boltons/tests/test_strutils.py

113 lines
3.9 KiB
Python

# -*- coding: utf-8 -*-
import re
import uuid
from unittest import TestCase
from boltons import strutils
def test_asciify():
ref = u'Beyoncé'
b = strutils.asciify(ref)
assert len(b) == len(b)
assert b[-1:].decode('ascii') == 'e'
def test_indent():
to_indent = '\nabc\ndef\n\nxyz\n'
ref = '\n abc\n def\n\n xyz\n'
assert strutils.indent(to_indent, ' ') == ref
def test_is_uuid():
assert strutils.is_uuid(uuid.uuid4()) == True
assert strutils.is_uuid(uuid.uuid4(), version=1) == False
assert strutils.is_uuid(str(uuid.uuid4())) == True
assert strutils.is_uuid(str(uuid.uuid4()), version=1) == False
assert strutils.is_uuid(set('garbage')) == False
def test_parse_int_list():
assert strutils.parse_int_list("1,3,5-8,10-11,15") == [1, 3, 5, 6, 7, 8, 10, 11, 15]
assert strutils.parse_int_list("1,3,5-8,10-11,15,") == [1, 3, 5, 6, 7, 8, 10, 11, 15]
assert strutils.parse_int_list(",1,3,5-8,10-11,15") == [1, 3, 5, 6, 7, 8, 10, 11, 15]
assert strutils.parse_int_list(" 1, 3 ,5-8,10-11,15 ") == [1, 3, 5, 6, 7, 8, 10, 11, 15]
assert strutils.parse_int_list("3,1,5-8,10-11,15") == [1, 3, 5, 6, 7, 8, 10, 11, 15]
assert strutils.parse_int_list("5-8") == [5, 6, 7, 8]
assert strutils.parse_int_list("8-5") == [5, 6, 7, 8]
def test_format_int_list():
assert strutils.format_int_list([1, 3, 5, 6, 7, 8, 10, 11, 15]) == '1,3,5-8,10-11,15'
assert strutils.format_int_list([5, 6, 7, 8]) == '5-8'
assert strutils.format_int_list([1, 3, 5, 6, 7, 8, 10, 11, 15], delim_space=True) == '1, 3, 5-8, 10-11, 15'
assert strutils.format_int_list([5, 6, 7, 8], delim_space=True) == '5-8'
class TestMultiReplace(TestCase):
def test_simple_substitutions(self):
"""Test replacing multiple values."""
m = strutils.MultiReplace({r'cat': 'kedi', r'purple': 'mor', })
self.assertEqual(m.sub('The cat is purple'), 'The kedi is mor')
def test_shortcut_function(self):
"""Test replacing multiple values."""
self.assertEqual(
strutils.multi_replace(
'The cat is purple',
{r'cat': 'kedi', r'purple': 'mor', }
),
'The kedi is mor'
)
def test_substitutions_in_word(self):
"""Test replacing multiple values that are substrings of a word."""
m = strutils.MultiReplace({r'cat': 'kedi', r'purple': 'mor', })
self.assertEqual(m.sub('Thecatispurple'), 'Thekediismor')
def test_sub_with_regex(self):
"""Test substitutions with a regular expression."""
m = strutils.MultiReplace({
r'cat': 'kedi',
r'purple': 'mor',
r'q\w+?t': 'dinglehopper'
}, regex=True)
self.assertEqual(
m.sub('The purple cat ate a quart of jelly'),
'The mor kedi ate a dinglehopper of jelly'
)
def test_sub_with_list(self):
"""Test substitutions from an iterable instead of a dictionary."""
m = strutils.MultiReplace([
(r'cat', 'kedi'),
(r'purple', 'mor'),
(r'q\w+?t', 'dinglehopper'),
], regex=True)
self.assertEqual(
m.sub('The purple cat ate a quart of jelly'),
'The mor kedi ate a dinglehopper of jelly'
)
def test_sub_with_compiled_regex(self):
"""Test substitutions where some regular expressiosn are compiled."""
exp = re.compile(r'q\w+?t')
m = strutils.MultiReplace([
(r'cat', 'kedi'),
(r'purple', 'mor'),
(exp, 'dinglehopper'),
])
self.assertEqual(
m.sub('The purple cat ate a quart of jelly'),
'The mor kedi ate a dinglehopper of jelly'
)
def test_substitutions_with_regex_chars(self):
"""Test replacing values that have special regex characters."""
m = strutils.MultiReplace({'cat.+': 'kedi', r'purple': 'mor', })
self.assertEqual(m.sub('The cat.+ is purple'), 'The kedi is mor')