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pugixml/tests/test_xpath.cpp
Arseny Kapoulkine c60ca94cdd tests: Fix MSVC 2022 build
Instead of trying to detect if we can safely use random shuffle simply reimplement it ourselves.
The quality of the RNG is not essential for these tests.
2022-02-15 20:23:05 -08:00

816 lines
32 KiB
C++

#ifndef PUGIXML_NO_XPATH
#include "test.hpp"
#include <string.h>
#include <wchar.h>
#include <string>
#include <vector>
#include <algorithm>
#include <limits>
using namespace pugi;
static void load_document_copy(xml_document& doc, const char_t* text)
{
xml_document source;
CHECK(source.load_string(text));
doc.append_copy(source.first_child());
}
template <typename T>
static void random_shuffle(std::vector<T>& v)
{
size_t rng = 2147483647;
for (size_t i = v.size() - 1; i > 0; --i)
{
// Fisher-Yates shuffle
size_t j = rng % (i + 1);
std::swap(v[j], v[i]);
// LCG RNG, constants from Numerical Recipes
rng = rng * 1664525 + 1013904223;
}
}
TEST(xpath_allocator_many_pages)
{
std::basic_string<char_t> query = STR("0");
for (int i = 0; i < 128; ++i) query += STR("+string-length('abcdefgh')");
CHECK_XPATH_NUMBER(xml_node(), query.c_str(), 1024);
}
TEST(xpath_allocator_large_page)
{
std::basic_string<char_t> query;
for (int i = 0; i < 1024; ++i) query += STR("abcdefgh");
CHECK_XPATH_NUMBER(xml_node(), (STR("string-length('") + query + STR("')")).c_str(), 8192);
}
TEST_XML(xpath_sort_complex, "<node><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2></node>")
{
// just some random union order, it should not matter probably?
xpath_node_set ns = doc.child(STR("node")).select_nodes(STR("child1 | child2 | child1/@* | . | child2/@* | child2/text()"));
ns.sort(false);
xpath_node_set sorted = ns;
ns.sort(true);
xpath_node_set reverse_sorted = ns;
xpath_node_set_tester(sorted, "sorted order failed") % 2 % 3 % 4 % 5 % 6 % 7 % 8;
xpath_node_set_tester(reverse_sorted, "reverse sorted order failed") % 8 % 7 % 6 % 5 % 4 % 3 % 2;
}
TEST(xpath_sort_complex_copy) // copy the document so that document order optimization does not work
{
xml_document doc;
load_document_copy(doc, STR("<node><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2></node>"));
// just some random union order, it should not matter probably?
xpath_node_set ns = doc.child(STR("node")).select_nodes(STR("child1 | child2 | child1/@* | . | child2/@* | child2/text()"));
ns.sort(false);
xpath_node_set sorted = ns;
ns.sort(true);
xpath_node_set reverse_sorted = ns;
xpath_node_set_tester(sorted, "sorted order failed") % 2 % 3 % 4 % 5 % 6 % 7 % 8;
xpath_node_set_tester(reverse_sorted, "reverse sorted order failed") % 8 % 7 % 6 % 5 % 4 % 3 % 2;
}
TEST_XML(xpath_sort_children, "<node><child><subchild id='1'/></child><child><subchild id='2'/></child></node>")
{
xpath_node_set ns = doc.child(STR("node")).select_nodes(STR("child/subchild[@id=1] | child/subchild[@id=2]"));
ns.sort(false);
xpath_node_set sorted = ns;
ns.sort(true);
xpath_node_set reverse_sorted = ns;
xpath_node_set_tester(sorted, "sorted order failed") % 4 % 7;
xpath_node_set_tester(reverse_sorted, "reverse sorted order failed") % 7 % 4;
}
TEST(xpath_sort_children_copy) // copy the document so that document order optimization does not work
{
xml_document doc;
load_document_copy(doc, STR("<node><child><subchild id='1'/></child><child><subchild id='2'/></child></node>"));
xpath_node_set ns = doc.child(STR("node")).select_nodes(STR("child/subchild[@id=1] | child/subchild[@id=2]"));
ns.sort(false);
xpath_node_set sorted = ns;
ns.sort(true);
xpath_node_set reverse_sorted = ns;
xpath_node_set_tester(sorted, "sorted order failed") % 4 % 7;
xpath_node_set_tester(reverse_sorted, "reverse sorted order failed") % 7 % 4;
}
TEST_XML(xpath_sort_attributes, "<node/>")
{
xml_node n = doc.child(STR("node"));
// we need to insert attributes manually since unsorted node sets are (always?) sorted via pointers because of remove_duplicates,
// so we need to have different document and pointer order to cover all comparator cases
n.append_attribute(STR("attr2"));
n.append_attribute(STR("attr3"));
n.insert_attribute_before(STR("attr1"), n.attribute(STR("attr2")));
xpath_node_set ns = n.select_nodes(STR("@* | @*"));
ns.sort(true);
xpath_node_set reverse_sorted = ns;
ns.sort(false);
xpath_node_set sorted = ns;
xpath_node_set_tester(sorted, "sorted order failed") % 3 % 4 % 5;
xpath_node_set_tester(reverse_sorted, "reverse sorted order failed") % 5 % 4 % 3;
}
TEST_XML(xpath_sort_attributes_docorder, "<node attr1='' attr2='value' attr4='value' />")
{
xml_node n = doc.child(STR("node"));
n.first_attribute().set_name(STR("attribute1"));
n.insert_attribute_after(STR("attr3"), n.attribute(STR("attr2")));
xpath_node_set ns = n.select_nodes(STR("@* | @*"));
ns.sort(true);
xpath_node_set reverse_sorted = ns;
ns.sort(false);
xpath_node_set sorted = ns;
xpath_node_set_tester(sorted, "sorted order failed") % 3 % 4 % 5 % 6;
xpath_node_set_tester(reverse_sorted, "reverse sorted order failed") % 6 % 5 % 4 % 3;
}
TEST(xpath_sort_random_medium)
{
xml_document doc;
load_document_copy(doc, STR("<node>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("</node>"));
xpath_node_set ns = doc.select_nodes(STR("//node() | //@*"));
std::vector<xpath_node> nsv(ns.begin(), ns.end());
random_shuffle(nsv);
xpath_node_set copy(&nsv[0], &nsv[0] + nsv.size());
copy.sort();
xpath_node_set_tester tester(copy, "sorted order failed");
for (unsigned int i = 2; i < 39; ++i) tester % i;
}
TEST(xpath_sort_random_large)
{
xml_document doc;
load_document_copy(doc, STR("<node>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2>")
STR("<child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2></node>"));
xpath_node_set ns = doc.select_nodes(STR("//node() | //@*"));
std::vector<xpath_node> nsv(ns.begin(), ns.end());
random_shuffle(nsv);
xpath_node_set copy(&nsv[0], &nsv[0] + nsv.size());
copy.sort();
xpath_node_set_tester tester(copy, "sorted order failed");
for (unsigned int i = 2; i < 129; ++i) tester % i;
}
TEST(xpath_long_numbers_parse)
{
const char_t* str_flt_max = STR("340282346638528860000000000000000000000");
const char_t* str_flt_max_dec = STR("340282346638528860000000000000000000000.000000");
const char_t* str_dbl_max = STR("179769313486231570000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000");
const char_t* str_dbl_max_dec = STR("179769313486231570000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.000000");
xml_node c;
// check parsing
CHECK_XPATH_NUMBER(c, str_flt_max, double(std::numeric_limits<float>::max()));
CHECK_XPATH_NUMBER(c, str_flt_max_dec, double(std::numeric_limits<float>::max()));
CHECK_XPATH_NUMBER(c, str_dbl_max, std::numeric_limits<double>::max());
CHECK_XPATH_NUMBER(c, str_dbl_max_dec, std::numeric_limits<double>::max());
}
static bool test_xpath_string_prefix(const xml_node& node, const char_t* query, const char_t* expected, size_t match_length)
{
xpath_query q(query);
char_t result[32];
size_t size = q.evaluate_string(result, sizeof(result) / sizeof(result[0]), node);
size_t expected_length = std::char_traits<char_t>::length(expected);
return size == expected_length + 1 && std::char_traits<char_t>::compare(result, expected, match_length) == 0;
}
TEST(xpath_long_numbers_stringize)
{
const char_t* str_flt_max = STR("340282346638528860000000000000000000000");
const char_t* str_flt_max_dec = STR("340282346638528860000000000000000000000.000000");
const char_t* str_dbl_max = STR("179769313486231570000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000");
const char_t* str_dbl_max_dec = STR("179769313486231570000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.000000");
xml_node c;
CHECK(test_xpath_string_prefix(c, str_flt_max, str_flt_max, 15));
CHECK(test_xpath_string_prefix(c, str_flt_max_dec, str_flt_max, 15));
CHECK(test_xpath_string_prefix(c, str_dbl_max, str_dbl_max, 15));
CHECK(test_xpath_string_prefix(c, str_dbl_max_dec, str_dbl_max, 15));
}
TEST(xpath_denorm_numbers)
{
std::basic_string<char_t> query;
// 10^-318 - double denormal
for (int i = 0; i < 106; ++i)
{
if (i != 0) query += STR(" * ");
query += STR("0.001");
}
// check if current fpu setup supports denormals
double denorm = xpath_query(query.c_str()).evaluate_number(xml_node());
if (denorm != 0.0)
{
CHECK_XPATH_STRING(xml_node(), query.c_str(), STR("0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009999987484955998"));
}
}
TEST_XML(xpath_rexml_1, "<a><b><c id='a'/></b><c id='b'/></a>")
{
CHECK_XPATH_NODESET(doc, STR("//*[local-name()='c' and @id='b']")) % 6;
CHECK_XPATH_NODESET(doc, STR("//*[ local-name()='c' and @id='b' ]")) % 6;
CHECK_XPATH_NODESET(doc, STR("/a/c[@id]")) % 6;
CHECK_XPATH_NODESET(doc, STR("/a/c[(@id)]")) % 6;
CHECK_XPATH_NODESET(doc, STR("/a/c[ @id ]")) % 6;
CHECK_XPATH_NODESET(doc, STR("/a/c[ (@id) ]")) % 6;
CHECK_XPATH_NODESET(doc, STR("/a/c[( @id )]")) % 6;
CHECK_XPATH_NODESET(doc, STR("/a/c[ ( @id ) ]")) % 6;
CHECK_XPATH_NODESET(doc, STR("/a/c [ ( @id ) ] ")) % 6;
CHECK_XPATH_NODESET(doc, STR(" / a / c [ ( @id ) ] ")) % 6;
}
TEST_XML(xpath_rexml_2, "<a:x xmlns:a='1'><a:y p='p' q='q'><a:z>zzz</a:z></a:y></a:x>")
{
CHECK_XPATH_NODESET(doc, STR("a:x/a:y[@p='p' and @q='q']/a:z/text()")) % 8;
}
TEST_XML(xpath_rexml_3, "<article><section role='subdivision' id='1'><para>free flowing text.</para></section><section role='division'><section role='subdivision' id='2'><para>free flowing text.</para></section><section role='division'><para>free flowing text.</para></section></section></article>")
{
CHECK_XPATH_NODESET(doc, STR("//section[../self::section[@role=\"division\"]]")) % 10 % 15;
CHECK_XPATH_NODESET(doc, STR("//section[@role=\"subdivision\" and not(../self::section[@role=\"division\"])]")) % 3;
CHECK_XPATH_NODESET(doc, STR("//section[@role=\"subdivision\"][not(../self::section[@role=\"division\"])]")) % 3;
}
TEST_XML_FLAGS(xpath_rexml_4, "<a><b number='1' str='abc'>TEXT1</b><c number='1'/><c number='2' str='def'><b number='3'/><d number='1' str='abc'>TEXT2</d><b number='2'><!--COMMENT--></b></c></a>", parse_default | parse_comments)
{
CHECK_XPATH_NODESET(doc, STR("/descendant-or-self::node()[count(child::node()|following-sibling::node()|preceding-sibling::node())=0]")) % 6 % 17 % 20;
}
TEST_XML(xpath_rexml_5, "<a><b><c id='a'/></b><c id='b'/></a>")
{
CHECK_XPATH_FAIL(STR(".//[@id]"));
CHECK_XPATH_NODESET(doc, STR(".//self::*[@id]")) % 4 % 6;
CHECK_XPATH_NODESET(doc, STR(".//node()[@id]")) % 4 % 6;
}
TEST_XML(xpath_rexml_6, "<div><span><strong>a</strong></span><em>b</em></div>")
{
CHECK_XPATH_NODESET(doc, STR("//em|//strong")) % 4 % 6;
CHECK_XPATH_NODESET(doc, STR("//*[self::em | self::strong]")) % 4 % 6;
CHECK_XPATH_NODESET(doc, STR("//*[name()=\"em\" or name()=\"strong\"]")) % 4 % 6;
CHECK_XPATH_NODESET(doc, STR("//*[self::em or self::strong]")) % 4 % 6;
}
TEST_XML(xpath_xsl_list_1, "<input><type>whatever</type></input><input><type>text</type></input><input><type>select</type></input><input><type>something</type></input>")
{
// if I'm not last, and the next input/type isn't select
CHECK_XPATH_NODESET(doc, STR("input[type[parent::input/following-sibling::input[1]/type != 'select']]")) % 2 % 8;
CHECK_XPATH_NODESET(doc, STR("input[type[../following-sibling::input[1]/type != 'select']]")) % 2 % 8;
CHECK_XPATH_NODESET(doc, STR("input[position()+1]"));
}
TEST_XML(xpath_xsl_list_2, "<TR><TD id='1'>text1</TD><TD id='2'>text2</TD><TD id='3'>text3</TD><TD id='4'>text4</TD></TR>")
{
CHECK_XPATH_FAIL(STR(".[not(.=ancestor::TR/TD[15]/node())]"));
CHECK_XPATH_NODESET(doc.child(STR("TR")).find_child_by_attribute(STR("TD"), STR("id"), STR("1")).first_child(), STR("self::node()[not(.=ancestor::TR/TD[3]/node())]")) % 5;
CHECK_XPATH_NODESET(doc.child(STR("TR")).find_child_by_attribute(STR("TD"), STR("id"), STR("2")).first_child(), STR("self::node()[not(.=ancestor::TR/TD[3]/node())]")) % 8;
CHECK_XPATH_NODESET(doc.child(STR("TR")).find_child_by_attribute(STR("TD"), STR("id"), STR("3")).first_child(), STR("self::node()[not(.=ancestor::TR/TD[3]/node())]"));
CHECK_XPATH_NODESET(doc.child(STR("TR")).find_child_by_attribute(STR("TD"), STR("id"), STR("4")).first_child(), STR("self::node()[not(.=ancestor::TR/TD[3]/node())]")) % 14;
CHECK_XPATH_NODESET(doc.child(STR("TR")).find_child_by_attribute(STR("TD"), STR("id"), STR("1")), STR("node()[not(.=ancestor::TR/TD[3]/node())]")) % 5;
CHECK_XPATH_NODESET(doc.child(STR("TR")).find_child_by_attribute(STR("TD"), STR("id"), STR("2")), STR("node()[not(.=ancestor::TR/TD[3]/node())]")) % 8;
CHECK_XPATH_NODESET(doc.child(STR("TR")).find_child_by_attribute(STR("TD"), STR("id"), STR("3")), STR("node()[not(.=ancestor::TR/TD[3]/node())]"));
CHECK_XPATH_NODESET(doc.child(STR("TR")).find_child_by_attribute(STR("TD"), STR("id"), STR("4")), STR("node()[not(.=ancestor::TR/TD[3]/node())]")) % 14;
}
TEST_XML(xpath_star_token, "<node>0.5<section><child/><child/><child/><child/></section><section/></node>")
{
CHECK_XPATH_NODESET(doc, STR("//*[/* * 4]")) % 6 % 9;
CHECK_XPATH_NODESET(doc, STR("//*[/**4]")) % 6 % 9;
CHECK_XPATH_FAIL(STR("//*[/***4]"));
}
TEST(xpath_miscellaneous)
{
CHECK_XPATH_FAIL(STR("/root/child[a=3]/substring(child::text())"));
CHECK_XPATH_NODESET(xml_node(), STR("foo/@FOO/@bar"));
}
TEST_XML(xpath_context_node, "<node>5</node>")
{
CHECK_XPATH_NODESET(doc, STR("node")) % 2;
CHECK_XPATH_BOOLEAN(doc, STR("node"), true);
CHECK_XPATH_NUMBER(doc, STR("node"), 5);
CHECK_XPATH_STRING(doc, STR("node"), STR("5"));
}
TEST_XML(xpath_context_position, "<node>5</node>")
{
CHECK_XPATH_NODESET(doc, STR("id(position() + last())"));
CHECK_XPATH_BOOLEAN(doc, STR("position() + last() = 2"), true);
CHECK_XPATH_NUMBER(doc, STR("position() + last()"), 2);
CHECK_XPATH_STRING(doc, STR("position() + last()"), STR("2"));
}
TEST(xpath_lexer_unknown_lexeme)
{
CHECK_XPATH_FAIL(STR("(^3))"));
CHECK_XPATH_FAIL(STR("(!3))"));
}
TEST(xpath_large_node_set)
{
xml_document doc;
CHECK(doc.load_file("tests/data/large.xml"));
xpath_node_set ns = doc.select_nodes(STR("//*"));
CHECK(ns.size() == 10001);
}
TEST(xpath_out_of_memory_query)
{
test_runner::_memory_fail_threshold = 1;
CHECK_ALLOC_FAIL(xpath_query q(STR("node")));
}
TEST_XML(xpath_out_of_memory_evaluate, "<n/>")
{
test_runner::_memory_fail_threshold = 4196 * sizeof(char_t) + 4096 * 2 + 32768;
std::basic_string<char_t> query = STR("*[concat(\"a\", \"");
query.resize(4196, 'a');
query += STR("\")]");
xpath_query q(query.c_str());
CHECK_ALLOC_FAIL(CHECK(q.evaluate_boolean(doc) == false));
CHECK_ALLOC_FAIL(CHECK_DOUBLE_NAN(q.evaluate_number(doc)));
#ifndef PUGIXML_NO_STL
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(doc).empty()));
#endif
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, doc) == 1));
CHECK_ALLOC_FAIL(CHECK(q.evaluate_node(doc) == xpath_node()));
CHECK_ALLOC_FAIL(CHECK(q.evaluate_node_set(doc).empty()));
}
TEST(xpath_out_of_memory_evaluate_concat)
{
test_runner::_memory_fail_threshold = 4196 * sizeof(char_t) + 4096 * 2;
std::basic_string<char_t> query = STR("concat(\"a\", \"");
query.resize(4196, 'a');
query += STR("\")");
xpath_query q(query.c_str());
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, xml_node()) == 1));
}
TEST(xpath_out_of_memory_evaluate_concat_list)
{
std::basic_string<char_t> query = STR("concat(");
for (size_t i = 0; i < 500; ++i)
query += STR("\"\",");
query += STR("\"\")");
xpath_query q(query.c_str());
test_runner::_memory_fail_threshold = 1;
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, xml_node()) == 1));
}
TEST(xpath_out_of_memory_evaluate_substring)
{
test_runner::_memory_fail_threshold = 4196 * sizeof(char_t) + 4096 * 2;
std::basic_string<char_t> query = STR("substring(\"");
query.resize(4196, 'a');
query += STR("\", 1, 4097)");
xpath_query q(query.c_str());
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, xml_node()) == 1));
}
TEST_XML(xpath_out_of_memory_evaluate_union, "<node />")
{
// left hand side: size * sizeof(xpath_node) (8 on 32-bit, 16 on 64-bit)
// right hand side: same
// to make sure that when we append right hand side to left hand side, we run out of an XPath stack page (4K), we need slightly more than 2K/8 = 256 nodes on 32-bit, 128 nodes on 64-bit
size_t count = sizeof(void*) == 4 ? 300 : 150;
for (size_t i = 0; i < count; ++i)
doc.first_child().append_child(STR("a"));
xpath_query q(STR("a|a"));
test_runner::_memory_fail_threshold = 1;
CHECK_ALLOC_FAIL(CHECK(q.evaluate_node_set(doc.child(STR("node"))).empty()));
}
TEST_XML(xpath_out_of_memory_evaluate_union_hash, "<node />")
{
// left hand side: size * sizeof(xpath_node) (8 on 32-bit, 16 on 64-bit)
// right hand side: same
// hash table: size * 1.5 * sizeof(void*)
// to make sure that when we append right hand side to left hand side, we do *not* run out of an XPath stack page (4K), we need slightly less than 2K/8 = 256 nodes on 32-bit, 128 nodes on 64-bit
size_t count = sizeof(void*) == 4 ? 200 : 100;
for (size_t i = 0; i < count; ++i)
doc.first_child().append_child(STR("a"));
xpath_query q(STR("a|a"));
test_runner::_memory_fail_threshold = 1;
CHECK_ALLOC_FAIL(CHECK(q.evaluate_node_set(doc.child(STR("node"))).empty()));
}
TEST_XML(xpath_out_of_memory_evaluate_predicate, "<node><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/><a/></node>")
{
test_runner::_memory_fail_threshold = 32768 + 4096 * 2;
xpath_query q(STR("//a[//a[//a[//a[true()]]]]"));
CHECK_ALLOC_FAIL(CHECK(q.evaluate_node_set(doc).empty()));
}
TEST_XML(xpath_out_of_memory_evaluate_normalize_space_0, "<node> a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z </node>")
{
test_runner::_memory_fail_threshold = 32768 + 4096 * 2;
xpath_query q(STR("concat(normalize-space(), normalize-space(), normalize-space(), normalize-space(), normalize-space(), normalize-space(), normalize-space(), normalize-space())"));
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, doc.first_child()) == 1));
}
TEST_XML(xpath_out_of_memory_evaluate_normalize_space_1, "<node> a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z </node>")
{
test_runner::_memory_fail_threshold = 32768 + 4096 * 2;
xpath_query q(STR("concat(normalize-space(node), normalize-space(node), normalize-space(node), normalize-space(node), normalize-space(node), normalize-space(node), normalize-space(node), normalize-space(node))"));
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, doc) == 1));
}
TEST_XML(xpath_out_of_memory_evaluate_translate, "<node> a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z </node>")
{
test_runner::_memory_fail_threshold = 32768 + 4096 * 2;
xpath_query q(STR("concat(translate(node, 'a', '\xe9'), translate(node, 'a', '\xe9'), translate(node, 'a', '\xe9'), translate(node, 'a', '\xe9'), translate(node, 'a', '\xe9'), translate(node, 'a', '\xe9'), translate(node, 'a', '\xe9'), translate(node, 'a', '\xe9'))"));
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, doc) == 1));
}
TEST_XML(xpath_out_of_memory_evaluate_translate_table, "<node> a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z a b c d e f g h i j k l m n o p q r s t u v w x y z </node>")
{
test_runner::_memory_fail_threshold = 32768 + 4096 * 2;
xpath_query q(STR("concat(translate(node, 'a', 'A'), translate(node, 'a', 'A'), translate(node, 'a', 'A'), translate(node, 'a', 'A'), translate(node, 'a', 'A'), translate(node, 'a', 'A'), translate(node, 'a', 'A'), translate(node, 'a', 'A'))"));
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, doc) == 1));
}
TEST(xpath_out_of_memory_evaluate_string_append)
{
test_runner::_memory_fail_threshold = 32768 + 4096 * 2;
std::basic_string<char_t> literal(5000, 'a');
std::basic_string<char_t> buf;
buf += STR("<n><c>text</c><c>");
buf += literal;
buf += STR("</c></n>");
xml_document doc;
CHECK(doc.load_buffer_inplace(&buf[0], buf.size() * sizeof(char_t)));
xpath_query q(STR("string(n)"));
CHECK(q);
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, doc) == 1));
}
TEST(xpath_out_of_memory_evaluate_number_to_string)
{
test_runner::_memory_fail_threshold = 4096 + 128;
xpath_variable_set vars;
vars.set(STR("x"), 1e+308);
xpath_query q(STR("concat($x, $x, $x, $x, $x, $x, $x, $x, $x, $x, $x, $x, $x, $x, $x, $x, $x)"), &vars);
CHECK_ALLOC_FAIL(CHECK(q.evaluate_string(0, 0, xml_node()) == 1));
}
TEST(xpath_memory_concat_massive)
{
xml_document doc;
xml_node node = doc.append_child(STR("node"));
for (int i = 0; i < 5000; ++i)
node.append_child(STR("c")).text().set(i % 10);
xpath_query q(STR("/"));
size_t size = q.evaluate_string(0, 0, node);
CHECK(size == 5001);
}
TEST_XML(xpath_memory_translate_table, "<node>a</node>")
{
test_runner::_memory_fail_threshold = 32768 + 4096 + 128;
// 128b per table => we need 32+ translate calls to exhaust a page
std::basic_string<char_t> query = STR("concat(");
for (int i = 0; i < 64; ++i)
query += STR("translate(.,'a','A'),");
query += STR("'')");
CHECK_ALLOC_FAIL(CHECK(!xpath_query(query.c_str())));
}
TEST_XML(xpath_sort_copy_share, "<node><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2></node>")
{
// copy sharing shares the name/value data for nodes that can potentially make document order optimization invalid (silently)
xml_node node = doc.child(STR("node"));
xml_node child1 = node.child(STR("child1"));
xml_node child2 = node.child(STR("child2"));
// swap child1 & child2
node.prepend_copy(child2);
node.append_copy(child1);
node.remove_child(child1);
node.remove_child(child2);
// just some random union order, it should not matter probably?
xpath_node_set ns = doc.child(STR("node")).select_nodes(STR("child1 | child2 | child1/@* | . | child2/@* | child2/text()"));
ns.sort(false);
xpath_node_set sorted = ns;
ns.sort(true);
xpath_node_set reverse_sorted = ns;
xpath_node_set_tester(sorted, "sorted order failed") % 2 % 3 % 4 % 5 % 6 % 7 % 8;
xpath_node_set_tester(reverse_sorted, "reverse sorted order failed") % 8 % 7 % 6 % 5 % 4 % 3 % 2;
}
TEST_XML(xpath_sort_move_share, "<node><child1 attr1='value1' attr2='value2'/><child2 attr1='value1'>test</child2></node>")
{
// moving changes the relation between name/value data and document order, this can potentially make document order optimization invalid (silently)
xml_node node = doc.child(STR("node"));
xml_node child1 = node.child(STR("child1"));
xml_node child2 = node.child(STR("child2"));
// swap child1 & child2
node.prepend_move(child2);
node.append_move(child1);
// just some random union order, it should not matter probably?
xpath_node_set ns = doc.child(STR("node")).select_nodes(STR("child1 | child2 | child1/@* | . | child2/@* | child2/text()"));
ns.sort(false);
xpath_node_set sorted = ns;
ns.sort(true);
xpath_node_set reverse_sorted = ns;
xpath_node_set_tester(sorted, "sorted order failed") % 2 % 3 % 4 % 5 % 6 % 7 % 8;
xpath_node_set_tester(reverse_sorted, "reverse sorted order failed") % 8 % 7 % 6 % 5 % 4 % 3 % 2;
}
TEST_XML(xpath_sort_append_buffer, "<node /><node />")
{
// append_buffer changes the relation between name/value data and document order, this can potentially make document order optimization invalid (silently)
const char* child1 = "<child1 attr1='value1' attr2='value2'/>";
const char* child2 = "<child2 attr1='value1'>test </child2>";
doc.last_child().append_buffer(child2, strlen(child2));
doc.first_child().append_buffer(child1, strlen(child1));
// just some random union order, it should not matter probably?
xpath_node_set ns = doc.select_nodes(STR("node/child1 | node/child2 | node/child1/@* | node/. | node/child2/@* | node/child2/text()"));
ns.sort(false);
xpath_node_set sorted = ns;
ns.sort(true);
xpath_node_set reverse_sorted = ns;
xpath_node_set_tester(sorted, "sorted order failed") % 2 % 3 % 4 % 5 % 6 % 7 % 8 % 9;
xpath_node_set_tester(reverse_sorted, "reverse sorted order failed") % 9 % 8 % 7 % 6 % 5 % 4 % 3 % 2;
}
TEST(xpath_sort_crossdoc)
{
xml_document doc1;
CHECK(doc1.load_string(STR("<node />")));
xml_document doc2;
CHECK(doc2.load_string(STR("<node />")));
xpath_node_set ns1 = doc1.select_nodes(STR("*"));
CHECK(ns1.size() == 1);
xpath_node_set ns2 = doc2.select_nodes(STR("*"));
CHECK(ns2.size() == 1);
xpath_variable_set set;
set.set(STR("ns1"), ns1);
set.set(STR("ns2"), ns2);
xpath_node_set ns = xpath_query(STR("$ns1 | $ns2"), &set).evaluate_node_set(xpath_node());
ns.sort();
CHECK(ns.size() == 2);
CHECK((ns[0] == ns1[0] && ns[1] == ns2[0]) || (ns[0] == ns2[0] && ns[1] == ns1[0]));
}
TEST(xpath_sort_crossdoc_dynamic)
{
xml_document doc1;
doc1.append_child(STR("node"));
xml_document doc2;
doc2.append_child(STR("node"));
xpath_node_set ns1 = doc1.select_nodes(STR("*"));
CHECK(ns1.size() == 1);
xpath_node_set ns2 = doc2.select_nodes(STR("*"));
CHECK(ns2.size() == 1);
xpath_variable_set set;
set.set(STR("ns1"), ns1);
set.set(STR("ns2"), ns2);
xpath_node_set ns = xpath_query(STR("$ns1 | $ns2"), &set).evaluate_node_set(xpath_node());
ns.sort();
CHECK(ns.size() == 2);
CHECK((ns[0] == ns1[0] && ns[1] == ns2[0]) || (ns[0] == ns2[0] && ns[1] == ns1[0]));
}
TEST(xpath_sort_crossdoc_different_depth)
{
xml_document doc1;
doc1.append_child(STR("node"));
xml_document doc2;
doc2.append_child(STR("node")).append_child(STR("node"));
xpath_node_set ns1 = doc1.select_nodes(STR("*"));
CHECK(ns1.size() == 1);
xpath_node_set ns2 = doc2.select_nodes(STR("*/*"));
CHECK(ns2.size() == 1);
xpath_variable_set set;
set.set(STR("ns1"), ns1);
set.set(STR("ns2"), ns2);
xpath_node_set ns = xpath_query(STR("$ns1 | $ns2"), &set).evaluate_node_set(xpath_node());
ns.sort();
CHECK(ns.size() == 2);
CHECK((ns[0] == ns1[0] && ns[1] == ns2[0]) || (ns[0] == ns2[0] && ns[1] == ns1[0]));
}
TEST_XML(xpath_sort_empty_node, "<node><child1/><child2/></node>")
{
xml_node n = doc.child(STR("node"));
xpath_node nodes[] = { n.child(STR("child2")), xml_node(), n.child(STR("child1")), xml_node() };
xpath_node_set ns(nodes, nodes + sizeof(nodes) / sizeof(nodes[0]));
ns.sort();
CHECK(!ns[0] && !ns[1] && ns[2] == nodes[2] && ns[3] == nodes[0]);
}
TEST(xpath_allocate_string_out_of_memory)
{
std::basic_string<char_t> query;
for (int i = 0; i < 1024; ++i) query += STR("abcdefgh");
test_runner::_memory_fail_threshold = 8*1024;
#ifndef __DMC__ // DigitalMars exception handling crashes instead of catching the exception...
CHECK_ALLOC_FAIL(CHECK(!xpath_query(query.c_str())));
#endif
}
TEST(xpath_remove_duplicates)
{
xml_document doc;
for (int i = 0; i < 20; ++i)
{
doc.append_child(STR("node2"));
doc.prepend_child(STR("node1"));
}
xpath_node_set ns = doc.select_nodes(STR("/node2/preceding::* | //node1 | /node() | /* | /node1/following-sibling::*"));
ns.sort();
{
xpath_node_set_tester tester(ns, "sorted order failed");
for (int i = 0; i < 40; ++i)
tester % (2 + i);
}
}
TEST(xpath_anonymous_nodes)
{
xml_document doc;
doc.append_child(node_element);
doc.append_child(node_pi);
CHECK_XPATH_NODESET(doc, STR("/name"));
CHECK_XPATH_NODESET(doc, STR("/processing-instruction('a')"));
CHECK_XPATH_NODESET(doc, STR("/ns:*"));
}
#endif