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tests: Added tests for non-seekable streams

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git-svn-id: http://pugixml.googlecode.com/svn/trunk@810 99668b35-9821-0410-8761-19e4c4f06640
This commit is contained in:
arseny.kapoulkine 2011-07-19 15:20:39 +00:00
parent f3c29ef3d8
commit 39e6b2701d
1 changed files with 53 additions and 5 deletions
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58
tests/test_document.cpp
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@ -74,12 +74,9 @@ TEST(document_load_stream_error)
{
pugi::xml_document doc;
std::ifstream fs1("filedoesnotexist");
CHECK(doc.load(fs1).status == status_io_error);
std::ifstream fs("filedoesnotexist");
CHECK(doc.load(fs).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);
@ -148,6 +145,57 @@ TEST(document_load_stream_wide_error_previous)
CHECK(doc.load(fs1).status == status_io_error);
CHECK(!doc.first_child());
}
template <typename T> class char_array_buffer: public std::basic_streambuf<T>
{
public:
char_array_buffer(T* begin, T* end)
{
this->setg(begin, begin, end);
}
typename std::basic_streambuf<T>::int_type underflow()
{
return this->gptr() == this->egptr() ? std::basic_streambuf<T>::traits_type::eof() : std::basic_streambuf<T>::traits_type::to_int_type(*this->gptr());
}
};
TEST(document_load_stream_nonseekable)
{
char contents[] = "<node />";
char_array_buffer<char> buffer(contents, contents + sizeof(contents) / sizeof(contents[0]));
std::istream in(&buffer);
pugi::xml_document doc;
CHECK(doc.load(in));
CHECK_NODE(doc, STR("<node />"));
}
TEST(document_load_stream_wide_nonseekable)
{
wchar_t contents[] = L"<node />";
char_array_buffer<wchar_t> buffer(contents, contents + sizeof(contents) / sizeof(contents[0]));
std::basic_istream<wchar_t> in(&buffer);
pugi::xml_document doc;
CHECK(doc.load(in));
CHECK_NODE(doc, STR("<node />"));
}
TEST(document_load_stream_nonseekable_large)
{
std::basic_string<pugi::char_t> str;
str += STR("<node>");
for (int i = 0; i < 10000; ++i) str += STR("<node />");
str += STR("</node>");
char_array_buffer<pugi::char_t> buffer(&str[0], &str[0] + str.length());
std::basic_istream<pugi::char_t> in(&buffer);
pugi::xml_document doc;
CHECK(doc.load(in));
CHECK_NODE(doc, str.c_str());
}
#endif
TEST(document_load_string)