FM / tests

/usr/local/lib64/python3.6/site-packages/numpy/core/tests/

/usr/local/lib64/python3.6/site-packages/numpy/core/tests

Name	Size	Mode	Actions
data/	-	0755	rm
__pycache__/	-	0755	rm
test_abc.py	2328	0644	edit dl rm
test_api.py	20806	0644	edit dl rm
test_arrayprint.py	34493	0644	edit dl rm
test_conversion_utils.py	4981	0644	edit dl rm
test_cpu_features.py	6785	0644	edit dl rm
test_datetime.py	108192	0644	edit dl rm
test_defchararray.py	24381	0644	edit dl rm
test_deprecations.py	24187	0644	edit dl rm
test_dtype.py	49291	0644	edit dl rm
test_einsum.py	45197	0644	edit dl rm
test_errstate.py	2066	0644	edit dl rm
test_extint128.py	5643	0644	edit dl rm
test_function_base.py	13148	0644	edit dl rm
test_getlimits.py	4297	0644	edit dl rm
test_half.py	23102	0644	edit dl rm
test_indexerrors.py	5130	0644	edit dl rm
test_indexing.py	49260	0644	edit dl rm
test_item_selection.py	3579	0644	edit dl rm
test_longdouble.py	13041	0644	edit dl rm
test_machar.py	1066	0644	edit dl rm
test_memmap.py	7464	0644	edit dl rm
test_mem_overlap.py	28855	0644	edit dl rm
test_multiarray.py	319797	0644	edit dl rm
test_nditer.py	112298	0644	edit dl rm
test_numeric.py	124118	0644	edit dl rm
test_numerictypes.py	20846	0644	edit dl rm
test_overrides.py	14433	0644	edit dl rm
test_print.py	6737	0644	edit dl rm
test_protocols.py	1168	0644	edit dl rm
test_records.py	19694	0644	edit dl rm
test_regression.py	88840	0644	edit dl rm
test_scalarbuffer.py	4065	0644	edit dl rm
test_scalarinherit.py	2127	0644	edit dl rm
test_scalarmath.py	28565	0644	edit dl rm
test_scalarprint.py	15158	0644	edit dl rm
test_scalar_ctors.py	2580	0644	edit dl rm
test_scalar_methods.py	4063	0644	edit dl rm
test_shape_base.py	24679	0644	edit dl rm
test_ufunc.py	83978	0644	edit dl rm
test_umath.py	121442	0644	edit dl rm
test_umath_accuracy.py	3044	0644	edit dl rm
test_umath_complex.py	23145	0644	edit dl rm
test_unicode.py	12553	0644	edit dl rm
test__exceptions.py	2005	0644	edit dl rm
_locales.py	2192	0644	edit dl rm
__init__.py	0	0644	edit dl rm

Edit: /usr/local/lib64/python3.6/site-packages/numpy/core/tests/test_scalar_methods.py (4063B)

"""
Test the scalar constructors, which also do type-coercion
"""
import fractions
import platform

import pytest
import numpy as np

from numpy.testing import assert_equal, assert_raises

class TestAsIntegerRatio:
    # derived in part from the cpython test "test_floatasratio"

@pytest.mark.parametrize("ftype", [
        np.half, np.single, np.double, np.longdouble])
    @pytest.mark.parametrize("f, ratio", [
        (0.875, (7, 8)),
        (-0.875, (-7, 8)),
        (0.0, (0, 1)),
        (11.5, (23, 2)),
        ])
    def test_small(self, ftype, f, ratio):
        assert_equal(ftype(f).as_integer_ratio(), ratio)

@pytest.mark.parametrize("ftype", [
        np.half, np.single, np.double, np.longdouble])
    def test_simple_fractions(self, ftype):
        R = fractions.Fraction
        assert_equal(R(0, 1),
                     R(*ftype(0.0).as_integer_ratio()))
        assert_equal(R(5, 2),
                     R(*ftype(2.5).as_integer_ratio()))
        assert_equal(R(1, 2),
                     R(*ftype(0.5).as_integer_ratio()))
        assert_equal(R(-2100, 1),
                     R(*ftype(-2100.0).as_integer_ratio()))

@pytest.mark.parametrize("ftype", [
        np.half, np.single, np.double, np.longdouble])
    def test_errors(self, ftype):
        assert_raises(OverflowError, ftype('inf').as_integer_ratio)
        assert_raises(OverflowError, ftype('-inf').as_integer_ratio)
        assert_raises(ValueError, ftype('nan').as_integer_ratio)

def test_against_known_values(self):
        R = fractions.Fraction
        assert_equal(R(1075, 512),
                     R(*np.half(2.1).as_integer_ratio()))
        assert_equal(R(-1075, 512),
                     R(*np.half(-2.1).as_integer_ratio()))
        assert_equal(R(4404019, 2097152),
                     R(*np.single(2.1).as_integer_ratio()))
        assert_equal(R(-4404019, 2097152),
                     R(*np.single(-2.1).as_integer_ratio()))
        assert_equal(R(4728779608739021, 2251799813685248),
                     R(*np.double(2.1).as_integer_ratio()))
        assert_equal(R(-4728779608739021, 2251799813685248),
                     R(*np.double(-2.1).as_integer_ratio()))
        # longdouble is platform dependent

@pytest.mark.parametrize("ftype, frac_vals, exp_vals", [
        # dtype test cases generated using hypothesis
        # first five generated cases per dtype
        (np.half, [0.0, 0.01154830649280303, 0.31082276347447274,
                   0.527350517124794, 0.8308562335072596],
                  [0, 1, 0, -8, 12]),
        (np.single, [0.0, 0.09248576989263226, 0.8160498218131407,
                     0.17389442853722373, 0.7956044195067877],
                    [0, 12, 10, 17, -26]),
        (np.double, [0.0, 0.031066908499895136, 0.5214135908877832,
                     0.45780736035689296, 0.5906586745934036],
                    [0, -801, 51, 194, -653]),
        pytest.param(
            np.longdouble,
            [0.0, 0.20492557202724854, 0.4277180662199366, 0.9888085019891495,
             0.9620175814461964],
            [0, -7400, 14266, -7822, -8721],
            marks=[
                pytest.mark.skipif(
                    np.finfo(np.double) == np.finfo(np.longdouble),
                    reason="long double is same as double"),
                pytest.mark.skipif(
                    platform.machine().startswith("ppc"),
                    reason="IBM double double"),
            ]
        )
    ])
    def test_roundtrip(self, ftype, frac_vals, exp_vals):
        for frac, exp in zip(frac_vals, exp_vals):
            f = np.ldexp(frac, exp, dtype=ftype)
            n, d = f.as_integer_ratio()

try:
                # workaround for gh-9968
                nf = np.longdouble(str(n))
                df = np.longdouble(str(d))
            except (OverflowError, RuntimeWarning):
                # the values may not fit in any float type
                pytest.skip("longdouble too small on this platform")

assert_equal(nf / df, f, "{}/{}".format(n, d))

cmd: