# Path: numcodecs/tests/common.py
# def compare_arrays(arr, res, precision=None):
# def check_encode_decode(arr, codec, precision=None):
# def check_encode_decode_partial(arr, codec, precision=None):
# def assert_array_items_equal(res, arr):
# def check_encode_decode_array(arr, codec):
# def check_config(codec):
# def check_repr(stmt):
# def check_backwards_compatibility(codec_id, arrays, codecs, precision=None, prefix=None):
# def check_err_decode_object_buffer(compressor):
# def check_err_encode_object_buffer(compressor):
# def check_max_buffer_size(codec):


import unittest
import numpy as np
import pytest
    from numcodecs.vlen import VLenUTF8
from numcodecs.tests.common import (check_config, check_repr, check_encode_decode_array,
                                    check_backwards_compatibility, greetings,
                                    assert_array_items_equal)
    np.array(['foo', 'bar', 'baz'] * 300, dtype=object).reshape(90, 10),
    np.array(greetings * 1000, dtype=object).reshape(len(greetings), 100, 10, order='F'),
]


def test_encode_decode():
    for arr in arrays:
        codec = VLenUTF8()
        check_encode_decode_array(arr, codec)


def test_config():
    codec = VLenUTF8()
    check_config(codec)


def test_repr():
    check_repr("VLenUTF8()")


def test_backwards_compatibility():
    check_backwards_compatibility(VLenUTF8.codec_id, arrays, [VLenUTF8()])


def test_encode_errors():
    codec = VLenUTF8()
    with pytest.raises(TypeError):
        codec.encode(1234)
    with pytest.raises(TypeError):
        codec.encode([1234, 5678])

# Path: numcodecs/tests/common.py
# def compare_arrays(arr, res, precision=None):
# def check_encode_decode(arr, codec, precision=None):
# def check_encode_decode_partial(arr, codec, precision=None):
# def assert_array_items_equal(res, arr):
# def check_encode_decode_array(arr, codec):
# def check_config(codec):
# def check_repr(stmt):
# def check_backwards_compatibility(codec_id, arrays, codecs, precision=None, prefix=None):
# def check_err_decode_object_buffer(compressor):
# def check_err_encode_object_buffer(compressor):
# def check_max_buffer_size(codec):


# Path: numcodecs/tests/test_vlen_utf8.py
import unittest
import numpy as np
import pytest
    from numcodecs.vlen import VLenUTF8
from numcodecs.tests.common import (check_config, check_repr, check_encode_decode_array,
                                    check_backwards_compatibility, greetings,
                                    assert_array_items_equal)

    np.array(['foo', 'bar', 'baz'] * 300, dtype=object).reshape(90, 10),
    np.array(greetings * 1000, dtype=object).reshape(len(greetings), 100, 10, order='F'),
]


def test_encode_decode():
    for arr in arrays:
        codec = VLenUTF8()
        check_encode_decode_array(arr, codec)


def test_config():
    codec = VLenUTF8()
    check_config(codec)


def test_repr():
    check_repr("VLenUTF8()")


def test_backwards_compatibility():
    check_backwards_compatibility(VLenUTF8.codec_id, arrays, [VLenUTF8()])


def test_encode_errors():
    codec = VLenUTF8()
    with pytest.raises(TypeError):
        codec.encode(1234)
    with pytest.raises(TypeError):
        codec.encode([1234, 5678])

    with pytest.raises(TypeError):