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1# -*- coding: utf-8 -*-
2from pybind11_tests import modules as m
3from pybind11_tests.modules import subsubmodule as ms
4from pybind11_tests import ConstructorStats
5
6
7def test_nested_modules():
8    import pybind11_tests
9
10    assert pybind11_tests.__name__ == "pybind11_tests"
11    assert pybind11_tests.modules.__name__ == "pybind11_tests.modules"
12    assert (
13        pybind11_tests.modules.subsubmodule.__name__
14        == "pybind11_tests.modules.subsubmodule"
15    )
16    assert m.__name__ == "pybind11_tests.modules"
17    assert ms.__name__ == "pybind11_tests.modules.subsubmodule"
18
19    assert ms.submodule_func() == "submodule_func()"
20
21
22def test_reference_internal():
23    b = ms.B()
24    assert str(b.get_a1()) == "A[1]"
25    assert str(b.a1) == "A[1]"
26    assert str(b.get_a2()) == "A[2]"
27    assert str(b.a2) == "A[2]"
28
29    b.a1 = ms.A(42)
30    b.a2 = ms.A(43)
31    assert str(b.get_a1()) == "A[42]"
32    assert str(b.a1) == "A[42]"
33    assert str(b.get_a2()) == "A[43]"
34    assert str(b.a2) == "A[43]"
35
36    astats, bstats = ConstructorStats.get(ms.A), ConstructorStats.get(ms.B)
37    assert astats.alive() == 2
38    assert bstats.alive() == 1
39    del b
40    assert astats.alive() == 0
41    assert bstats.alive() == 0
42    assert astats.values() == ["1", "2", "42", "43"]
43    assert bstats.values() == []
44    assert astats.default_constructions == 0
45    assert bstats.default_constructions == 1
46    assert astats.copy_constructions == 0
47    assert bstats.copy_constructions == 0
48    # assert astats.move_constructions >= 0  # Don't invoke any
49    # assert bstats.move_constructions >= 0  # Don't invoke any
50    assert astats.copy_assignments == 2
51    assert bstats.copy_assignments == 0
52    assert astats.move_assignments == 0
53    assert bstats.move_assignments == 0
54
55
56def test_importing():
57    from pybind11_tests.modules import OD
58    from collections import OrderedDict
59
60    assert OD is OrderedDict
61    assert str(OD([(1, "a"), (2, "b")])) == "OrderedDict([(1, 'a'), (2, 'b')])"
62
63
64def test_pydoc():
65    """Pydoc needs to be able to provide help() for everything inside a pybind11 module"""
66    import pybind11_tests
67    import pydoc
68
69    assert pybind11_tests.__name__ == "pybind11_tests"
70    assert pybind11_tests.__doc__ == "pybind11 test module"
71    assert pydoc.text.docmodule(pybind11_tests)
72
73
74def test_duplicate_registration():
75    """Registering two things with the same name"""
76
77    assert m.duplicate_registration() == []
78
79
80def test_builtin_key_type():
81    """Test that all the keys in the builtin modules have type str.
82
83    Previous versions of pybind11 would add a unicode key in python 2.
84    """
85    if hasattr(__builtins__, "keys"):
86        keys = __builtins__.keys()
87    else:  # this is to make pypy happy since builtins is different there.
88        keys = __builtins__.__dict__.keys()
89
90    assert {type(k) for k in keys} == {str}
91