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Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466
Diff: mbed-os/UNITTESTS/unit_test/utils.py
- Revision:
- 0:8fdf9a60065b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-os/UNITTESTS/unit_test/utils.py Wed Oct 10 00:33:53 2018 +0000 @@ -0,0 +1,66 @@ +""" +Copyright (c) 2018, Arm Limited +SPDX-License-Identifier: Apache-2.0 + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. + + +UNIT TEST UTILITIES +""" + +import platform +import subprocess +import logging +import sys + +def is_tool(name): + """ + Test if tool is found in PATH + + @param name: executable name + @return: true if tool found, false otherwise + """ + cmd = "where" if platform.system() == "Windows" else "which" + try: + subprocess.check_output([cmd, name], stderr=subprocess.STDOUT) + return True + except subprocess.CalledProcessError: + return False + +def execute_program(args, error_msg="An error occurred!", success_msg=None): + """ + Execute program in a subprocess with given arguments + + @param args: program and its arguments in a list + @param success_msg: message to show in case of success + @param error_msg: message to show in case of failure + """ + + try: + process = subprocess.Popen(args, + stdout=subprocess.PIPE, + stderr=subprocess.STDOUT) + + while process.poll() is None: + logging.info(process.stdout.readline().decode("utf8")) + + retcode = process.wait() + + if retcode: + raise subprocess.CalledProcessError(retcode, args) + elif success_msg: + logging.info(success_msg) + + except subprocess.CalledProcessError as error: + logging.error(error_msg) + sys.exit(error.returncode)