 
             // Attempt to restore the deleted token
             do {
-                let fourthKeychainItem = try keychain.persistentTokenWithIdentifier(savedToken.identifier)
-                XCTAssertNil(fourthKeychainItem)
+                let fetchedToken = try keychain.persistentTokenWithIdentifier(savedToken.identifier)
+                XCTAssertNil(fetchedToken, "Token should have been removed from keychain")
             } catch {
                 XCTFail("persistentTokenWithIdentifier(_:) failed with error: \(error)")
                 return


            // Restore the token
            do {
                guard let secondKeychainItem = try keychain.persistentTokenWithIdentifier(savedToken.identifier) else {
                    XCTFail("Failed to recover persistent token with identifier: \(savedToken.identifier)")
                    return
                }
                XCTAssertEqual(secondKeychainItem, savedToken)
            } catch {
                XCTFail("persistentTokenWithIdentifier(_:) failed with error: \(error)")
                return


            // Fetch the token again
            do {
                let fetchedToken = try keychain.persistentTokenWithIdentifier(savedToken.identifier)
                XCTAssertEqual(fetchedToken?.token, modifiedToken)
                XCTAssertEqual(fetchedToken?.identifier, savedToken.identifier)
            } catch {
                XCTFail("persistentTokenWithIdentifier(_:) failed with error: \(error)")
                return
