     }
     
     func testNSCodingObjectRetrieval() {
-        var testInt: Int = 9
-        var myTestObject = testObject()
+        let testInt: Int = 9
+        let myTestObject = testObject()
         myTestObject.objectName = testString
         myTestObject.objectRating = testInt
         

    }
    
    func testNSDataRetrievalWhenValueDoesNotExist() {
        if let retrievedData = KeychainWrapper.dataForKey(testKey) {
            XCTFail("Data for Key should not exist")
        } else {
            XCTAssert(true, "Pass")

    }
    
    func testStringRetrievalWhenValueDoesNotExist() {
        if let _ = KeychainWrapper.stringForKey(testKey) {
            XCTFail("String for Key should not exist")
        } else {
            XCTAssert(true, "Pass")
