| 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 |
- import numpy as np
- from h5py import File
- from .common import TestCase, make_name
- from .data_files import get_data_file_path
- def test_vlen_big_endian():
- with File(get_data_file_path("vlen_string_s390x.h5")) as f:
- assert f.attrs["created_on_s390x"] == 1
- dset = f["DSvariable"]
- assert dset[0] == b"Parting"
- assert dset[1] == b"is such"
- assert dset[2] == b"sweet"
- assert dset[3] == b"sorrow..."
- dset = f["DSLEfloat"]
- assert dset[0] == 3.14
- assert dset[1] == 1.61
- assert dset[2] == 2.71
- assert dset[3] == 2.41
- assert dset[4] == 1.2
- assert dset.dtype == "<f8"
- # Same float values with big endianness
- assert f["DSBEfloat"][0] == 3.14
- assert f["DSBEfloat"].dtype == ">f8"
- assert f["DSLEint"][0] == 1
- assert f["DSLEint"].dtype == "<u8"
- # Same int values with big endianness
- assert f["DSBEint"][0] == 1
- assert f["DSBEint"].dtype == ">i8"
- class TestEndianess(TestCase):
- def test_simple_int_be(self):
- name = make_name()
- fname = self.mktemp()
- arr = np.ndarray(shape=(1,), dtype=">i4", buffer=bytearray([0, 1, 3, 2]))
- be_number = 0 * 256 ** 3 + 1 * 256 ** 2 + 3 * 256 ** 1 + 2 * 256 ** 0
- with File(fname, mode="w") as f:
- f.create_dataset(name, data=arr)
- with File(fname, mode="r") as f:
- assert f[name][()][0] == be_number
|
