117 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			117 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Python
		
	
	
| import builtins
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| 
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| import pytest
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| 
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| import env
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| from pybind11_tests import ConstructorStats
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| from pybind11_tests import modules as m
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| from pybind11_tests.modules import subsubmodule as ms
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| 
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| 
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| def test_nested_modules():
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|     import pybind11_tests
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| 
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|     assert pybind11_tests.__name__ == "pybind11_tests"
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|     assert pybind11_tests.modules.__name__ == "pybind11_tests.modules"
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|     assert (
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|         pybind11_tests.modules.subsubmodule.__name__
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|         == "pybind11_tests.modules.subsubmodule"
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|     )
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|     assert m.__name__ == "pybind11_tests.modules"
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|     assert ms.__name__ == "pybind11_tests.modules.subsubmodule"
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| 
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|     assert ms.submodule_func() == "submodule_func()"
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| 
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| 
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| def test_reference_internal():
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|     b = ms.B()
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|     assert str(b.get_a1()) == "A[1]"
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|     assert str(b.a1) == "A[1]"
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|     assert str(b.get_a2()) == "A[2]"
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|     assert str(b.a2) == "A[2]"
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| 
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|     b.a1 = ms.A(42)
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|     b.a2 = ms.A(43)
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|     assert str(b.get_a1()) == "A[42]"
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|     assert str(b.a1) == "A[42]"
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|     assert str(b.get_a2()) == "A[43]"
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|     assert str(b.a2) == "A[43]"
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| 
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|     astats, bstats = ConstructorStats.get(ms.A), ConstructorStats.get(ms.B)
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|     assert astats.alive() == 2
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|     assert bstats.alive() == 1
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|     del b
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|     assert astats.alive() == 0
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|     assert bstats.alive() == 0
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|     assert astats.values() == ["1", "2", "42", "43"]
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|     assert bstats.values() == []
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|     assert astats.default_constructions == 0
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|     assert bstats.default_constructions == 1
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|     assert astats.copy_constructions == 0
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|     assert bstats.copy_constructions == 0
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|     # assert astats.move_constructions >= 0  # Don't invoke any
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|     # assert bstats.move_constructions >= 0  # Don't invoke any
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|     assert astats.copy_assignments == 2
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|     assert bstats.copy_assignments == 0
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|     assert astats.move_assignments == 0
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|     assert bstats.move_assignments == 0
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| 
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| 
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| def test_importing():
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|     from collections import OrderedDict
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| 
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|     from pybind11_tests.modules import OD
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| 
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|     assert OD is OrderedDict
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| 
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| 
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| def test_pydoc():
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|     """Pydoc needs to be able to provide help() for everything inside a pybind11 module"""
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|     import pydoc
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| 
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|     import pybind11_tests
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| 
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|     assert pybind11_tests.__name__ == "pybind11_tests"
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|     assert pybind11_tests.__doc__ == "pybind11 test module"
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|     assert pydoc.text.docmodule(pybind11_tests)
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| 
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| 
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| def test_duplicate_registration():
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|     """Registering two things with the same name"""
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| 
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|     assert m.duplicate_registration() == []
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| 
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| 
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| def test_builtin_key_type():
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|     """Test that all the keys in the builtin modules have type str.
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| 
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|     Previous versions of pybind11 would add a unicode key in python 2.
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|     """
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|     assert all(type(k) == str for k in dir(builtins))
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| 
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| 
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| @pytest.mark.xfail("env.PYPY", reason="PyModule_GetName()")
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| def test_def_submodule_failures():
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|     sm = m.def_submodule(m, b"ScratchSubModuleName")  # Using bytes to show it works.
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|     assert sm.__name__ == m.__name__ + "." + "ScratchSubModuleName"
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|     malformed_utf8 = b"\x80"
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|     if env.PYPY:
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|         # It is not worth the effort finding a trigger for a failure when running with PyPy.
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|         pytest.skip("Sufficiently exercised on platforms other than PyPy.")
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|     else:
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|         # Meant to trigger PyModule_GetName() failure:
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|         sm_name_orig = sm.__name__
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|         sm.__name__ = malformed_utf8
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|         try:
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|             # We want to assert that a bad __name__ causes some kind of failure, although we do not want to exercise
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|             # the internals of PyModule_GetName(). Currently all supported Python versions raise SystemError. If that
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|             # changes in future Python versions, simply add the new expected exception types here.
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|             with pytest.raises(SystemError):
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|                 m.def_submodule(sm, b"SubSubModuleName")
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|         finally:
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|             # Clean up to ensure nothing gets upset by a module with an invalid __name__.
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|             sm.__name__ = sm_name_orig  # Purely precautionary.
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|     # Meant to trigger PyImport_AddModule() failure:
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|     with pytest.raises(UnicodeDecodeError):
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|         m.def_submodule(sm, malformed_utf8)
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