| import sys |
| import unittest |
|
|
| import Cython.Compiler.StringEncoding as StringEncoding |
|
|
|
|
| class StringEncodingTest(unittest.TestCase): |
| """ |
| Test the StringEncoding module. |
| """ |
| def test_string_contains_lone_surrogates(self): |
| self.assertFalse(StringEncoding.string_contains_lone_surrogates("abc")) |
| self.assertFalse(StringEncoding.string_contains_lone_surrogates("\uABCD")) |
| self.assertFalse(StringEncoding.string_contains_lone_surrogates("\N{SNOWMAN}")) |
|
|
| self.assertTrue(StringEncoding.string_contains_lone_surrogates("\uD800\uDFFF")) |
| obfuscated_surrogate_pair = ("\uDFFF" + "\uD800")[::-1] |
| self.assertTrue(StringEncoding.string_contains_lone_surrogates(obfuscated_surrogate_pair)) |
| self.assertTrue(StringEncoding.string_contains_lone_surrogates("\uD800")) |
| self.assertTrue(StringEncoding.string_contains_lone_surrogates("\uDFFF")) |
| self.assertTrue(StringEncoding.string_contains_lone_surrogates("\uDFFF\uD800")) |
| self.assertTrue(StringEncoding.string_contains_lone_surrogates("\uD800x\uDFFF")) |
|
|
| def test_string_contains_surrogates(self): |
| self.assertFalse(StringEncoding.string_contains_surrogates("abc")) |
| self.assertFalse(StringEncoding.string_contains_surrogates("\uABCD")) |
| self.assertFalse(StringEncoding.string_contains_surrogates("\N{SNOWMAN}")) |
|
|
| self.assertTrue(StringEncoding.string_contains_surrogates("\uD800")) |
| self.assertTrue(StringEncoding.string_contains_surrogates("\uDFFF")) |
| self.assertTrue(StringEncoding.string_contains_surrogates("\uD800\uDFFF")) |
| self.assertTrue(StringEncoding.string_contains_surrogates("\uDFFF\uD800")) |
| self.assertTrue(StringEncoding.string_contains_surrogates("\uD800x\uDFFF")) |
|
|
