# pylint: disable=redefined-outer-name,unused-variable,expression-not-assigned,singleton-comparison

from python_anvil.utils import build_batch_filenames, camel_to_snake, create_unique_id

def describe_build_batch_filenames():

def test_with_normal_filename():

gen = build_batch_filenames("somefile.txt")

assert next(gen) == "somefile-0.txt"

assert next(gen) == "somefile-1.txt"

def test_with_start_index():

gen = build_batch_filenames("somefile.txt", start_idx=100)

assert next(gen) == "somefile-100.txt"

assert next(gen) == "somefile-101.txt"

def test_with_separator():

gen = build_batch_filenames("somefile.txt", separator=":::")

assert next(gen) == "somefile:::0.txt"

def test_with_all():

gen = build_batch_filenames("somefile.txt", start_idx=555, separator=":::")

assert next(gen) == "somefile:::555.txt"

def describe_create_unique_id():

def test_no_prefix():

assert create_unique_id().startswith("field-")

def test_prefix():

prefix = "somePrefix+++--"

assert create_unique_id(prefix).startswith(prefix)

def describe_camel_to_snake():

def test_it():

assert camel_to_snake('oneToTwo') == 'one_to_two'

assert camel_to_snake('one') == 'one'

assert camel_to_snake('TwoTwo') == 'two_two'