SwiftyJSON未正确初始化文件

I'm attempting to read in a file from my test target bundle, turn this file into NSData, and pass said data off to my class which then uses it to instantiate a SwiftyJSON instance. It seems as though my data is being generated correctly, however my SwiftyJSON instance seems to be null, and furthermore the test fails when I am looking for a nonexistent identifier (test should be returning false yet returns true)I'm attempting to read in a file from my test t