修改编程作业时，对已通过测试、未通过测试显示的初始化，以及修改时的结果的存储

app/controllers/homework_common_controller.rb

@@ -223,17 +223,19 @@ class HomeworkCommonController < ApplicationController
         homework_test = HomeworkTest.find id
         homework_test.destroy if homework_test
       end
-      if params[:input] && params[:output]
+      if params[:input] && params[:output] && params[:result]
         params[:input].each do |k,v|
           if params[:output].include? k
             homework_test = HomeworkTest.find_by_id k
             if homework_test #已存在的测试，修改
               homework_test.input = v
               homework_test.output = params[:output][k]
+              homework_test.result = params[:result][k]
             else #不存在的测试，增加
               homework_test = HomeworkTest.new
               homework_test.input = v
               homework_test.output = params[:output][k]
+              homework_test.result = params[:result][k]
               homework_test.homework_common = @homework
             end
             homework_test.save

app/models/homework_test.rb

@@ -1,5 +1,5 @@
 class HomeworkTest < ActiveRecord::Base
-  attr_accessible :input, :output, :homework_common_id
+  attr_accessible :input, :output, :homework_common_id,:result,:error_msg
 
   belongs_to :homework_common
   has_many :student_work_test

app/views/homework_common/_homework_detail_programing_form.html.erb

@@ -96,8 +96,16 @@
               <li>
                 <a class="icon_add ml10 " href="javascript:void(0);" title="添加测试" onclick="add_programing_test($(this).parent().parent())"></a>
                 <a class="icon_remove" href="javascript:void(0);" title="删除测试" onclick="remove_programing_test($(this).parent().parent())"></a>
-                <a class="blue_btn fl ml5 mt1 programing_test" onclick="programing_test('<%= homework_test.id%>')" id="test_send_<%= homework_test.id%>">测试</a>
-                <input type="hidden"  id="test_result_<%= homework_test.id%>" name="result[<%= homework_test.id%>]"  />
+                <% if homework_test.result && !homework_test.result.to_s.empty?%>
+                    <% if homework_test.result == 0%>
+                        <a class="green_btn fl ml5 mt1 programing_test" onclick="programing_test('<%= homework_test.id%>')" id="test_send_<%= homework_test.id%>">成功</a>
+                    <% else%>
+                        <a class="red_btn fl ml5 mt1 programing_test" onclick="programing_test('<%= homework_test.id%>')" id="test_send_<%= homework_test.id%>">错误</a>
+                    <% end%>
+                <% else%>
+                    <a class="blue_btn fl ml5 mt1 programing_test" onclick="programing_test('<%= homework_test.id%>')" id="test_send_<%= homework_test.id%>">测试</a>
+                <% end%>
+                <input type="hidden"  id="test_result_<%= homework_test.id%>" name="result[<%= homework_test.id%>]"  value="<%= homework_test.result%>"/>
               </li>
               <div class="cl"></div>
             </div>

db/migrate/20150801034945_change_result_default.rb

@@ -0,0 +1,9 @@
+class ChangeResultDefault < ActiveRecord::Migration
+  def up
+    change_column :homework_tests,:result,:integer,:default => nil
+  end
+
+  def down
+    change_column :homework_tests,:result,:integer,:default => 0
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20150730130816) do
+ActiveRecord::Schema.define(:version => 20150801034945) do
 
   create_table "activities", :force => true do |t|
     t.integer "act_id",                                  :null => false
@@ -632,9 +632,9 @@ ActiveRecord::Schema.define(:version => 20150730130816) do
     t.text     "input"
     t.text     "output"
     t.integer  "homework_common_id"
-    t.datetime "created_at",                        :null => false
-    t.datetime "updated_at",                        :null => false
-    t.integer  "result",             :default => 0
+    t.datetime "created_at",         :null => false
+    t.datetime "updated_at",         :null => false
+    t.integer  "result"
     t.text     "error_msg"
   end