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Add test case for nested entities with delayed interpretation

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This commit is contained in:
Berkay Eren Ürün 2024-09-20 17:05:40 +02:00
parent fabae41d28
commit e15cdd6c1f
1 changed files with 43 additions and 0 deletions
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43
expat/tests/basic_tests.c
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@ -5484,6 +5484,47 @@ START_TEST(test_deep_nested_attribute_entity) {
}
END_TEST
START_TEST(test_deep_nested_entity_delayed_interpretation) {
const size_t N_LINES = 70000;
const size_t SIZE_PER_LINE = 100;
char *const text = (char *)malloc((N_LINES + 4) * SIZE_PER_LINE);
if (text == NULL) {
fail("malloc failed");
}
char *textPtr = text;
// Create the XML
textPtr += snprintf(textPtr, SIZE_PER_LINE,
"<!DOCTYPE foo [\n"
" <!ENTITY %% s0 'deepText'>\n");
for (size_t i = 1; i < N_LINES; ++i) {
textPtr += snprintf(textPtr, SIZE_PER_LINE,
" <!ENTITY %% s%lu '&#37;s%lu;'>\n", (long unsigned)i,
(long unsigned)(i - 1));
}
snprintf(textPtr, SIZE_PER_LINE,
" <!ENTITY %% define_g \"<!ENTITY g '&#37;s%lu;'>\">\n"
" %%define_g;\n"
"]>\n"
"<foo/>\n",
(long unsigned)(N_LINES - 1));
XML_Parser parser = XML_ParserCreate(NULL);
XML_SetParamEntityParsing(parser, XML_PARAM_ENTITY_PARSING_ALWAYS);
if (_XML_Parse_SINGLE_BYTES(parser, text, (int)strlen(text), XML_TRUE)
== XML_STATUS_ERROR)
xml_failure(parser);
XML_ParserFree(parser);
free(text);
}
END_TEST
START_TEST(test_nested_entity_suspend) {
const char *const text = "<!DOCTYPE a [\n"
" <!ENTITY e1 '<!--e1-->'>\n"
@ -6386,6 +6427,8 @@ make_basic_test_case(Suite *s) {
test_pool_integrity_with_unfinished_attr);
tcase_add_test__if_xml_ge(tc_basic, test_deep_nested_entity);
tcase_add_test__if_xml_ge(tc_basic, test_deep_nested_attribute_entity);
tcase_add_test__if_xml_ge(tc_basic,
test_deep_nested_entity_delayed_interpretation);
tcase_add_test__if_xml_ge(tc_basic, test_nested_entity_suspend);
tcase_add_test__if_xml_ge(tc_basic, test_nested_entity_suspend_2);
tcase_add_test(tc_basic, test_big_tokens_scale_linearly);