diff --git a/app/views/compare_runs/getCompareJson.html.erb b/app/views/compare_runs/getCompareJson.html.erb
index feaed07..bcdd0d8 100644
--- a/app/views/compare_runs/getCompareJson.html.erb
+++ b/app/views/compare_runs/getCompareJson.html.erb
@@ -12,18 +12,19 @@
             var row = "";
             var CompareTableRowTemplate = templates.getCompareTableRowTemplate();
             var CompareTableColumnTemplate = templates.getCompareTableColumnTemplate();
-            for (var index = 0; index < number_of_failing_tests; index++) {
-                if (index%3) {
+            var MAXIMUM_COLUMNS = 2;
+
+            for(var index=0;index<number_of_failing_tests;){
+                for(var colIndex=0;colIndex<MAXIMUM_COLUMNS;colIndex++){
                     row += templates.render(CompareTableColumnTemplate, {
-                        "ClassName": class_name_array[index].class_name
+                        "ClassName": (index<number_of_failing_tests)?class_name_array[index].class_name : ""
                     });
-                }
-                else {
-                    classNames += templates.render(CompareTableRowTemplate, {
+                    index++;                    
+                }                
+                classNames += templates.render(CompareTableRowTemplate, {
                         "ClassNameColumns": row
-                    });
-                    row = "";
-                }
+                });
+                row = "";                
             }
             return classNames;
         }
diff --git a/spec/helpers/comparerunscustommatchers.rb b/spec/helpers/comparerunscustommatchers.rb
new file mode 100644
index 0000000..e63e2b8
--- /dev/null
+++ b/spec/helpers/comparerunscustommatchers.rb
@@ -0,0 +1,13 @@
+module CompareRunsCustomMatchers
+    RSpec::Matchers.define :contain_all do |expected|
+    	match do |actual|
+    		(actual.length == expected.length ) and (actual.to_set == expected.to_set)
+    	end
+    end
+
+    RSpec::Matchers.define :contain_none_of do |expected|
+        match do |actual|
+            expected & actual == []
+        end
+    end
+end
\ No newline at end of file
diff --git a/spec/helpers/comparesunsspechelper.rb b/spec/helpers/comparesunsspechelper.rb
new file mode 100644
index 0000000..2f2b322
--- /dev/null
+++ b/spec/helpers/comparesunsspechelper.rb
@@ -0,0 +1,91 @@
+
+
+module CompareRunsSpecHelper
+    
+    include DataHelper
+    
+    def perform_common_setup
+    	@jan_1_2013 ="2013-01-01 00:00:00 UTC"
+    	@jan_2_2013 ="2013-01-02 00:00:00 UTC"
+    	@unit_tests = "UNIT TESTS"        
+    end
+
+    def create_new_project_and_subproject
+        @project = create_project("COMPARE_RUNS_PROJECT")
+        @sub_project = create_subproject_for_project(@project,"COMPARE_RUNS_SUBPROJECT")
+    end
+
+    def records_with_error_for(arg_sub_project,arg_test_category,arg_date)
+    	extract_class_names_from(
+            CompareRuns.get_test_suite_records_with_errors_for(arg_date,
+										                        arg_sub_project.id,
+										                        arg_test_category)
+            )        
+    end
+
+    def create_class_errors(arg_suite,arg_hash_class_error)
+		arg_hash_class_error.each_pair do |key , value|		  
+			add_failed_tests_from_suite(arg_suite , key , value)
+		end
+    end
+    
+    def class_error_hash_from(*arg_prefixes)
+    	result_hash = {}
+    	arg_prefixes.each do |arg_prefix|
+    		result_hash[create_class_name(arg_prefix)] = create_err_msg(arg_prefix) 
+    	end
+    	result_hash
+    end
+
+    def class_name_arr_from(*arg_prefixes)
+        arg_prefixes.map{|prefix| create_class_name prefix}
+    end
+
+    def create_class_name(arg_prefix)
+    	"class_#{arg_prefix}"
+    end
+
+    def create_err_msg(arg_prefix)
+    	"error for class_#{arg_prefix}"
+    end
+
+    def form_data(arg_subproject,arg_test_category,arg_date1,arg_date2)
+        {"sub_projects" => arg_subproject.id,
+        "test_types" => arg_test_category,
+        "date_one" => arg_date1,
+        "date_two" => arg_date2}
+    end
+
+    def get_compare_result
+       @compare_result=
+       CompareRuns.getCompareResult form_data(@sub_project,@unit_tests,@jan_1_2013,@jan_2_2013)
+    end
+
+    def common_test_failures
+        extract_class_names_from @compare_result[:common_failures]
+    end
+
+    def combined_test_failures
+        extract_class_names_from @compare_result[:combined_total_failures]
+    end
+
+    def day_one_test_failures
+        extract_class_names_from @compare_result[:test_case_records_for_date_one]
+    end
+
+    def day_two_test_failures
+        extract_class_names_from @compare_result[:test_case_records_for_date_two]
+    end
+
+    def extract_class_names_from(arg_arr_test_case_records)
+        return [] unless arg_arr_test_case_records
+        arg_arr_test_case_records.map {|record| record.class_name}
+    end
+
+    def clean_up_data        
+        delete_project_and_associated_records "COMPARE_RUNS_PROJECT"
+    end
+
+    
+
+end
\ No newline at end of file
diff --git a/spec/helpers/datahelper.rb b/spec/helpers/datahelper.rb
index 3058f95..60477aa 100644
--- a/spec/helpers/datahelper.rb
+++ b/spec/helpers/datahelper.rb
@@ -72,4 +72,42 @@ def get_metadata(arg_sub_project , arg_test_category , arg_date)
 			arg_date)
 	end
 
+	def delete_project_and_associated_records(project_name)
+		projects = Project.find_all_by_name(project_name)
+		projects.each do |project|
+			subprojects = SubProject.find_all_by_project_id project.id 
+			delete_sub_projects_and_associated_records subprojects 
+			project.delete
+		end
+	end
+
+		def delete_sub_projects_and_associated_records(subprojects)
+		subprojects.each do |subproject|
+			metadata = TestMetadatum.find_all_by_sub_project_id subproject.id 
+			delete_metadata_and_associated_records	metadata
+			subproject.delete		
+		end
+	end
+
+	def delete_metadata_and_associated_records(test_metadata)
+		test_metadata.each do |test_metadatum|
+			test_suites = TestSuiteRecord.find_all_by_test_metadatum_id test_metadatum.id
+			delete_test_suites_and_associated_records test_suites
+			test_metadatum.delete
+		end		
+	end
+
+	def delete_test_suites_and_associated_records(test_suites)
+		test_suites.each do |test_suite|
+			test_case_records = TestCaseRecord.find_all_by_test_suite_record_id test_suite.id
+			delete_test_case_records test_case_records
+			test_suite.delete
+		end
+	end
+
+	def delete_test_case_records(test_case_records)
+		test_case_records.each do |test_case_record|
+			test_case_record.delete
+		end
+	end
 end
diff --git a/spec/models/compare_runs_spec.rb b/spec/models/compare_runs_spec.rb
index 568e285..899aaf4 100644
--- a/spec/models/compare_runs_spec.rb
+++ b/spec/models/compare_runs_spec.rb
@@ -1,105 +1,6 @@
-require "rspec"
-
-
-module CompareRunsCustomMatchers
-    RSpec::Matchers.define :contain_all do |expected|
-    	match do |actual|
-    		(actual.length == expected.length ) and (actual.to_set == expected.to_set)
-    	end
-    end
-
-    RSpec::Matchers.define :contain_none_of do |expected|
-        match do |actual|
-            expected & actual == []
-        end
-    end
-end
-
-
-module CompareRunsSpecHelper
-    
-    include DataHelper
-    
-    def perform_common_setup
-    	@jan_1_2013 ="2013-01-01 00:00:00 UTC"
-    	@jan_2_2013 ="2013-01-02 00:00:00 UTC"
-    	@unit_tests = "UNIT TESTS"        
-    end
-
-    def create_new_project_and_subproject
-        @project = create_project("COMPARE_RUNS_PROJECT")
-        @sub_project = create_subproject_for_project(@project,"COMPARE_RUNS_SUBPROJECT")
-    end
-
-    def records_with_error_for(arg_sub_project,arg_test_category,arg_date)
-    	extract_class_names_from(
-            CompareRuns.get_test_suite_records_with_errors_for(arg_date,
-										                        arg_sub_project.id,
-										                        arg_test_category)
-            )        
-    end
-
-    def create_class_errors(arg_suite,arg_hash_class_error)
-		arg_hash_class_error.each_pair do |key , value|		  
-			add_failed_tests_from_suite(arg_suite , key , value)
-		end
-    end
-    
-    def class_error_hash_from(*arg_prefixes)
-    	result_hash = {}
-    	arg_prefixes.each do |arg_prefix|
-    		result_hash[create_class_name(arg_prefix)] = create_err_msg(arg_prefix) 
-    	end
-    	result_hash
-    end
-
-    def class_name_arr_from(*arg_prefixes)
-        arg_prefixes.map{|prefix| create_class_name prefix}
-    end
-
-    def create_class_name(arg_prefix)
-    	"class_#{arg_prefix}"
-    end
-
-    def create_err_msg(arg_prefix)
-    	"error for class_#{arg_prefix}"
-    end
-
-    def form_data(arg_subproject,arg_test_category,arg_date1,arg_date2)
-        {"sub_projects" => arg_subproject.id,
-        "test_types" => arg_test_category,
-        "date_one" => arg_date1,
-        "date_two" => arg_date2}
-    end
-
-    def get_compare_result
-       @compare_result=
-       CompareRuns.getCompareResult form_data(@sub_project,@unit_tests,@jan_1_2013,@jan_2_2013)
-    end
-
-    def common_test_failures
-        extract_class_names_from @compare_result[:common_failures]
-    end
-
-    def combined_test_failures
-        extract_class_names_from @compare_result[:combined_total_failures]
-    end
-
-    def day_one_test_failures
-        extract_class_names_from @compare_result[:test_case_records_for_date_one]
-    end
-
-    def day_two_test_failures
-        extract_class_names_from @compare_result[:test_case_records_for_date_two]
-    end
-
-    def extract_class_names_from(arg_arr_test_case_records)
-        return [] unless arg_arr_test_case_records
-        arg_arr_test_case_records.map {|record| record.class_name}
-    end
-
-end
-
+require 'rspec'
+require File.expand_path("spec/helpers/comparesunsspechelper.rb")
+require File.expand_path("spec/helpers/comparerunscustommatchers.rb")
 
 describe "CompareRuns" do 
 
@@ -155,6 +56,7 @@ def extract_class_names_from(arg_arr_test_case_records)
                 create_class_errors(@test_suite1,class_error_hash_from("UT001","UT002","UT003"))     
                 create_class_errors(@test_suite2,class_error_hash_from("IT001","IT002","IT003"))
             end
+            
             it "should return only the records for the requested test category and exclude others on the same day" do 
                 expected_ut_errors = class_name_arr_from("UT001","UT002","UT003")
                 expected_it_errors = class_name_arr_from("IT001","IT002","IT003")
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 656902f..5084be6 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -19,6 +19,13 @@
 Dir[Rails.root.join("spec/support/**/*.rb")].each {|f| require f}
 
 RSpec.configure do |config|
+  
+
+  config.treat_symbols_as_metadata_keys_with_true_values = true
+
+
+
+
   # ## Mock Framework
   #
   # If you prefer to use mocha, flexmock or RR, uncomment the appropriate line:
@@ -62,6 +69,8 @@
   # rspec-rails.
   config.infer_base_class_for_anonymous_controllers = false
 
+  config.filter_run_excluding :ignore => true
+
   # Run specs in random order to surface order dependencies. If you find an
   # order dependency and want to debug it, you can fix the order by providing
   # the seed, which is printed after each run.
diff --git a/spec/views/compare_runs/getcomparejson_spec.rb b/spec/views/compare_runs/getcomparejson_spec.rb
new file mode 100644
index 0000000..ace22ba
--- /dev/null
+++ b/spec/views/compare_runs/getcomparejson_spec.rb
@@ -0,0 +1,239 @@
+require 'spec_helper'
+require 'rspec'
+require File.expand_path("spec/helpers/comparesunsspechelper.rb")
+require File.expand_path("spec/helpers/comparerunscustommatchers.rb")
+
+class Fixnum
+	def tests_failing
+		"Number of failing tests: #{self}"
+	end
+end
+
+module CompareRunsSeleniumHelper
+
+	def open_compare_runs_page
+		visit '/compare_runs'
+		page.driver.browser.manage.window.maximize
+	end
+
+	def select_by_value(id, value)
+  		option_xpath = "//*[@id='#{id}']/option[@value='#{value}']"
+  		option = find(:xpath, option_xpath).text
+  		select(option, :from => id)
+	end
+	
+	def table(id)
+		find_by_id(id)
+	end
+
+	def classnames_listed_for_table(tablename)
+		all(:xpath , "//table[@id='#{tablename}']/tbody/tr/td").map{|t| t.native.text} - [""]
+	end
+
+	def perform_default_selections
+		select "COMPARE_RUNS_PROJECT" , from: "project_select"
+		select "COMPARE_RUNS_SUBPROJECT" , from: "sub_project_select"
+		select @unit_tests , from:"test_types_select"
+		select_by_value  "date_one_select" , @jan_1_2013.sub("UTC","") 
+		select_by_value  "date_two_select" , @jan_2_2013.sub("UTC","")
+		find_by_id("compare_runs").click
+	end
+
+	def open_compare_runs_page_and_perform_default_selection
+		open_compare_runs_page
+		perform_default_selections
+	end
+end
+
+#open CompareRunsSpecHelper and add some common methods
+module CompareRunsSpecHelper
+	def create_test_suites
+		@metadata1 = create_metadatum(@sub_project , @jan_1_2013 , @unit_tests)
+		@metadata2 = create_metadatum(@sub_project , @jan_2_2013 , @unit_tests)
+		@suite1 = create_suite_with_metadata(@metadata1 , "suite001")
+		@suite2 = create_suite_with_metadata(@metadata2 , "suite002")
+	end
+end
+
+
+describe "Compare Runs " , js:true do 	
+	
+	self.use_transactional_fixtures = false	
+	include CompareRunsSpecHelper
+	include CompareRunsSeleniumHelper
+	include CompareRunsCustomMatchers
+	
+	before(:each) do
+		clean_up_data
+		perform_common_setup
+		create_new_project_and_subproject		
+		create_test_suites
+	end
+
+	after(:each){clean_up_data}
+
+	context "when there are no failures"  do 
+		
+		before do 
+			open_compare_runs_page_and_perform_default_selection			
+		end
+
+		it "shows errors and error counts correctly" do
+			table("result_table_common").should have_content(0.tests_failing)
+			table("result_table_both").should have_content(0.tests_failing)
+			table("result_table_date1").should have_content(0.tests_failing)
+			table("result_table_date2").should have_content(0.tests_failing)			
+			classnames_listed_for_table("result_table_common").should be_empty
+			classnames_listed_for_table("result_table_both").should be_empty
+			classnames_listed_for_table("result_table_date1").should be_empty
+			classnames_listed_for_table("result_table_date2").should be_empty
+		end
+	end
+
+	context "when there are failures only for day 1"  do 
+
+		before  do
+			create_class_errors(@suite1,class_error_hash_from("001","002","003","004"))
+			@expected_day_1_failures = class_name_arr_from "001","002","003","004"
+			open_compare_runs_page_and_perform_default_selection
+		end
+
+		it "shows errors and error counts correctly" do
+			table("result_table_common").should have_content(0.tests_failing)
+			table("result_table_both").should have_content(4.tests_failing)
+			table("result_table_date1").should have_content(4.tests_failing)
+			table("result_table_date2").should have_content(0.tests_failing)
+			classnames_listed_for_table("result_table_common").should be_empty
+			classnames_listed_for_table("result_table_both").should contain_all @expected_day_1_failures
+			classnames_listed_for_table("result_table_date1").should contain_all @expected_day_1_failures
+			classnames_listed_for_table("result_table_date2").should be_empty
+		end
+
+	end
+
+	context "when there are failures only for day 2"  do
+		before  do
+			create_class_errors(@suite2,class_error_hash_from("001","002","003","004"))
+			@expected_day_2_failures = class_name_arr_from "001","002","003","004"
+			open_compare_runs_page_and_perform_default_selection
+		end
+
+		it "shows errors and error counts correctly" do
+			table("result_table_common").should have_content(0.tests_failing)
+			table("result_table_both").should have_content(4.tests_failing)
+			table("result_table_date2").should have_content(4.tests_failing)
+			table("result_table_date1").should have_content(0.tests_failing)
+			classnames_listed_for_table("result_table_common").should be_empty
+			classnames_listed_for_table("result_table_both").should contain_all @expected_day_2_failures
+			classnames_listed_for_table("result_table_date1").should be_empty
+			classnames_listed_for_table("result_table_date2").should contain_all @expected_day_2_failures
+		end
+	end
+
+	context "when the failures for both days are exactly the same" do 		
+		before do
+			create_class_errors(@suite1,class_error_hash_from("001","002","003","004","005"))
+			create_class_errors(@suite2,class_error_hash_from("001","002","003","004","005"))
+			@expected_failures = class_name_arr_from "001","002","003","004","005"
+			open_compare_runs_page_and_perform_default_selection
+		end
+
+		it "shows errors and error counts correctly" do 
+			table("result_table_common").should have_content(5.tests_failing)
+			table("result_table_both").should have_content(5.tests_failing)
+			table("result_table_date2").should have_content(5.tests_failing)
+			table("result_table_date1").should have_content(5.tests_failing)
+			classnames_listed_for_table("result_table_common").should contain_all @expected_failures
+			classnames_listed_for_table("result_table_both").should contain_all @expected_failures
+			classnames_listed_for_table("result_table_date1").should contain_all @expected_failures
+			classnames_listed_for_table("result_table_date2").should contain_all @expected_failures
+		end
+	end
+
+	context "when the failures for both days are mutually exclusive" do 		
+		before do
+			create_class_errors(@suite1,class_error_hash_from("001","002","003"))
+			create_class_errors(@suite2,class_error_hash_from("004","005","006","007"))
+			@expected_day_1_failures = class_name_arr_from "001","002","003" 
+			@expected_day_2_failures = class_name_arr_from "004","005","006","007"
+			@expected_total_failures =  @expected_day_1_failures + @expected_day_2_failures
+			open_compare_runs_page_and_perform_default_selection
+		end
+
+		it "shows errors and error counts correctly" do 
+			table("result_table_common").should have_content(0.tests_failing)
+			table("result_table_both").should have_content(7.tests_failing)			
+			table("result_table_date1").should have_content(3.tests_failing)
+			table("result_table_date2").should have_content(4.tests_failing)
+			classnames_listed_for_table("result_table_common").should be_empty
+			classnames_listed_for_table("result_table_both").should contain_all @expected_total_failures
+			classnames_listed_for_table("result_table_date1").should contain_all @expected_day_1_failures 
+			classnames_listed_for_table("result_table_date2").should contain_all @expected_day_2_failures
+		end
+	end
+
+	context "when there are some common failures" do
+		before do
+			create_class_errors(@suite1,class_error_hash_from("001","002","003"))
+			create_class_errors(@suite2,class_error_hash_from("002","003","004"))
+			@expected_day_1_failures = class_name_arr_from "001","002","003" 
+			@expected_day_2_failures = class_name_arr_from "002","003","004"
+			@expected_common_failures = class_name_arr_from "002","003"
+			@expected_total_failures =  class_name_arr_from "001","002","003","004"
+			open_compare_runs_page_and_perform_default_selection
+		end
+
+		it "shows errors and error counts correctly" do 
+			table("result_table_common").should have_content(2.tests_failing)
+			table("result_table_both").should have_content(4.tests_failing)			
+			table("result_table_date1").should have_content(3.tests_failing)
+			table("result_table_date2").should have_content(3.tests_failing)
+			classnames_listed_for_table("result_table_common").should contain_all @expected_common_failures
+			classnames_listed_for_table("result_table_both").should contain_all @expected_total_failures
+			classnames_listed_for_table("result_table_date1").should contain_all @expected_day_1_failures 
+			classnames_listed_for_table("result_table_date2").should contain_all @expected_day_2_failures
+		end
+	end
+
+	context "when failures in day 1 are a subset of failures in day 2" do 
+		before do
+			create_class_errors(@suite1,class_error_hash_from("001","002","003"))
+			create_class_errors(@suite2,class_error_hash_from("001","002","003","004","005"))
+			@expected_day_1_failures = class_name_arr_from "001","002","003"
+			@expected_day_2_failures = class_name_arr_from "001","002","003","004","005"
+			open_compare_runs_page_and_perform_default_selection
+		end
+
+		it "shows errors and error counts correctly" do 
+			table("result_table_common").should have_content(3.tests_failing)
+			table("result_table_both").should have_content(5.tests_failing)			
+			table("result_table_date1").should have_content(3.tests_failing)
+			table("result_table_date2").should have_content(5.tests_failing)
+			classnames_listed_for_table("result_table_common").should contain_all @expected_day_1_failures
+			classnames_listed_for_table("result_table_both").should contain_all @expected_day_2_failures
+			classnames_listed_for_table("result_table_date1").should contain_all @expected_day_1_failures 
+			classnames_listed_for_table("result_table_date2").should contain_all @expected_day_2_failures
+		end
+	end
+
+	context "when failures in day 2 are a subset of failures in day 1" do 
+		before do
+			create_class_errors(@suite1,class_error_hash_from("001","002","003","004","005"))
+			create_class_errors(@suite2,class_error_hash_from("001","002","003"))
+			@expected_day_1_failures = class_name_arr_from "001","002","003","004","005"
+			@expected_day_2_failures = class_name_arr_from "001","002","003"
+			open_compare_runs_page_and_perform_default_selection
+		end
+
+		it "shows errors and error counts correctly" do 
+			table("result_table_common").should have_content(3.tests_failing)
+			table("result_table_both").should have_content(5.tests_failing)			
+			table("result_table_date1").should have_content(5.tests_failing)
+			table("result_table_date2").should have_content(3.tests_failing)
+			classnames_listed_for_table("result_table_common").should contain_all @expected_day_2_failures
+			classnames_listed_for_table("result_table_both").should contain_all @expected_day_1_failures
+			classnames_listed_for_table("result_table_date1").should contain_all @expected_day_1_failures 
+			classnames_listed_for_table("result_table_date2").should contain_all @expected_day_2_failures
+		end
+	end
+end
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