mirror of
https://gitlab.com/kicad/code/kicad.git
synced 2024-11-22 02:15:01 +00:00
2533141583
This reverts commits9d077c9ba5andb4938f5198. They cause a crash-on-startup on Mac ARM machines, failing to get the locale encoding (nl_langinfo(CODESET) failed).
319 lines
9.4 KiB
Python
319 lines
9.4 KiB
Python
# -*- coding: utf-8 -*-
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import pytest
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m = pytest.importorskip("pybind11_tests.smart_ptr")
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from pybind11_tests import ConstructorStats # noqa: E402
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def test_smart_ptr(capture):
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# Object1
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for i, o in enumerate(
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[m.make_object_1(), m.make_object_2(), m.MyObject1(3)], start=1
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):
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assert o.getRefCount() == 1
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with capture:
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m.print_object_1(o)
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m.print_object_2(o)
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m.print_object_3(o)
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m.print_object_4(o)
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assert capture == "MyObject1[{i}]\n".format(i=i) * 4
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for i, o in enumerate(
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[m.make_myobject1_1(), m.make_myobject1_2(), m.MyObject1(6), 7], start=4
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):
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print(o)
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with capture:
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if not isinstance(o, int):
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m.print_object_1(o)
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m.print_object_2(o)
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m.print_object_3(o)
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m.print_object_4(o)
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m.print_myobject1_1(o)
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m.print_myobject1_2(o)
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m.print_myobject1_3(o)
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m.print_myobject1_4(o)
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times = 4 if isinstance(o, int) else 8
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assert capture == "MyObject1[{i}]\n".format(i=i) * times
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cstats = ConstructorStats.get(m.MyObject1)
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assert cstats.alive() == 0
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expected_values = ["MyObject1[{}]".format(i) for i in range(1, 7)] + [
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"MyObject1[7]"
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] * 4
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assert cstats.values() == expected_values
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assert cstats.default_constructions == 0
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assert cstats.copy_constructions == 0
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# assert cstats.move_constructions >= 0 # Doesn't invoke any
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assert cstats.copy_assignments == 0
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assert cstats.move_assignments == 0
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# Object2
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for i, o in zip(
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[8, 6, 7], [m.MyObject2(8), m.make_myobject2_1(), m.make_myobject2_2()]
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):
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print(o)
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with capture:
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m.print_myobject2_1(o)
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m.print_myobject2_2(o)
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m.print_myobject2_3(o)
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m.print_myobject2_4(o)
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assert capture == "MyObject2[{i}]\n".format(i=i) * 4
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cstats = ConstructorStats.get(m.MyObject2)
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assert cstats.alive() == 1
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o = None
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assert cstats.alive() == 0
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assert cstats.values() == ["MyObject2[8]", "MyObject2[6]", "MyObject2[7]"]
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assert cstats.default_constructions == 0
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assert cstats.copy_constructions == 0
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# assert cstats.move_constructions >= 0 # Doesn't invoke any
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assert cstats.copy_assignments == 0
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assert cstats.move_assignments == 0
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# Object3
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for i, o in zip(
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[9, 8, 9], [m.MyObject3(9), m.make_myobject3_1(), m.make_myobject3_2()]
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):
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print(o)
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with capture:
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m.print_myobject3_1(o)
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m.print_myobject3_2(o)
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m.print_myobject3_3(o)
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m.print_myobject3_4(o)
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assert capture == "MyObject3[{i}]\n".format(i=i) * 4
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cstats = ConstructorStats.get(m.MyObject3)
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assert cstats.alive() == 1
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o = None
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assert cstats.alive() == 0
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assert cstats.values() == ["MyObject3[9]", "MyObject3[8]", "MyObject3[9]"]
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assert cstats.default_constructions == 0
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assert cstats.copy_constructions == 0
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# assert cstats.move_constructions >= 0 # Doesn't invoke any
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assert cstats.copy_assignments == 0
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assert cstats.move_assignments == 0
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# Object
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cstats = ConstructorStats.get(m.Object)
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assert cstats.alive() == 0
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assert cstats.values() == []
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assert cstats.default_constructions == 10
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assert cstats.copy_constructions == 0
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# assert cstats.move_constructions >= 0 # Doesn't invoke any
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assert cstats.copy_assignments == 0
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assert cstats.move_assignments == 0
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# ref<>
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cstats = m.cstats_ref()
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assert cstats.alive() == 0
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assert cstats.values() == ["from pointer"] * 10
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assert cstats.default_constructions == 30
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assert cstats.copy_constructions == 12
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# assert cstats.move_constructions >= 0 # Doesn't invoke any
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assert cstats.copy_assignments == 30
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assert cstats.move_assignments == 0
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def test_smart_ptr_refcounting():
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assert m.test_object1_refcounting()
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def test_unique_nodelete():
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o = m.MyObject4(23)
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assert o.value == 23
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cstats = ConstructorStats.get(m.MyObject4)
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assert cstats.alive() == 1
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del o
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assert cstats.alive() == 1
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m.MyObject4.cleanup_all_instances()
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assert cstats.alive() == 0
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def test_unique_nodelete4a():
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o = m.MyObject4a(23)
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assert o.value == 23
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cstats = ConstructorStats.get(m.MyObject4a)
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assert cstats.alive() == 1
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del o
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assert cstats.alive() == 1
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m.MyObject4a.cleanup_all_instances()
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assert cstats.alive() == 0
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def test_unique_deleter():
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m.MyObject4a(0)
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o = m.MyObject4b(23)
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assert o.value == 23
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cstats4a = ConstructorStats.get(m.MyObject4a)
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assert cstats4a.alive() == 2
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cstats4b = ConstructorStats.get(m.MyObject4b)
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assert cstats4b.alive() == 1
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del o
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assert cstats4a.alive() == 1 # Should now only be one leftover
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assert cstats4b.alive() == 0 # Should be deleted
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m.MyObject4a.cleanup_all_instances()
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assert cstats4a.alive() == 0
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assert cstats4b.alive() == 0
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def test_large_holder():
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o = m.MyObject5(5)
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assert o.value == 5
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cstats = ConstructorStats.get(m.MyObject5)
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assert cstats.alive() == 1
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del o
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assert cstats.alive() == 0
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def test_shared_ptr_and_references():
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s = m.SharedPtrRef()
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stats = ConstructorStats.get(m.A)
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assert stats.alive() == 2
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ref = s.ref # init_holder_helper(holder_ptr=false, owned=false)
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assert stats.alive() == 2
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assert s.set_ref(ref)
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with pytest.raises(RuntimeError) as excinfo:
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assert s.set_holder(ref)
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assert "Unable to cast from non-held to held instance" in str(excinfo.value)
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copy = s.copy # init_holder_helper(holder_ptr=false, owned=true)
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assert stats.alive() == 3
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assert s.set_ref(copy)
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assert s.set_holder(copy)
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holder_ref = s.holder_ref # init_holder_helper(holder_ptr=true, owned=false)
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assert stats.alive() == 3
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assert s.set_ref(holder_ref)
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assert s.set_holder(holder_ref)
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holder_copy = s.holder_copy # init_holder_helper(holder_ptr=true, owned=true)
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assert stats.alive() == 3
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assert s.set_ref(holder_copy)
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assert s.set_holder(holder_copy)
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del ref, copy, holder_ref, holder_copy, s
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assert stats.alive() == 0
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def test_shared_ptr_from_this_and_references():
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s = m.SharedFromThisRef()
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stats = ConstructorStats.get(m.B)
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assert stats.alive() == 2
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ref = s.ref # init_holder_helper(holder_ptr=false, owned=false, bad_wp=false)
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assert stats.alive() == 2
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assert s.set_ref(ref)
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assert s.set_holder(
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ref
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) # std::enable_shared_from_this can create a holder from a reference
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bad_wp = s.bad_wp # init_holder_helper(holder_ptr=false, owned=false, bad_wp=true)
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assert stats.alive() == 2
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assert s.set_ref(bad_wp)
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with pytest.raises(RuntimeError) as excinfo:
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assert s.set_holder(bad_wp)
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assert "Unable to cast from non-held to held instance" in str(excinfo.value)
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copy = s.copy # init_holder_helper(holder_ptr=false, owned=true, bad_wp=false)
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assert stats.alive() == 3
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assert s.set_ref(copy)
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assert s.set_holder(copy)
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holder_ref = (
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s.holder_ref
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) # init_holder_helper(holder_ptr=true, owned=false, bad_wp=false)
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assert stats.alive() == 3
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assert s.set_ref(holder_ref)
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assert s.set_holder(holder_ref)
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holder_copy = (
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s.holder_copy
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) # init_holder_helper(holder_ptr=true, owned=true, bad_wp=false)
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assert stats.alive() == 3
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assert s.set_ref(holder_copy)
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assert s.set_holder(holder_copy)
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del ref, bad_wp, copy, holder_ref, holder_copy, s
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assert stats.alive() == 0
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z = m.SharedFromThisVirt.get()
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y = m.SharedFromThisVirt.get()
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assert y is z
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def test_move_only_holder():
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a = m.TypeWithMoveOnlyHolder.make()
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b = m.TypeWithMoveOnlyHolder.make_as_object()
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stats = ConstructorStats.get(m.TypeWithMoveOnlyHolder)
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assert stats.alive() == 2
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del b
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assert stats.alive() == 1
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del a
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assert stats.alive() == 0
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def test_holder_with_addressof_operator():
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# this test must not throw exception from c++
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a = m.TypeForHolderWithAddressOf.make()
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a.print_object_1()
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a.print_object_2()
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a.print_object_3()
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a.print_object_4()
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stats = ConstructorStats.get(m.TypeForHolderWithAddressOf)
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assert stats.alive() == 1
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np = m.TypeForHolderWithAddressOf.make()
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assert stats.alive() == 2
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del a
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assert stats.alive() == 1
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del np
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assert stats.alive() == 0
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b = m.TypeForHolderWithAddressOf.make()
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c = b
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assert b.get() is c.get()
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assert stats.alive() == 1
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del b
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assert stats.alive() == 1
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del c
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assert stats.alive() == 0
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def test_move_only_holder_with_addressof_operator():
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a = m.TypeForMoveOnlyHolderWithAddressOf.make()
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a.print_object()
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stats = ConstructorStats.get(m.TypeForMoveOnlyHolderWithAddressOf)
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assert stats.alive() == 1
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a.value = 42
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assert a.value == 42
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del a
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assert stats.alive() == 0
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def test_smart_ptr_from_default():
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instance = m.HeldByDefaultHolder()
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with pytest.raises(RuntimeError) as excinfo:
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m.HeldByDefaultHolder.load_shared_ptr(instance)
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assert (
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"Unable to load a custom holder type from a "
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"default-holder instance" in str(excinfo.value)
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)
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def test_shared_ptr_gc():
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"""#187: issue involving std::shared_ptr<> return value policy & garbage collection"""
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el = m.ElementList()
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for i in range(10):
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el.add(m.ElementA(i))
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pytest.gc_collect()
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for i, v in enumerate(el.get()):
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assert i == v.value()
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