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mirror of https://github.com/zeux/pugixml.git synced 2024-12-25 20:14:10 +08:00
pugixml/tests/test_xpath_api.cpp
Arseny Kapoulkine 2e8a2a4e1c tests: Work around -Wself-move in new gcc
We do want to test self-move; fortunately, hiding the object reference
behind a separate pointer variable silences the warning.
2023-11-16 10:54:53 -08:00

647 lines
15 KiB
C++

#ifndef PUGIXML_NO_XPATH
#include <string.h> // because Borland's STL is braindead, we have to include <string.h> _before_ <string> in order to get memcmp
#include "test.hpp"
#include "helpers.hpp"
#include <string>
#include <vector>
using namespace pugi;
TEST_XML(xpath_api_select_nodes, "<node><head/><foo/><foo/><tail/></node>")
{
xpath_node_set ns1 = doc.select_nodes(STR("node/foo"));
xpath_query q(STR("node/foo"));
xpath_node_set ns2 = doc.select_nodes(q);
xpath_node_set_tester(ns1, "ns1") % 4 % 5;
xpath_node_set_tester(ns2, "ns2") % 4 % 5;
}
TEST_XML(xpath_api_select_node, "<node><head/><foo id='1'/><foo/><tail/></node>")
{
xpath_node n1 = doc.select_node(STR("node/foo"));
xpath_query q(STR("node/foo"));
xpath_node n2 = doc.select_node(q);
CHECK(n1.node().attribute(STR("id")).as_int() == 1);
CHECK(n2.node().attribute(STR("id")).as_int() == 1);
xpath_node n3 = doc.select_node(STR("node/bar"));
CHECK(!n3);
xpath_node n4 = doc.select_node(STR("node/head/following-sibling::foo"));
xpath_node n5 = doc.select_node(STR("node/tail/preceding-sibling::foo"));
CHECK(n4.node().attribute(STR("id")).as_int() == 1);
CHECK(n5.node().attribute(STR("id")).as_int() == 1);
}
TEST_XML(xpath_api_node_bool_ops, "<node attr='value'/>")
{
generic_bool_ops_test(doc.select_node(STR("node")));
generic_bool_ops_test(doc.select_node(STR("node/@attr")));
}
TEST_XML(xpath_api_node_eq_ops, "<node attr='value'/>")
{
generic_eq_ops_test(doc.select_node(STR("node")), doc.select_node(STR("node/@attr")));
}
TEST_XML(xpath_api_node_accessors, "<node attr='value'/>")
{
xpath_node null;
xpath_node node = doc.select_node(STR("node"));
xpath_node attr = doc.select_node(STR("node/@attr"));
CHECK(!null.node());
CHECK(!null.attribute());
CHECK(!null.parent());
CHECK(node.node() == doc.child(STR("node")));
CHECK(!node.attribute());
CHECK(node.parent() == doc);
CHECK(!attr.node());
CHECK(attr.attribute() == doc.child(STR("node")).attribute(STR("attr")));
CHECK(attr.parent() == doc.child(STR("node")));
}
inline void xpath_api_node_accessors_helper(const xpath_node_set& set)
{
CHECK(set.size() == 2);
CHECK(set.type() == xpath_node_set::type_sorted);
CHECK(!set.empty());
CHECK_STRING(set[0].node().name(), STR("foo"));
CHECK_STRING(set[1].node().name(), STR("foo"));
CHECK(set.first() == set[0]);
CHECK(set.begin() + 2 == set.end());
CHECK(set.begin()[0] == set[0] && set.begin()[1] == set[1]);
}
TEST_XML(xpath_api_nodeset_accessors, "<node><foo/><foo/></node>")
{
xpath_node_set null;
CHECK(null.size() == 0);
CHECK(null.type() == xpath_node_set::type_unsorted);
CHECK(null.empty());
CHECK(!null.first());
CHECK(null.begin() == null.end());
xpath_node_set set = doc.select_nodes(STR("node/foo"));
xpath_api_node_accessors_helper(set);
xpath_node_set copy = set;
xpath_api_node_accessors_helper(copy);
xpath_node_set assigned;
assigned = set;
xpath_api_node_accessors_helper(assigned);
xpath_node_set nullcopy = null;
}
TEST_XML(xpath_api_nodeset_copy, "<node><foo/><foo/></node>")
{
xpath_node_set empty;
xpath_node_set set = doc.select_nodes(STR("node/foo"));
xpath_node_set copy1 = set;
CHECK(copy1.size() == 2);
CHECK_STRING(copy1[0].node().name(), STR("foo"));
xpath_node_set copy2;
copy2 = set;
CHECK(copy2.size() == 2);
CHECK_STRING(copy2[0].node().name(), STR("foo"));
xpath_node_set copy3;
copy3 = set;
copy3 = xpath_node_set(copy3);
CHECK(copy3.size() == 2);
CHECK_STRING(copy3[0].node().name(), STR("foo"));
xpath_node_set copy4;
copy4 = set;
copy4 = copy1;
CHECK(copy4.size() == 2);
CHECK_STRING(copy4[0].node().name(), STR("foo"));
xpath_node_set copy5;
copy5 = set;
copy5 = empty;
CHECK(copy5.size() == 0);
}
TEST(xpath_api_nodeset_copy_empty)
{
xpath_node_set set;
xpath_node_set set2 = set;
xpath_node_set set3;
set3 = set;
}
TEST_XML(xpath_api_evaluate, "<node attr='3'/>")
{
xpath_query q(STR("node/@attr"));
CHECK(q.evaluate_boolean(doc));
CHECK(q.evaluate_number(doc) == 3);
char_t string[3];
CHECK(q.evaluate_string(string, 3, doc) == 2 && string[0] == '3' && string[1] == 0);
#ifndef PUGIXML_NO_STL
CHECK(q.evaluate_string(doc) == STR("3"));
#endif
xpath_node_set ns = q.evaluate_node_set(doc);
CHECK(ns.size() == 1 && ns[0].attribute() == doc.child(STR("node")).attribute(STR("attr")));
xpath_node nr = q.evaluate_node(doc);
CHECK(nr.attribute() == doc.child(STR("node")).attribute(STR("attr")));
}
TEST_XML(xpath_api_evaluate_attr, "<node attr='3'/>")
{
xpath_query q(STR("."));
xpath_node n(doc.child(STR("node")).attribute(STR("attr")), doc.child(STR("node")));
CHECK(q.evaluate_boolean(n));
CHECK(q.evaluate_number(n) == 3);
char_t string[3];
CHECK(q.evaluate_string(string, 3, n) == 2 && string[0] == '3' && string[1] == 0);
#ifndef PUGIXML_NO_STL
CHECK(q.evaluate_string(n) == STR("3"));
#endif
xpath_node_set ns = q.evaluate_node_set(n);
CHECK(ns.size() == 1 && ns[0] == n);
xpath_node nr = q.evaluate_node(n);
CHECK(nr == n);
}
#ifdef PUGIXML_NO_EXCEPTIONS
TEST_XML(xpath_api_evaluate_fail, "<node attr='3'/>")
{
xpath_query q(STR(""));
CHECK(q.evaluate_boolean(doc) == false);
CHECK_DOUBLE_NAN(q.evaluate_number(doc));
CHECK(q.evaluate_string(0, 0, doc) == 1); // null terminator
#ifndef PUGIXML_NO_STL
CHECK(q.evaluate_string(doc).empty());
#endif
CHECK(q.evaluate_node_set(doc).empty());
CHECK(!q.evaluate_node(doc));
}
#endif
TEST(xpath_api_evaluate_node_set_fail)
{
xpath_query q(STR("1"));
#ifdef PUGIXML_NO_EXCEPTIONS
CHECK(q.evaluate_node_set(xml_node()).empty());
#else
try
{
q.evaluate_node_set(xml_node());
CHECK_FORCE_FAIL("Expected exception");
}
catch (const xpath_exception&)
{
}
#endif
}
TEST(xpath_api_evaluate_node_fail)
{
xpath_query q(STR("1"));
#ifdef PUGIXML_NO_EXCEPTIONS
CHECK(!q.evaluate_node(xml_node()));
#else
try
{
q.evaluate_node(xml_node());
CHECK_FORCE_FAIL("Expected exception");
}
catch (const xpath_exception&)
{
}
#endif
}
TEST(xpath_api_evaluate_string)
{
xpath_query q(STR("\"0123456789\""));
std::basic_string<char_t> base = STR("xxxxxxxxxxxxxxxx");
// test for enough space
std::basic_string<char_t> s0 = base;
CHECK(q.evaluate_string(&s0[0], 16, xml_node()) == 11 && memcmp(&s0[0], STR("0123456789\0xxxxx"), 16 * sizeof(char_t)) == 0);
// test for just enough space
std::basic_string<char_t> s1 = base;
CHECK(q.evaluate_string(&s1[0], 11, xml_node()) == 11 && memcmp(&s1[0], STR("0123456789\0xxxxx"), 16 * sizeof(char_t)) == 0);
// test for just not enough space
std::basic_string<char_t> s2 = base;
CHECK(q.evaluate_string(&s2[0], 10, xml_node()) == 11 && memcmp(&s2[0], STR("012345678\0xxxxxx"), 16 * sizeof(char_t)) == 0);
// test for not enough space
std::basic_string<char_t> s3 = base;
CHECK(q.evaluate_string(&s3[0], 5, xml_node()) == 11 && memcmp(&s3[0], STR("0123\0xxxxxxxxxxx"), 16 * sizeof(char_t)) == 0);
// test for single character buffer
std::basic_string<char_t> s4 = base;
CHECK(q.evaluate_string(&s4[0], 1, xml_node()) == 11 && memcmp(&s4[0], STR("\0xxxxxxxxxxxxxxx"), 16 * sizeof(char_t)) == 0);
// test for empty buffer
std::basic_string<char_t> s5 = base;
CHECK(q.evaluate_string(&s5[0], 0, xml_node()) == 11 && memcmp(&s5[0], STR("xxxxxxxxxxxxxxxx"), 16 * sizeof(char_t)) == 0);
CHECK(q.evaluate_string(0, 0, xml_node()) == 11);
}
TEST(xpath_api_return_type)
{
#ifdef PUGIXML_NO_EXCEPTIONS
CHECK(xpath_query(STR("")).return_type() == xpath_type_none);
#endif
CHECK(xpath_query(STR("node")).return_type() == xpath_type_node_set);
CHECK(xpath_query(STR("1")).return_type() == xpath_type_number);
CHECK(xpath_query(STR("'s'")).return_type() == xpath_type_string);
CHECK(xpath_query(STR("true()")).return_type() == xpath_type_boolean);
}
TEST(xpath_api_query_bool)
{
xpath_query q(STR("node"));
CHECK(q);
CHECK((!q) == false);
}
#ifdef PUGIXML_NO_EXCEPTIONS
TEST(xpath_api_query_bool_fail)
{
xpath_query q(STR(""));
CHECK((q ? true : false) == false);
CHECK((!q) == true);
}
#endif
TEST(xpath_api_query_result)
{
xpath_query q(STR("node"));
CHECK(q.result());
CHECK(q.result().error == 0);
CHECK(q.result().offset == 0);
CHECK(strcmp(q.result().description(), "No error") == 0);
}
TEST(xpath_api_query_result_fail)
{
#ifndef PUGIXML_NO_EXCEPTIONS
try
{
#endif
xpath_query q(STR("//foo/child::/bar"));
#ifndef PUGIXML_NO_EXCEPTIONS
CHECK_FORCE_FAIL("Expected exception");
}
catch (const xpath_exception& q)
{
#endif
xpath_parse_result result = q.result();
CHECK(!result);
CHECK(result.error != 0 && result.error[0] != 0);
CHECK(result.description() == result.error);
CHECK(result.offset == 13);
#ifndef PUGIXML_NO_EXCEPTIONS
}
#endif
}
#ifndef PUGIXML_NO_EXCEPTIONS
TEST(xpath_api_exception_what)
{
try
{
xpath_query q(STR(""));
CHECK_FORCE_FAIL("Expected exception");
}
catch (const xpath_exception& e)
{
CHECK(e.what()[0] != 0);
}
}
#endif
TEST(xpath_api_node_set_ctor_out_of_memory)
{
test_runner::_memory_fail_threshold = 1;
xpath_node data[2];
CHECK_ALLOC_FAIL(xpath_node_set ns(data, data + 2));
}
TEST(xpath_api_node_set_copy_ctor_out_of_memory)
{
xpath_node data[2];
xpath_node_set ns(data, data + 2);
test_runner::_memory_fail_threshold = 1;
CHECK_ALLOC_FAIL(xpath_node_set copy = ns);
}
TEST_XML(xpath_api_node_set_assign_out_of_memory_preserve, "<node><a/><b/></node>")
{
xpath_node_set ns = doc.select_nodes(STR("node/*"));
CHECK(ns.size() == 2);
CHECK(ns.type() == xpath_node_set::type_sorted);
xpath_node_set nsall = doc.select_nodes(STR("//*"));
nsall.sort(true);
CHECK(nsall.size() == 3);
CHECK(nsall.type() == xpath_node_set::type_sorted_reverse);
test_runner::_memory_fail_threshold = 1;
CHECK_ALLOC_FAIL(ns = nsall);
CHECK(ns.size() == 2);
CHECK(ns.type() == xpath_node_set::type_sorted);
CHECK(ns[0] == doc.child(STR("node")).child(STR("a")) && ns[1] == doc.child(STR("node")).child(STR("b")));
}
TEST(xpath_api_empty)
{
xml_node c;
xpath_query q;
CHECK(!q);
CHECK(!q.evaluate_boolean(c));
}
#ifdef PUGIXML_HAS_MOVE
TEST_XML(xpath_api_nodeset_move_ctor, "<node><foo/><foo/><bar/></node>")
{
xpath_node_set set = doc.select_nodes(STR("node/bar/preceding::*"));
CHECK(set.size() == 2);
CHECK(set.type() == xpath_node_set::type_sorted_reverse);
test_runner::_memory_fail_threshold = 1;
xpath_node_set move = std::move(set);
CHECK(set.size() == 0);
CHECK(set.type() == xpath_node_set::type_unsorted);
CHECK(move.size() == 2);
CHECK(move.type() == xpath_node_set::type_sorted_reverse);
CHECK(move[1] == doc.first_child().first_child());
}
TEST_XML(xpath_api_nodeset_move_ctor_single, "<node><foo/><foo/><bar/></node>")
{
xpath_node_set set = doc.select_nodes(STR("node/bar"));
CHECK(set.size() == 1);
CHECK(set.type() == xpath_node_set::type_sorted);
test_runner::_memory_fail_threshold = 1;
xpath_node_set move = std::move(set);
CHECK(set.size() == 0);
CHECK(set.type() == xpath_node_set::type_unsorted);
CHECK(move.size() == 1);
CHECK(move.type() == xpath_node_set::type_sorted);
CHECK(move[0] == doc.first_child().last_child());
}
TEST(xpath_api_nodeset_move_ctor_empty)
{
xpath_node_set set;
set.sort();
CHECK(set.size() == 0);
CHECK(set.type() == xpath_node_set::type_sorted);
test_runner::_memory_fail_threshold = 1;
xpath_node_set move = std::move(set);
CHECK(set.size() == 0);
CHECK(set.type() == xpath_node_set::type_unsorted);
CHECK(move.size() == 0);
CHECK(move.type() == xpath_node_set::type_sorted);
}
TEST_XML(xpath_api_nodeset_move_assign, "<node><foo/><foo/><bar/></node>")
{
xpath_node_set set = doc.select_nodes(STR("node/bar/preceding::*"));
CHECK(set.size() == 2);
CHECK(set.type() == xpath_node_set::type_sorted_reverse);
test_runner::_memory_fail_threshold = 1;
xpath_node_set move;
CHECK(move.size() == 0);
CHECK(move.type() == xpath_node_set::type_unsorted);
move = std::move(set);
CHECK(set.size() == 0);
CHECK(set.type() == xpath_node_set::type_unsorted);
CHECK(move.size() == 2);
CHECK(move.type() == xpath_node_set::type_sorted_reverse);
CHECK(move[1] == doc.first_child().first_child());
}
TEST_XML(xpath_api_nodeset_move_assign_destroy, "<node><foo/><foo/><bar/></node>")
{
xpath_node_set set = doc.select_nodes(STR("node/bar/preceding::*"));
CHECK(set.size() == 2);
CHECK(set.type() == xpath_node_set::type_sorted_reverse);
xpath_node_set all = doc.select_nodes(STR("//*"));
CHECK(all.size() == 4);
test_runner::_memory_fail_threshold = 1;
all = std::move(set);
CHECK(set.size() == 0);
CHECK(set.type() == xpath_node_set::type_unsorted);
CHECK(all.size() == 2);
CHECK(all.type() == xpath_node_set::type_sorted_reverse);
CHECK(all[1] == doc.first_child().first_child());
}
TEST_XML(xpath_api_nodeset_move_assign_single, "<node><foo/><foo/><bar/></node>")
{
xpath_node_set set = doc.select_nodes(STR("node/bar"));
CHECK(set.size() == 1);
CHECK(set.type() == xpath_node_set::type_sorted);
test_runner::_memory_fail_threshold = 1;
xpath_node_set move;
CHECK(move.size() == 0);
CHECK(move.type() == xpath_node_set::type_unsorted);
move = std::move(set);
CHECK(set.size() == 0);
CHECK(set.type() == xpath_node_set::type_unsorted);
CHECK(move.size() == 1);
CHECK(move.type() == xpath_node_set::type_sorted);
CHECK(move[0] == doc.first_child().last_child());
}
TEST(xpath_api_nodeset_move_assign_empty)
{
xpath_node_set set;
set.sort();
CHECK(set.size() == 0);
CHECK(set.type() == xpath_node_set::type_sorted);
test_runner::_memory_fail_threshold = 1;
xpath_node_set move;
CHECK(move.size() == 0);
CHECK(move.type() == xpath_node_set::type_unsorted);
move = std::move(set);
CHECK(set.size() == 0);
CHECK(set.type() == xpath_node_set::type_unsorted);
CHECK(move.size() == 0);
CHECK(move.type() == xpath_node_set::type_sorted);
}
TEST_XML(xpath_api_nodeset_move_assign_self, "<node><foo/><foo/><bar/></node>")
{
xpath_node_set set = doc.select_nodes(STR("node/bar"));
CHECK(set.size() == 1);
CHECK(set.type() == xpath_node_set::type_sorted);
test_runner::_memory_fail_threshold = 1;
xpath_node_set* self = &set;
set = std::move(*self);
}
TEST(xpath_api_query_move)
{
xml_node c;
xpath_query q1(STR("true()"));
xpath_query q4(STR("true() and false()"));
test_runner::_memory_fail_threshold = 1;
CHECK(q1);
CHECK(q1.evaluate_boolean(c));
xpath_query q2 = std::move(q1);
CHECK(!q1);
CHECK(!q1.evaluate_boolean(c));
CHECK(q2);
CHECK(q2.evaluate_boolean(c));
xpath_query q3;
CHECK(!q3);
CHECK(!q3.evaluate_boolean(c));
q3 = std::move(q2);
CHECK(!q2);
CHECK(!q2.evaluate_boolean(c));
CHECK(q3);
CHECK(q3.evaluate_boolean(c));
CHECK(q4);
CHECK(!q4.evaluate_boolean(c));
q4 = std::move(q3);
CHECK(!q3);
CHECK(!q3.evaluate_boolean(c));
CHECK(q4);
CHECK(q4.evaluate_boolean(c));
xpath_query* q4self = &q4;
q4 = std::move(*q4self);
CHECK(q4);
CHECK(q4.evaluate_boolean(c));
}
TEST(xpath_api_query_vector)
{
std::vector<xpath_query> qv;
for (int i = 0; i < 10; ++i)
{
char_t expr[2];
expr[0] = char_t('0' + i);
expr[1] = 0;
qv.push_back(xpath_query(expr));
}
double result = 0;
for (size_t i = 0; i < qv.size(); ++i)
result += qv[i].evaluate_number(xml_node());
CHECK(result == 45);
}
#endif
#endif