mapnik/test/visual/report.cpp
2024-07-22 10:20:47 +01:00

266 lines
7.3 KiB
C++

/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2024 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
// stl
#include <iomanip>
#include <fstream>
#include <numeric>
#include <map>
#include "report.hpp"
namespace visual_tests {
void console_report::report(result const& r)
{
s << '"' << r.name << '-' << r.size.width << '-' << r.size.height;
if (r.tiles.width > 1 || r.tiles.height > 1)
{
s << '-' << r.tiles.width << 'x' << r.tiles.height;
}
s << '-' << std::fixed << std::setprecision(1) << r.scale_factor << "\" with " << r.renderer_name << "... ";
report_state(r);
if (show_duration)
{
s << " (" << std::chrono::duration_cast<std::chrono::milliseconds>(r.duration).count() << " milliseconds)";
}
s << std::endl;
}
unsigned console_report::summary(result_list const& results)
{
unsigned ok = 0;
unsigned error = 0;
unsigned fail = 0;
unsigned overwrite = 0;
using namespace std::chrono;
using duration_map_type = std::map<std::string, high_resolution_clock::duration>;
duration_map_type durations;
for (auto const& r : results)
{
switch (r.state)
{
case STATE_OK:
ok++;
break;
case STATE_FAIL:
fail++;
break;
case STATE_ERROR:
error++;
break;
case STATE_OVERWRITE:
overwrite++;
break;
}
if (show_duration)
{
duration_map_type::iterator duration = durations.find(r.renderer_name);
if (duration == durations.end())
{
durations.emplace(r.renderer_name, r.duration);
}
else
{
duration->second += r.duration;
}
}
}
s << std::endl;
s << "Visual rendering: " << fail << " failed / " << ok << " passed / " << overwrite << " overwritten / " << error
<< " errors" << std::endl;
if (show_duration)
{
high_resolution_clock::duration total(0);
for (auto const& duration : durations)
{
s << duration.first << ": \t" << duration_cast<milliseconds>(duration.second).count() << " milliseconds"
<< std::endl;
total += duration.second;
}
s << "total: \t" << duration_cast<milliseconds>(total).count() << " milliseconds" << std::endl;
}
s << std::endl;
report_failures(results);
s << std::endl;
return fail + error;
}
void console_report::report_state(result const& r)
{
switch (r.state)
{
case STATE_OK:
s << "OK";
break;
case STATE_FAIL:
s << "FAILED (" << r.diff << " different pixels)";
break;
case STATE_OVERWRITE:
s << "OVERWRITTEN (" << r.diff << " different pixels)";
break;
case STATE_ERROR:
s << "ERROR (" << r.error_message << ")";
break;
}
}
void console_report::report_failures(result_list const& results)
{
for (auto const& r : results)
{
if (r.state == STATE_OK)
{
continue;
}
s << r.name << " ";
report_state(r);
s << std::endl;
if (!r.actual_image_path.empty())
{
s << " " << r.actual_image_path << " (actual)" << std::endl;
s << " " << r.reference_image_path << " (reference)" << std::endl;
}
}
}
void console_short_report::report(result const& r)
{
switch (r.state)
{
case STATE_OK:
s << ".";
break;
case STATE_FAIL:
s << "";
break;
case STATE_OVERWRITE:
s << "";
break;
case STATE_ERROR:
s << "ERROR (" << r.error_message << ")\n";
break;
}
}
void html_report::report(result const& r, mapnik::fs::path const& output_dir)
{
if (r.state == STATE_ERROR)
{
s << "<div class=\"text\">Failed to render: " << r.name << "<br><em>" << r.error_message << "</em></div>\n";
}
else if (r.state == STATE_FAIL)
{
using namespace mapnik::fs;
path reference = output_dir / r.reference_image_path.filename();
path actual = output_dir / r.actual_image_path.filename();
if (exists(reference))
{
remove(reference);
}
if (exists(actual))
{
remove(actual);
}
copy_file(r.reference_image_path, reference);
copy_file(r.actual_image_path, actual);
// clang-format off
s << "<p>" << r.diff << "</p>\n"
"<div class=\"r\">"
" <div class=\"i\">"
" <a href=" << reference.filename() << ">\n"
" <img src=" << reference.filename() << " width=\"100\%\">\n"
" </a>\n"
" </div>\n"
" <div class=\"i2\">\n"
" <a href=" << actual.filename() << ">\n"
" <img src=" << actual.filename() << " width=\"100\%\">\n"
" </a>\n"
" </div>\n"
"</div>\n";
// clang-format on
}
}
constexpr const char* html_header = R"template(<!DOCTYPE html>
<html>
<head>
<style>
.r {
width:100%;
display: flex;
position: relative;
border:1px solid black;
margin-bottom: 20px;
}
.i2 { max-width: 50%; width:50%; }
.i { max-width: 50%; width:50%; }
.i:hover{ position: absolute; top:0; left:0; }
.i img, .i2 img { width: 100%; }
.i img:hover { mix-blend-mode: difference; }
</style>
</head>
<body>
)template";
constexpr const char* html_footer = R"template(</div>
</body>
</html>)template";
void html_report::summary(result_list const& results, mapnik::fs::path const& output_dir)
{
s << html_header;
for (auto const& r : results)
{
if (r.state != STATE_OK)
{
report(r, output_dir);
}
}
s << html_footer;
}
void html_summary(result_list const& results, mapnik::fs::path output_dir)
{
mapnik::fs::path html_root = output_dir / "visual-test-results";
mapnik::fs::create_directories(html_root);
mapnik::fs::path html_report_path = html_root / "index.html";
std::clog << "View failure report at " << html_report_path << "\n";
std::ofstream output_file(html_report_path.string());
html_report report(output_file);
report.summary(results, html_root);
}
} // namespace visual_tests