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tests.py
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tests.py
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#!/usr/bin/python
# -*- coding: utf-8 -*-
import unittest
import six
from slpp import slpp
"""
Tests for slpp
"""
# Utility functions
def is_iterator(obj):
try:
iter(obj)
return True
except TypeError:
return False
def differ(value, origin):
if type(value) is not type(origin):
raise AssertionError('Types does not match: {0}, {1}'.format(type(value), type(origin)))
if isinstance(origin, dict):
for key, item in origin.items():
try:
differ(value[key], item)
except KeyError:
raise AssertionError('''{0} not match original: {1}; Key: {2}, item: {3}'''.format(
value, origin, key, item))
return
if isinstance(origin, six.string_types):
assert value == origin, '{0} not match original: {1}.'.format(value, origin)
return
if is_iterator(origin):
for i in range(0, len(origin)):
try:
differ(value[i], origin[i])
except IndexError:
raise AssertionError(
'{0} not match original: {1}. Item {2} not found'.format(
value, origin, origin[i]))
return
assert value == origin, '{0} not match original: {1}.'.format(value, origin)
class TestUtilityFunctions(unittest.TestCase):
def test_is_iterator(self):
self.assertTrue(is_iterator(list()))
self.assertFalse(is_iterator(int))
def test_differ(self):
# Same:
differ(1, 1)
differ([2, 3], [2, 3])
differ({'1': 3, '4': '6'}, {'4': '6', '1': 3})
differ('4', '4')
# Different:
self.assertRaises(AssertionError, differ, 1, 2)
self.assertRaises(AssertionError, differ, [2, 3], [3, 2])
self.assertRaises(AssertionError, differ, {'6': 4, '3': '1'}, {'4': '6', '1': 3})
self.assertRaises(AssertionError, differ, '4', 'no')
class TestSLPP(unittest.TestCase):
def test_numbers(self):
# Integer and float:
self.assertEqual(slpp.decode('3'), 3)
self.assertEqual(slpp.decode('4.1'), 4.1)
self.assertEqual(slpp.encode(3), '3')
self.assertEqual(slpp.encode(4.1), '4.1')
# Negative float:
self.assertEqual(slpp.decode('-0.45'), -0.45)
self.assertEqual(slpp.encode(-0.45), '-0.45')
# Scientific:
self.assertEqual(slpp.decode('3e-7'), 3e-7)
self.assertEqual(slpp.decode('-3.23e+17'), -3.23e+17)
self.assertEqual(slpp.encode(3e-7), '3e-07')
self.assertEqual(slpp.encode(-3.23e+17), '-3.23e+17')
# Hex:
self.assertEqual(slpp.decode('0x3a'), 0x3a)
differ(slpp.decode('''{
ID = 0x74fa4cae,
Version = 0x07c2,
Manufacturer = 0x21544948
}'''), {
'ID': 0x74fa4cae,
'Version': 0x07c2,
'Manufacturer': 0x21544948
})
def test_bool(self):
self.assertEqual(slpp.encode(True), 'true')
self.assertEqual(slpp.encode(False), 'false')
self.assertEqual(slpp.decode('true'), True)
self.assertEqual(slpp.decode('false'), False)
def test_nil(self):
self.assertEqual(slpp.encode(None), 'nil')
self.assertEqual(slpp.decode('nil'), None)
def test_table(self):
# Bracketed string key:
self.assertEqual(slpp.decode('{[10] = 1}'), {10: 1})
# Void table:
self.assertEqual(slpp.decode('{nil}'), {})
# Values-only table:
self.assertEqual(slpp.decode('{"10"}'), ["10"])
# Last zero
self.assertEqual(slpp.decode('{0, 1, 0}'), [0, 1, 0])
# Mixed encode
self.assertEqual(slpp.encode({'0': 0, 'name': 'john'}), '{\n\t["0"] = 0,\n\t["name"] = "john"\n}')
def test_string(self):
# Escape test:
self.assertEqual(slpp.decode(r"'test\'s string'"), "test's string")
# Add escaping on encode:
self.assertEqual(slpp.encode({'a': 'func("call()");'}), '{\n\t["a"] = "func(\\"call()\\");"\n}')
# Strings inside double brackets
longstr = ' ("word") . [ ["word"] . ["word"] . ("word" | "word" | "word" | "word") . ["word"] ] '
self.assertEqual(slpp.decode('[['+longstr+']]'), longstr)
self.assertEqual(slpp.decode('{ [0] = [['+longstr+']], [1] = "a"}'), [longstr, "a"])
def test_basic(self):
# No data loss:
data = '{ array = { 65, 23, 5 }, dict = { string = "value", array = { 3, 6, 4}, mixed = { 43, 54.3, false, string = "value", 9 } } }'
d = slpp.decode(data)
differ(d, slpp.decode(slpp.encode(d)))
def test_unicode(self):
if six.PY2:
self.assertEqual(slpp.encode(u'Привет'), '"\xd0\x9f\xd1\x80\xd0\xb8\xd0\xb2\xd0\xb5\xd1\x82"')
if six.PY3:
self.assertEqual(slpp.encode(u'Привет'), '"Привет"')
self.assertEqual(slpp.encode({'s': u'Привет'}), '{\n\t["s"] = "Привет"\n}')
def test_consistency(self):
def t(data):
d = slpp.decode(data);
self.assertEqual(d, slpp.decode(slpp.encode(d)))
t('{ 43, 54.3, false, string = "value", 9, [4] = 111, [1] = 222, [2.1] = "text" }')
t('{ 43, 54.3, false, 9, [5] = 111, [7] = 222 }')
t('{ [7] = 111, [5] = 222, 43, 54.3, false, 9 }')
t('{ 43, 54.3, false, 9, [4] = 111, [5] = 52.1 }')
t('{ [5] = 111, [4] = 52.1, 43, [3] = 54.3, false, 9 }')
t('{ [1] = 1, [2] = "2", 3, 4, [5] = 5 }')
def test_comments(self):
def t(data, res):
self.assertEqual(slpp.decode(data), res)
t('-- starting comment\n{\n["multiline_string"] = "A multiline string where one of the lines starts with\n-- two dashes",\n-- middle comment\n["another_multiline_string"] = "A multiline string where one of the lines starts with\n-- two dashes\nfollowed by another line",\n["trailing_comment"] = "A string with" -- a trailing comment\n}\n-- ending comment', {
"multiline_string": "A multiline string where one of the lines starts with\n-- two dashes",
"another_multiline_string": "A multiline string where one of the lines starts with\n-- two dashes\nfollowed by another line",
"trailing_comment": "A string with"
})
t('"--3"', '--3')
t('{\n["string"] = "A text\n--[[with\ncomment]]\n",\n--[[\n["comented"] = "string\nnewline",\n]]}', {
'string': 'A text\n--[[with\ncomment]]\n'
})
if __name__ == '__main__':
unittest.main()