Add JSONP tests

Author: sferik

test.rb

@@ -21,7 +21,7 @@ def app
     should "return ok" do
       assert last_response.ok?
     end
-    should "have some kind of welcome" do
+    should "include an example" do
       assert last_response.body =~ /curl/
     end
   end
@@ -33,9 +33,24 @@ def app
     should "return ok" do
       assert last_response.ok?
     end
-    should "return json conent-type" do
+    should "return json content-type" do
+      assert_equal 'application/json;charset=ascii-8bit', last_response.headers['Content-Type']
+    end
+  end
+
+  context "on GET to /:ip?variable=myVariableName" do
+    setup {
+      get '/67.161.92.71?variable=myVariableName'
+    }
+    should "return ok" do
+      assert last_response.ok?
+    end
+    should "return json content-type" do
       assert_equal 'application/json;charset=ascii-8bit', last_response.headers['Content-Type']
     end
+    should "include a variable" do
+      assert last_response.body =~ /var myVariableName/
+    end
   end
 
   context "on GET to /:ip?callback=myCallbackFunction" do
@@ -48,11 +63,29 @@ def app
     should "return json content-type" do
       assert_equal 'application/json;charset=ascii-8bit', last_response.headers['Content-Type']
     end
-    should "have a function as result" do
+    should "include a function" do
       assert last_response.body =~ /myCallbackFunction\(\{.*\}\)/
     end
   end
 
+  context "on GET to /:ip?callback=myCallbackFunction&variable=myVariableName" do
+    setup {
+      get '/67.161.92.71?callback=myCallbackFunction&variable=myVariableName'
+    }
+    should "return ok" do
+      assert last_response.ok?
+    end
+    should "return json content-type" do
+      assert_equal 'application/json;charset=ascii-8bit', last_response.headers['Content-Type']
+    end
+    should "include a variable" do
+      assert last_response.body =~ /var myVariableName/
+    end
+    should "include a function" do
+      assert last_response.body =~ /myCallbackFunction\(myVariableName\);/
+    end
+  end
+
   context "converting struct" do
     setup {
       Struct.new(