From 024c8ffc62d4f38fa16e0c1c90758cae4cfa2319 Mon Sep 17 00:00:00 2001
From: chyyuu <chyyuu@gmail.com>
Date: Mon, 21 May 2018 15:52:10 +0800
Subject: [PATCH] add testing user app:sfs_filetest1.c in lab8

---
 labcodes/lab8/user/sfs_filetest1.c | 43 ++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 labcodes/lab8/user/sfs_filetest1.c

diff --git a/labcodes/lab8/user/sfs_filetest1.c b/labcodes/lab8/user/sfs_filetest1.c
new file mode 100644
index 000000000..626f5eb26
--- /dev/null
+++ b/labcodes/lab8/user/sfs_filetest1.c
@@ -0,0 +1,43 @@
+#include <ulib.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stat.h>
+#include <file.h>
+#include <dir.h>
+#include <unistd.h>
+
+#define printf(...)                 fprintf(1, __VA_ARGS__)
+
+static int safe_open(const char *path, int open_flags)
+{
+	int fd = open(path, open_flags);
+	printf("fd is %d\n",fd);
+	assert(fd >= 0);
+	return fd;
+}
+
+static struct stat *safe_fstat(int fd)
+{
+	static struct stat __stat, *stat = &__stat;
+	int ret = fstat(fd, stat);
+	assert(ret == 0);
+	return stat;
+}
+
+
+static void safe_read(int fd, void *data, size_t len)
+{
+	int ret = read(fd, data, len);
+	assert(ret == len);
+}
+
+
+int main(void)
+{
+	int fd1 = safe_open("sfs_filetest1", O_RDONLY);
+	struct stat *stat = safe_fstat(fd1);
+	assert(stat->st_size >= 0 && stat->st_blocks >= 0);
+	printf("sfs_filetest1 pass.\n");
+	return 0;
+}