Diff: features/unsupported/tests/mbed/dir/main.cpp

Revision:

0:f269e3021894

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/features/unsupported/tests/mbed/dir/main.cpp	Sun Oct 23 15:10:02 2016 +0000
@@ -0,0 +1,82 @@
+#include "mbed.h"
+
+#if !DEVICE_LOCALFILESYSTEM
+  #error [NOT_SUPPORTED] LocalFileSystem not supported
+#endif
+
+void led_blink(PinName led) {
+    DigitalOut myled(led);
+    while (1) {
+        myled = !myled;
+        wait(1.0);
+    }
+}
+
+void notify_completion(bool success) {
+    if (success) {
+        printf("{success}\n");
+    } else {
+        printf("{failure}\n");
+    }
+
+    printf("{end}\n");
+    led_blink(success ? LED1 : LED4);
+}
+
+#define TEST_STRING   "Hello World!"
+
+FILE* test_open(char* path, const char* mode) {
+    FILE *f;
+    f = fopen(path, mode);
+    if (f == NULL) {
+        printf("Error opening file\n");
+        notify_completion(false);
+    }
+
+    return f;
+}
+
+void test_write(FILE* f, const char* str) {
+    int n = fprintf(f, str);
+    if (n != strlen(str)) {
+        printf("Error writing file\n");
+        notify_completion(false);
+    }
+}
+
+void test_close(FILE* f) {
+    int rc = fclose(f);
+    if (rc != 0) {
+        printf("Error closing file\n");
+        notify_completion(false);
+    }
+}
+
+int main() {
+    LocalFileSystem local("local");
+
+    FILE *f;
+    char* str = TEST_STRING;
+    char* buffer = (char*) malloc(sizeof(unsigned char)*strlen(TEST_STRING));
+    int str_len = strlen(TEST_STRING);
+
+    printf("Write files\n");
+    char filename[32];
+    for (int i=0; i<10; i++) {
+        sprintf(filename, "/local/test_%d.txt", i);
+        printf("Creating file: %s\n", filename);
+        f = test_open(filename, "w");
+        test_write(f, str);
+        test_close(f);
+    }
+
+    printf("List files:\n");
+    DIR *d = opendir("/local");
+    struct dirent *p;
+    while((p = readdir(d)) != NULL) {
+        printf("%s\n", p->d_name);
+    }
+    closedir(d);
+
+    notify_completion(true);
+}