fish: Use disk-create API to implement guestfish 'alloc' and 'sparse' commands.

fish/test-alloc.sh

@@ -0,0 +1,47 @@
+#!/bin/bash -
+# libguestfs
+# Copyright (C) 2014 Red Hat Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+# Test guestfish alloc and sparse commands.
+
+set -e
+
+rm -f test-alloc.img
+
+$VG ./guestfish alloc test-alloc.img 200000
+if [ "$(stat -c '%s' test-alloc.img)" -ne 200000 ]; then
+    echo "$0: alloc command failed to create file of the correct size"
+    exit 1
+fi
+
+if [ "$(stat -c '%b' test-alloc.img)" -eq 0 ]; then
+    echo "$0: alloc command failed to create a fully allocated file"
+    exit 1
+fi
+
+$VG ./guestfish sparse test-alloc.img 100000
+if [ "$(stat -c '%s' test-alloc.img)" -ne 100000 ]; then
+    echo "$0: sparse command failed to create file of the correct size"
+    exit 1
+fi
+
+if [ "$(stat -c '%b' test-alloc.img)" -ne 0 ]; then
+    echo "$0: sparse command failed to create a sparse file"
+    exit 1
+fi
+
+rm test-alloc.img