Adding jasmine tests; code cleanup.

common/lib/xmodule/xmodule/css/capa/display.scss

@@ -16,8 +16,16 @@ h2 {
   }
 }
 
+
+iframe[seamless]{
+    background-color: transparent;
+    border: 0px none transparent;
+    padding: 0px;
+    overflow: hidden;
+}
+
 .inline-error {
-  color: darken($error-red, 10%);
+  color: darken($error-red, 11%);
 }
 
 

common/lib/xmodule/xmodule/js/src/capa/display.coffee

@@ -142,7 +142,7 @@ class @Problem
   # off @answers
   check_waitfor: =>
     for inp in @inputs
-      if ($(inp).attr("waitfor")?)
+      if ($(inp).is("input[waitfor]"))
         try
           $(inp).data("waitfor")()
         catch e

common/static/js/capa/spec/jsinput/jsinput.js

+describe("A jsinput has:", function () {
+
+    beforeEach(function () {
+        $('#fixture').remove();
+        $.ajax({
+            async: false,
+            url: 'mainfixture.html',
+            success: function(data) {
+                $('body').append($(data));
+            }
+        });
+    });
+
+    describe("The ctxCall function", function() {
+        it("Evaluatates nested-object functions", function() {
+            var ctxTest = {
+                ctxFn : function () {
+                    return this.name ;
+                }
+            };
+            var fnString = "nest.ctxFn";
+            var holder = {};
+            holder.nest = ctxTest;
+            var fn = _ctxCall(holder, fnString);
+            expect(fnString).toBe(holder.nest.ctxFn());
+        });
+
+        it("Throws an exception when the object does not exits", function () {
+            var notObj = _ctxCall("twas", "brilling");
+            expect(notObj).toThrow();
+        });
+
+        it("Throws an exception when the function does not exist", function () {
+            var anobj = {};
+            var notFn = _ctxCall("anobj", "brillig");
+            expect(notFn).toThrow();
+        });
+
+
+    });
+
+    describe("The jsinput constructor", function(){
+        var testJsElem = jsinputConstructor({
+            id: 3781,
+            elem: "<div id='abc'> a div </div>",
+            passive: false
+        });
+
+        it("Returns an object", function(){
+            expect(typeof(testJsElem)).toEqual('object');
+        });
+
+        it("Adds the object to the jsinput array", function() {
+            expect(jsinput.jsinputarr.exists(3781)).toBe(true);
+        });
+
+        describe("The returned object", function() {
+
+            it("Has a public 'update' method", function(){
+                expect(testJsElem.update).toBeDefined();  
+            });
+
+            it("Changes the parent's inputfield", function() {
+              
+            })
+
+        });
+
+    });
+}
+        )

common/static/js/test/jsinput/jsinput.js

-describe("jsinput test", function () {
-
-  beforeEach(function () {
-    $('#fixture').remove();
-    $.ajax({
-      async: false,
-      url: 'mainfixture.html',
-      success: function(data) {
-        $('body').append($(data));
-      }
-    });
-  });
-
-  it("")
-}
-        )