174 lines
7.5 KiB
C++
174 lines
7.5 KiB
C++
#define CATCH_CONFIG_MAIN
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#include "catch.hpp"
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#include <mapnik/font_engine_freetype.hpp>
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#include <mapnik/util/fs.hpp>
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#include <mapnik/map.hpp>
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#include <mapnik/load_map.hpp>
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#include <mapnik/debug.hpp>
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#include <iostream>
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#include <vector>
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#include <algorithm>
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TEST_CASE("font")
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{
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SECTION("registration")
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{
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try
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{
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mapnik::logger logger;
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mapnik::logger::severity_type original_severity = logger.get_severity();
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// grab references to global statics of registered/cached fonts
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auto const& global_mapping = mapnik::freetype_engine::get_mapping();
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auto const& global_cache = mapnik::freetype_engine::get_cache();
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// mapnik.Map object has parallel structure for localized fonts
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mapnik::Map m(1, 1);
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auto const& local_mapping = m.get_font_file_mapping();
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auto const& local_cache = m.get_font_memory_cache();
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// should be empty to start
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REQUIRE(global_mapping.empty());
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REQUIRE(global_cache.empty());
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REQUIRE(local_mapping.empty());
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REQUIRE(local_cache.empty());
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std::string fontdir("fonts/");
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REQUIRE(mapnik::util::exists(fontdir));
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REQUIRE(mapnik::util::is_directory(fontdir));
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// test map cached fonts
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REQUIRE(m.register_fonts(fontdir, true));
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REQUIRE(m.get_font_file_mapping().size() == 22);
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REQUIRE(m.load_fonts());
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REQUIRE(m.get_font_memory_cache().size() == 22);
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// copy discards memory cache but not file mapping
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mapnik::Map m2(m);
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REQUIRE(m2.get_font_memory_cache().size() == 0);
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REQUIRE(m2.get_font_file_mapping().size() == 22);
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REQUIRE(m2.load_fonts());
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REQUIRE(m2.get_font_memory_cache().size() == 22);
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// test font-directory from XML
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mapnik::Map m3(1, 1);
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mapnik::load_map_string(m3, "<Map font-directory=\"test/data/fonts/Noto/\"></Map>");
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REQUIRE(m3.get_font_memory_cache().size() == 0);
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REQUIRE(m3.load_fonts());
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REQUIRE(m3.get_font_memory_cache().size() == 2);
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std::vector<std::string> face_names;
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std::string foo("foo");
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// fake directories
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REQUIRE(!mapnik::freetype_engine::register_fonts(foo, true));
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face_names = mapnik::freetype_engine::face_names();
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REQUIRE(face_names.size() == 0);
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REQUIRE(!mapnik::freetype_engine::register_fonts(foo));
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face_names = mapnik::freetype_engine::face_names();
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REQUIRE(face_names.size() == 0);
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// directories without fonts
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// silence warnings here by altering the logging severity
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logger.set_severity(mapnik::logger::none);
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std::string src("src");
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// an empty directory will not return true
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// we need to register at least one font and not fail on any
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// to return true
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REQUIRE(mapnik::freetype_engine::register_font(src) == false);
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REQUIRE(mapnik::freetype_engine::register_fonts(src, true) == false);
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REQUIRE(mapnik::freetype_engine::face_names().size() == 0);
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// bogus, emtpy file that looks like font
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REQUIRE(mapnik::freetype_engine::register_font("test/data/fonts/fake.ttf") == false);
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REQUIRE(mapnik::freetype_engine::register_fonts("test/data/fonts/fake.ttf") == false);
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REQUIRE(mapnik::freetype_engine::face_names().size() == 0);
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REQUIRE(mapnik::freetype_engine::register_font("test/data/fonts/intentionally-broken.ttf") == false);
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REQUIRE(mapnik::freetype_engine::register_fonts("test/data/fonts/intentionally-broken.ttf") == false);
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REQUIRE(mapnik::freetype_engine::face_names().size() == 0);
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// now restore the original severity
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logger.set_severity(original_severity);
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// single dejavu font in separate location
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std::string dejavu_bold_oblique("test/data/fonts/DejaVuSansMono-BoldOblique.ttf");
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REQUIRE(mapnik::freetype_engine::register_font(dejavu_bold_oblique));
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face_names = mapnik::freetype_engine::face_names();
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REQUIRE(face_names.size() == 1);
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// now, inspect font mapping and confirm the correct 'DejaVu Sans Mono Bold Oblique' is registered
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using font_file_mapping = std::map<std::string, std::pair<int, std::string>>;
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font_file_mapping const& name2file = mapnik::freetype_engine::get_mapping();
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bool found_dejavu = false;
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for (auto const& item : name2file)
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{
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if (item.first == "DejaVu Sans Mono Bold Oblique")
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{
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found_dejavu = true;
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REQUIRE(item.second.first == 0);
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REQUIRE(item.second.second == dejavu_bold_oblique);
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}
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}
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REQUIRE(found_dejavu);
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// recurse to find all dejavu fonts
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REQUIRE(mapnik::freetype_engine::register_fonts(fontdir, true));
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face_names = mapnik::freetype_engine::face_names();
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REQUIRE(face_names.size() == 22);
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// we should have re-registered 'DejaVu Sans Mono Bold Oblique' again,
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// but now at a new path
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bool found_dejavu2 = false;
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for (auto const& item : name2file)
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{
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if (item.first == "DejaVu Sans Mono Bold Oblique")
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{
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found_dejavu2 = true;
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REQUIRE(item.second.first == 0);
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// path should be different
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REQUIRE(item.second.second != dejavu_bold_oblique);
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}
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}
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REQUIRE(found_dejavu2);
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// now that global registry is populated
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// now test that a map only loads new fonts
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mapnik::Map m4(1, 1);
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REQUIRE(m4.register_fonts(fontdir, true));
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REQUIRE(m4.get_font_memory_cache().size() == 0);
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REQUIRE(m4.get_font_file_mapping().size() == 22);
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REQUIRE(!m4.load_fonts());
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REQUIRE(m4.get_font_memory_cache().size() == 0);
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REQUIRE(m4.register_fonts(dejavu_bold_oblique, false));
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REQUIRE(m4.load_fonts());
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REQUIRE(m4.get_font_memory_cache().size() == 1);
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// check that we can correctly read a .ttc containing
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// multiple valid faces
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// https://github.com/mapnik/mapnik/issues/2274
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REQUIRE(mapnik::freetype_engine::register_font("test/data/fonts/NotoSans-Regular.ttc"));
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face_names = mapnik::freetype_engine::face_names();
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REQUIRE(face_names.size() == 24);
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// now blindly register as many system fonts as possible
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// the goal here to make sure we don't crash
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// linux
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mapnik::freetype_engine::register_fonts("/usr/share/fonts/", true);
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mapnik::freetype_engine::register_fonts("/usr/local/share/fonts/", true);
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// osx
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mapnik::freetype_engine::register_fonts("/Library/Fonts/", true);
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mapnik::freetype_engine::register_fonts("/System/Library/Fonts/", true);
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// windows
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mapnik::freetype_engine::register_fonts("C:\\Windows\\Fonts", true);
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face_names = mapnik::freetype_engine::face_names();
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REQUIRE(face_names.size() > 22);
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} catch (std::exception const& ex)
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{
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std::clog << ex.what() << "\n";
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REQUIRE(false);
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}
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}
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}
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