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63 lines
1.8 KiB
Python
63 lines
1.8 KiB
Python
from __future__ import annotations
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import pytest
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from pybind11_tests import class_sh_trampoline_basic as m
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if not m.defined_PYBIND11_HAS_INTERNALS_WITH_SMART_HOLDER_SUPPORT:
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pytest.skip("smart_holder not available.", allow_module_level=True)
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class PyDrvd0(m.Abase0):
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def __init__(self, val):
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super().__init__(val)
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def Add(self, other_val):
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return self.Get() * 100 + other_val
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class PyDrvd1(m.Abase1):
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def __init__(self, val):
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super().__init__(val)
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def Add(self, other_val):
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return self.Get() * 200 + other_val
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def test_drvd0_add():
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drvd = PyDrvd0(74)
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assert drvd.Add(38) == (74 * 10 + 3) * 100 + 38
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def test_drvd0_add_in_cpp_raw_ptr():
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drvd = PyDrvd0(52)
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assert m.AddInCppRawPtr(drvd, 27) == ((52 * 10 + 3) * 100 + 27) * 10 + 7
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def test_drvd0_add_in_cpp_shared_ptr():
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while True:
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drvd = PyDrvd0(36)
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assert m.AddInCppSharedPtr(drvd, 56) == ((36 * 10 + 3) * 100 + 56) * 100 + 11
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return # Comment out for manual leak checking (use `top` command).
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def test_drvd0_add_in_cpp_unique_ptr():
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while True:
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drvd = PyDrvd0(0)
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with pytest.raises(ValueError) as exc_info:
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m.AddInCppUniquePtr(drvd, 0)
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assert (
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str(exc_info.value)
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== "Alias class (also known as trampoline) does not inherit from"
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" py::trampoline_self_life_support, therefore the ownership of this"
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" instance cannot safely be transferred to C++."
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)
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return # Comment out for manual leak checking (use `top` command).
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def test_drvd1_add_in_cpp_unique_ptr():
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while True:
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drvd = PyDrvd1(25)
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assert m.AddInCppUniquePtr(drvd, 83) == ((25 * 10 + 3) * 200 + 83) * 100 + 13
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return # Comment out for manual leak checking (use `top` command).
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