def test_find_bash_while_not_installed(self, sys_exit, sys_stderr):
from subprocess import CalledProcessError
exception = CalledProcessError(1, ['which', 'bash'])
with mock.patch('subprocess.check_output',
side_effect=exception):
build.get_bash_path()
sys_exit.assert_called_with(1)
sys_stderr.write.assert_called_with(
'Bash not found, please install bash')
def test_find_bash(self):
with mock.patch('subprocess.check_output',
return_value='/bin/bash\n') as check_output:
bash = build.get_bash_path()
self.assertEqual('/bin/bash', bash)
check_output.assert_called_with(
['which', 'bash'])