# Path: zarr/util.py
# def flatten(arg: Iterable) -> Iterable:
# def json_dumps(o: Any) -> bytes:
# def json_loads(s: str) -> Dict[str, Any]:
# def normalize_shape(shape) -> Tuple[int]:
# def guess_chunks(shape: Tuple[int, ...], typesize: int) -> Tuple[int, ...]:
# def normalize_chunks(
#     chunks: Any, shape: Tuple[int, ...], typesize: int
# ) -> Tuple[int, ...]:
# def normalize_dtype(dtype: Union[str, np.dtype], object_codec) -> Tuple[np.dtype, Any]:
# def is_total_slice(item, shape: Tuple[int]) -> bool:
# def normalize_resize_args(old_shape, *args):
# def human_readable_size(size) -> str:
# def normalize_order(order: str) -> str:
# def normalize_dimension_separator(sep: Optional[str]) -> Optional[str]:
# def normalize_fill_value(fill_value, dtype: np.dtype):
# def normalize_storage_path(path: Union[str, bytes, None]) -> str:
# def buffer_size(v) -> int:
# def info_text_report(items: Dict[Any, Any]) -> str:
# def info_html_report(items) -> str:
#     def __init__(self, obj):
#     def __repr__(self):
#     def _repr_html_(self):
#     def __init__(self, obj, depth=0, level=None):
#     def get_children(self):
#     def get_text(self):
#     def get_type(self):
#     def get_children(self, node):
#     def get_root(self, tree):
#     def get_text(self, node):
# def tree_get_icon(stype: str) -> str:
# def tree_widget_sublist(node, root=False, expand=False):
# def tree_widget(group, expand, level):
#     def __init__(self, group, expand=False, level=None):
#     def __bytes__(self):
#     def __unicode__(self):
#     def __repr__(self):
#     def _ipython_display_(self):
# def check_array_shape(param, array, shape):
# def is_valid_python_name(name):
#     def __enter__(self):
#     def __exit__(self, *args):
#     def __init__(self, store_key, chunk_store):
#     def prepare_chunk(self):
#     def read_part(self, start, nitems):
#     def read_full(self):
# def retry_call(callabl: Callable,
#                args=None,
#                kwargs=None,
#                exceptions: Tuple[Any, ...] = (),
#                retries: int = 10,
#                wait: float = 0.1) -> Any:
# def all_equal(value: Any, array: Any):
# CHUNK_BASE = 256*1024  # Multiplier by which chunks are adjusted
# CHUNK_MIN = 128*1024  # Soft lower limit (128k)
# CHUNK_MAX = 64*1024*1024  # Hard upper limit
# class InfoReporter:
# class TreeNode:
# class TreeTraversal(Traversal):
# class TreeViewer:
# class NoLock:
# class PartialReadBuffer:


import re
import numpy as np
import pytest
from unittest import mock
from zarr.util import (all_equal, flatten, guess_chunks, human_readable_size, info_html_report,
                       info_text_report, is_total_slice, normalize_chunks,
                       normalize_dimension_separator,
                       normalize_fill_value, normalize_order,
                       normalize_resize_args, normalize_shape, retry_call,
                       tree_array_icon, tree_group_icon, tree_get_icon,
                       tree_widget)
        def __init__(self, pass_on=1):
            self.c = 0
            self.pass_on = pass_on

        def __call__(self):
            self.c += 1
            if self.c != self.pass_on:
                raise PermissionError()

    for x in range(1, 11):
        # Any number of failures less than 10 will be accepted.
        fixture = Fixture(pass_on=x)
        retry_call(fixture, exceptions=(PermissionError,), wait=0)
        assert fixture.c == x

    def fail(x):
        # Failures after 10 will cause an error to be raised.
        retry_call(Fixture(pass_on=x), exceptions=(Exception,), wait=0)

    for x in range(11, 15):
        pytest.raises(PermissionError, fail, x)


def test_flatten():
    assert list(flatten(['0', ['1', ['2', ['3', [4, ]]]]])) == ['0', '1', '2', '3', 4]
    assert list(flatten('foo')) == ['f', 'o', 'o']
    assert list(flatten(['foo'])) == ['foo']


def test_all_equal():

# Path: zarr/util.py
# def flatten(arg: Iterable) -> Iterable:
# def json_dumps(o: Any) -> bytes:
# def json_loads(s: str) -> Dict[str, Any]:
# def normalize_shape(shape) -> Tuple[int]:
# def guess_chunks(shape: Tuple[int, ...], typesize: int) -> Tuple[int, ...]:
# def normalize_chunks(
#     chunks: Any, shape: Tuple[int, ...], typesize: int
# ) -> Tuple[int, ...]:
# def normalize_dtype(dtype: Union[str, np.dtype], object_codec) -> Tuple[np.dtype, Any]:
# def is_total_slice(item, shape: Tuple[int]) -> bool:
# def normalize_resize_args(old_shape, *args):
# def human_readable_size(size) -> str:
# def normalize_order(order: str) -> str:
# def normalize_dimension_separator(sep: Optional[str]) -> Optional[str]:
# def normalize_fill_value(fill_value, dtype: np.dtype):
# def normalize_storage_path(path: Union[str, bytes, None]) -> str:
# def buffer_size(v) -> int:
# def info_text_report(items: Dict[Any, Any]) -> str:
# def info_html_report(items) -> str:
#     def __init__(self, obj):
#     def __repr__(self):
#     def _repr_html_(self):
#     def __init__(self, obj, depth=0, level=None):
#     def get_children(self):
#     def get_text(self):
#     def get_type(self):
#     def get_children(self, node):
#     def get_root(self, tree):
#     def get_text(self, node):
# def tree_get_icon(stype: str) -> str:
# def tree_widget_sublist(node, root=False, expand=False):
# def tree_widget(group, expand, level):
#     def __init__(self, group, expand=False, level=None):
#     def __bytes__(self):
#     def __unicode__(self):
#     def __repr__(self):
#     def _ipython_display_(self):
# def check_array_shape(param, array, shape):
# def is_valid_python_name(name):
#     def __enter__(self):
#     def __exit__(self, *args):
#     def __init__(self, store_key, chunk_store):
#     def prepare_chunk(self):
#     def read_part(self, start, nitems):
#     def read_full(self):
# def retry_call(callabl: Callable,
#                args=None,
#                kwargs=None,
#                exceptions: Tuple[Any, ...] = (),
#                retries: int = 10,
#                wait: float = 0.1) -> Any:
# def all_equal(value: Any, array: Any):
# CHUNK_BASE = 256*1024  # Multiplier by which chunks are adjusted
# CHUNK_MIN = 128*1024  # Soft lower limit (128k)
# CHUNK_MAX = 64*1024*1024  # Hard upper limit
# class InfoReporter:
# class TreeNode:
# class TreeTraversal(Traversal):
# class TreeViewer:
# class NoLock:
# class PartialReadBuffer:


# Path: zarr/tests/test_util.py
import re
import numpy as np
import pytest
from unittest import mock
from zarr.util import (all_equal, flatten, guess_chunks, human_readable_size, info_html_report,
                       info_text_report, is_total_slice, normalize_chunks,
                       normalize_dimension_separator,
                       normalize_fill_value, normalize_order,
                       normalize_resize_args, normalize_shape, retry_call,
                       tree_array_icon, tree_group_icon, tree_get_icon,
                       tree_widget)

        def __init__(self, pass_on=1):
            self.c = 0
            self.pass_on = pass_on

        def __call__(self):
            self.c += 1
            if self.c != self.pass_on:
                raise PermissionError()

    for x in range(1, 11):
        # Any number of failures less than 10 will be accepted.
        fixture = Fixture(pass_on=x)
        retry_call(fixture, exceptions=(PermissionError,), wait=0)
        assert fixture.c == x

    def fail(x):
        # Failures after 10 will cause an error to be raised.
        retry_call(Fixture(pass_on=x), exceptions=(Exception,), wait=0)

    for x in range(11, 15):
        pytest.raises(PermissionError, fail, x)


def test_flatten():
    assert list(flatten(['0', ['1', ['2', ['3', [4, ]]]]])) == ['0', '1', '2', '3', 4]
    assert list(flatten('foo')) == ['f', 'o', 'o']
    assert list(flatten(['foo'])) == ['foo']


def test_all_equal():

    assert all_equal(0, np.zeros((10, 10, 10)))