autotest.py 文件源码

def run(self):
        """Runs the autotest. Diff will be stored in self.diff"""
        process = subprocess.Popen([self.binary] + self.args, stdin=subprocess.PIPE, stdout=subprocess.PIPE)

        for line in self.input:
            process.stdin.write(line.encode())
        try:
            out, err = process.communicate(timeout=self.time_limit)  # TODO test timeout
            if err:
                self.diff = """Encountered error running test:
                Output: {}
                Error output: {}
                """.format(out.decode(), err.decode())
            else:
                self.diff = diff(out.decode(), self.expected)  # TODO make sure I didn't break diff
        except subprocess.TimeoutExpired:
            self.diff = colours['red']('Time limit exceeded.')