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pugixml/tests/test_document.cpp
2010-08-29 15:45:36 +00:00

810 lines
20 KiB
C++

#define _CRT_SECURE_NO_WARNINGS
#define _CRT_NONSTDC_NO_DEPRECATE 0
#include <string.h> // because Borland's STL is braindead, we have to include <string.h> _before_ <string> in order to get memcpy
#include "common.hpp"
#include "writer_string.hpp"
#include <stdio.h>
#include <stdlib.h>
#include <fstream>
#include <sstream>
#include <string>
#ifdef __MINGW32__
# include <io.h> // for unlink in C++0x mode
#endif
#if defined(__CELLOS_LV2__)
# include <unistd.h> // for unlink
#endif
TEST(document_create_empty)
{
pugi::xml_document doc;
CHECK_NODE(doc, STR(""));
}
TEST(document_create)
{
pugi::xml_document doc;
doc.append_child().set_name(STR("node"));
CHECK_NODE(doc, STR("<node />"));
}
#ifndef PUGIXML_NO_STL
TEST(document_load_stream)
{
pugi::xml_document doc;
std::istringstream iss("<node/>");
CHECK(doc.load(iss));
CHECK_NODE(doc, STR("<node />"));
}
TEST(document_load_stream_offset)
{
pugi::xml_document doc;
std::istringstream iss("<foobar> <node/>");
std::string s;
iss >> s;
CHECK(doc.load(iss));
CHECK_NODE(doc, STR("<node />"));
}
TEST(document_load_stream_text)
{
pugi::xml_document doc;
std::ifstream iss("tests/data/multiline.xml");
CHECK(doc.load(iss));
CHECK_NODE(doc, STR("<node1 /><node2 /><node3 />"));
}
TEST(document_load_stream_error)
{
pugi::xml_document doc;
std::ifstream fs1("filedoesnotexist");
CHECK(doc.load(fs1).status == status_io_error);
std::ifstream fs2("con");
CHECK(doc.load(fs2).status == status_io_error);
std::istringstream iss("<node/>");
test_runner::_memory_fail_threshold = 1;
CHECK(doc.load(iss).status == status_out_of_memory);
}
TEST(document_load_stream_empty)
{
std::istringstream iss;
pugi::xml_document doc;
doc.load(iss); // parse result depends on STL implementation
CHECK(!doc.first_child());
}
TEST(document_load_stream_wide)
{
pugi::xml_document doc;
std::basic_istringstream<wchar_t> iss(L"<node/>");
CHECK(doc.load(iss));
CHECK_NODE(doc, STR("<node />"));
}
#ifndef PUGIXML_NO_EXCEPTIONS
TEST(document_load_stream_exceptions)
{
pugi::xml_document doc;
// Windows has newline translation for text-mode files, so reading from this stream reaches eof and sets fail|eof bits.
// This test does not cause stream to throw an exception on Linux - I have no idea how to get read() to fail except
// newline translation.
std::ifstream iss("tests/data/multiline.xml");
iss.exceptions(std::ios::eofbit | std::ios::badbit | std::ios::failbit);
try
{
doc.load(iss);
CHECK(iss.good()); // if the exception was not thrown, stream reading should succeed without errors
}
catch (const std::ios_base::failure&)
{
CHECK(!doc.first_child());
}
}
#endif
TEST(document_load_stream_error_previous)
{
pugi::xml_document doc;
CHECK(doc.load(STR("<node/>")));
CHECK(doc.first_child());
std::ifstream fs1("filedoesnotexist");
CHECK(doc.load(fs1).status == status_io_error);
CHECK(!doc.first_child());
}
TEST(document_load_stream_wide_error_previous)
{
pugi::xml_document doc;
CHECK(doc.load(STR("<node/>")));
CHECK(doc.first_child());
std::basic_ifstream<wchar_t> fs1("filedoesnotexist");
CHECK(doc.load(fs1).status == status_io_error);
CHECK(!doc.first_child());
}
#endif
TEST(document_load_string)
{
pugi::xml_document doc;
CHECK(doc.load(STR("<node/>")));
CHECK_NODE(doc, STR("<node />"));
}
TEST(document_load_file)
{
pugi::xml_document doc;
CHECK(doc.load_file("tests/data/small.xml"));
CHECK_NODE(doc, STR("<node />"));
}
TEST(document_load_file_empty)
{
pugi::xml_document doc;
CHECK(doc.load_file("tests/data/empty.xml"));
CHECK(!doc.first_child());
}
TEST(document_load_file_large)
{
pugi::xml_document doc;
CHECK(doc.load_file("tests/data/large.xml"));
std::basic_string<pugi::char_t> str;
str += STR("<node>");
for (int i = 0; i < 10000; ++i) str += STR("<node />");
str += STR("</node>");
CHECK_NODE(doc, str.c_str());
}
TEST(document_load_file_error)
{
pugi::xml_document doc;
CHECK(doc.load_file("filedoesnotexist").status == status_file_not_found);
#ifdef _WIN32
CHECK(doc.load_file("con").status == status_io_error);
#endif
test_runner::_memory_fail_threshold = 1;
CHECK(doc.load_file("tests/data/small.xml").status == status_out_of_memory);
}
TEST(document_load_file_error_previous)
{
pugi::xml_document doc;
CHECK(doc.load(STR("<node/>")));
CHECK(doc.first_child());
CHECK(doc.load_file("filedoesnotexist").status == status_file_not_found);
CHECK(!doc.first_child());
}
TEST_XML(document_save, "<node/>")
{
xml_writer_string writer;
doc.save(writer, STR(""), pugi::format_no_declaration | pugi::format_raw, get_native_encoding());
CHECK(writer.as_string() == STR("<node />"));
}
#ifndef PUGIXML_NO_STL
TEST_XML(document_save_stream, "<node/>")
{
std::ostringstream oss;
doc.save(oss, STR(""), pugi::format_no_declaration | pugi::format_raw);
CHECK(oss.str() == "<node />");
}
TEST_XML(document_save_stream_wide, "<node/>")
{
std::basic_ostringstream<wchar_t> oss;
doc.save(oss, STR(""), pugi::format_no_declaration | pugi::format_raw);
CHECK(oss.str() == L"<node />");
}
#endif
TEST_XML(document_save_bom, "<n/>")
{
unsigned int flags = format_no_declaration | format_raw | format_write_bom;
// specific encodings
CHECK(test_save_narrow(doc, flags, encoding_utf8, "\xef\xbb\xbf<n />", 8));
CHECK(test_save_narrow(doc, flags, encoding_utf16_be, "\xfe\xff\x00<\x00n\x00 \x00/\x00>", 12));
CHECK(test_save_narrow(doc, flags, encoding_utf16_le, "\xff\xfe<\x00n\x00 \x00/\x00>\x00", 12));
CHECK(test_save_narrow(doc, flags, encoding_utf32_be, "\x00\x00\xfe\xff\x00\x00\x00<\x00\x00\x00n\x00\x00\x00 \x00\x00\x00/\x00\x00\x00>", 24));
CHECK(test_save_narrow(doc, flags, encoding_utf32_le, "\xff\xfe\x00\x00<\x00\x00\x00n\x00\x00\x00 \x00\x00\x00/\x00\x00\x00>\x00\x00\x00", 24));
// encodings synonyms
CHECK(save_narrow(doc, flags, encoding_utf16) == save_narrow(doc, flags, (is_little_endian() ? encoding_utf16_le : encoding_utf16_be)));
CHECK(save_narrow(doc, flags, encoding_utf32) == save_narrow(doc, flags, (is_little_endian() ? encoding_utf32_le : encoding_utf32_be)));
size_t wcharsize = sizeof(wchar_t);
CHECK(save_narrow(doc, flags, encoding_wchar) == save_narrow(doc, flags, (wcharsize == 2 ? encoding_utf16 : encoding_utf32)));
}
TEST_XML(document_save_declaration, "<node/>")
{
xml_writer_string writer;
doc.save(writer, STR(""), pugi::format_default, get_native_encoding());
CHECK(writer.as_string() == STR("<?xml version=\"1.0\"?>\n<node />\n"));
}
TEST(document_save_declaration_empty)
{
xml_document doc;
xml_writer_string writer;
doc.save(writer, STR(""), pugi::format_default, get_native_encoding());
CHECK(writer.as_string() == STR("<?xml version=\"1.0\"?>\n"));
}
TEST_XML(document_save_declaration_present_first, "<node/>")
{
doc.insert_child_before(node_declaration, doc.first_child()).append_attribute(STR("encoding")) = STR("utf8");
xml_writer_string writer;
doc.save(writer, STR(""), pugi::format_default, get_native_encoding());
CHECK(writer.as_string() == STR("<?xml encoding=\"utf8\"?>\n<node />\n"));
}
TEST_XML(document_save_declaration_present_second, "<node/>")
{
doc.insert_child_before(node_declaration, doc.first_child()).append_attribute(STR("encoding")) = STR("utf8");
doc.insert_child_before(node_comment, doc.first_child()).set_value(STR("text"));
xml_writer_string writer;
doc.save(writer, STR(""), pugi::format_default, get_native_encoding());
CHECK(writer.as_string() == STR("<!--text-->\n<?xml encoding=\"utf8\"?>\n<node />\n"));
}
TEST_XML(document_save_declaration_present_last, "<node/>")
{
doc.append_child(node_declaration).append_attribute(STR("encoding")) = STR("utf8");
xml_writer_string writer;
doc.save(writer, STR(""), pugi::format_default, get_native_encoding());
// node writer only looks for declaration before the first element child
CHECK(writer.as_string() == STR("<?xml version=\"1.0\"?>\n<node />\n<?xml encoding=\"utf8\"?>\n"));
}
TEST_XML(document_save_file, "<node/>")
{
#ifdef __unix
char path[] = "/tmp/pugiXXXXXX";
int fd = mkstemp(path);
CHECK(fd != -1);
#elif defined(__CELLOS_LV2__)
const char* path = ""; // no temporary file support
#else
const char* path = tmpnam(0);
#endif
CHECK(doc.save_file(path));
CHECK(doc.load_file(path, pugi::parse_default | pugi::parse_declaration));
CHECK_NODE(doc, STR("<?xml version=\"1.0\"?><node />"));
CHECK(unlink(path) == 0);
#ifdef __unix
CHECK(close(fd) == 0);
#endif
}
TEST_XML(document_save_file_error, "<node/>")
{
CHECK(!doc.save_file("tests/data/unknown/output.xml"));
}
TEST(document_load_buffer)
{
const pugi::char_t text[] = STR("<?xml?><node/>");
pugi::xml_document doc;
CHECK(doc.load_buffer(text, sizeof(text)));
CHECK_NODE(doc, STR("<node />"));
}
TEST(document_load_buffer_inplace)
{
pugi::char_t text[] = STR("<?xml?><node/>");
pugi::xml_document doc;
CHECK(doc.load_buffer_inplace(text, sizeof(text)));
CHECK_NODE(doc, STR("<node />"));
}
TEST(document_load_buffer_inplace_own)
{
allocation_function alloc = get_memory_allocation_function();
size_t size = strlen("<?xml?><node/>") * sizeof(pugi::char_t);
pugi::char_t* text = static_cast<pugi::char_t*>(alloc(size));
CHECK(text);
memcpy(text, STR("<?xml?><node/>"), size);
pugi::xml_document doc;
CHECK(doc.load_buffer_inplace_own(text, size));
CHECK_NODE(doc, STR("<node />"));
}
TEST(document_parse_result_bool)
{
xml_parse_result result;
result.status = status_ok;
CHECK(result);
CHECK(!!result);
CHECK(result == true);
for (int i = 1; i < 20; ++i)
{
result.status = (xml_parse_status)i;
CHECK(!result);
CHECK(result == false);
}
}
TEST(document_parse_result_description)
{
xml_parse_result result;
for (int i = 0; i < 20; ++i)
{
result.status = (xml_parse_status)i;
CHECK(result.description() != 0);
CHECK(result.description()[0] != 0);
}
}
TEST(document_load_fail)
{
xml_document doc;
CHECK(!doc.load(STR("<foo><bar/>")));
CHECK(doc.child(STR("foo")).child(STR("bar")));
}
inline void check_utftest_document(const xml_document& doc)
{
// ascii text
CHECK_STRING(doc.last_child().first_child().name(), STR("English"));
// check that we have parsed some non-ascii text
CHECK((unsigned)doc.last_child().last_child().name()[0] >= 0x80);
// check magic string
const pugi::char_t* v = doc.last_child().child(STR("Heavy")).previous_sibling().child_value();
#ifdef PUGIXML_WCHAR_MODE
CHECK(v[0] == 0x4e16 && v[1] == 0x754c && v[2] == 0x6709 && v[3] == 0x5f88 && v[4] == 0x591a && v[5] == 0x8bed && v[6] == 0x8a00);
// last character is a surrogate pair
unsigned int v7 = v[7];
size_t wcharsize = sizeof(wchar_t);
CHECK(wcharsize == 2 ? (v[7] == 0xd852 && v[8] == 0xdf62) : (v7 == 0x24b62));
#else
// unicode string
CHECK_STRING(v, "\xe4\xb8\x96\xe7\x95\x8c\xe6\x9c\x89\xe5\xbe\x88\xe5\xa4\x9a\xe8\xaf\xad\xe8\xa8\x80\xf0\xa4\xad\xa2");
#endif
}
TEST(document_load_file_convert_auto)
{
const char* files[] =
{
"tests/data/utftest_utf16_be.xml",
"tests/data/utftest_utf16_be_bom.xml",
"tests/data/utftest_utf16_be_nodecl.xml",
"tests/data/utftest_utf16_le.xml",
"tests/data/utftest_utf16_le_bom.xml",
"tests/data/utftest_utf16_le_nodecl.xml",
"tests/data/utftest_utf32_be.xml",
"tests/data/utftest_utf32_be_bom.xml",
"tests/data/utftest_utf32_be_nodecl.xml",
"tests/data/utftest_utf32_le.xml",
"tests/data/utftest_utf32_le_bom.xml",
"tests/data/utftest_utf32_le_nodecl.xml",
"tests/data/utftest_utf8.xml",
"tests/data/utftest_utf8_bom.xml",
"tests/data/utftest_utf8_nodecl.xml"
};
xml_encoding encodings[] =
{
encoding_utf16_be, encoding_utf16_be, encoding_utf16_be,
encoding_utf16_le, encoding_utf16_le, encoding_utf16_le,
encoding_utf32_be, encoding_utf32_be, encoding_utf32_be,
encoding_utf32_le, encoding_utf32_le, encoding_utf32_le,
encoding_utf8, encoding_utf8, encoding_utf8
};
for (unsigned int i = 0; i < sizeof(files) / sizeof(files[0]); ++i)
{
xml_document doc;
xml_parse_result res = doc.load_file(files[i]);
CHECK(res);
CHECK(res.encoding == encodings[i]);
check_utftest_document(doc);
}
}
TEST(document_load_file_convert_specific)
{
const char* files[] =
{
"tests/data/utftest_utf16_be.xml",
"tests/data/utftest_utf16_be_bom.xml",
"tests/data/utftest_utf16_be_nodecl.xml",
"tests/data/utftest_utf16_le.xml",
"tests/data/utftest_utf16_le_bom.xml",
"tests/data/utftest_utf16_le_nodecl.xml",
"tests/data/utftest_utf32_be.xml",
"tests/data/utftest_utf32_be_bom.xml",
"tests/data/utftest_utf32_be_nodecl.xml",
"tests/data/utftest_utf32_le.xml",
"tests/data/utftest_utf32_le_bom.xml",
"tests/data/utftest_utf32_le_nodecl.xml",
"tests/data/utftest_utf8.xml",
"tests/data/utftest_utf8_bom.xml",
"tests/data/utftest_utf8_nodecl.xml"
};
xml_encoding encodings[] =
{
encoding_utf16_be, encoding_utf16_be, encoding_utf16_be,
encoding_utf16_le, encoding_utf16_le, encoding_utf16_le,
encoding_utf32_be, encoding_utf32_be, encoding_utf32_be,
encoding_utf32_le, encoding_utf32_le, encoding_utf32_le,
encoding_utf8, encoding_utf8, encoding_utf8
};
for (unsigned int i = 0; i < sizeof(files) / sizeof(files[0]); ++i)
{
for (unsigned int j = 0; j < sizeof(files) / sizeof(files[0]); ++j)
{
xml_encoding encoding = encodings[j];
xml_document doc;
xml_parse_result res = doc.load_file(files[i], parse_default, encoding);
if (encoding == encodings[i])
{
CHECK(res);
CHECK(res.encoding == encoding);
check_utftest_document(doc);
}
else
{
// should not get past first tag
CHECK(!doc.first_child());
}
}
}
}
TEST(document_load_file_convert_native_endianness)
{
const char* files[2][6] =
{
{
"tests/data/utftest_utf16_be.xml",
"tests/data/utftest_utf16_be_bom.xml",
"tests/data/utftest_utf16_be_nodecl.xml",
"tests/data/utftest_utf32_be.xml",
"tests/data/utftest_utf32_be_bom.xml",
"tests/data/utftest_utf32_be_nodecl.xml",
},
{
"tests/data/utftest_utf16_le.xml",
"tests/data/utftest_utf16_le_bom.xml",
"tests/data/utftest_utf16_le_nodecl.xml",
"tests/data/utftest_utf32_le.xml",
"tests/data/utftest_utf32_le_bom.xml",
"tests/data/utftest_utf32_le_nodecl.xml",
}
};
xml_encoding encodings[] =
{
encoding_utf16, encoding_utf16, encoding_utf16,
encoding_utf32, encoding_utf32, encoding_utf32
};
for (unsigned int i = 0; i < sizeof(files[0]) / sizeof(files[0][0]); ++i)
{
const char* right_file = files[is_little_endian()][i];
const char* wrong_file = files[!is_little_endian()][i];
for (unsigned int j = 0; j < sizeof(encodings) / sizeof(encodings[0]); ++j)
{
xml_encoding encoding = encodings[j];
// check file with right endianness
{
xml_document doc;
xml_parse_result res = doc.load_file(right_file, parse_default, encoding);
if (encoding == encodings[i])
{
CHECK(res);
check_utftest_document(doc);
}
else
{
// should not get past first tag
CHECK(!doc.first_child());
}
}
// check file with wrong endianness
{
xml_document doc;
doc.load_file(wrong_file, parse_default, encoding);
CHECK(!doc.first_child());
}
}
}
}
static bool load_file_in_memory(const char* path, char*& data, size_t& size)
{
FILE* file = fopen(path, "rb");
if (!file) return false;
fseek(file, 0, SEEK_END);
size = (size_t)ftell(file);
fseek(file, 0, SEEK_SET);
data = new char[size];
CHECK(fread(data, 1, size, file) == size);
fclose(file);
return true;
}
TEST(document_contents_preserve)
{
struct file_t
{
const char* path;
xml_encoding encoding;
char* data;
size_t size;
};
file_t files[] =
{
{"tests/data/utftest_utf16_be_clean.xml", encoding_utf16_be, 0, 0},
{"tests/data/utftest_utf16_le_clean.xml", encoding_utf16_le, 0, 0},
{"tests/data/utftest_utf32_be_clean.xml", encoding_utf32_be, 0, 0},
{"tests/data/utftest_utf32_le_clean.xml", encoding_utf32_le, 0, 0},
{"tests/data/utftest_utf8_clean.xml", encoding_utf8, 0, 0}
};
// load files in memory
for (unsigned int i = 0; i < sizeof(files) / sizeof(files[0]); ++i)
{
CHECK(load_file_in_memory(files[i].path, files[i].data, files[i].size));
}
// convert each file to each format and compare bitwise
for (unsigned int src = 0; src < sizeof(files) / sizeof(files[0]); ++src)
{
for (unsigned int dst = 0; dst < sizeof(files) / sizeof(files[0]); ++dst)
{
// parse into document (preserve comments, declaration and whitespace pcdata)
xml_document doc;
CHECK(doc.load_buffer(files[src].data, files[src].size, parse_default | parse_ws_pcdata | parse_declaration | parse_comments));
// compare saved document with the original (raw formatting, without extra declaration, write bom if it was in original file)
CHECK(test_save_narrow(doc, format_raw | format_no_declaration | format_write_bom, files[dst].encoding, files[dst].data, files[dst].size));
}
}
// cleanup
for (unsigned int j = 0; j < sizeof(files) / sizeof(files[0]); ++j)
{
delete[] files[j].data;
}
}
static bool test_parse_fail(const void* buffer, size_t size, xml_encoding encoding = encoding_utf8)
{
// copy buffer to heap (to enable out-of-bounds checks)
void* temp = malloc(size);
memcpy(temp, buffer, size);
// check that this parses without buffer overflows (yielding an error)
xml_document doc;
bool result = doc.load_buffer_inplace(temp, size, parse_default, encoding);
free(temp);
return !result;
}
TEST(document_convert_invalid_utf8)
{
// invalid 1-byte input
CHECK(test_parse_fail("<\xb0", 2));
// invalid 2-byte input
CHECK(test_parse_fail("<\xc0", 2));
CHECK(test_parse_fail("<\xd0", 2));
// invalid 3-byte input
CHECK(test_parse_fail("<\xe2\x80", 3));
CHECK(test_parse_fail("<\xe2", 2));
// invalid 4-byte input
CHECK(test_parse_fail("<\xf2\x97\x98", 4));
CHECK(test_parse_fail("<\xf2\x97", 3));
CHECK(test_parse_fail("<\xf2", 2));
// invalid 5-byte input
CHECK(test_parse_fail("<\xf8", 2));
}
TEST(document_convert_invalid_utf16)
{
// check non-terminated degenerate handling
CHECK(test_parse_fail("\x00<\xda\x1d", 4, encoding_utf16_be));
CHECK(test_parse_fail("<\x00\x1d\xda", 4, encoding_utf16_le));
// check incorrect leading code
CHECK(test_parse_fail("\x00<\xde\x24", 4, encoding_utf16_be));
CHECK(test_parse_fail("<\x00\x24\xde", 4, encoding_utf16_le));
}
TEST(document_load_buffer_empty)
{
xml_encoding encodings[] =
{
encoding_auto,
encoding_utf8,
encoding_utf16_le,
encoding_utf16_be,
encoding_utf16,
encoding_utf32_le,
encoding_utf32_be,
encoding_utf32,
encoding_wchar
};
char buffer[1];
for (unsigned int i = 0; i < sizeof(encodings) / sizeof(encodings[0]); ++i)
{
xml_encoding encoding = encodings[i];
xml_document doc;
CHECK(doc.load_buffer(buffer, 0, parse_default, encoding) && !doc.first_child());
CHECK(doc.load_buffer(0, 0, parse_default, encoding) && !doc.first_child());
CHECK(doc.load_buffer_inplace(buffer, 0, parse_default, encoding) && !doc.first_child());
CHECK(doc.load_buffer_inplace(0, 0, parse_default, encoding) && !doc.first_child());
void* own_buffer = pugi::get_memory_allocation_function()(1);
CHECK(doc.load_buffer_inplace_own(own_buffer, 0, parse_default, encoding) && !doc.first_child());
CHECK(doc.load_buffer_inplace_own(0, 0, parse_default, encoding) && !doc.first_child());
}
}
TEST(document_progressive_truncation)
{
char* original_data;
size_t original_size;
CHECK(load_file_in_memory("tests/data/truncation.xml", original_data, original_size));
char* buffer = new char[original_size];
for (size_t i = 1; i < original_size; ++i)
{
char* truncated_data = buffer + original_size - i;
memcpy(truncated_data, original_data, i);
xml_document doc;
bool result = doc.load_buffer_inplace(truncated_data, i);
// some truncate locations are parseable - those that come after declaration, declaration + doctype, declaration + doctype + comment and eof
CHECK(((i - 21) < 3 || (i - 66) < 3 || (i - 95) < 3 || i >= 3325) ? result : !result);
}
delete[] buffer;
delete[] original_data;
}
TEST(document_load_buffer_short)
{
char* data = new char[4];
memcpy(data, "abcd", 4);
xml_document doc;
CHECK(doc.load_buffer(data, 4));
CHECK(doc.load_buffer(data + 1, 3));
CHECK(doc.load_buffer(data + 2, 2));
CHECK(doc.load_buffer(data + 3, 1));
CHECK(doc.load_buffer(data + 4, 0));
CHECK(doc.load_buffer(0, 0));
delete[] data;
}
TEST(document_load_buffer_inplace_short)
{
char* data = new char[4];
memcpy(data, "abcd", 4);
xml_document doc;
CHECK(doc.load_buffer_inplace(data, 4));
CHECK(doc.load_buffer_inplace(data + 1, 3));
CHECK(doc.load_buffer_inplace(data + 2, 2));
CHECK(doc.load_buffer_inplace(data + 3, 1));
CHECK(doc.load_buffer_inplace(data + 4, 0));
CHECK(doc.load_buffer_inplace(0, 0));
delete[] data;
}