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//usr/lib/python2.4/site-packages/ctypes/test/test_unicode.py
# coding: latin-1 import unittest import ctypes try: ctypes.c_wchar except AttributeError: pass else: import _ctypes_test dll = ctypes.CDLL(_ctypes_test.__file__) wcslen = dll.my_wcslen wcslen.argtypes = [ctypes.c_wchar_p] class UnicodeTestCase(unittest.TestCase): def setUp(self): self.prev_conv_mode = ctypes.set_conversion_mode("ascii", "strict") def tearDown(self): ctypes.set_conversion_mode(*self.prev_conv_mode) def test_ascii_strict(self): ctypes.set_conversion_mode("ascii", "strict") # no conversions take place with unicode arguments self.failUnlessEqual(wcslen(u"abc"), 3) self.failUnlessEqual(wcslen(u"ab\u2070"), 3) # string args are converted self.failUnlessEqual(wcslen("abc"), 3) self.failUnlessRaises(ctypes.ArgumentError, wcslen, "abä") def test_ascii_replace(self): ctypes.set_conversion_mode("ascii", "replace") self.failUnlessEqual(wcslen(u"abc"), 3) self.failUnlessEqual(wcslen(u"ab\u2070"), 3) self.failUnlessEqual(wcslen("abc"), 3) self.failUnlessEqual(wcslen("abä"), 3) def test_ascii_ignore(self): ctypes.set_conversion_mode("ascii", "ignore") self.failUnlessEqual(wcslen(u"abc"), 3) self.failUnlessEqual(wcslen(u"ab\u2070"), 3) # ignore error mode skips non-ascii characters self.failUnlessEqual(wcslen("abc"), 3) self.failUnlessEqual(wcslen("äöüß"), 0) def test_latin1_strict(self): ctypes.set_conversion_mode("latin-1", "strict") self.failUnlessEqual(wcslen(u"abc"), 3) self.failUnlessEqual(wcslen(u"ab\u2070"), 3) self.failUnlessEqual(wcslen("abc"), 3) self.failUnlessEqual(wcslen("äöüß"), 4) def test_buffers(self): ctypes.set_conversion_mode("ascii", "strict") buf = ctypes.create_unicode_buffer("abc") self.failUnlessEqual(len(buf), 3+1) ctypes.set_conversion_mode("ascii", "replace") buf = ctypes.create_unicode_buffer("abäöü") self.failUnlessEqual(buf[:], u"ab\uFFFD\uFFFD\uFFFD\0") ctypes.set_conversion_mode("ascii", "ignore") buf = ctypes.create_unicode_buffer("abäöü") # is that correct? not sure. But with 'ignore', you get what you pay for.. self.failUnlessEqual(buf[:], u"ab\0\0\0\0") import _ctypes_test func = ctypes.CDLL(_ctypes_test.__file__)._testfunc_p_p class StringTestCase(UnicodeTestCase): def setUp(self): self.prev_conv_mode = ctypes.set_conversion_mode("ascii", "strict") func.argtypes = [ctypes.c_char_p] func.restype = ctypes.c_char_p def tearDown(self): ctypes.set_conversion_mode(*self.prev_conv_mode) func.argtypes = None func.restype = ctypes.c_int def test_ascii_replace(self): ctypes.set_conversion_mode("ascii", "strict") self.failUnlessEqual(func("abc"), "abc") self.failUnlessEqual(func(u"abc"), "abc") self.assertRaises(ctypes.ArgumentError, func, u"abä") def test_ascii_ignore(self): ctypes.set_conversion_mode("ascii", "ignore") self.failUnlessEqual(func("abc"), "abc") self.failUnlessEqual(func(u"abc"), "abc") self.failUnlessEqual(func(u"äöüß"), "") def test_ascii_replace(self): ctypes.set_conversion_mode("ascii", "replace") self.failUnlessEqual(func("abc"), "abc") self.failUnlessEqual(func(u"abc"), "abc") self.failUnlessEqual(func(u"äöüß"), "????") def test_buffers(self): ctypes.set_conversion_mode("ascii", "strict") buf = ctypes.create_string_buffer(u"abc") self.failUnlessEqual(len(buf), 3+1) ctypes.set_conversion_mode("ascii", "replace") buf = ctypes.create_string_buffer(u"abäöü") self.failUnlessEqual(buf[:], "ab???\0") ctypes.set_conversion_mode("ascii", "ignore") buf = ctypes.create_string_buffer(u"abäöü") # is that correct? not sure. But with 'ignore', you get what you pay for.. self.failUnlessEqual(buf[:], "ab\0\0\0\0") if __name__ == '__main__': unittest.main()