test_stl_binders.py revision 11986 
1def test_vector_int():
2    from pybind11_tests import VectorInt
3
4    v_int = VectorInt([0, 0])
5    assert len(v_int) == 2
6    assert bool(v_int) is True
7
8    v_int2 = VectorInt([0, 0])
9    assert v_int == v_int2
10    v_int2[1] = 1
11    assert v_int != v_int2
12
13    v_int2.append(2)
14    v_int2.append(3)
15    v_int2.insert(0, 1)
16    v_int2.insert(0, 2)
17    v_int2.insert(0, 3)
18    assert str(v_int2) == "VectorInt[3, 2, 1, 0, 1, 2, 3]"
19
20    v_int.append(99)
21    v_int2[2:-2] = v_int
22    assert v_int2 == VectorInt([3, 2, 0, 0, 99, 2, 3])
23    del v_int2[1:3]
24    assert v_int2 == VectorInt([3, 0, 99, 2, 3])
25    del v_int2[0]
26    assert v_int2 == VectorInt([0, 99, 2, 3])
27
28
29def test_vector_custom():
30    from pybind11_tests import El, VectorEl, VectorVectorEl
31
32    v_a = VectorEl()
33    v_a.append(El(1))
34    v_a.append(El(2))
35    assert str(v_a) == "VectorEl[El{1}, El{2}]"
36
37    vv_a = VectorVectorEl()
38    vv_a.append(v_a)
39    vv_b = vv_a[0]
40    assert str(vv_b) == "VectorEl[El{1}, El{2}]"
41
42
43def test_vector_bool():
44    from pybind11_tests import VectorBool
45
46    vv_c = VectorBool()
47    for i in range(10):
48        vv_c.append(i % 2 == 0)
49    for i in range(10):
50        assert vv_c[i] == (i % 2 == 0)
51    assert str(vv_c) == "VectorBool[1, 0, 1, 0, 1, 0, 1, 0, 1, 0]"
52
53
54def test_map_string_double():
55    from pybind11_tests import MapStringDouble, UnorderedMapStringDouble
56
57    m = MapStringDouble()
58    m['a'] = 1
59    m['b'] = 2.5
60
61    assert list(m) == ['a', 'b']
62    assert list(m.items()) == [('a', 1), ('b', 2.5)]
63    assert str(m) == "MapStringDouble{a: 1, b: 2.5}"
64
65    um = UnorderedMapStringDouble()
66    um['ua'] = 1.1
67    um['ub'] = 2.6
68
69    assert sorted(list(um)) == ['ua', 'ub']
70    assert sorted(list(um.items())) == [('ua', 1.1), ('ub', 2.6)]
71    assert "UnorderedMapStringDouble" in str(um)
72
73
74def test_map_string_double_const():
75    from pybind11_tests import MapStringDoubleConst, UnorderedMapStringDoubleConst
76
77    mc = MapStringDoubleConst()
78    mc['a'] = 10
79    mc['b'] = 20.5
80    assert str(mc) == "MapStringDoubleConst{a: 10, b: 20.5}"
81
82    umc = UnorderedMapStringDoubleConst()
83    umc['a'] = 11
84    umc['b'] = 21.5
85
86    str(umc)
87
88
89def test_noncopyable_vector():
90    from pybind11_tests import get_vnc
91
92    vnc = get_vnc(5)
93    for i in range(0, 5):
94        assert vnc[i].value == i + 1
95
96    for i, j in enumerate(vnc, start=1):
97        assert j.value == i
98
99
100def test_noncopyable_deque():
101    from pybind11_tests import get_dnc
102
103    dnc = get_dnc(5)
104    for i in range(0, 5):
105        assert dnc[i].value == i + 1
106
107    i = 1
108    for j in dnc:
109        assert(j.value == i)
110        i += 1
111
112
113def test_noncopyable_map():
114    from pybind11_tests import get_mnc
115
116    mnc = get_mnc(5)
117    for i in range(1, 6):
118        assert mnc[i].value == 10 * i
119
120    vsum = 0
121    for k, v in mnc.items():
122        assert v.value == 10 * k
123        vsum += v.value
124
125    assert vsum == 150
126
127
128def test_noncopyable_unordered_map():
129    from pybind11_tests import get_umnc
130
131    mnc = get_umnc(5)
132    for i in range(1, 6):
133        assert mnc[i].value == 10 * i
134
135    vsum = 0
136    for k, v in mnc.items():
137        assert v.value == 10 * k
138        vsum += v.value
139
140    assert vsum == 150
141