Extracted a SpyFactory to slim Env down a bit

src/core/SpyFactory.js

@@ -0,0 +1,45 @@
+getJasmineRequireObj().SpyFactory = function(j$) {
+
+  function SpyFactory() {
+    var self = this;
+
+    this.createSpy = function(name, originalFn) {
+      return j$.Spy(name, originalFn);
+    };
+  
+    this.createSpyObj = function(baseName, methodNames) {
+      var baseNameIsCollection = j$.isObject_(baseName) || j$.isArray_(baseName);
+  
+      if (baseNameIsCollection && j$.util.isUndefined(methodNames)) {
+        methodNames = baseName;
+        baseName = 'unknown';
+      }
+   
+      var obj = {};
+      var spiesWereSet = false;
+   
+      if (j$.isArray_(methodNames)) {
+        for (var i = 0; i < methodNames.length; i++) {
+          obj[methodNames[i]] = self.createSpy(baseName + '.' + methodNames[i]);
+          spiesWereSet = true;
+        }
+      } else if (j$.isObject_(methodNames)) {
+        for (var key in methodNames) {
+          if (methodNames.hasOwnProperty(key)) {
+            obj[key] = self.createSpy(baseName + '.' + key);
+            obj[key].and.returnValue(methodNames[key]);
+            spiesWereSet = true;
+          }
+        }
+      }
+   
+      if (!spiesWereSet) {
+        throw 'createSpyObj requires a non-empty array or object of method names to create spies for';
+      }
+   
+      return obj;
+    };
+  }
+
+  return SpyFactory;
+};