Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1 | # xml.etree test for cElementTree |
Berker Peksag | 1e8ee9b | 2016-04-24 07:31:42 +0300 | [diff] [blame] | 2 | import struct |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 3 | from test import support |
Florent Xicluna | 6c3da6e | 2012-02-13 12:14:52 +0100 | [diff] [blame] | 4 | from test.support import import_fresh_module |
Eli Bendersky | e26fa1b | 2013-05-19 17:49:54 -0700 | [diff] [blame] | 5 | import types |
Victor Stinner | b3c9e07 | 2011-01-04 02:07:34 +0000 | [diff] [blame] | 6 | import unittest |
Fredrik Lundh | 9235ea4 | 2005-12-15 18:41:22 +0000 | [diff] [blame] | 7 | |
Eli Bendersky | 2368704 | 2013-02-26 05:53:23 -0800 | [diff] [blame] | 8 | cET = import_fresh_module('xml.etree.ElementTree', |
| 9 | fresh=['_elementtree']) |
| 10 | cET_alias = import_fresh_module('xml.etree.cElementTree', |
| 11 | fresh=['_elementtree', 'xml.etree']) |
Fredrik Lundh | 8911ca3d | 2005-12-16 22:07:17 +0000 | [diff] [blame] | 12 | |
Fredrik Lundh | 9235ea4 | 2005-12-15 18:41:22 +0000 | [diff] [blame] | 13 | |
Serhiy Storchaka | 18f018c | 2016-12-21 12:32:56 +0200 | [diff] [blame] | 14 | @unittest.skipUnless(cET, 'requires _elementtree') |
Victor Stinner | b3c9e07 | 2011-01-04 02:07:34 +0000 | [diff] [blame] | 15 | class MiscTests(unittest.TestCase): |
| 16 | # Issue #8651. |
Serhiy Storchaka | 4847e4e | 2014-01-10 13:37:54 +0200 | [diff] [blame] | 17 | @support.bigmemtest(size=support._2G + 100, memuse=1, dry_run=False) |
Victor Stinner | b3c9e07 | 2011-01-04 02:07:34 +0000 | [diff] [blame] | 18 | def test_length_overflow(self, size): |
Victor Stinner | b3c9e07 | 2011-01-04 02:07:34 +0000 | [diff] [blame] | 19 | data = b'x' * size |
| 20 | parser = cET.XMLParser() |
| 21 | try: |
| 22 | self.assertRaises(OverflowError, parser.feed, data) |
| 23 | finally: |
| 24 | data = None |
| 25 | |
Serhiy Storchaka | b6aa537 | 2015-11-23 08:42:25 +0200 | [diff] [blame] | 26 | def test_del_attribute(self): |
| 27 | element = cET.Element('tag') |
| 28 | |
| 29 | element.tag = 'TAG' |
| 30 | with self.assertRaises(AttributeError): |
| 31 | del element.tag |
| 32 | self.assertEqual(element.tag, 'TAG') |
| 33 | |
| 34 | with self.assertRaises(AttributeError): |
| 35 | del element.text |
| 36 | self.assertIsNone(element.text) |
| 37 | element.text = 'TEXT' |
| 38 | with self.assertRaises(AttributeError): |
| 39 | del element.text |
| 40 | self.assertEqual(element.text, 'TEXT') |
| 41 | |
| 42 | with self.assertRaises(AttributeError): |
| 43 | del element.tail |
| 44 | self.assertIsNone(element.tail) |
| 45 | element.tail = 'TAIL' |
| 46 | with self.assertRaises(AttributeError): |
| 47 | del element.tail |
| 48 | self.assertEqual(element.tail, 'TAIL') |
| 49 | |
| 50 | with self.assertRaises(AttributeError): |
| 51 | del element.attrib |
| 52 | self.assertEqual(element.attrib, {}) |
| 53 | element.attrib = {'A': 'B', 'C': 'D'} |
| 54 | with self.assertRaises(AttributeError): |
| 55 | del element.attrib |
| 56 | self.assertEqual(element.attrib, {'A': 'B', 'C': 'D'}) |
| 57 | |
Serhiy Storchaka | 18f018c | 2016-12-21 12:32:56 +0200 | [diff] [blame] | 58 | def test_trashcan(self): |
| 59 | # If this test fails, it will most likely die via segfault. |
| 60 | e = root = cET.Element('root') |
| 61 | for i in range(200000): |
| 62 | e = cET.SubElement(e, 'x') |
| 63 | del e |
| 64 | del root |
| 65 | support.gc_collect() |
| 66 | |
Eli Bendersky | 64d11e6 | 2012-06-15 07:42:50 +0300 | [diff] [blame] | 67 | |
Eli Bendersky | 292f9a8 | 2012-02-16 19:55:29 +0200 | [diff] [blame] | 68 | @unittest.skipUnless(cET, 'requires _elementtree') |
Eli Bendersky | 092af1f | 2012-03-04 07:14:03 +0200 | [diff] [blame] | 69 | class TestAliasWorking(unittest.TestCase): |
| 70 | # Test that the cET alias module is alive |
| 71 | def test_alias_working(self): |
| 72 | e = cET_alias.Element('foo') |
| 73 | self.assertEqual(e.tag, 'foo') |
Eli Bendersky | 092af1f | 2012-03-04 07:14:03 +0200 | [diff] [blame] | 74 | |
Eli Bendersky | 64d11e6 | 2012-06-15 07:42:50 +0300 | [diff] [blame] | 75 | |
Eli Bendersky | 092af1f | 2012-03-04 07:14:03 +0200 | [diff] [blame] | 76 | @unittest.skipUnless(cET, 'requires _elementtree') |
Eli Bendersky | e26fa1b | 2013-05-19 17:49:54 -0700 | [diff] [blame] | 77 | @support.cpython_only |
Eli Bendersky | da57819 | 2012-02-16 06:52:39 +0200 | [diff] [blame] | 78 | class TestAcceleratorImported(unittest.TestCase): |
| 79 | # Test that the C accelerator was imported, as expected |
| 80 | def test_correct_import_cET(self): |
Eli Bendersky | e26fa1b | 2013-05-19 17:49:54 -0700 | [diff] [blame] | 81 | # SubElement is a function so it retains _elementtree as its module. |
Eli Bendersky | 092af1f | 2012-03-04 07:14:03 +0200 | [diff] [blame] | 82 | self.assertEqual(cET.SubElement.__module__, '_elementtree') |
Eli Bendersky | da57819 | 2012-02-16 06:52:39 +0200 | [diff] [blame] | 83 | |
Florent Xicluna | e59a306 | 2012-02-16 23:17:31 +0100 | [diff] [blame] | 84 | def test_correct_import_cET_alias(self): |
Eli Bendersky | 092af1f | 2012-03-04 07:14:03 +0200 | [diff] [blame] | 85 | self.assertEqual(cET_alias.SubElement.__module__, '_elementtree') |
Florent Xicluna | e59a306 | 2012-02-16 23:17:31 +0100 | [diff] [blame] | 86 | |
Eli Bendersky | e26fa1b | 2013-05-19 17:49:54 -0700 | [diff] [blame] | 87 | def test_parser_comes_from_C(self): |
| 88 | # The type of methods defined in Python code is types.FunctionType, |
| 89 | # while the type of methods defined inside _elementtree is |
| 90 | # <class 'wrapper_descriptor'> |
| 91 | self.assertNotIsInstance(cET.Element.__init__, types.FunctionType) |
| 92 | |
Victor Stinner | b3c9e07 | 2011-01-04 02:07:34 +0000 | [diff] [blame] | 93 | |
Martin v. Löwis | bce1666 | 2012-06-17 10:41:22 +0200 | [diff] [blame] | 94 | @unittest.skipUnless(cET, 'requires _elementtree') |
Martin v. Löwis | 2b16844 | 2012-07-29 16:38:45 +0200 | [diff] [blame] | 95 | @support.cpython_only |
Martin v. Löwis | bce1666 | 2012-06-17 10:41:22 +0200 | [diff] [blame] | 96 | class SizeofTest(unittest.TestCase): |
| 97 | def setUp(self): |
Martin v. Löwis | 2b16844 | 2012-07-29 16:38:45 +0200 | [diff] [blame] | 98 | self.elementsize = support.calcobjsize('5P') |
Martin v. Löwis | bce1666 | 2012-06-17 10:41:22 +0200 | [diff] [blame] | 99 | # extra |
Serhiy Storchaka | 43036a6 | 2015-02-16 23:58:46 +0200 | [diff] [blame] | 100 | self.extra = struct.calcsize('PnnP4P') |
Martin v. Löwis | bce1666 | 2012-06-17 10:41:22 +0200 | [diff] [blame] | 101 | |
Martin v. Löwis | 2b16844 | 2012-07-29 16:38:45 +0200 | [diff] [blame] | 102 | check_sizeof = support.check_sizeof |
| 103 | |
Martin v. Löwis | bce1666 | 2012-06-17 10:41:22 +0200 | [diff] [blame] | 104 | def test_element(self): |
| 105 | e = cET.Element('a') |
Martin v. Löwis | 2b16844 | 2012-07-29 16:38:45 +0200 | [diff] [blame] | 106 | self.check_sizeof(e, self.elementsize) |
Martin v. Löwis | bce1666 | 2012-06-17 10:41:22 +0200 | [diff] [blame] | 107 | |
| 108 | def test_element_with_attrib(self): |
| 109 | e = cET.Element('a', href='about:') |
Martin v. Löwis | 2b16844 | 2012-07-29 16:38:45 +0200 | [diff] [blame] | 110 | self.check_sizeof(e, self.elementsize + self.extra) |
Martin v. Löwis | bce1666 | 2012-06-17 10:41:22 +0200 | [diff] [blame] | 111 | |
| 112 | def test_element_with_children(self): |
| 113 | e = cET.Element('a') |
| 114 | for i in range(5): |
| 115 | cET.SubElement(e, 'span') |
| 116 | # should have space for 8 children now |
Martin v. Löwis | 2b16844 | 2012-07-29 16:38:45 +0200 | [diff] [blame] | 117 | self.check_sizeof(e, self.elementsize + self.extra + |
| 118 | struct.calcsize('8P')) |
Martin v. Löwis | bce1666 | 2012-06-17 10:41:22 +0200 | [diff] [blame] | 119 | |
Fredrik Lundh | 9235ea4 | 2005-12-15 18:41:22 +0000 | [diff] [blame] | 120 | def test_main(): |
Serhiy Storchaka | e437a10 | 2016-04-24 21:41:02 +0300 | [diff] [blame] | 121 | from test import test_xml_etree |
Florent Xicluna | f15351d | 2010-03-13 23:24:31 +0000 | [diff] [blame] | 122 | |
| 123 | # Run the tests specific to the C implementation |
Eli Bendersky | 092af1f | 2012-03-04 07:14:03 +0200 | [diff] [blame] | 124 | support.run_unittest( |
| 125 | MiscTests, |
| 126 | TestAliasWorking, |
Martin v. Löwis | bce1666 | 2012-06-17 10:41:22 +0200 | [diff] [blame] | 127 | TestAcceleratorImported, |
| 128 | SizeofTest, |
Eli Bendersky | 092af1f | 2012-03-04 07:14:03 +0200 | [diff] [blame] | 129 | ) |
Victor Stinner | b3c9e07 | 2011-01-04 02:07:34 +0000 | [diff] [blame] | 130 | |
Florent Xicluna | a72a98f | 2012-02-13 11:03:30 +0100 | [diff] [blame] | 131 | # Run the same test suite as the Python module |
| 132 | test_xml_etree.test_main(module=cET) |
Eli Bendersky | 092af1f | 2012-03-04 07:14:03 +0200 | [diff] [blame] | 133 | |
Florent Xicluna | f15351d | 2010-03-13 23:24:31 +0000 | [diff] [blame] | 134 | |
Fredrik Lundh | 9235ea4 | 2005-12-15 18:41:22 +0000 | [diff] [blame] | 135 | if __name__ == '__main__': |
| 136 | test_main() |