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Test attribute value of a predefined entity with a duff allocator

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This commit is contained in:
Rhodri James 2017-04-07 19:53:36 +01:00 committed by Sebastian Pipping
parent ee46bf0b44
commit 2ad7887d85
1 changed files with 34 additions and 0 deletions
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34
expat/tests/runtests.c
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@ -7413,6 +7413,39 @@ START_TEST(test_alloc_attribute_whitespace)
#undef MAX_ALLOC_COUNT
END_TEST
START_TEST(test_alloc_attribute_predefined_entity)
{
const char *text = "<doc a='&amp;'></doc>";
int i;
#define MAX_ALLOC_COUNT 10
int repeat = 0;
for (i = 0; i < MAX_ALLOC_COUNT; i++) {
/* Repeat some counts to defeat cached allocations */
if (i == 3 && repeat == 1) {
i -= 2;
repeat++;
}
else if ((i == 2 &&
(repeat == 0 || repeat == 2 || repeat == 3)) ||
(i == 3 && repeat == 4)) {
i--;
repeat++;
}
allocation_count = i;
if (_XML_Parse_SINGLE_BYTES(parser, text, strlen(text),
XML_TRUE) != XML_STATUS_ERROR)
break;
XML_ParserReset(parser, NULL);
}
if (i == 0)
fail("Parse succeeded despite failing allocator");
if (i == MAX_ALLOC_COUNT)
fail("Parse failed at maximum allocation count");
}
#undef MAX_ALLOC_COUNT
END_TEST
/* Test that a character reference at the end of a suitably long
* default value for an attribute can trigger pool growth, and recovers
* if the allocator fails on it.
@ -8322,6 +8355,7 @@ make_suite(void)
tcase_add_test(tc_alloc, test_alloc_comment_in_epilog);
tcase_add_test(tc_alloc, test_alloc_realloc_long_attribute_value);
tcase_add_test(tc_alloc, test_alloc_attribute_whitespace);
tcase_add_test(tc_alloc, test_alloc_attribute_predefined_entity);
tcase_add_test(tc_alloc, test_alloc_long_attr_default_with_char_ref);
tcase_add_test(tc_alloc, test_alloc_long_attr_value);