pybind11/tests/test_classh_wip.py

74 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
import pytest
from pybind11_tests import classh_wip as m
def test_mpty_constructors():
e = m.mpty()
assert e.__class__.__name__ == "mpty"
e = m.mpty("")
assert e.__class__.__name__ == "mpty"
e = m.mpty("txtm")
assert e.__class__.__name__ == "mpty"
def test_cast():
assert m.get_mtxt(m.rtrn_mpty_valu()) == "rtrn_valu"
# rtrn_rref exercised separately.
assert m.get_mtxt(m.rtrn_mpty_cref()) == "rtrn_cref"
assert m.get_mtxt(m.rtrn_mpty_mref()) == "rtrn_mref"
assert m.get_mtxt(m.rtrn_mpty_cptr()) == "rtrn_cptr"
assert m.get_mtxt(m.rtrn_mpty_mptr()) == "rtrn_mptr"
def test_cast_rref():
e = m.rtrn_mpty_rref()
assert e.__class__.__name__ == "mpty"
with pytest.raises(RuntimeError):
m.get_mtxt(e) # E.g. basic_string::_M_construct null not valid
def test_load():
assert m.pass_mpty_valu(m.mpty("Valu")) == "pass_valu:Valu"
assert m.pass_mpty_rref(m.mpty("Rref")) == "pass_rref:Rref"
assert m.pass_mpty_cref(m.mpty("Cref")) == "pass_cref:Cref"
assert m.pass_mpty_mref(m.mpty("Mref")) == "pass_mref:Mref"
assert m.pass_mpty_cptr(m.mpty("Cptr")) == "pass_cptr:Cptr"
assert m.pass_mpty_mptr(m.mpty("Mptr")) == "pass_mptr:Mptr"
def test_cast_shared_ptr():
assert m.rtrn_mpty_shmp() == "cast_shmp"
assert m.rtrn_mpty_shcp() == "cast_shcp"
def test_load_shared_ptr():
assert m.pass_mpty_shmp(m.mpty("Shmp")) == "pass_shmp:Shmp"
assert m.pass_mpty_shcp(m.mpty("Shcp")) == "pass_shcp:Shcp"
def test_cast_unique_ptr():
assert m.rtrn_mpty_uqmp() == "cast_uqmp"
assert m.rtrn_mpty_uqcp() == "cast_uqcp"
def test_load_unique_ptr():
assert m.pass_mpty_uqmp(m.mpty("Uqmp")) == "pass_uqmp:Uqmp"
assert m.pass_mpty_uqcp(m.mpty("Uqcp")) == "pass_uqcp:Uqcp"
@pytest.mark.parametrize(
"pass_mpty, argm, rtrn",
[
(m.pass_mpty_uqmp, "Uqmp", "pass_uqmp:Uqmp"),
(m.pass_mpty_uqcp, "Uqcp", "pass_uqcp:Uqcp"),
],
)
def test_pass_unique_ptr_disowns(pass_mpty, argm, rtrn):
obj = m.mpty(argm)
assert pass_mpty(obj) == rtrn
with pytest.raises(RuntimeError) as exc_info:
m.pass_mpty_uqmp(obj)
assert str(exc_info.value) == "Cannot disown nullptr (as_unique_ptr)."