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evennia/evennia/utils/tests/test_utils.py
Griatch 4ef9f994db Ran black on sources
2020-04-20 09:23:44 +02:00

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"""
Unit tests for the utilities of the evennia.utils.utils module.
TODO: Not nearly all utilities are covered yet.
"""
import os.path
import random
import mock
from django.test import TestCase
from datetime import datetime
from evennia.utils.ansi import ANSIString
from evennia.utils import utils
class TestIsIter(TestCase):
def test_is_iter(self):
self.assertEqual(True, utils.is_iter([1, 2, 3, 4]))
self.assertEqual(False, utils.is_iter("This is not an iterable"))
class TestCrop(TestCase):
def test_crop(self):
# No text, return no text
self.assertEqual("", utils.crop("", width=10, suffix="[...]"))
# Input length equal to max width, no crop
self.assertEqual("0123456789", utils.crop("0123456789", width=10, suffix="[...]"))
# Input length greater than max width, crop (suffix included in width)
self.assertEqual("0123[...]", utils.crop("0123456789", width=9, suffix="[...]"))
# Input length less than desired width, no crop
self.assertEqual("0123", utils.crop("0123", width=9, suffix="[...]"))
# Width too small or equal to width of suffix
self.assertEqual("012", utils.crop("0123", width=3, suffix="[...]"))
self.assertEqual("01234", utils.crop("0123456", width=5, suffix="[...]"))
class TestDedent(TestCase):
def test_dedent(self):
# Empty string, return empty string
self.assertEqual("", utils.dedent(""))
# No leading whitespace
self.assertEqual("TestDedent", utils.dedent("TestDedent"))
# Leading whitespace, single line
self.assertEqual("TestDedent", utils.dedent(" TestDedent"))
# Leading whitespace, multi line
input_string = " hello\n world"
expected_string = "hello\nworld"
self.assertEqual(expected_string, utils.dedent(input_string))
class TestListToString(TestCase):
"""
Default function header from utils.py:
list_to_string(inlist, endsep="and", addquote=False)
Examples:
no endsep:
[1,2,3] -> '1, 2, 3'
with endsep=='and':
[1,2,3] -> '1, 2 and 3'
with addquote and endsep
[1,2,3] -> '"1", "2" and "3"'
"""
def test_list_to_string(self):
self.assertEqual("1, 2, 3", utils.list_to_string([1, 2, 3], endsep=""))
self.assertEqual('"1", "2", "3"', utils.list_to_string([1, 2, 3], endsep="", addquote=True))
self.assertEqual("1, 2 and 3", utils.list_to_string([1, 2, 3]))
self.assertEqual(
'"1", "2" and "3"', utils.list_to_string([1, 2, 3], endsep="and", addquote=True)
)
class TestMLen(TestCase):
"""
Verifies that m_len behaves like len in all situations except those
where MXP may be involved.
"""
def test_non_mxp_string(self):
self.assertEqual(utils.m_len("Test_string"), 11)
def test_mxp_string(self):
self.assertEqual(utils.m_len("|lclook|ltat|le"), 2)
def test_mxp_ansi_string(self):
self.assertEqual(utils.m_len(ANSIString("|lcl|gook|ltat|le|n")), 2)
def test_non_mxp_ansi_string(self):
self.assertEqual(utils.m_len(ANSIString("|gHello|n")), 5)
def test_list(self):
self.assertEqual(utils.m_len([None, None]), 2)
def test_dict(self):
self.assertEqual(utils.m_len({"hello": True, "Goodbye": False}), 2)
class TestTimeformat(TestCase):
"""
Default function header from utils.py:
time_format(seconds, style=0)
"""
def test_style_0(self):
"""Test the style 0 of time_format."""
self.assertEqual(utils.time_format(0, 0), "00:00")
self.assertEqual(utils.time_format(28, 0), "00:00")
self.assertEqual(utils.time_format(92, 0), "00:01")
self.assertEqual(utils.time_format(300, 0), "00:05")
self.assertEqual(utils.time_format(660, 0), "00:11")
self.assertEqual(utils.time_format(3600, 0), "01:00")
self.assertEqual(utils.time_format(3725, 0), "01:02")
self.assertEqual(utils.time_format(86350, 0), "23:59")
self.assertEqual(utils.time_format(86800, 0), "1d 00:06")
self.assertEqual(utils.time_format(130800, 0), "1d 12:20")
self.assertEqual(utils.time_format(530800, 0), "6d 03:26")
def test_style_1(self):
"""Test the style 1 of time_format."""
self.assertEqual(utils.time_format(0, 1), "0s")
self.assertEqual(utils.time_format(28, 1), "28s")
self.assertEqual(utils.time_format(92, 1), "1m")
self.assertEqual(utils.time_format(300, 1), "5m")
self.assertEqual(utils.time_format(660, 1), "11m")
self.assertEqual(utils.time_format(3600, 1), "1h")
self.assertEqual(utils.time_format(3725, 1), "1h")
self.assertEqual(utils.time_format(86350, 1), "23h")
self.assertEqual(utils.time_format(86800, 1), "1d")
self.assertEqual(utils.time_format(130800, 1), "1d")
self.assertEqual(utils.time_format(530800, 1), "6d")
def test_style_2(self):
"""Test the style 2 of time_format."""
self.assertEqual(utils.time_format(0, 2), "0 minutes")
self.assertEqual(utils.time_format(28, 2), "0 minutes")
self.assertEqual(utils.time_format(92, 2), "1 minute")
self.assertEqual(utils.time_format(300, 2), "5 minutes")
self.assertEqual(utils.time_format(660, 2), "11 minutes")
self.assertEqual(utils.time_format(3600, 2), "1 hour, 0 minutes")
self.assertEqual(utils.time_format(3725, 2), "1 hour, 2 minutes")
self.assertEqual(utils.time_format(86350, 2), "23 hours, 59 minutes")
self.assertEqual(utils.time_format(86800, 2), "1 day, 0 hours, 6 minutes")
self.assertEqual(utils.time_format(130800, 2), "1 day, 12 hours, 20 minutes")
self.assertEqual(utils.time_format(530800, 2), "6 days, 3 hours, 26 minutes")
def test_style_3(self):
"""Test the style 3 of time_format."""
self.assertEqual(utils.time_format(0, 3), "")
self.assertEqual(utils.time_format(28, 3), "28 seconds")
self.assertEqual(utils.time_format(92, 3), "1 minute 32 seconds")
self.assertEqual(utils.time_format(300, 3), "5 minutes 0 seconds")
self.assertEqual(utils.time_format(660, 3), "11 minutes 0 seconds")
self.assertEqual(utils.time_format(3600, 3), "1 hour, 0 minutes")
self.assertEqual(utils.time_format(3725, 3), "1 hour, 2 minutes 5 seconds")
self.assertEqual(utils.time_format(86350, 3), "23 hours, 59 minutes 10 seconds")
self.assertEqual(utils.time_format(86800, 3), "1 day, 0 hours, 6 minutes 40 seconds")
self.assertEqual(utils.time_format(130800, 3), "1 day, 12 hours, 20 minutes 0 seconds")
self.assertEqual(utils.time_format(530800, 3), "6 days, 3 hours, 26 minutes 40 seconds")
def test_style_4(self):
"""Test the style 4 of time_format."""
self.assertEqual(utils.time_format(0, 4), "0 seconds")
self.assertEqual(utils.time_format(28, 4), "28 seconds")
self.assertEqual(utils.time_format(92, 4), "a minute")
self.assertEqual(utils.time_format(300, 4), "5 minutes")
self.assertEqual(utils.time_format(660, 4), "11 minutes")
self.assertEqual(utils.time_format(3600, 4), "an hour")
self.assertEqual(utils.time_format(3725, 4), "an hour")
self.assertEqual(utils.time_format(86350, 4), "23 hours")
self.assertEqual(utils.time_format(86800, 4), "a day")
self.assertEqual(utils.time_format(130800, 4), "a day")
self.assertEqual(utils.time_format(530800, 4), "6 days")
self.assertEqual(utils.time_format(3030800, 4), "a month")
self.assertEqual(utils.time_format(7030800, 4), "2 months")
self.assertEqual(utils.time_format(40030800, 4), "a year")
self.assertEqual(utils.time_format(90030800, 4), "2 years")
def test_unknown_format(self):
"""Test that unknown formats raise exceptions."""
self.assertRaises(ValueError, utils.time_format, 0, 5)
self.assertRaises(ValueError, utils.time_format, 0, "u")
@mock.patch(
"evennia.utils.utils.timezone.now",
new=mock.MagicMock(return_value=datetime(2019, 8, 28, 21, 56)),
)
class TestDateTimeFormat(TestCase):
def test_datetimes(self):
dtobj = datetime(2017, 7, 26, 22, 54)
self.assertEqual(utils.datetime_format(dtobj), "Jul 26, 2017")
dtobj = datetime(2019, 7, 26, 22, 54)
self.assertEqual(utils.datetime_format(dtobj), "Jul 26")
dtobj = datetime(2019, 8, 28, 19, 54)
self.assertEqual(utils.datetime_format(dtobj), "19:54")
dtobj = datetime(2019, 8, 28, 21, 32)
self.assertEqual(utils.datetime_format(dtobj), "21:32:00")
class TestImportFunctions(TestCase):
def _t_dir_file(self, filename):
testdir = os.path.dirname(os.path.abspath(__file__))
return os.path.join(testdir, filename)
def test_mod_import(self):
loaded_mod = utils.mod_import("evennia.utils.ansi")
self.assertIsNotNone(loaded_mod)
def test_mod_import_invalid(self):
loaded_mod = utils.mod_import("evennia.utils.invalid_module")
self.assertIsNone(loaded_mod)
def test_mod_import_from_path(self):
test_path = self._t_dir_file("test_eveditor.py")
loaded_mod = utils.mod_import_from_path(test_path)
self.assertIsNotNone(loaded_mod)
def test_mod_import_from_path_invalid(self):
test_path = self._t_dir_file("invalid_filename.py")
loaded_mod = utils.mod_import_from_path(test_path)
self.assertIsNone(loaded_mod)
class LatinifyTest(TestCase):
def setUp(self):
super().setUp()
self.example_str = "It naïvely says, “plugh.”"
self.expected_output = 'It naively says, "plugh."'
def test_plain_string(self):
result = utils.latinify(self.example_str)
self.assertEqual(result, self.expected_output)
def test_byte_string(self):
byte_str = utils.to_bytes(self.example_str)
result = utils.latinify(byte_str)
self.assertEqual(result, self.expected_output)
class TestFormatGrid(TestCase):
maxDiff = None
def setUp(self):
# make the random only semi-random with a fixed seed
random.seed(1)
def tearDown(self):
# restore normal randomness
random.seed(None)
def _generate_elements(self, basewidth, variation, amount):
return [
"X" * max(1, basewidth + int(random.randint(-variation, variation)))
for _ in range(amount)
]
def test_even_grid(self):
"""Grid with small variations"""
elements = self._generate_elements(3, 1, 30)
rows = utils.format_grid(elements, width=78)
self.assertEqual(len(rows), 3)
self.assertTrue(all(len(row) == 78 for row in rows))
def test_disparate_grid(self):
"""Grid with big variations"""
elements = self._generate_elements(3, 15, 30)
rows = utils.format_grid(elements, width=82, sep=" ")
self.assertEqual(len(rows), 8)
self.assertTrue(all(len(row) == 82 for row in rows))
def test_huge_grid(self):
"""Grid with very long strings"""
elements = self._generate_elements(70, 20, 30)
rows = utils.format_grid(elements, width=78)
self.assertEqual(len(rows), 30)
self.assertTrue(all(len(row) == 78 for row in rows))
def test_overlap(self):
"""Grid with elements overlapping into the next slot"""
elements = (
"alias",
"batchcode",
"batchcommands",
"cmdsets",
"copy",
"cpattr",
"desc",
"destroy",
"dig",
"examine",
"find",
"force",
"lock",
)
rows = utils.format_grid(elements, width=78)
self.assertEqual(len(rows), 2)
for element in elements:
self.assertTrue(element in "\n".join(rows), f"element {element} is missing.")
def test_breakline(self):
"""Grid with line-long elements in middle"""
elements = self._generate_elements(6, 4, 30)
elements[10] = elements[20] = "-" * 78
rows = utils.format_grid(elements, width=78)
self.assertEqual(len(rows), 8)
for element in elements:
self.assertTrue(element in "\n".join(rows), f"element {element} is missing.")
class TestPercent(TestCase):
"""
Test the utils.percentage function.
"""
def test_ok_input(self):
result = utils.percent(3, 0, 10)
self.assertEqual(result, "30.0%")
result = utils.percent(2.5, 0, 5, formatting=None)
self.assertEqual(result, 50.0)
def test_bad_input(self):
"""Gracefully handle weird input."""
self.assertEqual(utils.percent(3, 10, 1), "0.0%")
self.assertEqual(utils.percent(3, None, 1), "100.0%")
self.assertEqual(utils.percent(1, 1, 1), "100.0%")
self.assertEqual(utils.percent(3, 1, 1), "0.0%")
self.assertEqual(utils.percent(3, 0, 1), "100.0%")
self.assertEqual(utils.percent(-3, 0, 1), "0.0%")
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