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ðŸ“ __pycache__
ðŸ“„ _locales.py(2.15 KB)
ðŸ“ data
ðŸ“ examples
ðŸ“„ test__exceptions.py(2.78 KB)
ðŸ“„ test_abc.py(2.17 KB)
ðŸ“„ test_api.py(22.46 KB)
ðŸ“„ test_argparse.py(1.92 KB)
ðŸ“„ test_array_coercion.py(33.57 KB)
ðŸ“„ test_array_interface.py(7.42 KB)
ðŸ“„ test_arraymethod.py(3.17 KB)
ðŸ“„ test_arrayprint.py(39.51 KB)
ðŸ“„ test_casting_floatingpoint_errors.py(4.94 KB)
ðŸ“„ test_casting_unittests.py(33.49 KB)
ðŸ“„ test_conversion_utils.py(6.41 KB)
ðŸ“„ test_cpu_dispatcher.py(1.49 KB)
ðŸ“„ test_cpu_features.py(14.51 KB)
ðŸ“„ test_custom_dtypes.py(9.18 KB)
ðŸ“„ test_cython.py(3.54 KB)
ðŸ“„ test_datetime.py(113.49 KB)
ðŸ“„ test_defchararray.py(24.41 KB)
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ðŸ“„ test_dlpack.py(3.44 KB)
ðŸ“„ test_dtype.py(73.52 KB)
ðŸ“„ test_einsum.py(51.72 KB)
ðŸ“„ test_errstate.py(2.17 KB)
ðŸ“„ test_extint128.py(5.51 KB)
ðŸ“„ test_function_base.py(15.23 KB)
ðŸ“„ test_getlimits.py(6.56 KB)
ðŸ“„ test_half.py(23.66 KB)
ðŸ“„ test_hashtable.py(1011 B)
ðŸ“„ test_indexerrors.py(5.01 KB)
ðŸ“„ test_indexing.py(53.04 KB)
ðŸ“„ test_item_selection.py(6.31 KB)
ðŸ“„ test_limited_api.py(1.14 KB)
ðŸ“„ test_longdouble.py(13.58 KB)
ðŸ“„ test_machar.py(1.04 KB)
ðŸ“„ test_mem_overlap.py(28.4 KB)
ðŸ“„ test_mem_policy.py(15.63 KB)
ðŸ“„ test_memmap.py(7.3 KB)
ðŸ“„ test_multiarray.py(370.43 KB)
ðŸ“„ test_nditer.py(127.75 KB)
ðŸ“„ test_nep50_promotions.py(8.63 KB)
ðŸ“„ test_numeric.py(133.34 KB)
ðŸ“„ test_numerictypes.py(21.18 KB)
ðŸ“„ test_overrides.py(25.47 KB)
ðŸ“„ test_print.py(6.68 KB)
ðŸ“„ test_protocols.py(1.14 KB)
ðŸ“„ test_records.py(19.79 KB)
ðŸ“„ test_regression.py(89.3 KB)
ðŸ“„ test_scalar_ctors.py(5.97 KB)
ðŸ“„ test_scalar_methods.py(7.36 KB)
ðŸ“„ test_scalarbuffer.py(5.45 KB)
ðŸ“„ test_scalarinherit.py(2.31 KB)
ðŸ“„ test_scalarmath.py(41.88 KB)
ðŸ“„ test_scalarprint.py(18.33 KB)
ðŸ“„ test_shape_base.py(29.03 KB)
ðŸ“„ test_simd.py(47.55 KB)
ðŸ“„ test_simd_module.py(3.72 KB)
ðŸ“„ test_strings.py(3.75 KB)
ðŸ“„ test_ufunc.py(121.24 KB)
ðŸ“„ test_umath.py(180.79 KB)
ðŸ“„ test_umath_accuracy.py(3.81 KB)
ðŸ“„ test_umath_complex.py(22.7 KB)
ðŸ“„ test_unicode.py(12.48 KB)

Editing: test_conversion_utils.py

"""
Tests for numpy/core/src/multiarray/conversion_utils.c
"""
import re
import sys

import pytest

import numpy as np
import numpy.core._multiarray_tests as mt
from numpy.testing import assert_warns, IS_PYPY

class StringConverterTestCase:
    allow_bytes = True
    case_insensitive = True
    exact_match = False
    warn = True

def _check_value_error(self, val):
        pattern = r'\(got {}\)'.format(re.escape(repr(val)))
        with pytest.raises(ValueError, match=pattern) as exc:
            self.conv(val)

def _check_conv_assert_warn(self, val, expected):
        if self.warn:
            with assert_warns(DeprecationWarning) as exc:
                assert self.conv(val) == expected
        else:
            assert self.conv(val) == expected

def _check(self, val, expected):
        """Takes valid non-deprecated inputs for converters,
        runs converters on inputs, checks correctness of outputs,
        warnings and errors"""
        assert self.conv(val) == expected

if self.allow_bytes:
            assert self.conv(val.encode('ascii')) == expected
        else:
            with pytest.raises(TypeError):
                self.conv(val.encode('ascii'))

if len(val) != 1:
            if self.exact_match:
                self._check_value_error(val[:1])
                self._check_value_error(val + '\0')
            else:
                self._check_conv_assert_warn(val[:1], expected)

if self.case_insensitive:
            if val != val.lower():
                self._check_conv_assert_warn(val.lower(), expected)
            if val != val.upper():
                self._check_conv_assert_warn(val.upper(), expected)
        else:
            if val != val.lower():
                self._check_value_error(val.lower())
            if val != val.upper():
                self._check_value_error(val.upper())

def test_wrong_type(self):
        # common cases which apply to all the below
        with pytest.raises(TypeError):
            self.conv({})
        with pytest.raises(TypeError):
            self.conv([])

def test_wrong_value(self):
        # nonsense strings
        self._check_value_error('')
        self._check_value_error('\N{greek small letter pi}')

if self.allow_bytes:
            self._check_value_error(b'')
            # bytes which can't be converted to strings via utf8
            self._check_value_error(b"\xFF")
        if self.exact_match:
            self._check_value_error("there's no way this is supported")

class TestByteorderConverter(StringConverterTestCase):
    """ Tests of PyArray_ByteorderConverter """
    conv = mt.run_byteorder_converter
    warn = False

def test_valid(self):
        for s in ['big', '>']:
            self._check(s, 'NPY_BIG')
        for s in ['little', '<']:
            self._check(s, 'NPY_LITTLE')
        for s in ['native', '=']:
            self._check(s, 'NPY_NATIVE')
        for s in ['ignore', '|']:
            self._check(s, 'NPY_IGNORE')
        for s in ['swap']:
            self._check(s, 'NPY_SWAP')

class TestSortkindConverter(StringConverterTestCase):
    """ Tests of PyArray_SortkindConverter """
    conv = mt.run_sortkind_converter
    warn = False

def test_valid(self):
        self._check('quicksort', 'NPY_QUICKSORT')
        self._check('heapsort', 'NPY_HEAPSORT')
        self._check('mergesort', 'NPY_STABLESORT')  # alias
        self._check('stable', 'NPY_STABLESORT')

class TestSelectkindConverter(StringConverterTestCase):
    """ Tests of PyArray_SelectkindConverter """
    conv = mt.run_selectkind_converter
    case_insensitive = False
    exact_match = True

def test_valid(self):
        self._check('introselect', 'NPY_INTROSELECT')

class TestSearchsideConverter(StringConverterTestCase):
    """ Tests of PyArray_SearchsideConverter """
    conv = mt.run_searchside_converter
    def test_valid(self):
        self._check('left', 'NPY_SEARCHLEFT')
        self._check('right', 'NPY_SEARCHRIGHT')

class TestOrderConverter(StringConverterTestCase):
    """ Tests of PyArray_OrderConverter """
    conv = mt.run_order_converter
    warn = False

def test_valid(self):
        self._check('c', 'NPY_CORDER')
        self._check('f', 'NPY_FORTRANORDER')
        self._check('a', 'NPY_ANYORDER')
        self._check('k', 'NPY_KEEPORDER')

def test_flatten_invalid_order(self):
        # invalid after gh-14596
        with pytest.raises(ValueError):
            self.conv('Z')
        for order in [False, True, 0, 8]:
            with pytest.raises(TypeError):
                self.conv(order)

class TestClipmodeConverter(StringConverterTestCase):
    """ Tests of PyArray_ClipmodeConverter """
    conv = mt.run_clipmode_converter
    def test_valid(self):
        self._check('clip', 'NPY_CLIP')
        self._check('wrap', 'NPY_WRAP')
        self._check('raise', 'NPY_RAISE')

# integer values allowed here
        assert self.conv(np.CLIP) == 'NPY_CLIP'
        assert self.conv(np.WRAP) == 'NPY_WRAP'
        assert self.conv(np.RAISE) == 'NPY_RAISE'

class TestCastingConverter(StringConverterTestCase):
    """ Tests of PyArray_CastingConverter """
    conv = mt.run_casting_converter
    case_insensitive = False
    exact_match = True

def test_valid(self):
        self._check("no", "NPY_NO_CASTING")
        self._check("equiv", "NPY_EQUIV_CASTING")
        self._check("safe", "NPY_SAFE_CASTING")
        self._check("same_kind", "NPY_SAME_KIND_CASTING")
        self._check("unsafe", "NPY_UNSAFE_CASTING")

class TestIntpConverter:
    """ Tests of PyArray_IntpConverter """
    conv = mt.run_intp_converter

def test_basic(self):
        assert self.conv(1) == (1,)
        assert self.conv((1, 2)) == (1, 2)
        assert self.conv([1, 2]) == (1, 2)
        assert self.conv(()) == ()

def test_none(self):
        # once the warning expires, this will raise TypeError
        with pytest.warns(DeprecationWarning):
            assert self.conv(None) == ()

@pytest.mark.skipif(IS_PYPY and sys.implementation.version <= (7, 3, 8),
            reason="PyPy bug in error formatting")
    def test_float(self):
        with pytest.raises(TypeError):
            self.conv(1.0)
        with pytest.raises(TypeError):
            self.conv([1, 1.0])

def test_too_large(self):
        with pytest.raises(ValueError):
            self.conv(2**64)

def test_too_many_dims(self):
        assert self.conv([1]*32) == (1,)*32
        with pytest.raises(ValueError):
            self.conv([1]*33)

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