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#include "gtest/gtest.h"
#include <mbgl/map/map.hpp>
#include <mbgl/util/image.hpp>
#include <mbgl/util/io.hpp>
#include <mbgl/util/std.hpp>
#include <rapidjson/document.h>
#include "../common/headless_view.hpp"
#include "./fixtures/fixture_log.hpp"
#include <dirent.h>
const std::string base_directory = []{
std::string fn = __FILE__;
fn.erase(fn.find_last_of("/"));
return fn + "/fixtures/styles";
}();
class HeadlessTest : public ::testing::TestWithParam<std::string> {};
TEST_P(HeadlessTest, render) {
using namespace mbgl;
const std::string &base = GetParam();
const std::string style = util::read_file(base_directory + "/" + base + ".style.json");
const std::string info = util::read_file(base_directory + "/" + base + ".info.json");
// Parse settings.
rapidjson::Document doc;
doc.Parse<0>((const char *const)info.c_str());
ASSERT_EQ(false, doc.HasParseError());
ASSERT_EQ(true, doc.IsObject());
Log::Set<FixtureLogBackend>();
// Setup OpenGL
HeadlessView view;
Map map(view);
for (auto it = doc.MemberBegin(), end = doc.MemberEnd(); it != end; it++) {
const FixtureLogBackend &log = Log::Set<FixtureLogBackend>();
const std::string name { it->name.GetString(), it->name.GetStringLength() };
const rapidjson::Value &value = it->value;
ASSERT_EQ(true, value.IsObject());
if (value.HasMember("center")) ASSERT_EQ(true, value["center"].IsArray());
const std::string actual_image = base_directory + "/" + base + "/" + name + ".actual.png";
const double zoom = value.HasMember("zoom") ? value["zoom"].GetDouble() : 0;
const double bearing = value.HasMember("bearing") ? value["bearing"].GetDouble() : 0;
const double latitude = value.HasMember("center") ? value["center"][rapidjson::SizeType(0)].GetDouble() : 0;
const double longitude = value.HasMember("center") ? value["center"][rapidjson::SizeType(1)].GetDouble() : 0;
const unsigned int width = value.HasMember("width") ? value["width"].GetUint() : 512;
const unsigned int height = value.HasMember("height") ? value["height"].GetUint() : 512;
std::vector<std::string> classes;
if (value.HasMember("classes")) {
const rapidjson::Value &js_classes = value["classes"];
ASSERT_EQ(true, js_classes.IsArray());
for (rapidjson::SizeType i = 0; i < js_classes.Size(); i++) {
const rapidjson::Value &js_class = js_classes[i];
ASSERT_EQ(true, js_class.IsString());
classes.push_back({ js_class.GetString(), js_class.GetStringLength() });
}
}
map.setStyleJSON(style);
map.setAppliedClasses(classes);
view.resize(width, height);
map.resize(width, height);
map.setLonLatZoom(longitude, latitude, zoom);
map.setAngle(bearing);
// Run the loop. It will terminate when we don't have any further listeners.
map.run();
const std::unique_ptr<uint32_t[]> pixels(new uint32_t[width * height]);
glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, pixels.get());
const std::string image = util::compress_png(width, height, pixels.get(), true);
util::write_file(actual_image, image);
if (value.HasMember("log")) {
const rapidjson::Value &js_log = value["log"];
ASSERT_EQ(true, js_log.IsArray());
for (rapidjson::SizeType i = 0; i < js_log.Size(); i++) {
const rapidjson::Value &js_entry = js_log[i];
ASSERT_EQ(true, js_entry.IsArray());
if (js_entry.Size() == 5) {
const uint32_t count = js_entry[rapidjson::SizeType(0)].GetUint();
const FixtureLogBackend::LogMessage message {
EventSeverityClass(js_entry[rapidjson::SizeType(1)].GetString()),
EventClass(js_entry[rapidjson::SizeType(2)].GetString()),
js_entry[rapidjson::SizeType(3)].GetInt64(),
js_entry[rapidjson::SizeType(4)].GetString()
};
ASSERT_EQ(count, log.count(message)) << "Message: " << message << "Full Log: " << std::endl << log.messages;
} else if (js_entry.Size() == 4) {
const uint32_t count = js_entry[rapidjson::SizeType(0)].GetUint();
if (js_entry[rapidjson::SizeType(3)].IsString()) {
const FixtureLogBackend::LogMessage message {
EventSeverityClass(js_entry[rapidjson::SizeType(1)].GetString()),
EventClass(js_entry[rapidjson::SizeType(2)].GetString()),
js_entry[rapidjson::SizeType(3)].GetString()
};
ASSERT_EQ(count, log.count(message)) << "Message: " << message << "Full Log: " << std::endl << log.messages;
} else {
const FixtureLogBackend::LogMessage message {
EventSeverityClass(js_entry[rapidjson::SizeType(1)].GetString()),
EventClass(js_entry[rapidjson::SizeType(2)].GetString()),
js_entry[rapidjson::SizeType(3)].GetInt64()
};
ASSERT_EQ(count, log.count(message)) << "Message: " << message << "Full Log: " << std::endl << log.messages;
}
} else if (js_entry.Size() == 3) {
const uint32_t count = js_entry[rapidjson::SizeType(0)].GetUint();
const FixtureLogBackend::LogMessage message {
EventSeverityClass(js_entry[rapidjson::SizeType(1)].GetString()),
EventClass(js_entry[rapidjson::SizeType(2)].GetString())
};
ASSERT_EQ(count, log.count(message)) << "Message: " << message << "Full Log: " << std::endl << log.messages;
} else {
FAIL();
}
}
}
const auto &unchecked = log.unchecked();
if (unchecked.size()) {
std::cerr << "Unchecked Log Messages (" << base << "/" << name << "): " << std::endl << unchecked;
}
}
}
INSTANTIATE_TEST_CASE_P(Headless, HeadlessTest, ::testing::ValuesIn([] {
std::vector<std::string> names;
const std::string ending = ".info.json";
DIR *dir = opendir(base_directory.c_str());
if (dir == nullptr) {
return names;
}
for (dirent *dp = nullptr; (dp = readdir(dir)) != nullptr;) {
const std::string name = dp->d_name;
if (name.length() >= ending.length() && name.compare(name.length() - ending.length(), ending.length(), ending) == 0) {
names.push_back(name.substr(0, name.length() - ending.length()));
}
}
closedir(dir);
return names;
}()));
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