def test_defer(test):
"""Tests _defer option."""
with pytest.raises(psh.InvalidProcessState):
sh.true().status()
assert sh.true(_defer = False).status() == 0
def test_defer(test):
"""Tests _defer option."""
with pytest.raises(psh.InvalidProcessState):
sh.true().status()
assert sh.true(_defer=False).status() == 0
def test_program_customization(test):
"""Tests customization of a Program instance."""
with pytest.raises(psh.InvalidProcessState):
sh.true().status()
true = psh.Program("true", _defer=False)
assert true().status() == 0
def test_sh_customization(test):
"""Tests customization of a Sh instance."""
with pytest.raises(psh.InvalidProcessState):
sh.true().status()
csh = psh.Sh(_defer = False)
assert csh.true().status() == 0
def test_program_customization(test):
"""Tests customization of a Program instance."""
with pytest.raises(psh.InvalidProcessState):
sh.true().status()
true = psh.Program("true", _defer = False)
assert true().status() == 0
def test_sh_customization(test):
"""Tests customization of a Sh instance."""
with pytest.raises(psh.InvalidProcessState):
sh.true().status()
csh = psh.Sh(_defer=False)
assert csh.true().status() == 0
def test_wait_status(test):
"""Tests wait() return value."""
assert sh.true().execute(wait = False).wait() == 0
assert sh.true().execute(wait = False).wait(check_status = True) == 0
assert sh.false().execute(wait = False).wait() == 1
assert pytest.raises(psh.ExecutionError,
lambda: sh.false().execute(wait = False).wait(check_status = True)).value.status() == 1
def test_wait_status(test):
"""Tests wait() return value."""
assert sh.true().execute(wait=False).wait() == 0
assert sh.true().execute(wait=False).wait(check_status=True) == 0
assert sh.false().execute(wait=False).wait() == 1
assert pytest.raises(
psh.ExecutionError, lambda: sh.false().execute(wait=False).wait(
check_status=True)).value.status() == 1
def test_on_execute_with_exeption(test):
"""Tests _on_execute option with function that throws an exception."""
allow = False
state = { "executed": False }
class NotAllowed(Exception):
pass
def func(process):
if allow:
state["executed"] = True
else:
raise NotAllowed()
process = sh.true(_on_execute = func)
assert state["executed"] == False
with pytest.raises(NotAllowed):
process.execute()
assert state["executed"] == False
allow = True
process.execute()
assert state["executed"] == True
def test_on_execute_with_exception(test):
"""Tests _on_execute option with function that throws an exception."""
allow = False
state = {"executed": False}
class NotAllowed(Exception):
pass
def func(process):
if allow:
state["executed"] = True
else:
raise NotAllowed()
process = sh.true(_on_execute=func)
assert state["executed"] is False
with pytest.raises(NotAllowed):
process.execute()
assert state["executed"] is False
allow = True
process.execute()
assert state["executed"] is True
def test_ok_statuses(test):
"""Tests _ok_statuses option."""
assert sh.false(_ok_statuses=(0, 1)).execute().status() == 1
assert pytest.raises(
psh.ExecutionError,
lambda: sh.true(_ok_statuses=[]).execute()).value.status() == 0
def test_on_execute(test):
"""Tests _on_execute option."""
state = { "executed": False }
def func(process):
state["executed"] = True
process = sh.true(_on_execute = func)
assert state["executed"] == False
process.execute()
assert state["executed"] == True
def test_on_execute(test):
"""Tests _on_execute option."""
state = {"executed": False}
def func(process):
state["executed"] = True
process = sh.true(_on_execute=func)
assert state["executed"] is False
process.execute()
assert state["executed"] is True
def test_error_codes(test):
"""Tests error codes."""
sh.sh("-c", sh.true(), _shell=True).execute().status() == 0
assert pytest.raises(psh.ExecutionError,
lambda: sh.sh("-c", sh.false(), _shell=True).execute()).value.status() == 1
pipe = sh.cat() | sh.egrep("bbb|ccc") | sh.grep("ccc")
assert pytest.raises(psh.ExecutionError,
lambda: sh.sh("-c", pipe, _stdin="aaa\n", _shell=True).execute()).value.status() == 128
assert pytest.raises(psh.ExecutionError,
lambda: sh.sh("-c", pipe, _stdin="bbb\n", _shell=True).execute()).value.status() == 1
def test_error_codes(test):
"""Tests error codes."""
sh.sh("-c", sh.true(), _shell=True).execute().status() == 0
assert pytest.raises(
psh.ExecutionError, lambda: sh.sh("-c", sh.false(), _shell=True).
execute()).value.status() == 1
pipe = sh.cat() | sh.egrep("bbb|ccc") | sh.grep("ccc")
assert pytest.raises(
psh.ExecutionError,
lambda: sh.sh("-c", pipe, _stdin="aaa\n", _shell=True).execute(
)).value.status() == 128
assert pytest.raises(
psh.ExecutionError,
lambda: sh.sh("-c", pipe, _stdin="bbb\n", _shell=True).execute(
)).value.status() == 1
def test_invalid_wait(test):
"""Tests wait() on a pending process."""
with pytest.raises(psh.InvalidProcessState):
sh.true().wait()
def test_repeated_execution(test):
"""Tests repeated execution."""
process = sh.true().execute()
with pytest.raises(psh.InvalidOperation):
process.execute()
def test_zero_exit_status(test):
"""Tests zero exit status."""
assert sh.true().execute().status() == 0
def test_ok_statuses(test):
"""Tests _ok_statuses option."""
assert sh.false(_ok_statuses = [ 0, 1 ] ).execute().status() == 1
assert pytest.raises(psh.ExecutionError,
lambda: sh.true(_ok_statuses = []).execute()).value.status() == 0
def test_repeated_execution(test):
"""Tests repeated execution."""
process = sh.true().execute()
with pytest.raises(psh.InvalidOperation):
process.execute()
def test_invalid_wait(test):
"""Tests wait() on a pending process."""
with pytest.raises(psh.InvalidProcessState):
sh.true().wait()
def test_zero_exit_status(test):
"""Tests zero exit status."""
assert sh.true().execute().status() == 0