+static int test_du_0_skip (void)
+{
+ const char *str;
+
+ str = getenv ("TEST_ONLY");
+ if (str)
+ return strstr (str, "du") == NULL;
+ str = getenv ("SKIP_TEST_DU_0");
+ if (str && strcmp (str, "1") == 0) return 1;
+ str = getenv ("SKIP_TEST_DU");
+ if (str && strcmp (str, "1") == 0) return 1;
+ return 0;
+}
+
+static int test_du_0 (void)
+{
+ if (test_du_0_skip ()) {
+ printf ("%s skipped (reason: environment variable set)\n", "test_du_0");
+ return 0;
+ }
+
+ /* InitBasicFS for test_du_0: create ext2 on /dev/sda1 */
+ {
+ char device[] = "/dev/sda";
+ int r;
+ suppress_error = 0;
+ r = guestfs_blockdev_setrw (g, device);
+ if (r == -1)
+ return -1;
+ }
+ {
+ int r;
+ suppress_error = 0;
+ r = guestfs_umount_all (g);
+ if (r == -1)
+ return -1;
+ }
+ {
+ int r;
+ suppress_error = 0;
+ r = guestfs_lvm_remove_all (g);
+ if (r == -1)
+ return -1;
+ }
+ {
+ char device[] = "/dev/sda";
+ char lines_0[] = ",";
+ char *lines[] = {
+ lines_0,
+ NULL
+ };
+ int r;
+ suppress_error = 0;
+ r = guestfs_sfdisk (g, device, 0, 0, 0, lines);
+ if (r == -1)
+ return -1;
+ }
+ {
+ char fstype[] = "ext2";
+ char device[] = "/dev/sda1";
+ int r;
+ suppress_error = 0;
+ r = guestfs_mkfs (g, fstype, device);
+ if (r == -1)
+ return -1;
+ }
+ {
+ char device[] = "/dev/sda1";
+ char mountpoint[] = "/";
+ int r;
+ suppress_error = 0;
+ r = guestfs_mount (g, device, mountpoint);
+ if (r == -1)
+ return -1;
+ }
+ /* TestOutputInt for du (0) */
+ {
+ char path[] = "/p";
+ int r;
+ suppress_error = 0;
+ r = guestfs_mkdir (g, path);
+ if (r == -1)
+ return -1;
+ }
+ {
+ char path[] = "/p";
+ int64_t r;
+ suppress_error = 0;
+ r = guestfs_du (g, path);
+ if (r == -1)
+ return -1;
+ if (r != 1) {
+ fprintf (stderr, "test_du_0: expected 1 but got %d\n", (int) r);
+ return -1;
+ }
+ }
+ return 0;
+}
+