filetransfer.spec.15 and 25 failed in windows10 and windows 8.1

this is error log.

cordova-plugin-file-transfer-tests.tests >> FileTransfer methods download filetransfer.spec.15 should handle unknown host
Expected 1 to be 3.

cordova-plugin-file-transfer-tests.tests >> FileTransfer methods upload filetransfer.spec.25 should handle unknown host
Error: Expected 1 to be 3.

if unhnown host, FileTransferError.CONNECTION_ERR(3) is expected. but this value is FileTransferError.FILE_NOT_FOUND_ERR.(1)