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Þ'¯°ÌME[YéïĵÂCå½ Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢ Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ] R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß ¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8 CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ àfPìð .wFšir´þ’2_Y *Æ€x\« ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1 2Ž‰$€$I$#‰SÞ’Hë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙimport unittest from ctypes import * from ctypes.test import need_symbol class StringArrayTestCase(unittest.TestCase): def test(self): BUF = c_char * 4 buf = BUF(b"a", b"b", b"c") self.assertEqual(buf.value, b"abc") self.assertEqual(buf.raw, b"abc\000") buf.value = b"ABCD" self.assertEqual(buf.value, b"ABCD") self.assertEqual(buf.raw, b"ABCD") buf.value = b"x" self.assertEqual(buf.value, b"x") self.assertEqual(buf.raw, b"x\000CD") buf[1] = b"Z" self.assertEqual(buf.value, b"xZCD") self.assertEqual(buf.raw, b"xZCD") self.assertRaises(ValueError, setattr, buf, "value", b"aaaaaaaa") self.assertRaises(TypeError, setattr, buf, "value", 42) def test_c_buffer_value(self): buf = c_buffer(32) buf.value = b"Hello, World" self.assertEqual(buf.value, b"Hello, World") self.assertRaises(TypeError, setattr, buf, "value", memoryview(b"Hello, World")) self.assertRaises(TypeError, setattr, buf, "value", memoryview(b"abc")) self.assertRaises(ValueError, setattr, buf, "raw", memoryview(b"x" * 100)) def test_c_buffer_raw(self): buf = c_buffer(32) buf.raw = memoryview(b"Hello, World") self.assertEqual(buf.value, b"Hello, World") self.assertRaises(TypeError, setattr, buf, "value", memoryview(b"abc")) self.assertRaises(ValueError, setattr, buf, "raw", memoryview(b"x" * 100)) def test_param_1(self): BUF = c_char * 4 buf = BUF() ## print c_char_p.from_param(buf) def test_param_2(self): BUF = c_char * 4 buf = BUF() ## print BUF.from_param(c_char_p("python")) ## print BUF.from_param(BUF(*"pyth")) def test_del_segfault(self): BUF = c_char * 4 buf = BUF() with self.assertRaises(AttributeError): del buf.raw @need_symbol('c_wchar') class WStringArrayTestCase(unittest.TestCase): def test(self): BUF = c_wchar * 4 buf = BUF("a", "b", "c") self.assertEqual(buf.value, "abc") buf.value = "ABCD" self.assertEqual(buf.value, "ABCD") buf.value = "x" self.assertEqual(buf.value, "x") buf[1] = "Z" self.assertEqual(buf.value, "xZCD") @unittest.skipIf(sizeof(c_wchar) < 4, "sizeof(wchar_t) is smaller than 4 bytes") def test_nonbmp(self): u = chr(0x10ffff) w = c_wchar(u) self.assertEqual(w.value, u) class StringTestCase(unittest.TestCase): @unittest.skip('test disabled') def test_basic_strings(self): cs = c_string("abcdef") # Cannot call len on a c_string any longer self.assertRaises(TypeError, len, cs) self.assertEqual(sizeof(cs), 7) # The value property is the string up to the first terminating NUL. self.assertEqual(cs.value, "abcdef") self.assertEqual(c_string("abc\000def").value, "abc") # The raw property is the total buffer contents: self.assertEqual(cs.raw, "abcdef\000") self.assertEqual(c_string("abc\000def").raw, "abc\000def\000") # We can change the value: cs.value = "ab" self.assertEqual(cs.value, "ab") self.assertEqual(cs.raw, "ab\000\000\000\000\000") cs.raw = "XY" self.assertEqual(cs.value, "XY") self.assertEqual(cs.raw, "XY\000\000\000\000\000") self.assertRaises(TypeError, c_string, "123") @unittest.skip('test disabled') def test_sized_strings(self): # New in releases later than 0.4.0: self.assertRaises(TypeError, c_string, None) # New in releases later than 0.4.0: # c_string(number) returns an empty string of size number self.assertEqual(len(c_string(32).raw), 32) self.assertRaises(ValueError, c_string, -1) self.assertRaises(ValueError, c_string, 0) # These tests fail, because it is no longer initialized ## self.assertEqual(c_string(2).value, "") ## self.assertEqual(c_string(2).raw, "\000\000") self.assertEqual(c_string(2).raw[-1], "\000") self.assertEqual(len(c_string(2).raw), 2) @unittest.skip('test disabled') def test_initialized_strings(self): self.assertEqual(c_string("ab", 4).raw[:2], "ab") self.assertEqual(c_string("ab", 4).raw[:2:], "ab") self.assertEqual(c_string("ab", 4).raw[:2:-1], "ba") self.assertEqual(c_string("ab", 4).raw[:2:2], "a") self.assertEqual(c_string("ab", 4).raw[-1], "\000") self.assertEqual(c_string("ab", 2).raw, "a\000") @unittest.skip('test disabled') def test_toolong(self): cs = c_string("abcdef") # Much too long string: self.assertRaises(ValueError, setattr, cs, "value", "123456789012345") # One char too long values: self.assertRaises(ValueError, setattr, cs, "value", "1234567") @unittest.skip('test disabled') def test_perf(self): check_perf() @need_symbol('c_wchar') class WStringTestCase(unittest.TestCase): def test_wchar(self): c_wchar("x") repr(byref(c_wchar("x"))) c_wchar("x") @unittest.skip('test disabled') def test_basic_wstrings(self): cs = c_wstring("abcdef") # XXX This behaviour is about to change: # len returns the size of the internal buffer in bytes. # This includes the terminating NUL character. self.assertEqual(sizeof(cs), 14) # The value property is the string up to the first terminating NUL. self.assertEqual(cs.value, "abcdef") self.assertEqual(c_wstring("abc\000def").value, "abc") self.assertEqual(c_wstring("abc\000def").value, "abc") # The raw property is the total buffer contents: self.assertEqual(cs.raw, "abcdef\000") self.assertEqual(c_wstring("abc\000def").raw, "abc\000def\000") # We can change the value: cs.value = "ab" self.assertEqual(cs.value, "ab") self.assertEqual(cs.raw, "ab\000\000\000\000\000") self.assertRaises(TypeError, c_wstring, "123") self.assertRaises(ValueError, c_wstring, 0) @unittest.skip('test disabled') def test_toolong(self): cs = c_wstring("abcdef") # Much too long string: self.assertRaises(ValueError, setattr, cs, "value", "123456789012345") # One char too long values: self.assertRaises(ValueError, setattr, cs, "value", "1234567") def run_test(rep, msg, func, arg): items = range(rep) from time import perf_counter as clock start = clock() for i in items: func(arg); func(arg); func(arg); func(arg); func(arg) stop = clock() print("%20s: %.2f us" % (msg, ((stop-start)*1e6/5/rep))) def check_perf(): # Construct 5 objects REP = 200000 run_test(REP, "c_string(None)", c_string, None) run_test(REP, "c_string('abc')", c_string, 'abc') # Python 2.3 -OO, win2k, P4 700 MHz: # # c_string(None): 1.75 us # c_string('abc'): 2.74 us # Python 2.2 -OO, win2k, P4 700 MHz: # # c_string(None): 2.95 us # c_string('abc'): 3.67 us if __name__ == '__main__': ## check_perf() unittest.main()