def test_executor_dont_start():
"""Executor should not start."""
command = 'bash -c "sleep 2 && echo foo && echo bar && sleep 100"'
executor = OutputExecutor(command, "foobar", timeout=3)
with pytest.raises(TimeoutExpired):
executor.start()
assert executor.running() is False
def test_executor_waits_for_process_output():
"""Check if executor waits for specified output."""
command = 'bash -c "sleep 2 && echo foo && echo bar && sleep 100"'
executor = OutputExecutor(command, "foo", timeout=10).start()
assert executor.running() is True
# foo has been used for start as a banner.
assert executor.output().readline() == "bar\n"
executor.stop()
# check proper __str__ and __repr__ rendering:
assert "OutputExecutor" in repr(executor)
assert "foo" in str(executor)
def test_executor_waits_for_process_err_output():
"""Check if executor waits for specified error output."""
command = 'bash -c "sleep 2 && >&2 echo foo && >&2 echo bar && sleep 100"'
executor = OutputExecutor(command,
'foo',
timeout=10,
stdin=None,
stderr=subprocess.PIPE).start()
assert executor.running() is True
# foo has been used for start as a banner.
assert executor.err_output().readline() == 'bar\n'
executor.stop()
# check proper __str__ and __repr__ rendering:
assert 'OutputExecutor' in repr(executor)
assert 'foo' in str(executor)