test framework

APP_Framework/Applications/app_test/test_fs.c

@@ -0,0 +1,31 @@
+#include <stdio.h>
+#include <string.h>
+#include <transform.h>
+
+#define MAX_READ_LENGTH 1000
+
+// sd card here is loaded as "/"
+void TestSD(void)
+{
+    //open the file in sdcard
+    int fd = open(SD_FPATH,O_RDWR|O_CREAT);
+    char filewords[MAX_READ_LENGTH];
+    memset(filewords,0,MAX_READ_LENGTH);
+
+    //read and write then close file
+    read(fd,filewords,MAX_READ_LENGTH);
+    printf("read data is \n%s\n",filewords);
+    const char *input_words = "these words are going to write in fs\n";
+    write(fd,input_words,strlen(input_words));
+    close(fd);
+
+    //re-open the file and re-read the file
+    fd = open(SD_FPATH,O_RDWR);
+    read(fd,filewords,MAX_READ_LENGTH);
+    printf("read data is \n%s\n",filewords);
+    close(fd);
+
+    return;
+}
+
+PRIV_SHELL_CMD_FUNCTION(TestSD, a sdcard test sample, PRIV_SHELL_CMD_MAIN_ATTR);