/usr/lib/python2.7/dist-packages/numpy/core/tests/test_indexerrors.py is in python-numpy 1:1.12.1-3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 | from __future__ import division, absolute_import, print_function
import numpy as np
from numpy.testing import TestCase, run_module_suite, assert_raises
class TestIndexErrors(TestCase):
'''Tests to exercise indexerrors not covered by other tests.'''
def test_arraytypes_fasttake(self):
'take from a 0-length dimension'
x = np.empty((2, 3, 0, 4))
assert_raises(IndexError, x.take, [0], axis=2)
assert_raises(IndexError, x.take, [1], axis=2)
assert_raises(IndexError, x.take, [0], axis=2, mode='wrap')
assert_raises(IndexError, x.take, [0], axis=2, mode='clip')
def test_take_from_object(self):
# Check exception taking from object array
d = np.zeros(5, dtype=object)
assert_raises(IndexError, d.take, [6])
# Check exception taking from 0-d array
d = np.zeros((5, 0), dtype=object)
assert_raises(IndexError, d.take, [1], axis=1)
assert_raises(IndexError, d.take, [0], axis=1)
assert_raises(IndexError, d.take, [0])
assert_raises(IndexError, d.take, [0], mode='wrap')
assert_raises(IndexError, d.take, [0], mode='clip')
def test_multiindex_exceptions(self):
a = np.empty(5, dtype=object)
assert_raises(IndexError, a.item, 20)
a = np.empty((5, 0), dtype=object)
assert_raises(IndexError, a.item, (0, 0))
a = np.empty(5, dtype=object)
assert_raises(IndexError, a.itemset, 20, 0)
a = np.empty((5, 0), dtype=object)
assert_raises(IndexError, a.itemset, (0, 0), 0)
def test_put_exceptions(self):
a = np.zeros((5, 5))
assert_raises(IndexError, a.put, 100, 0)
a = np.zeros((5, 5), dtype=object)
assert_raises(IndexError, a.put, 100, 0)
a = np.zeros((5, 5, 0))
assert_raises(IndexError, a.put, 100, 0)
a = np.zeros((5, 5, 0), dtype=object)
assert_raises(IndexError, a.put, 100, 0)
def test_iterators_exceptions(self):
"cases in iterators.c"
def assign(obj, ind, val):
obj[ind] = val
a = np.zeros([1, 2, 3])
assert_raises(IndexError, lambda: a[0, 5, None, 2])
assert_raises(IndexError, lambda: a[0, 5, 0, 2])
assert_raises(IndexError, lambda: assign(a, (0, 5, None, 2), 1))
assert_raises(IndexError, lambda: assign(a, (0, 5, 0, 2), 1))
a = np.zeros([1, 0, 3])
assert_raises(IndexError, lambda: a[0, 0, None, 2])
assert_raises(IndexError, lambda: assign(a, (0, 0, None, 2), 1))
a = np.zeros([1, 2, 3])
assert_raises(IndexError, lambda: a.flat[10])
assert_raises(IndexError, lambda: assign(a.flat, 10, 5))
a = np.zeros([1, 0, 3])
assert_raises(IndexError, lambda: a.flat[10])
assert_raises(IndexError, lambda: assign(a.flat, 10, 5))
a = np.zeros([1, 2, 3])
assert_raises(IndexError, lambda: a.flat[np.array(10)])
assert_raises(IndexError, lambda: assign(a.flat, np.array(10), 5))
a = np.zeros([1, 0, 3])
assert_raises(IndexError, lambda: a.flat[np.array(10)])
assert_raises(IndexError, lambda: assign(a.flat, np.array(10), 5))
a = np.zeros([1, 2, 3])
assert_raises(IndexError, lambda: a.flat[np.array([10])])
assert_raises(IndexError, lambda: assign(a.flat, np.array([10]), 5))
a = np.zeros([1, 0, 3])
assert_raises(IndexError, lambda: a.flat[np.array([10])])
assert_raises(IndexError, lambda: assign(a.flat, np.array([10]), 5))
def test_mapping(self):
"cases from mapping.c"
def assign(obj, ind, val):
obj[ind] = val
a = np.zeros((0, 10))
assert_raises(IndexError, lambda: a[12])
a = np.zeros((3, 5))
assert_raises(IndexError, lambda: a[(10, 20)])
assert_raises(IndexError, lambda: assign(a, (10, 20), 1))
a = np.zeros((3, 0))
assert_raises(IndexError, lambda: a[(1, 0)])
assert_raises(IndexError, lambda: assign(a, (1, 0), 1))
a = np.zeros((10,))
assert_raises(IndexError, lambda: assign(a, 10, 1))
a = np.zeros((0,))
assert_raises(IndexError, lambda: assign(a, 10, 1))
a = np.zeros((3, 5))
assert_raises(IndexError, lambda: a[(1, [1, 20])])
assert_raises(IndexError, lambda: assign(a, (1, [1, 20]), 1))
a = np.zeros((3, 0))
assert_raises(IndexError, lambda: a[(1, [0, 1])])
assert_raises(IndexError, lambda: assign(a, (1, [0, 1]), 1))
def test_methods(self):
"cases from methods.c"
a = np.zeros((3, 3))
assert_raises(IndexError, lambda: a.item(100))
assert_raises(IndexError, lambda: a.itemset(100, 1))
a = np.zeros((0, 3))
assert_raises(IndexError, lambda: a.item(100))
assert_raises(IndexError, lambda: a.itemset(100, 1))
if __name__ == "__main__":
run_module_suite()
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