Method run

tests/cli/conftest.py:71–84

(self, *args)

        return dst

    def run(self, *args):
        p = subprocess.Popen(
            [self.executable] + list(args),
            cwd=self.tmpdir,
            stdout=subprocess.PIPE,
            stderr=subprocess.PIPE,
            universal_newlines=True,
            env=self._env(),
        )
        stdout, stderr = p.communicate()
        # output to stdout/stderr because it helps debugging failed tests
        sys.stdout.write(stdout)
        sys.stderr.write(stderr)
        return p.returncode, stdout, stderr

    def _env(self):
        # Important: Use deepcopy to avoid propagating these changes to following runs!