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Diffstat (limited to '.venv/lib/python3.12/site-packages/numpy/core/tests/test_argparse.py')
-rw-r--r-- | .venv/lib/python3.12/site-packages/numpy/core/tests/test_argparse.py | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/numpy/core/tests/test_argparse.py b/.venv/lib/python3.12/site-packages/numpy/core/tests/test_argparse.py new file mode 100644 index 00000000..fae22702 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/numpy/core/tests/test_argparse.py @@ -0,0 +1,62 @@ +""" +Tests for the private NumPy argument parsing functionality. +They mainly exists to ensure good test coverage without having to try the +weirder cases on actual numpy functions but test them in one place. + +The test function is defined in C to be equivalent to (errors may not always +match exactly, and could be adjusted): + + def func(arg1, /, arg2, *, arg3): + i = integer(arg1) # reproducing the 'i' parsing in Python. + return None +""" + +import pytest + +import numpy as np +from numpy.core._multiarray_tests import argparse_example_function as func + + +def test_invalid_integers(): + with pytest.raises(TypeError, + match="integer argument expected, got float"): + func(1.) + with pytest.raises(OverflowError): + func(2**100) + + +def test_missing_arguments(): + with pytest.raises(TypeError, + match="missing required positional argument 0"): + func() + with pytest.raises(TypeError, + match="missing required positional argument 0"): + func(arg2=1, arg3=4) + with pytest.raises(TypeError, + match=r"missing required argument \'arg2\' \(pos 1\)"): + func(1, arg3=5) + + +def test_too_many_positional(): + # the second argument is positional but can be passed as keyword. + with pytest.raises(TypeError, + match="takes from 2 to 3 positional arguments but 4 were given"): + func(1, 2, 3, 4) + + +def test_multiple_values(): + with pytest.raises(TypeError, + match=r"given by name \('arg2'\) and position \(position 1\)"): + func(1, 2, arg2=3) + + +def test_string_fallbacks(): + # We can (currently?) use numpy strings to test the "slow" fallbacks + # that should normally not be taken due to string interning. + arg2 = np.str_("arg2") + missing_arg = np.str_("missing_arg") + func(1, **{arg2: 3}) + with pytest.raises(TypeError, + match="got an unexpected keyword argument 'missing_arg'"): + func(2, **{missing_arg: 3}) + |