From 7c81f026ce616e9d429c3b6f38a9921393246071 Mon Sep 17 00:00:00 2001
From: EnderIce2 <enderice2@users.noreply.github.com>
Date: Thu, 29 Aug 2024 18:18:02 +0300
Subject: [PATCH] Add test_stat function

---
 apps/base/utest/userspace_test.c | 55 +++++++++++++++++++++++++++++++-
 1 file changed, 54 insertions(+), 1 deletion(-)

diff --git a/apps/base/utest/userspace_test.c b/apps/base/utest/userspace_test.c
index b88739c6..9250cf12 100644
--- a/apps/base/utest/userspace_test.c
+++ b/apps/base/utest/userspace_test.c
@@ -1,5 +1,6 @@
 #define _POSIX_C_SOURCE 200809L
 #define _POSIX_SOURCE
+#define _GNU_SOURCE
 #include <stdint.h>
 #include <stddef.h>
 #include <dirent.h>
@@ -15,7 +16,6 @@
 #include <sys/stat.h>
 #include <sys/reboot.h>
 #include <sys/syscall.h>
-#define _GNU_SOURCE
 #include <unistd.h>
 #include <time.h>
 #include <pwd.h>
@@ -347,6 +347,58 @@ void test_file()
 	fclose(test);
 }
 
+void test_stat()
+{
+	printf("- Testing stat\n");
+
+	struct stat st;
+	if (stat("/etc/passwd", &st) == -1)
+	{
+		perror("stat");
+		fflush(stdout);
+		fflush(stderr);
+		return;
+	}
+
+	printf("File size: %ld\n", st.st_size);
+	printf("File mode: %o\n", st.st_mode);
+	printf("File inode: %ld\n", st.st_ino);
+
+	int fd = open("/etc/passwd", O_RDONLY);
+	if (fd == -1)
+	{
+		perror("open");
+		fflush(stdout);
+		fflush(stderr);
+		return;
+	}
+
+	if (fstat(fd, &st) == -1)
+	{
+		perror("fstat");
+		fflush(stdout);
+		fflush(stderr);
+		return;
+	}
+
+	printf("File size: %ld\n", st.st_size);
+	printf("File mode: %o\n", st.st_mode);
+	printf("File inode: %ld\n", st.st_ino);
+	close(fd);
+
+	if (lstat("/etc/passwd", &st) == -1)
+	{
+		perror("lstat");
+		fflush(stdout);
+		fflush(stderr);
+		return;
+	}
+
+	printf("File size: %ld\n", st.st_size);
+	printf("File mode: %o\n", st.st_mode);
+	printf("File inode: %ld\n", st.st_ino);
+}
+
 void test_ptmx()
 {
 	printf("- Testing PTMX\n");
@@ -837,6 +889,7 @@ int main(int argc, char *argv[], char *envp[])
 	test_args(argc, argv, envp);
 	test_system();
 	test_file();
+	test_stat();
 	test_dirent();
 	test_execve_fork();
 	test_watch_file();