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WSJT-X/boost/libs/math/reporting/accuracy/handle_test_result.hpp

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// (C) Copyright John Maddock 2006-7.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_MATH_HANDLE_TEST_RESULT
#define BOOST_MATH_HANDLE_TEST_RESULT
#include <boost/math/tools/stats.hpp>
#include <boost/math/tools/precision.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/regex.hpp>
#include <boost/test/test_tools.hpp>
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/interprocess/sync/named_mutex.hpp>
#include <boost/interprocess/sync/scoped_lock.hpp>
#include <boost/math/special_functions/fpclassify.hpp>
#include <iostream>
#include <iomanip>
#include <vector>
#include <set>
#include <boost/math/tools/test.hpp>
inline std::string sanitize_string(const std::string& s)
{
static const boost::regex e("[^a-zA-Z0-9]+");
return boost::regex_replace(s, e, "_");
}
static std::string content;
boost::filesystem::path path_to_content;
struct content_loader
{
boost::interprocess::named_mutex mu;
boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock;
content_loader() : mu(boost::interprocess::open_or_create, "handle_test_result"), lock(mu)
{
boost::filesystem::path p(__FILE__);
p = p.parent_path();
p /= "doc";
p /= "accuracy_tables.qbk";
path_to_content = p;
if(boost::filesystem::exists(p))
{
boost::filesystem::ifstream is(p);
if(is.good())
{
do
{
char c = static_cast<char>(is.get());
if(c != EOF)
content.append(1, c);
} while(is.good());
}
}
}
~content_loader()
{
boost::filesystem::ofstream os(path_to_content);
os << content;
}
void instantiate()const
{
}
};
static const content_loader loader;
void load_table(std::vector<std::vector<std::string> >& table, std::string::const_iterator begin, std::string::const_iterator end)
{
static const boost::regex item_e(
"\\["
"([^\\[\\]]*(?0)?)*"
"\\]"
);
boost::regex_token_iterator<std::string::const_iterator> i(begin, end, item_e), j;
while(i != j)
{
// Add a row:
table.push_back(std::vector<std::string>());
boost::regex_token_iterator<std::string::const_iterator> k(i->first + 1, i->second - 1, item_e);
while(k != j)
{
// Add a cell:
table.back().push_back(std::string(k->first + 1, k->second - 1));
++k;
}
++i;
}
}
std::string save_table(std::vector<std::vector<std::string> >& table)
{
std::string result;
for(std::vector<std::vector<std::string> >::const_iterator i = table.begin(), j = table.end(); i != j; ++i)
{
result += "[";
for(std::vector<std::string>::const_iterator k = i->begin(), l = i->end(); k != l; ++k)
{
result += "[";
result += *k;
result += "]";
}
result += "]\n";
}
return result;
}
void add_to_all_sections(const std::string& id, std::string list_name = "all_sections")
{
std::string::size_type pos = content.find("[template " + list_name + "[]"), end_pos;
if(pos == std::string::npos)
{
//
// Just append to the end:
//
content.append("\n[template ").append(list_name).append("[]\n[").append(id).append("]\n]\n");
}
else
{
//
// Read in the all list of sections, add our new one (in alphabetical order),
// and then rewrite the whole thing:
//
static const boost::regex item_e(
"\\["
"([^\\[\\]]*(?0)?)*"
"\\]|\\]"
);
boost::regex_token_iterator<std::string::const_iterator> i(content.begin() + pos + 12 + list_name.size(), content.end(), item_e), j;
std::set<std::string> sections;
while(i != j)
{
if(i->length() == 1)
{
end_pos = i->first - content.begin();
break;
}
sections.insert(std::string(i->first + 1, i->second - 1));
++i;
}
sections.insert(id);
std::string new_list = "\n";
for(std::set<std::string>::const_iterator sec = sections.begin(); sec != sections.end(); ++sec)
{
new_list += "[" + *sec + "]\n";
}
content.replace(pos + 12 + list_name.size(), end_pos - pos - 12 - list_name.size(), new_list);
}
}
void add_cell(const std::string& cell_name, const std::string& table_name, const std::string& row_name, const std::string& type_name)
{
//
// Load the table, add our data, and re-write:
//
std::string table_id = "table_" + sanitize_string(table_name);
std::string column_heading = BOOST_COMPILER;
column_heading += "[br]";
column_heading += BOOST_PLATFORM;
column_heading += "[br]";
column_heading += type_name;
boost::regex table_e("\\[table:" + table_id
+ "\\s[^\\[]+"
"((\\["
"([^\\[\\]]*(?2)?)*"
"\\]\\s*)*\\s*)"
"\\]"
);
boost::smatch table_location;
if(regex_search(content, table_location, table_e))
{
std::vector<std::vector<std::string> > table_data;
load_table(table_data, table_location[1].first, table_location[1].second);
//
// Figure out which column we're on:
//
unsigned column_id = 1001u;
for(unsigned i = 0; i < table_data[0].size(); ++i)
{
if(table_data[0][i] == column_heading)
{
column_id = i;
break;
}
}
if(column_id > 1000)
{
//
// Need a new column, must be adding a new compiler to the table!
//
table_data[0].push_back(column_heading);
for(unsigned i = 1; i < table_data.size(); ++i)
table_data[i].push_back(std::string());
column_id = table_data[0].size() - 1;
}
//
// Figure out the row:
//
unsigned row_id = 1001;
for(unsigned i = 1; i < table_data.size(); ++i)
{
if(table_data[i][0] == row_name)
{
row_id = i;
break;
}
}
if(row_id > 1000)
{
//
// Need a new row, add it now:
//
table_data.push_back(std::vector<std::string>());
table_data.back().push_back(row_name);
for(unsigned i = 1; i < table_data[0].size(); ++i)
table_data.back().push_back(std::string());
row_id = table_data.size() - 1;
}
//
// Update the entry:
//
std::string& s = table_data[row_id][column_id];
if(s.empty())
{
std::cout << "Adding " << cell_name << " to empty cell.";
s = "[" + cell_name + "]";
}
else
{
if(cell_name.find("_boost_") != std::string::npos)
{
std::cout << "Adding " << cell_name << " to start of cell.";
s.insert(0, "[" + cell_name + "][br][br]");
}
else
{
std::cout << "Adding " << cell_name << " to end of cell.";
if((s.find("_boost_") != std::string::npos) && (s.find("[br]") == std::string::npos))
s += "[br]"; // extra break if we're adding directly after the boost results.
s += "[br][" + cell_name + "]";
}
}
//
// Convert back to a string and insert into content:
std::string c = save_table(table_data);
content.replace(table_location.position(1), table_location.length(1), c);
}
else
{
//
// Create a new table and try again:
//
std::string new_table = "\n[template " + table_id;
new_table += "[]\n[table:" + table_id;
new_table += " Error rates for ";
new_table += table_name;
new_table += "\n[[][";
new_table += column_heading;
new_table += "]]\n";
new_table += "[[";
new_table += row_name;
new_table += "][[";
new_table += cell_name;
new_table += "]]]\n]\n]\n";
std::string::size_type pos = content.find("[/tables:]");
if(pos != std::string::npos)
content.insert(pos + 10, new_table);
else
content += "\n\n[/tables:]\n" + new_table;
//
// Add a section for this table as well:
//
std::string section_id = "section_" + sanitize_string(table_name);
if(content.find(section_id + "[]") == std::string::npos)
{
std::string new_section = "\n[template " + section_id + "[]\n[section:" + section_id + " " + table_name + "]\n[" + table_id + "]\n[endsect]\n]\n";
pos = content.find("[/sections:]");
if(pos != std::string::npos)
content.insert(pos + 12, new_section);
else
content += "\n\n[/sections:]\n" + new_section;
add_to_all_sections(section_id);
}
//
// Add to list of all tables (not in sections):
//
add_to_all_sections(table_id, "all_tables");
}
}
void set_result(const std::string& cell_name, const std::string& cell_content, const std::string& table_name, const std::string& row_name, const std::string& type_name)
{
loader.instantiate();
const boost::regex e("\\[template\\s+" + cell_name +
"\\[\\]([^\\n]*)\\]$");
boost::smatch what;
if(regex_search(content, what, e))
{
content.replace(what.position(1), what.length(1), cell_content);
}
else
{
// Need to add new content:
std::string::size_type pos = content.find("[/Cell Content:]");
std::string t = "\n[template " + cell_name + "[] " + cell_content + "]";
if(pos != std::string::npos)
content.insert(pos + 16, t);
else
{
content.insert(0, t);
content.insert(0, "[/Cell Content:]");
}
}
//
// Check to verify that our content is actually used somewhere,
// if not we need to create a place for it:
//
if(content.find("[" + cell_name + "]") == std::string::npos)
add_cell(cell_name, table_name, row_name, type_name);
}
void set_error_content(const std::string& id, const std::string& error_s)
{
boost::regex content_e("\\[template\\s+" + id +
"\\[\\]\\s+"
"("
"[^\\]\\[]*"
"(?:"
"\\["
"([^\\[\\]]*(?2)?)*"
"\\]"
"[^\\]\\[]*"
")*"
")"
"\\]");
boost::smatch what;
if(regex_search(content, what, content_e))
{
// replace existing content:
content.replace(what.position(1), what.length(1), error_s);
}
else
{
// add new content:
std::string::size_type pos = content.find("[/error_content:]");
if(pos != std::string::npos)
{
content.insert(pos + 17, "\n[template " + id + "[]\n" + error_s + "\n]\n");
}
else
content.append("\n[/error_content:]\n[template " + id + "[]\n" + error_s + "\n]\n");
}
//
// Add to all_errors if not already there:
//
if(content.find("[" + id + "]") == std::string::npos)
{
// Find all_errors template:
std::string::size_type pos = content.find("[template all_errors[]\n");
if(pos != std::string::npos)
{
content.insert(pos + 23, "[" + id + "]\n");
}
else
{
content.append("\n[template all_errors[]\n[").append(id).append("]\n]\n");
}
}
}
void remove_error_content(const std::string& error_id)
{
// remove use template first:
std::string::size_type pos = content.find("[" + error_id + "]");
if(pos != std::string::npos)
{
content.erase(pos, 2 + error_id.size());
}
// then the template define itself:
boost::regex content_e("\\[template\\s+" + error_id +
"\\[\\]\\s+"
"("
"[^\\]\\[]*"
"(?:"
"\\["
"([^\\[\\]]*(?2)?)*"
"\\]"
"[^\\]\\[]*"
")*"
")"
"\\]");
boost::smatch what;
if(regex_search(content, what, content_e))
{
content.erase(what.position(), what.length());
}
}
template <class T, class Seq>
void handle_test_result(const boost::math::tools::test_result<T>& result,
const Seq& worst, int row,
const char* type_name,
const char* test_name,
const char* group_name)
{
T eps = boost::math::tools::epsilon<T>();
T max_error_found = (result.max)() / eps;
T mean_error_found = result.rms() / eps;
std::string cell_name = sanitize_string(BOOST_COMPILER) + "_" + sanitize_string(BOOST_PLATFORM) + "_" + sanitize_string(type_name)
+ "_" + sanitize_string(test_name) + "_" + sanitize_string(TEST_LIBRARY_NAME) + "_" + sanitize_string(group_name);
std::stringstream ss;
ss << std::setprecision(3);
if(std::string(TEST_LIBRARY_NAME) != "boost")
ss << "(['" << TEST_LIBRARY_NAME << ":] ";
else
ss << "[role blue ";
if((result.max)() > std::sqrt(eps))
ss << "[role red ";
ss << "Max = ";
if((boost::math::isfinite)(max_error_found))
ss << max_error_found;
else
ss << "+INF";
ss << "[epsilon] (Mean = ";
if((boost::math::isfinite)(mean_error_found))
ss << mean_error_found;
else
ss << "+INF";
ss << "[epsilon])";
//
// Now check for error output from gross errors or unexpected exceptions:
//
std::stringbuf* pbuf = dynamic_cast<std::stringbuf*>(std::cerr.rdbuf());
bool have_errors = false;
std::string error_id = "errors_" + cell_name;
if(pbuf)
{
std::string err_s = pbuf->str();
if(err_s.size())
{
if(err_s.size() > 4096)
{
std::string::size_type pos = err_s.find("\n", 4096);
if(pos != std::string::npos)
{
err_s.erase(pos);
err_s += "\n*** FURTHER CONTENT HAS BEEN TRUNCATED FOR BREVITY ***\n";
}
}
std::string::size_type pos = err_s.find("\n");
while(pos != std::string::npos)
{
err_s.replace(pos, 1, "[br]");
pos = err_s.find("\n");
}
err_s = "[h4 Error Output For " + std::string(test_name) + std::string(" with compiler ") + std::string(BOOST_COMPILER)
+ std::string(" and library ") + std::string(TEST_LIBRARY_NAME) + " and test data "
+ std::string(group_name) + "]\n\n[#" + error_id + "]\n" + err_s + std::string("\n\n\n");
ss << " [link " << error_id << " And other failures.]";
pbuf->str("");
set_error_content(error_id, err_s);
have_errors = true;
}
}
if(!have_errors)
remove_error_content(error_id);
if(std::string(TEST_LIBRARY_NAME) != "boost")
ss << ")";
else
ss << "]";
if((result.max)() > std::sqrt(eps))
ss << "]";
std::string cell_content = ss.str();
set_result(cell_name, cell_content, test_name, group_name, type_name);
}
struct error_stream_replacer
{
std::streambuf* old_buf;
std::stringstream ss;
error_stream_replacer()
{
old_buf = std::cerr.rdbuf();
std::cerr.rdbuf(ss.rdbuf());
}
~error_stream_replacer()
{
std::cerr.rdbuf(old_buf);
}
};
#endif // BOOST_MATH_HANDLE_TEST_RESULT
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