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#include <hyprutils/os/FileDescriptor.hpp>
#include <gtest/gtest.h>
#include <sys/mman.h>
using namespace Hyprutils::OS;
TEST(OS, fd) {
std::string name = "/test_filedescriptors";
CFileDescriptor fd(shm_open(name.c_str(), O_RDWR | O_CREAT | O_EXCL, 0600));
EXPECT_EQ(fd.isValid(), true);
EXPECT_EQ(fd.isReadable(), true);
int flags = fd.getFlags();
EXPECT_EQ(fd.getFlags(), FD_CLOEXEC);
flags &= ~FD_CLOEXEC;
fd.setFlags(flags);
EXPECT_EQ(fd.getFlags(), !FD_CLOEXEC);
CFileDescriptor fd2 = fd.duplicate();
EXPECT_EQ(fd.isValid(), true);
EXPECT_EQ(fd.isReadable(), true);
EXPECT_EQ(fd2.isValid(), true);
EXPECT_EQ(fd2.isReadable(), true);
CFileDescriptor fd3(fd2.take());
EXPECT_EQ(fd.isValid(), true);
EXPECT_EQ(fd.isReadable(), true);
EXPECT_EQ(fd2.isValid(), false);
EXPECT_EQ(fd2.isReadable(), false);
// .duplicate default flags is FD_CLOEXEC
EXPECT_EQ(fd3.getFlags(), FD_CLOEXEC);
fd.reset();
fd2.reset();
fd3.reset();
EXPECT_EQ(fd.isReadable(), false);
EXPECT_EQ(fd2.isReadable(), false);
EXPECT_EQ(fd3.isReadable(), false);
shm_unlink(name.c_str());
}
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