mirror of
https://github.com/kovidgoyal/kitty.git
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53 lines
1.9 KiB
Python
53 lines
1.9 KiB
Python
#!/usr/bin/env python3
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# vim:fileencoding=utf-8
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# License: GPL v3 Copyright: 2020, Kovid Goyal <kovid at kovidgoyal.net>
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import sys
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import unittest
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from . import BaseTest
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_plat = sys.platform.lower()
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is_macos = 'darwin' in _plat
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class TestGLFW(BaseTest):
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@unittest.skipIf(is_macos, 'Skipping test on macOS because glfw-cocoa.so is not built with backend_utils')
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def test_utf_8_strndup(self):
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import os
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import ctypes
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base = os.path.dirname(os.path.abspath(__file__))
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backend_utils = os.path.join(base, '..', 'kitty', 'glfw-x11.so')
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if not os.path.exists(backend_utils):
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raise Exception('Module x11 not found')
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lib = ctypes.CDLL(backend_utils)
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utf_8_strndup = lib.utf_8_strndup
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utf_8_strndup.restype = ctypes.c_char_p
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utf_8_strndup.argtypes = (ctypes.c_char_p, ctypes.c_size_t)
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def test(string):
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string_bytes = bytes(string, 'utf-8')
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prev_part_bytes = b''
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prev_length_bytes = -1
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for length in range(len(string) + 1):
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part = string[:length]
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part_bytes = bytes(part, 'utf-8')
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length_bytes = len(part_bytes)
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for length_bytes_2 in range(prev_length_bytes + 1, length_bytes):
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self.ae(utf_8_strndup(string_bytes, length_bytes_2), prev_part_bytes)
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self.ae(utf_8_strndup(string_bytes, length_bytes), part_bytes)
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prev_part_bytes = part_bytes
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prev_length_bytes = length_bytes
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self.ae(utf_8_strndup(string_bytes, len(string_bytes) + 1), string_bytes) # Try to go one character after the end of the string
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self.ae(utf_8_strndup(None, 2), None)
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self.ae(utf_8_strndup(b'', 2), b'')
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test('ö')
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test('>a<')
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test('>ä<')
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test('>ế<')
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test('>𐍈<')
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test('∮ E⋅da = Q, n → ∞, 𐍈∑ f(i) = ∏ g(i)')
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