ID": "AZE",
-    "c1": 31,
-    "c2": 0,
-    "c3": 0,
-    "c4": 33,
-    "c5": 0,
-    "c6": 33,
-    "c7": 0,
-    "c8": 1,
-    "Name": "Azerbaijan",
-    "Continent": "Asia",
-    "Symbols": null,
-    "Shapes": "Stars, Crescent",
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BIH",
-    "c1": 0,
-    "c2": 0,
-    "c3": 25,
-    "c4": 0,
-    "c5": 70,
-    "c6": 0,
-    "c7": 0,
-    "c8": 4,
-    "Name": "Bosnia Herzegovina",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BRB",
-    "c1": 0,
-    "c2": 0,
-    "c3": 29,
-    "c4": 0,
-    "c5": 66,
-    "c6": 0,
-    "c7": 3,
-    "c8": 0,
-    "Name": "Barbados",
-    "Continent": "North America",
-    "Symbols": "Emblem",
-    "Shapes": null,
-    "Stripes": "Vertical",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BGD",
-    "c1": 20,
-    "c2": 0,
-    "c3": 0,
-    "c4": 79,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0,
-    "Name": "Bangladesh",
-    "Continent": "Asia",
-    "Symbols": "Sun",
-    "Shapes": "Circle",
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BEL",
-    "c1": 33,
-    "c2": 0,
-    "c3": 33,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 33,
-    "c8": 0,
-    "Name": "Belgium",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Vertical",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BFA",
-    "c1": 49,
-    "c2": 0,
-    "c3": 2,
-    "c4": 48,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0,
-    "Name": "Burkina Faso",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BGR",
-    "c1": 33,
-    "c2": 0,
-    "c3": 0,
-    "c4": 33,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 33,
-    "Name": "Bulgaria",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BHR",
-    "c1": 67,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 32,
-    "Name": "Bahrain",
-    "Continent": "Asia",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BDI",
-    "c1": 30,
-    "c2": 0,
-    "c3": 0,
-    "c4": 34,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 34,
-    "Name": "Burundi",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": "Stars",
-    "Stripes": "Diagonal",
-    "Cross": "Yes",
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BEN",
-    "c1": 30,
-    "c2": 0,
-    "c3": 29,
-    "c4": 40,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0,
-    "Name": "Benin",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BRN",
-    "c1": 6,
-    "c2": 0,
-    "c3": 54,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 17,
-    "c8": 21,
-    "Name": "Brunei Darussalam",
-    "Continent": "Asia",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BOL",
-    "c1": 33,
-    "c2": 0,
-    "c3": 33,
-    "c4": 33,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0,
-    "Name": "Bolivia",
-    "Continent": "South America",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BRA",
-    "c1": 0,
-    "c2": 0,
-    "c3": 17,
-    "c4": 68,
-    "c5": 12,
-    "c6": 0,
-    "c7": 0,
-    "c8": 1,
-    "Name": "Brazil",
-    "Continent": "South America",
-    "Symbols": null,
-    "Shapes": "Stars, Circle",
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": "Mottos"
-  },
-  {
-    "ID": "BHS",
-    "c1": 0,
-    "c2": 0,
-    "c3": 21,
-    "c4": 0,
-    "c5": 0,
-    "c6": 57,
-    "c7": 21,
-    "c8": 0,
-    "Name": "Bahamas",
-    "Continent": "North America",
-    "Symbols": null,
-    "Shapes": "Triangle",
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BTN",
-    "c1": 41,
-    "c2": 1,
-    "c3": 43,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 14,
-    "Name": "Bhutan",
-    "Continent": "Asia",
-    "Symbols": "Animal",
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BWA",
-    "c1": 0,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 74,
-    "c7": 16,
-    "c8": 8,
-    "Name": "Botswana",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BLR",
-    "c1": 64,
-    "c2": 0,
-    "c3": 0,
-    "c4": 29,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 6,
-    "Name": "Belarus",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "BLZ",
-    "c1": 17,
-    "c2": 0,
-    "c3": 0,
-    "c4": 5,
-    "c5": 54,
-    "c6": 0,
-    "c7": 1,
-    "c8": 21,
-    "Name": "Belize",
-    "Continent": "North America",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CAN",
-    "c1": 63,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 36,
-    "Name": "Canada",
-    "Continent": "North America",
-    "Symbols": "Plant",
-    "Shapes": null,
-    "Stripes": "Vertical",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "COD",
-    "c1": 20,
-    "c2": 0,
-    "c3": 12,
-    "c4": 0,
-    "c5": 0,
-    "c6": 67,
-    "c7": 0,
-    "c8": 0,
-    "Name": "Congo",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CAF",
-    "c1": 16,
-    "c2": 0,
-    "c3": 21,
-    "c4": 20,
-    "c5": 19,
-    "c6": 0,
-    "c7": 0,
-    "c8": 20,
-    "Name": "Central African Rep",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "COG",
-    "c1": 33,
-    "c2": 0,
-    "c3": 33,
-    "c4": 33,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0,
-    "Name": "Congo",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CHE",
-    "c1": 77,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 22,
-    "Name": "Switzerland",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": "Yes",
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CIV",
-    "c1": 0,
-    "c2": 33,
-    "c3": 0,
-    "c4": 33,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 33,
-    "Name": "Cote d Ivoire",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CHL",
-    "c1": 50,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 15,
-    "c6": 0,
-    "c7": 0,
-    "c8": 34,
-    "Name": "Chile",
-    "Continent": "South America",
-    "Symbols": null,
-    "Shapes": "Stars",
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CMR",
-    "c1": 31,
-    "c2": 0,
-    "c3": 34,
-    "c4": 33,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0,
-    "Name": "Cameroon",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": "Stars",
-    "Stripes": "Vertical",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CHN",
-    "c1": 97,
-    "c2": 0,
-    "c3": 2,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0,
-    "Name": "China",
-    "Continent": "Asia",
-    "Symbols": null,
-    "Shapes": "Stars",
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "COL",
-    "c1": 25,
-    "c2": 0,
-    "c3": 50,
-    "c4": 0,
-    "c5": 24,
-    "c6": 0,
-    "c7": 0,
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-    "Name": "Colombia",
-    "Continent": "South America",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
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-  },
-  {
-    "ID": "CRI",
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-    "c4": 0,
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-    "Name": "Costa Rica",
-    "Continent": "North America",
-    "Symbols": "Landscape",
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CUB",
-    "c1": 20,
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-    "c4": 0,
-    "c5": 48,
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-    "Name": "Cuba",
-    "Continent": "North America",
-    "Symbols": null,
-    "Shapes": "Stars, Triangle",
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
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-  },
-  {
-    "ID": "CPV",
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-    "c4": 0,
-    "c5": 74,
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-    "Name": "Cabo Verde",
-    "Continent": "Africa",
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-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CYP",
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-    "c4": 2,
-    "c5": 0,
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-    "Name": "Cyprus",
-    "Continent": "Asia",
-    "Symbols": "Plant",
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "CZE",
-    "c1": 37,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 25,
-    "c6": 0,
-    "c7": 0,
-    "c8": 37,
-    "Name": "Czech Republic",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": "Triangle",
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "DEU",
-    "c1": 33,
-    "c2": 0,
-    "c3": 33,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 33,
-    "c8": 0,
-    "Name": "Germany",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
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-  },
-  {
-    "ID": "DJI",
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-    "c4": 35,
-    "c5": 0,
-    "c6": 35,
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-    "Name": "Djibouti",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": "Triangle",
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "DNK",
-    "c1": 76,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 23,
-    "Name": "Denmark",
-    "Continent": "Europe",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": "Yes",
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "DMA",
-    "c1": 8,
-    "c2": 0,
-    "c3": 8,
-    "c4": 66,
-    "c5": 0,
-    "c6": 0,
-    "c7": 8,
-    "c8": 8,
-    "Name": "Dominica",
-    "Continent": "North America",
-    "Symbols": "Bird",
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "DOM",
-    "c1": 33,
-    "c2": 0,
-    "c3": 0,
-    "c4": 2,
-    "c5": 33,
-    "c6": 0,
-    "c7": 0,
-    "c8": 30,
-    "Name": "Dominican",
-    "Continent": "North America",
-    "Symbols": null,
-    "Shapes": null,
-    "Stripes": null,
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "DZA",
-    "c1": 6,
-    "c2": 0,
-    "c3": 0,
-    "c4": 46,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 47,
-    "Name": "Algeria",
-    "Continent": "Africa",
-    "Symbols": null,
-    "Shapes": "Crescent",
-    "Stripes": "Vertical",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  },
-  {
-    "ID": "ECU",
-    "c1": 26,
-    "c2": 1,
-    "c3": 47,
-    "c4": 1,
-    "c5": 22,
-    "c6": 0,
-    "c7": 1,
-    "c8": 0,
-    "Name": "Ecuador",
-    "Continent": "South America",
-    "Symbols": "Bird",
-    "Shapes": null,
-    "Stripes": "Horizontal",
-    "Cross": null,
-    "Union-Flag": null,
-    "Text": null
-  }
-]
diff --git a/test/formhandler_csv.json b/test/formhandler_csv.json
index f2a35f18c629b74c4fc6c6826141bfd29bef9a62..4ddd1f91dcac6c34046642e40c0b5e26aaa9951c 100644
--- a/test/formhandler_csv.json
+++ b/test/formhandler_csv.json
@@ -1,345 +1,363 @@
 [
   {
     "Continent": "Europe",
-    "Cross": "",
+    "Cross": null,
     "ID": "AND",
     "Name": "Andorra",
-    "Shapes": "",
-    "Stripes": "Vertical",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 35,
-    "c2": 1,
-    "c3": 26,
-    "c4": 0,
-    "c5": 32,
-    "c6": 0,
-    "c7": 0,
-    "c8": 4
+    "Shapes": null,
+    "Stripes": "Horizontal",
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 35.0,
+    "c2": 1.0,
+    "c3": 26.0,
+    "c4": 0.0,
+    "c5": 32.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 4.0,
+    "date_col": "16-01-2013"
   },
   {
     "Continent": "Asia",
-    "Cross": "",
+    "Cross": null,
     "ID": "ARE",
     "Name": "United Arab Emirates",
-    "Shapes": "",
-    "Stripes": "Horizontal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 24,
-    "c2": 0,
-    "c3": 0,
-    "c4": 25,
-    "c5": 0,
-    "c6": 0,
-    "c7": 25,
-    "c8": 24
+    "Shapes": null,
+    "Stripes": "Horizontal",
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 24.0,
+    "c2": 0.0,
+    "c3": 0.0,
+    "c4": 25.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 25.0,
+    "c8": 24.0,
+    "date_col": "17-02-2013"
   },
   {
     "Continent": "Asia",
-    "Cross": "",
+    "Cross": null,
     "ID": "AFG",
     "Name": "Afghanistan",
-    "Shapes": "",
+    "Shapes": null,
     "Stripes": "Vertical",
-    "Symbols": "",
+    "Symbols": null,
     "Text": "Country",
-    "Union-Flag": "",
-    "c1": 28,
-    "c2": 1,
-    "c3": 0,
-    "c4": 33,
-    "c5": 0,
-    "c6": 0,
-    "c7": 33,
-    "c8": 3
+    "Union-Flag": null,
+    "c1": 28.0,
+    "c2": 1.0,
+    "c3": 0.0,
+    "c4": 33.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 33.0,
+    "c8": 3.0,
+    "date_col": "06-02-2013"
   },
   {
     "Continent": "North America",
-    "Cross": "",
+    "Cross": null,
     "ID": "ATG",
     "Name": "Antigua Barbuda",
-    "Shapes": "",
-    "Stripes": "",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 50,
-    "c2": 0,
-    "c3": 5,
-    "c4": 0,
-    "c5": 0,
-    "c6": 10,
-    "c7": 25,
-    "c8": 7
+    "Shapes": null,
+    "Stripes": null,
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 50.0,
+    "c2": 0.0,
+    "c3": 5.0,
+    "c4": 0.0,
+    "c5": 0.0,
+    "c6": 10.0,
+    "c7": 25.0,
+    "c8": 7.0,
+    "date_col": "11-02-2013"
   },
   {
     "Continent": "Europe",
-    "Cross": "",
+    "Cross": null,
     "ID": "ALB",
     "Name": "Albania",
-    "Shapes": "",
-    "Stripes": "",
+    "Shapes": null,
+    "Stripes": null,
     "Symbols": "Bird",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 87,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 12,
-    "c8": 0
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 87.0,
+    "c2": 0.0,
+    "c3": 0.0,
+    "c4": 0.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 12.0,
+    "c8": 0.0,
+    "date_col": "18-01-2013"
   },
   {
     "Continent": "Asia",
-    "Cross": "",
+    "Cross": null,
     "ID": "ARM",
     "Name": "Armenia",
-    "Shapes": "",
-    "Stripes": "Horizontal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 33,
-    "c2": 33,
-    "c3": 0,
-    "c4": 0,
-    "c5": 33,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0
+    "Shapes": null,
+    "Stripes": "Horizontal",
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 33.0,
+    "c2": 33.0,
+    "c3": 0.0,
+    "c4": 0.0,
+    "c5": 33.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 0.0,
+    "date_col": "12-01-2013"
   },
   {
     "Continent": "Africa",
-    "Cross": "",
+    "Cross": null,
     "ID": "AGO",
     "Name": "Angola",
-    "Shapes": "",
+    "Shapes": null,
     "Stripes": "Horizontal",
     "Symbols": "Weapon, Agriculture",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 48,
-    "c2": 0,
-    "c3": 4,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 46,
-    "c8": 0
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+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 46.0,
+    "c8": 0.0,
+    "date_col": "27-01-2013"
   },
   {
     "Continent": "South America",
-    "Cross": "",
+    "Cross": null,
     "ID": "ARG",
     "Name": "Argentina",
-    "Shapes": "",
+    "Shapes": null,
     "Stripes": "Horizontal",
     "Symbols": "Sun",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 0,
-    "c2": 2,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 66,
-    "c7": 0,
-    "c8": 31
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 0.0,
+    "c2": 2.0,
+    "c3": 0.0,
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+    "c5": 0.0,
+    "c6": 66.0,
+    "c7": 0.0,
+    "c8": 31.0,
+    "date_col": "02-02-2013"
   },
   {
     "Continent": "Europe",
-    "Cross": "",
+    "Cross": null,
     "ID": "AUT",
     "Name": "Austria",
-    "Shapes": "",
-    "Stripes": "Horizontal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 66,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 33
+    "Shapes": null,
+    "Stripes": "Horizontal",
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 66.0,
+    "c2": 0.0,
+    "c3": 0.0,
+    "c4": 0.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 33.0,
+    "date_col": "16-02-2013"
   },
   {
     "Continent": "Oceania",
-    "Cross": "",
+    "Cross": null,
     "ID": "AUS",
     "Name": "Australia",
     "Shapes": "Stars",
-    "Stripes": "",
-    "Symbols": "",
-    "Text": "",
+    "Stripes": null,
+    "Symbols": null,
+    "Text": null,
     "Union-Flag": "Yes",
-    "c1": 9,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 79,
-    "c6": 0,
-    "c7": 0,
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+    "c2": 0.0,
+    "c3": 0.0,
+    "c4": 0.0,
+    "c5": 79.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 11.0,
+    "date_col": "26-01-2013"
   },
   {
     "Continent": "Asia",
-    "Cross": "",
+    "Cross": null,
     "ID": "AZE",
     "Name": "Azerbaijan",
     "Shapes": "Stars, Crescent",
     "Stripes": "Horizontal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 31,
-    "c2": 0,
-    "c3": 0,
-    "c4": 33,
-    "c5": 0,
-    "c6": 33,
-    "c7": 0,
-    "c8": 1
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 31.0,
+    "c2": 0.0,
+    "c3": 0.0,
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+    "c5": 0.0,
+    "c6": 33.0,
+    "c7": 0.0,
+    "c8": 1.0,
+    "date_col": "26-02-2013"
   },
   {
     "Continent": "Europe",
-    "Cross": "",
+    "Cross": null,
     "ID": "BIH",
     "Name": "Bosnia Herzegovina",
-    "Shapes": "",
-    "Stripes": "",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 0,
-    "c2": 0,
-    "c3": 25,
-    "c4": 0,
-    "c5": 70,
-    "c6": 0,
-    "c7": 0,
-    "c8": 4
+    "Shapes": null,
+    "Stripes": null,
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 0.0,
+    "c2": 0.0,
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+    "c4": 0.0,
+    "c5": 70.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 4.0,
+    "date_col": "15-02-2013"
   },
   {
     "Continent": "North America",
-    "Cross": "",
+    "Cross": null,
     "ID": "BRB",
     "Name": "Barbados",
-    "Shapes": "",
+    "Shapes": null,
     "Stripes": "Vertical",
     "Symbols": "Emblem",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 0,
-    "c2": 0,
-    "c3": 29,
-    "c4": 0,
-    "c5": 66,
-    "c6": 0,
-    "c7": 3,
-    "c8": 0
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 0.0,
+    "c2": 0.0,
+    "c3": 29.0,
+    "c4": 0.0,
+    "c5": 66.0,
+    "c6": 0.0,
+    "c7": 3.0,
+    "c8": 0.0,
+    "date_col": "15-02-2013"
   },
   {
     "Continent": "Asia",
-    "Cross": "",
+    "Cross": null,
     "ID": "BGD",
     "Name": "Bangladesh",
     "Shapes": "Circle",
-    "Stripes": "",
+    "Stripes": null,
     "Symbols": "Sun",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 20,
-    "c2": 0,
-    "c3": 0,
-    "c4": 79,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 20.0,
+    "c2": 0.0,
+    "c3": 0.0,
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+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 0.0,
+    "date_col": "20-01-2013"
   },
   {
     "Continent": "Europe",
-    "Cross": "",
+    "Cross": null,
     "ID": "BEL",
     "Name": "Belgium",
-    "Shapes": "",
+    "Shapes": null,
     "Stripes": "Vertical",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 33,
-    "c2": 0,
-    "c3": 33,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 33,
-    "c8": 0
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 33.0,
+    "c2": 0.0,
+    "c3": 33.0,
+    "c4": 0.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 33.0,
+    "c8": 0.0,
+    "date_col": "20-01-2013"
   },
   {
     "Continent": "Africa",
-    "Cross": "",
+    "Cross": null,
     "ID": "BFA",
     "Name": "Burkina Faso",
-    "Shapes": "",
-    "Stripes": "Horizontal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 49,
-    "c2": 0,
-    "c3": 2,
-    "c4": 48,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0
+    "Shapes": null,
+    "Stripes": "Horizontal",
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 49.0,
+    "c2": 0.0,
+    "c3": 2.0,
+    "c4": 48.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 0.0,
+    "date_col": "08-02-2013"
   },
   {
     "Continent": "Europe",
-    "Cross": "",
+    "Cross": null,
     "ID": "BGR",
     "Name": "Bulgaria",
-    "Shapes": "",
-    "Stripes": "Horizontal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 33,
-    "c2": 0,
-    "c3": 0,
-    "c4": 33,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
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+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 0.0,
+    "c2": 0.0,
+    "c3": 44.0,
+    "c4": 30.0,
+    "c5": 0.0,
+    "c6": 24.0,
+    "c7": 0.0,
+    "c8": 0.0,
+    "date_col": "03-01-2013"
   },
   {
     "Continent": "South America",
-    "Cross": "",
+    "Cross": null,
     "ID": "VEN",
     "Name": "Venezuela",
-    "Shapes": "",
-    "Stripes": "Horizontal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 33,
-    "c2": 0,
-    "c3": 33,
-    "c4": 0,
-    "c5": 32,
-    "c6": 0,
-    "c7": 0,
-    "c8": 1
+    "Shapes": null,
+    "Stripes": "Horizontal",
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 33.0,
+    "c2": 0.0,
+    "c3": 33.0,
+    "c4": 0.0,
+    "c5": 32.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 1.0,
+    "date_col": "13-02-2013"
   },
   {
     "Continent": "Asia",
-    "Cross": "",
+    "Cross": null,
     "ID": "VNM",
     "Name": "Viet Nam",
-    "Shapes": "",
-    "Stripes": "",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 91,
-    "c2": 0,
-    "c3": 8,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0
+    "Shapes": null,
+    "Stripes": null,
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 91.0,
+    "c2": 0.0,
+    "c3": 8.0,
+    "c4": 0.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 0.0,
+    "date_col": "09-02-2013"
   },
   {
     "Continent": "Oceania",
-    "Cross": "",
+    "Cross": null,
     "ID": "VUT",
     "Name": "Vanuatu",
     "Shapes": "Triangle",
     "Stripes": "Diagonal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 32,
-    "c2": 0,
-    "c3": 9,
-    "c4": 31,
-    "c5": 0,
-    "c6": 0,
-    "c7": 26,
-    "c8": 0
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 32.0,
+    "c2": 0.0,
+    "c3": 9.0,
+    "c4": 31.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 26.0,
+    "c8": 0.0,
+    "date_col": "17-01-2013"
   },
   {
     "Continent": "Oceania",
-    "Cross": "",
+    "Cross": null,
     "ID": "WSM",
     "Name": "Samoa",
     "Shapes": "Stars",
-    "Stripes": "",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 74,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 24,
-    "c6": 0,
-    "c7": 0,
-    "c8": 0
+    "Stripes": null,
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 74.0,
+    "c2": 0.0,
+    "c3": 0.0,
+    "c4": 0.0,
+    "c5": 24.0,
+    "c6": 0.0,
+    "c7": 0.0,
+    "c8": 0.0,
+    "date_col": "28-02-2013"
   },
   {
     "Continent": "Asia",
-    "Cross": "",
+    "Cross": null,
     "ID": "YEM",
     "Name": "Yemen",
-    "Shapes": "",
-    "Stripes": "Horizontal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 33,
-    "c2": 0,
-    "c3": 0,
-    "c4": 0,
-    "c5": 0,
-    "c6": 0,
-    "c7": 33,
-    "c8": 33
+    "Shapes": null,
+    "Stripes": "Horizontal",
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 33.0,
+    "c2": 0.0,
+    "c3": 0.0,
+    "c4": 0.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 33.0,
+    "c8": 33.0,
+    "date_col": "28-02-2013"
   },
   {
     "Continent": "Africa",
-    "Cross": "",
+    "Cross": null,
     "ID": "ZAF",
     "Name": "South Africa",
     "Shapes": "Triangle",
     "Stripes": "Diagonal",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 21,
-    "c2": 0,
-    "c3": 5,
-    "c4": 31,
-    "c5": 21,
-    "c6": 0,
-    "c7": 8,
-    "c8": 12
+    "Symbols": null,
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 21.0,
+    "c2": 0.0,
+    "c3": 5.0,
+    "c4": 31.0,
+    "c5": 21.0,
+    "c6": 0.0,
+    "c7": 8.0,
+    "c8": 12.0,
+    "date_col": "28-01-2013"
   },
   {
     "Continent": "Africa",
-    "Cross": "",
+    "Cross": null,
     "ID": "ZMB",
     "Name": "Zambia",
-    "Shapes": "",
-    "Stripes": "",
+    "Shapes": null,
+    "Stripes": null,
     "Symbols": "Bird",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 8,
-    "c2": 9,
-    "c3": 0,
-    "c4": 74,
-    "c5": 0,
-    "c6": 0,
-    "c7": 7,
-    "c8": 0
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 8.0,
+    "c2": 9.0,
+    "c3": 0.0,
+    "c4": 74.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 7.0,
+    "c8": 0.0,
+    "date_col": "19-02-2013"
   },
   {
     "Continent": "Africa",
-    "Cross": "",
+    "Cross": null,
     "ID": "ZWE",
     "Name": "Zimbabwe",
     "Shapes": "Triangle",
     "Stripes": "Horizontal",
     "Symbols": "Bird",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 22,
-    "c2": 0,
-    "c3": 26,
-    "c4": 26,
-    "c5": 0,
-    "c6": 0,
-    "c7": 11,
-    "c8": 11
-  },
-  {
-    "Continent": "Asia",
-    "Cross": "",
-    "ID": "ABC",
-    "Name": "",
-    "Shapes": "",
-    "Stripes": "",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 50,
-    "c2": "",
-    "c3": "",
-    "c4": "",
-    "c5": "",
-    "c6": "",
-    "c7": "",
-    "c8": ""
-  },
-  {
-    "Continent": "Asia",
-    "Cross": "",
-    "ID": "ABC",
-    "Name": "",
-    "Shapes": "",
-    "Stripes": "",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 50,
-    "c2": "",
-    "c3": "",
-    "c4": "",
-    "c5": "",
-    "c6": "",
-    "c7": "",
-    "c8": ""
-  },
-  {
-    "Continent": "Asia",
-    "Cross": "",
-    "ID": "ABC",
-    "Name": "",
-    "Shapes": "",
-    "Stripes": "",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 50,
-    "c2": "",
-    "c3": "",
-    "c4": "",
-    "c5": "",
-    "c6": "",
-    "c7": "",
-    "c8": ""
-  },
-  {
-    "Continent": "Asia",
-    "Cross": "",
-    "ID": "ABC",
-    "Name": "",
-    "Shapes": "",
-    "Stripes": "",
-    "Symbols": "",
-    "Text": "",
-    "Union-Flag": "",
-    "c1": 50,
-    "c2": "",
-    "c3": "",
-    "c4": "",
-    "c5": "",
-    "c6": "",
-    "c7": "",
-    "c8": ""
+    "Text": null,
+    "Union-Flag": null,
+    "c1": 22.0,
+    "c2": 0.0,
+    "c3": 26.0,
+    "c4": 26.0,
+    "c5": 0.0,
+    "c6": 0.0,
+    "c7": 11.0,
+    "c8": 11.0,
+    "date_col": "02-02-2013"
   }
 ]
diff --git a/test/test-datafilter.html b/test/test-datafilter.html
index 7dc8341a5b82b45288ef6c1ab9a9b4a78bc5429b..7fa12976aca5034a4d057efb84b369981d4fa50b 100644
--- a/test/test-datafilter.html
+++ b/test/test-datafilter.html
@@ -26,7 +26,7 @@
     var filter = g1.url.parse(window.location.href).searchList
     $('#filter').text(JSON.stringify(filter))
 
-    $.getJSON("/test/formhandler.json", function(data) {
+    $.getJSON("/test/formhandler_csv.json", function(data) {
       $('#result_ds1').text(JSON.stringify(g1.datafilter(data, filter, 'ds1')))
     })
 
diff --git a/test/test-datafilter.js b/test/test-datafilter.js
index a1441ad18361fb0d09ce709bfe3e74245f0cca89..f9fe0d483827e71933ca63ffc3559c8ebe4dcc0e 100644
--- a/test/test-datafilter.js
+++ b/test/test-datafilter.js
@@ -1,6 +1,6 @@
 const test = require('tape')
 const g1 = require('../dist/datafilter.min')
-const continent_data = require('./formhandler.json')
+const continent_data = require('./formhandler_csv.json')
 const continent_data_small = require('./formhandler-continent.json')
 const sales_data = require('./sales-edit.json')
 const sales_data_with_date = require('./sales.json')
@@ -279,9 +279,9 @@ test('g1.datafilter test', function(t) {
   })
 
   t.test('g1.datafilter([data], filter) with limit when the limit values are out of bound works', function (t) {
-    var result = g1.datafilter(continent_data, {"_limit": ["100"]})
+    var result = g1.datafilter(continent_data, {"_limit": ["20000"]})
     t.deepEquals(result[0], continent_data[0])
-    t.notEqual(result.length, 100)
+    t.notEqual(result.length, 20000)
     t.end()
   })
 
diff --git a/test/test-formhandler-datafilter.html b/test/test-formhandler-datafilter.html
index e71847ac557767a1b59e152d723e48997ca2162c..39e19b5e0abdf7b907c9f599d9f66fa248cab706 100644
--- a/test/test-formhandler-datafilter.html
+++ b/test/test-formhandler-datafilter.html
@@ -45,7 +45,7 @@
     tape('$().formhandler() datafilter external api test', function(test) {
       $('.external-api')
       .on('load', function () {
-        test.equal($('.external-api .count').text().trim(), '200 rows')
+        test.equal($('.external-api .count').text().trim(), '196 rows')
         test.ok($('.external-api ul.pagination .page-item:nth-of-type(2)').has("disabled"))
         test.ok($('.external-api ul.pagination .page-item:nth-of-type(2)').hasClass("active"))
 
@@ -81,7 +81,7 @@
     tape('$().formhandler() datafilter external api test with options & data overrides src', function (test) {
       $('.external-api2')
         .on('load', function () {
-          test.equal($('.external-api2 .count').text().trim(), '200 rows')
+          test.equal($('.external-api2 .count').text().trim(), '196 rows')
           test.ok($('.external-api2 ul.pagination .page-item:nth-of-type(2)').has("disabled"))
           test.ok($('.external-api2 ul.pagination .page-item:nth-of-type(2)').hasClass("active"))
           test.equal($('.external-api2 ul.pagination').children().length, 7)
@@ -92,7 +92,7 @@
         })
         .formhandler({
           data: response,
-          src: './formhandler.json',
+          src: './formhandler_csv.json',
           edit: true,
           pageSize: 10
         })
diff --git a/test/test-formhandler-unit.html b/test/test-formhandler-unit.html
index a68ce5849c6ebcb7a60073393a17711eed8ab797..f0b1e6c572ac12210fca93f524e23bb7e29c484e 100644
--- a/test/test-formhandler-unit.html
+++ b/test/test-formhandler-unit.html
@@ -51,7 +51,7 @@
 
 
   <script>
-    tape('$() test delete action for empty data case', function(t) {
+    tape('$() test delete action for empty data case and test for edit and add button', function(t) {
       $('.delete_btn').formhandler({
         columns: [
           {
@@ -68,7 +68,17 @@
         add: true,
         edit: true
       })
-      t.end()
+      .on('load', function () {
+        $('.edit-btn').click()
+        t.ok($('.add-btn').prop('disabled'))
+        $('.edit-btn').click()
+        $('.add-btn').click()
+        t.ok($('.edit-btn').prop('disabled'))
+        $('.add-btn').click()
+        // on empty row click, .new-row element does not exist
+        t.equals($('.new-row', $('.delete_btn')).length, 0)
+        t.end()
+      })
     })
 
     tape('$().formhandler() renders rowTemplate as function', function (t) {
@@ -311,27 +321,6 @@
       })
     })
 
-
-    tape('$().formhandler() test the star column with out title option', function (t) {
-      $('.test-star-without-title').formhandler({
-        columns: [
-          {
-            name: '*'
-          },
-          {
-            name: 'ID'
-          },
-          {
-            name: 'c1'
-          }
-        ],
-        pageSize: 3
-      })
-      .on('load', function () {
-        t.ok($('.test-star-without-title table thead th a.dropdown-toggle').length == 17)
-        t.end()
-      })
-    })
   </script>
 </body>
 
diff --git a/test/test-formhandler.html b/test/test-formhandler.html
index 87e217c6e8745a48e42e1d45309de7361c80b568..c585383528a9b37d83a8f94eb1bd699159d2c170 100644
--- a/test/test-formhandler.html
+++ b/test/test-formhandler.html
@@ -37,16 +37,16 @@
   <script>
     tape.onFinish(function () { window.renderComplete = true })
   </script>
-  <div class="hide_col3" data-src="/test/formhandler.json"></div>
-  <div class="hide_col2" data-src="/test/formhandler.json"></div>
-  <div class="hide_col" data-src="/test/formhandler.json"></div>
+  <div class="hide_col3" data-src="/test/formhandler_csv.json"></div>
+  <div class="hide_col2" data-src="/test/formhandler_csv.json"></div>
+  <div class="hide_col" data-src="/test/formhandler_csv.json"></div>
 
-  <div class="cell_template1" data-src="/test/formhandler.json"></div>
-  <div class="cell_template2" data-src="/test/formhandler.json"></div>
+  <div class="cell_template1" data-src="/test/formhandler_csv.json"></div>
+  <div class="cell_template2" data-src="/test/formhandler_csv.json"></div>
 
-  <div class="test_star_overrride" data-src="/test/formhandler.json"></div>
-  <div class="test-star-without-title" data-src="/test/formhandler.json"></div>
-  <div class="test-star-with-title" data-src="/test/formhandler.json"></div>
+  <div class="test_star_overrride" data-src="/test/formhandler_csv.json"></div>
+  <div class="test-star-without-title" data-src="/test/formhandler_csv.json"></div>
+  <div class="test-star-with-title" data-src="/test/formhandler_csv.json"></div>
 
 
   <div class="test_star_overrride" data-src="/formhandler-data"></div>
@@ -85,24 +85,24 @@
 
   <div class="fh13" data-src="/formhandler-data"></div>
 
-  <div class="fh1" data-src="formhandler.json"></div>
+  <div class="fh1" data-src="formhandler_csv.json"></div>
   <div class="fh2"></div>
   <div class="fh3"></div>
   <div class="fh4" data-table="false" data-count="false" data-page="false" data-size="false" data-export="false" data-filters="false"></div>
-  <div class="fh5" data-src="formhandler.json"></div>
-  <div class="fh6" data-src="formhandler.json"></div>
-  <div class="fh7" data-src="formhandler.json"></div>
-  <div class="fh8" data-src="formhandler.json"></div>
-  <div class="fh9" data-src="formhandler.json"></div>
+  <div class="fh5" data-src="formhandler_csv.json"></div>
+  <div class="fh6" data-src="formhandler_csv.json"></div>
+  <div class="fh7" data-src="formhandler_csv.json"></div>
+  <div class="fh8" data-src="formhandler_csv.json"></div>
+  <div class="fh9" data-src="formhandler_csv.json"></div>
   <div class="fh10"></div>
-  <div class="fh11" data-src="formhandler.json"></div>
-  <div class="fh12" data-src="formhandler.json"></div>
-  <div class="formhandler" data-src="formhandler.json" data-page-size="10"></div>
-  <div class="fhgrid1" data-table="grid" data-src="formhandler.json"></div>
-  <div class="fhgrid2" data-table="grid" data-src="formhandler.json" data-icon="https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTZ1bqTcxkaGSSIl5meU4JYO1dvUVbqP71z0hH8M6f6Yh9JpZg8"></div>
-  <div class="fhgrid3" data-table="grid" data-src="formhandler.json" data-classes="formhandler-grid"></div>
-  <div class="fhgrid4" data-table="grid" data-src="formhandler.json"></div>
-  <div class="fhgrid5" data-table="grid" data-src="formhandler.json"></div>
+  <div class="fh11" data-src="formhandler_csv.json"></div>
+  <div class="fh12" data-src="formhandler_csv.json"></div>
+  <div class="formhandler" data-src="formhandler_csv.json" data-page-size="10"></div>
+  <div class="fhgrid1" data-table="grid" data-src="formhandler_csv.json"></div>
+  <div class="fhgrid2" data-table="grid" data-src="formhandler_csv.json" data-icon="https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTZ1bqTcxkaGSSIl5meU4JYO1dvUVbqP71z0hH8M6f6Yh9JpZg8"></div>
+  <div class="fhgrid3" data-table="grid" data-src="formhandler_csv.json" data-classes="formhandler-grid"></div>
+  <div class="fhgrid4" data-table="grid" data-src="formhandler_csv.json"></div>
+  <div class="fhgrid5" data-table="grid" data-src="formhandler_csv.json"></div>
   <script>
     tape('$().formhandler() basic example works', function (t) {
       $('.formhandler').formhandler({
@@ -119,8 +119,9 @@
     tape('$().formhandler() renders data from data-src, overriding options.src', function (t) {
       $('.fh1')
         .formhandler({ src: 'formhandler-small.json' })
-        .on('load', function () {
-          t.equals($('.fh1 tbody tr').length, 50)
+        .on('load', function (args) {
+          // formhandler-small.json contains only two rows
+          t.notEqual($('.fh1 tbody tr').length, 2)
           t.end()
         })
     })
@@ -272,7 +273,7 @@
         })
         .on('load', function () {
           // no. of columns in meta data must be same as rendered columns
-          t.equal($('.fh6 thead tr th').length, 17)
+          t.equal($('.fh6 thead tr th').length, 18)
           // there should not be a column with name 'Continent'
           t.notOk($('.fh6 thead tr').text().match(/Continent/))
           // there shoudl be a column with name 'CustomTitle'
@@ -296,14 +297,14 @@
         .on('load', function () {
           current_class_count += 1
           // no. of columns in meta data must be same as rendered columns
-          t.equal($('.test_star_overrride thead tr th').length, 17 * current_class_count)
+          t.equal($('.test_star_overrride thead tr th').length, 18 * current_class_count)
           // there should not be a column with name 'Continent'
           t.notOk($('.test_star_overrride thead tr').text().match(/Continent/))
           // there shoudl be a column with name 'CustomTitle'
           t.ok($('.test_star_overrride thead tr').text().match(/CustomTitle/))
           t.equal($('.test_star_overrride thead tr').text().match(/CustomTitle/).length, 1)
           // Rest of 16 columns must have title as 'SameName'
-          t.equal($('.test_star_overrride thead tr').text().split('SameName').length - 1, 16 * current_class_count)
+          t.equal($('.test_star_overrride thead tr').text().split('SameName').length - 1, 17 * current_class_count)
           // column is hideable by default
           t.equal($('.test_star_overrride [data-col="Continent"] div:nth-child(1) div a:last-of-type').text().trim(), "Hide".repeat(current_class_count))
         })
@@ -562,7 +563,7 @@
       $('.fhgrid1')
         .formhandler({ src: 'formhandler-small.json' })
         .on('load', function () {
-          t.equals($('.fhgrid1 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow .thumbnail').length, 50)
+          t.equals($('.fhgrid1 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow .thumbnail').length, 100)
           t.end()
         })
     })
@@ -571,7 +572,7 @@
       $('.fhgrid2')
         .formhandler({ src: 'formhandler-small.json' })
         .on('load', function () {
-          t.equals($('.fhgrid2 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow .thumbnail').length, 50)
+          t.equals($('.fhgrid2 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow .thumbnail').length, 100)
           t.equals($('.fhgrid2 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow:first-child .thumbnail img').attr('src'), 'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTZ1bqTcxkaGSSIl5meU4JYO1dvUVbqP71z0hH8M6f6Yh9JpZg8')
           t.end()
         })
@@ -582,7 +583,7 @@
         .formhandler({ src: 'formhandler-small.json' })
         .on('load', function () {
           t.equals($('.fhgrid3 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow .thumbnail').length, 0)
-          t.equals($('.fhgrid3 .formhandler-grid .formhandler-grid .thumbnail').length, 50)
+        t.equals($('.fhgrid3 .formhandler-grid .formhandler-grid .thumbnail').length, 100)
           t.end()
         })
     })
@@ -591,7 +592,7 @@
       $('.fhgrid4')
         .formhandler({ src: 'formhandler-small.json', icon: 'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSck4Qkjt376rXmEUqCj1MVPsgF4ftoSg4ok2EXdansLiF9VddD' })
         .on('load', function () {
-          t.equals($('.fhgrid4 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow .thumbnail').length, 50)
+          t.equals($('.fhgrid4 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow .thumbnail').length, 100)
           t.equals($('.fhgrid4 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow:first-child .thumbnail img').attr('src'), 'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSck4Qkjt376rXmEUqCj1MVPsgF4ftoSg4ok2EXdansLiF9VddD')
           t.end()
         })
@@ -602,7 +603,7 @@
         .formhandler({ src: 'formhandler-small.json', classes: 'formhandler-grid' })
         .on('load', function () {
           t.equals($('.fhgrid5 .formhandler-grid .formhandler-grid-cell.d-inline-block.p-3.box-shadow .thumbnail').length, 0)
-          t.equals($('.fhgrid5 .formhandler-grid .formhandler-grid .thumbnail').length, 50)
+          t.equals($('.fhgrid5 .formhandler-grid .formhandler-grid .thumbnail').length, 100)
           t.end()
         })
     })
@@ -1062,7 +1063,7 @@
       })
       .on('load', function () {
         init_class_count += 1
-        t.ok($('.test-star-without-title table thead th a.dropdown-toggle').length == 17 * init_class_count)
+        t.ok($('.test-star-without-title table thead th a.dropdown-toggle').length == 18 * init_class_count)
       })
     })