228 lines
7.7 KiB
C++
228 lines
7.7 KiB
C++
#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 <rapidjson/writer.h>
|
|
#include <rapidjson/stringbuffer.h>
|
|
|
|
#include <mbgl/platform/default/headless_view.hpp>
|
|
#include <mbgl/platform/default/headless_display.hpp>
|
|
|
|
#include "./fixtures/fixture_log.hpp"
|
|
|
|
#include <dirent.h>
|
|
#include <signal.h>
|
|
#include <libgen.h>
|
|
|
|
std::string base_directory;
|
|
|
|
namespace mbgl {
|
|
namespace platform {
|
|
|
|
std::string defaultCacheDatabase() {
|
|
// Disables the cache.
|
|
return "";
|
|
}
|
|
}
|
|
}
|
|
|
|
class ServerEnvironment : public ::testing::Environment {
|
|
public:
|
|
virtual void SetUp() {
|
|
pid = fork();
|
|
if (pid < 0) {
|
|
throw std::runtime_error("Cannot create web server");
|
|
} else if (pid == 0) {
|
|
const auto executable = base_directory + "bin/server.py";
|
|
const char *port = "2900";
|
|
char *arg[] = { const_cast<char *>(executable.c_str()), const_cast<char *>(port), nullptr };
|
|
int ret = execv(executable.c_str(), arg);
|
|
// This call should not return. In case execve failed, we exit anyway.
|
|
if (ret < 0) {
|
|
fprintf(stderr, "Failed to start server: %s\n", strerror(errno));
|
|
}
|
|
exit(0);
|
|
} else {
|
|
display = std::make_shared<mbgl::HeadlessDisplay>();
|
|
}
|
|
}
|
|
virtual void TearDown() {
|
|
ASSERT_TRUE(pid);
|
|
kill(pid, SIGHUP);
|
|
}
|
|
|
|
std::shared_ptr<mbgl::HeadlessDisplay> display;
|
|
|
|
private:
|
|
pid_t pid = 0;
|
|
};
|
|
|
|
|
|
ServerEnvironment* env = nullptr;
|
|
|
|
|
|
GTEST_API_ int main(int argc, char *argv[]) {
|
|
// Note: glibc's dirname() **modifies** the argument and can't handle static strings.
|
|
std::string argv0 { argv[0] }; argv0 = dirname(const_cast<char *>(argv0.c_str()));
|
|
std::string file { __FILE__ }; file = dirname(const_cast<char *>(file.c_str()));
|
|
base_directory = argv0 + "/" + file + "/suite/";
|
|
|
|
testing::InitGoogleTest(&argc, argv);
|
|
env = new ServerEnvironment();
|
|
::testing::AddGlobalTestEnvironment(env);
|
|
return RUN_ALL_TESTS();
|
|
}
|
|
|
|
void rewriteLocalScheme(rapidjson::Value &value, rapidjson::Document::AllocatorType &allocator) {
|
|
ASSERT_TRUE(value.IsString());
|
|
auto string = std::string { value.GetString(),value.GetStringLength() };
|
|
if (string.compare(0, 8, "local://") == 0) {
|
|
string.replace(0, 8, "http://localhost:2900/");
|
|
value.SetString(string.data(), string.size(), allocator);
|
|
}
|
|
}
|
|
|
|
class HeadlessTest : public ::testing::TestWithParam<std::string> {};
|
|
|
|
TEST_P(HeadlessTest, render) {
|
|
using namespace mbgl;
|
|
|
|
const std::string& base = GetParam();
|
|
|
|
std::string style = util::read_file(base_directory + "tests/" + base + "/style.json");
|
|
std::string info = util::read_file(base_directory + "tests/" + base + "/info.json");
|
|
|
|
// Parse style.
|
|
rapidjson::Document styleDoc;
|
|
styleDoc.Parse<0>((const char *const)style.c_str());
|
|
ASSERT_FALSE(styleDoc.HasParseError());
|
|
ASSERT_TRUE(styleDoc.IsObject());
|
|
|
|
// Rewrite "local://" to "http://localhost:2900/".
|
|
if (styleDoc.HasMember("sprite")) {
|
|
rewriteLocalScheme(styleDoc["sprite"], styleDoc.GetAllocator());
|
|
}
|
|
|
|
if (styleDoc.HasMember("glyphs")) {
|
|
rewriteLocalScheme(styleDoc["glyphs"], styleDoc.GetAllocator());
|
|
}
|
|
|
|
if (styleDoc.HasMember("sources")) {
|
|
auto &sources = styleDoc["sources"];
|
|
ASSERT_TRUE(sources.IsObject());
|
|
for (auto source = sources.MemberBegin(), end = sources.MemberEnd(); source != end; source++) {
|
|
if (source->value.HasMember("tiles")) {
|
|
auto &tiles = source->value["tiles"];
|
|
ASSERT_TRUE(tiles.IsArray());
|
|
for (rapidjson::SizeType i = 0; i < tiles.Size(); i++) {
|
|
rewriteLocalScheme(tiles[i], styleDoc.GetAllocator());
|
|
}
|
|
}
|
|
|
|
if (source->value.HasMember("url")) {
|
|
rewriteLocalScheme(source->value["url"], styleDoc.GetAllocator());
|
|
}
|
|
}
|
|
}
|
|
|
|
// Convert the JSON object back into a stringified version.
|
|
rapidjson::StringBuffer buffer;
|
|
rapidjson::Writer<rapidjson::StringBuffer> writer(buffer);
|
|
styleDoc.Accept(writer);
|
|
style = buffer.GetString();
|
|
|
|
// Parse settings.
|
|
rapidjson::Document infoDoc;
|
|
infoDoc.Parse<0>((const char *const)info.c_str());
|
|
ASSERT_FALSE(infoDoc.HasParseError());
|
|
ASSERT_TRUE(infoDoc.IsObject());
|
|
|
|
Log::Set<FixtureLogBackend>();
|
|
|
|
for (auto it = infoDoc.MemberBegin(), end = infoDoc.MemberEnd(); it != end; it++) {
|
|
const std::string name {
|
|
it->name.GetString(), it->name.GetStringLength()
|
|
};
|
|
const rapidjson::Value& value = it->value;
|
|
ASSERT_TRUE(value.IsObject());
|
|
if (value.HasMember("center")) ASSERT_TRUE(value["center"].IsArray());
|
|
|
|
const std::string actual_image = base_directory + "tests/" + 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;
|
|
const unsigned int pixelRatio = value.HasMember("pixelRatio") ? value["pixelRatio"].GetUint() : 1;
|
|
|
|
std::vector<std::string> classes;
|
|
if (value.HasMember("classes")) {
|
|
const rapidjson::Value& js_classes = value["classes"];
|
|
ASSERT_TRUE(js_classes.IsArray());
|
|
for (rapidjson::SizeType i = 0; i < js_classes.Size(); i++) {
|
|
const rapidjson::Value& js_class = js_classes[i];
|
|
ASSERT_TRUE(js_class.IsString());
|
|
classes.push_back({ js_class.GetString(), js_class.GetStringLength() });
|
|
}
|
|
}
|
|
|
|
HeadlessView view(env->display);
|
|
Map map(view);
|
|
|
|
map.setStyleJSON(style, base_directory);
|
|
map.setAppliedClasses(classes);
|
|
|
|
view.resize(width, height, pixelRatio);
|
|
map.resize(width, height, pixelRatio);
|
|
map.setLonLatZoom(longitude, latitude, zoom);
|
|
map.setBearing(bearing);
|
|
|
|
|
|
// Run the loop. It will terminate when we don't have any further listeners.
|
|
map.run();
|
|
|
|
const unsigned int w = width * pixelRatio;
|
|
const unsigned int h = height * pixelRatio;
|
|
|
|
auto pixels = view.readPixels();
|
|
|
|
const int stride = w * 4;
|
|
auto tmp = std::unique_ptr<char[]>(new char[stride]());
|
|
char *rgba = reinterpret_cast<char *>(pixels.get());
|
|
for (int i = 0, j = height - 1; i < j; i++, j--) {
|
|
memcpy(tmp.get(), rgba + i * stride, stride);
|
|
memcpy(rgba + i * stride, rgba + j * stride, stride);
|
|
memcpy(rgba + j * stride, tmp.get(), stride);
|
|
}
|
|
|
|
const std::string image = util::compress_png(w, h, pixels.get());
|
|
util::write_file(actual_image, image);
|
|
}
|
|
}
|
|
|
|
INSTANTIATE_TEST_CASE_P(Headless, HeadlessTest, ::testing::ValuesIn([] {
|
|
std::vector<std::string> names;
|
|
|
|
DIR *dir = opendir((base_directory + "tests").c_str());
|
|
if (dir == nullptr) {
|
|
return names;
|
|
}
|
|
|
|
for (dirent *dp = nullptr; (dp = readdir(dir)) != nullptr;) {
|
|
const std::string name = dp->d_name;
|
|
if (name != "." && name != ".." && name != "index.html") {
|
|
names.push_back(name);
|
|
}
|
|
}
|
|
|
|
closedir(dir);
|
|
|
|
return names;
|
|
}()));
|