evennia/lib/utils/tests.py

121 lines
No EOL
4.4 KiB
Python

import re
try:
from django.utils.unittest import TestCase
except ImportError:
from django.test import TestCase
from ansi import ANSIString
class ANSIStringTestCase(TestCase):
def checker(self, ansi, raw, clean):
"""
Verifies the raw and clean strings of an ANSIString match expected
output.
"""
self.assertEqual(unicode(ansi.clean()), clean)
self.assertEqual(unicode(ansi.raw()), raw)
def table_check(self, ansi, char, code):
"""
Verifies the indexes in an ANSIString match what they should.
"""
self.assertEqual(ansi._char_indexes, char)
self.assertEqual(ansi._code_indexes, code)
def test_instance(self):
"""
Make sure the ANSIString is always constructed correctly.
"""
clean = u'This isA{r testTest'
encoded = u'\x1b[1m\x1b[32mThis is\x1b[1m\x1b[31mA{r test\x1b[0mTest\x1b[0m'
target = ANSIString(r'{gThis is{rA{{r test{nTest{n')
char_table = [9, 10, 11, 12, 13, 14, 15, 25, 26, 27, 28, 29, 30, 31,
32, 37, 38, 39, 40]
code_table = [0, 1, 2, 3, 4, 5, 6, 7, 8, 16, 17, 18, 19, 20, 21, 22,
23, 24, 33, 34, 35, 36, 41, 42, 43, 44]
self.checker(target, encoded, clean)
self.table_check(target, char_table, code_table)
self.checker(ANSIString(target), encoded, clean)
self.table_check(ANSIString(target), char_table, code_table)
self.checker(ANSIString(encoded, decoded=True), encoded, clean)
self.table_check(ANSIString(encoded, decoded=True), char_table,
code_table)
self.checker(ANSIString('Test'), u'Test', u'Test')
self.table_check(ANSIString('Test'), [0, 1, 2, 3], [])
self.checker(ANSIString(''), u'', u'')
def test_slice(self):
"""
Verifies that slicing an ANSIString results in expected color code
distribution.
"""
target = ANSIString(r'{gTest{rTest{n')
result = target[:3]
self.checker(result, u'\x1b[1m\x1b[32mTes', u'Tes')
result = target[:4]
self.checker(result, u'\x1b[1m\x1b[32mTest\x1b[1m\x1b[31m', u'Test')
result = target[:]
self.checker(
result,
u'\x1b[1m\x1b[32mTest\x1b[1m\x1b[31mTest\x1b[0m',
u'TestTest')
result = target[:-1]
self.checker(
result,
u'\x1b[1m\x1b[32mTest\x1b[1m\x1b[31mTes',
u'TestTes')
result = target[0:0]
self.checker(
result,
u'',
u'')
def test_split(self):
"""
Verifies that re.split and .split behave similarly and that color
codes end up where they should.
"""
target = ANSIString("{gThis is {nA split string{g")
first = (u'\x1b[1m\x1b[32mThis is \x1b[0m', u'This is ')
second = (u'\x1b[1m\x1b[32m\x1b[0m split string\x1b[1m\x1b[32m',
u' split string')
re_split = re.split('A', target)
normal_split = target.split('A')
self.assertEqual(re_split, normal_split)
self.assertEqual(len(normal_split), 2)
self.checker(normal_split[0], *first)
self.checker(normal_split[1], *second)
def test_join(self):
"""
Verify that joining a set of ANSIStrings works.
"""
# This isn't the desired behavior, but the expected one. Python
# concatinates the in-memory representation with the built-in string's
# join.
l = [ANSIString("{gTest{r") for s in range(0, 3)]
# Force the generator to be evaluated.
result = "".join(l)
self.assertEqual(unicode(result), u'TestTestTest')
result = ANSIString("").join(l)
self.checker(result, u'\x1b[1m\x1b[32mTest\x1b[1m\x1b[31m\x1b[1m\x1b'
u'[32mTest\x1b[1m\x1b[31m\x1b[1m\x1b[32mTest'
u'\x1b[1m\x1b[31m', u'TestTestTest')
def test_len(self):
"""
Make sure that length reporting on ANSIStrings does not include
ANSI codes.
"""
self.assertEqual(len(ANSIString('{gTest{n')), 4)
def test_capitalize(self):
"""
Make sure that capitalization works. This is the simplest of the
_transform functions.
"""
target = ANSIString('{gtest{n')
result = u'\x1b[1m\x1b[32mTest\x1b[0m'
self.checker(target.capitalize(), result, u'Test')