MushMachine/framework/filesystem/test/filesystem_tests.cpp

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#include <gtest/gtest.h>
#include <mm/services/filesystem.hpp>
//#include <physfs.h>
#include <nlohmann/json.hpp>
#include <mm/fs_const_archiver.hpp>
#include <mm/logger.hpp>
#include "res/test.zip.h" // zip in memory
char* argv0; // HACK
TEST(fs_service_system, general) {
MM::Engine engine;
engine.addService<MM::Services::FilesystemService>(argv0, "filesystem_Test");
ASSERT_TRUE(engine.enableService<MM::Services::FilesystemService>());
auto* fs_ss_ptr = engine.tryService<MM::Services::FilesystemService>();
ASSERT_NE(fs_ss_ptr, nullptr);
ASSERT_FALSE(fs_ss_ptr->open("i_do_not_exist.txt"));
ASSERT_FALSE(fs_ss_ptr->exists("test_file.txt"));
ASSERT_TRUE(PHYSFS_mountMemory(test_zip, test_zip_len, NULL, "", NULL, 0));
ASSERT_TRUE(fs_ss_ptr->exists("test_file.txt"));
{
MM::Services::FilesystemService::fs_file_t file = fs_ss_ptr->open("test_file.txt", MM::Services::FilesystemService::FOPEN_t::READ);
ASSERT_TRUE(file) << "File opened";
ASSERT_FALSE(fs_ss_ptr->eof(file));
ASSERT_EQ(fs_ss_ptr->tell(file), 0) << "position at start of file";
char buffer[9] = {0};
ASSERT_EQ(fs_ss_ptr->read(file, buffer, 8), 8) << "file length == 8";
ASSERT_STREQ(buffer, "test :D\n");
ASSERT_TRUE(fs_ss_ptr->eof(file));
ASSERT_EQ(fs_ss_ptr->tell(file), 8) << "position at end of file, in this case 8";
ASSERT_TRUE(fs_ss_ptr->close(file));
}
engine.disableService<MM::Services::FilesystemService>();
}
TEST(fs_service_system, fopen_eof_tell) {
MM::Engine engine;
engine.addService<MM::Services::FilesystemService>(argv0, "filesystem_Test");
ASSERT_TRUE(engine.enableService<MM::Services::FilesystemService>());
auto* fs_ss_ptr = engine.tryService<MM::Services::FilesystemService>();
ASSERT_NE(fs_ss_ptr, nullptr);
ASSERT_TRUE(PHYSFS_mountMemory(test_zip, test_zip_len, NULL, "", NULL, 0));
MM::Services::FilesystemService::fs_file_t file = fs_ss_ptr->open("test_file.txt", MM::Services::FilesystemService::FOPEN_t::READ);
ASSERT_TRUE(file) << "File opened";
auto& fs = *fs_ss_ptr;
ASSERT_FALSE(fs.eof(file));
ASSERT_EQ(fs.tell(file), 0) << "position at start of file";
ASSERT_TRUE(fs.seek(file, 3));
ASSERT_FALSE(fs.eof(file));
ASSERT_EQ(fs.tell(file), 3);
ASSERT_FALSE(fs.seek(file, 10)) << "seek past end";
ASSERT_FALSE(fs.eof(file));
ASSERT_EQ(fs.tell(file), 3);
ASSERT_TRUE(fs.close(file));
engine.disableService<MM::Services::FilesystemService>();
}
TEST(fs_service_system, fopen_w_a_write) {
MM::Engine engine;
engine.addService<MM::Services::FilesystemService>(argv0, "filesystem_Test");
ASSERT_TRUE(engine.enableService<MM::Services::FilesystemService>());
auto* fs_ss_ptr = engine.tryService<MM::Services::FilesystemService>();
ASSERT_NE(fs_ss_ptr, nullptr);
auto& fs = *fs_ss_ptr;
const char* filename = "test2_write_file.txt";
// write
{
if (fs.exists(filename)) {
PHYSFS_delete(filename); // TODO: add wrapper
std::cout << "######deleted existing file" << std::endl;
}
auto file = fs.open(filename, MM::Services::FilesystemService::FOPEN_t::WRITE);
ASSERT_TRUE(file) << "File opened";
//ASSERT_TRUE(MM::fs_service_system::eof(file)); actually false
ASSERT_EQ(fs.tell(file), 0) << "position at start of file";
ASSERT_TRUE(fs.seek(file, 10)) << "seek past end";
ASSERT_EQ(fs.tell(file), 10);
const char data[4] {'a', 's', 'd', 'f'};
ASSERT_EQ(fs.write(file, data, 4), 4);
ASSERT_EQ(fs.tell(file), 14);
fs.flush(file);
ASSERT_TRUE(fs.close(file));
}
// append
{
auto file = fs.open(filename, MM::Services::FilesystemService::FOPEN_t::APPEND);
ASSERT_TRUE(file) << "File opened";
//ASSERT_TRUE(MM::fs_service_system::eof(file)); actually false
ASSERT_EQ(fs.tell(file), 14) << "position at start of file";
const char data[4] {'j', 'k', 'l', 'o'};
ASSERT_EQ(fs.write(file, data, 4), 4);
ASSERT_EQ(fs.tell(file), 18);
fs.flush(file);
ASSERT_TRUE(fs.close(file));
}
// read
{
auto file = fs.open(filename, MM::Services::FilesystemService::FOPEN_t::READ);
ASSERT_TRUE(file) << "File opened";
ASSERT_FALSE(fs.eof(file));
ASSERT_EQ(fs.tell(file), 0) << "position at start of file";
// fail
{
const char data[4] {'j', 'k', 'l', 'o'};
ASSERT_FALSE(fs.write(file, data, 4) == 4);
}
ASSERT_TRUE(fs.seek(file, 10));
char buffer[9] = {0};
ASSERT_EQ(fs.read(file, buffer, 8), 8);
ASSERT_STREQ(buffer, "asdfjklo");
ASSERT_TRUE(fs.eof(file));
ASSERT_TRUE(fs.close(file));
}
engine.disableService<MM::Services::FilesystemService>();
}
// TODO: readString
// TODO: fwrite ?
TEST(fs_service_system, read_json) {
MM::Engine engine;
engine.addService<MM::Services::FilesystemService>(argv0, "filesystem_Test");
ASSERT_TRUE(engine.enableService<MM::Services::FilesystemService>());
auto* fs_ss_ptr = engine.tryService<MM::Services::FilesystemService>();
ASSERT_NE(fs_ss_ptr, nullptr);
auto& fs = *fs_ss_ptr;
{
auto j = fs.readJson("does_not_exist.json");
ASSERT_TRUE(j.empty());
}
ASSERT_TRUE(PHYSFS_mountMemory(test_zip, test_zip_len, NULL, "", NULL, 0));
{
auto j1 = fs.readJson("wall_concrete-1_se_0.2.json");
//SPDLOG_INFO("dump: \n{}", j1.dump(4));
ASSERT_FALSE(j1.empty());
ASSERT_EQ(j1["type"], "tileset");
}
engine.disableService<MM::Services::FilesystemService>();
}
TEST(fs_service_system, read_const_json) {
MM::Engine engine;
engine.addService<MM::Services::FilesystemService>(argv0, "filesystem_Test");
ASSERT_TRUE(engine.enableService<MM::Services::FilesystemService>());
auto* fs_ss_ptr = engine.tryService<MM::Services::FilesystemService>();
ASSERT_NE(fs_ss_ptr, nullptr);
auto& fs = *fs_ss_ptr;
{
auto j = fs.readJson("does_not_exist.json");
ASSERT_TRUE(j.empty());
}
2021-03-07 15:39:36 +01:00
FS_CONST_MOUNT_FILE("/json/file1.json",
R"({
"answer": {
"everything": 42
},
"happy": true,
"list": [
1,
0,
2
],
"name": "Niels",
"nothing": null,
"object": {
"currency": "USD",
"value": 42.99
},
"pi": 3.141
})")
FS_CONST_MOUNT_FILE("/json/file2.json",
R"({
"answer": 42
})")
{
auto j1 = fs.readJson("/json/file1.json");
//std::cout << "dump: \n" << std::setw(4) << j1 << std::endl;
ASSERT_FALSE(j1.empty());
ASSERT_EQ(j1["happy"], true);
}
{
auto j2 = fs.readJson("json/file2.json");
//std::cout << "dump: \n" << std::setw(4) << j2 << std::endl;
ASSERT_FALSE(j2.empty());
ASSERT_EQ(j2["answer"], 42);
}
engine.disableService<MM::Services::FilesystemService>();
}
TEST(fs_service_system, write_json) {
MM::Engine engine;
engine.addService<MM::Services::FilesystemService>(argv0, "filesystem_Test");
ASSERT_TRUE(engine.enableService<MM::Services::FilesystemService>());
auto* fs_ss_ptr = engine.tryService<MM::Services::FilesystemService>();
ASSERT_NE(fs_ss_ptr, nullptr);
auto& fs = *fs_ss_ptr;
//ASSERT_TRUE(PHYSFS_mountMemory(test_zip, test_zip_len, NULL, "", NULL, 0));
// taken from json README.md
nlohmann::json j = {
{"pi", 3.141},
{"happy", true},
{"name", "Niels"},
{"nothing", nullptr},
{"answer", {
{"everything", 42}
}},
{"list", {1, 0, 2}},
{"object", {
{"currency", "USD"},
{"value", 42.99}
}}
};
ASSERT_TRUE(fs.writeJson("write_test.json", j, 4));
engine.disableService<MM::Services::FilesystemService>();
}
//FS_CONST_MOUNT_FILE_STATIC("static_test_file.txt",
//R"(test text.)")
int main(int argc, char** argv) {
argv0 = argv[0];
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}