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Fix pvremove, vgremove, lvremove tests (RHBZ 502007).
[libguestfs.git] / src / generator.ml
diff --git a/src/generator.ml b/src/generator.ml
index 5717f9b..5eb6122 100755 (executable)
--- a/src/generator.ml
+++ b/src/generator.ml
@@ -136,8 +136,7 @@ can easily destroy all your data>."
  * the virtual machine and block devices are reused between tests.
  * So don't try testing kill_subprocess :-x
  *
- * Between each test we blockdev-setrw, umount-all, lvm-remove-all
- * (except InitNone).
+ * Between each test we blockdev-setrw, umount-all, lvm-remove-all.
  *
  * If the appliance is running an older Linux kernel (eg. RHEL 5) then
  * devices are named /dev/hda etc.  To cope with this, the test suite
@@ -1663,22 +1662,25 @@ to find out what you can do.");
 
   ("lvremove", (RErr, [String "device"]), 77, [],
    [InitEmpty, Always, TestOutputList (
-      [["pvcreate"; "/dev/sda"];
-       ["vgcreate"; "VG"; "/dev/sda"];
+      [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+       ["pvcreate"; "/dev/sda1"];
+       ["vgcreate"; "VG"; "/dev/sda1"];
        ["lvcreate"; "LV1"; "VG"; "50"];
        ["lvcreate"; "LV2"; "VG"; "50"];
        ["lvremove"; "/dev/VG/LV1"];
        ["lvs"]], ["/dev/VG/LV2"]);
     InitEmpty, Always, TestOutputList (
-      [["pvcreate"; "/dev/sda"];
-       ["vgcreate"; "VG"; "/dev/sda"];
+      [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+       ["pvcreate"; "/dev/sda1"];
+       ["vgcreate"; "VG"; "/dev/sda1"];
        ["lvcreate"; "LV1"; "VG"; "50"];
        ["lvcreate"; "LV2"; "VG"; "50"];
        ["lvremove"; "/dev/VG"];
        ["lvs"]], []);
     InitEmpty, Always, TestOutputList (
-      [["pvcreate"; "/dev/sda"];
-       ["vgcreate"; "VG"; "/dev/sda"];
+      [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+       ["pvcreate"; "/dev/sda1"];
+       ["vgcreate"; "VG"; "/dev/sda1"];
        ["lvcreate"; "LV1"; "VG"; "50"];
        ["lvcreate"; "LV2"; "VG"; "50"];
        ["lvremove"; "/dev/VG"];
@@ -1693,15 +1695,17 @@ the VG name, C</dev/VG>.");
 
   ("vgremove", (RErr, [String "vgname"]), 78, [],
    [InitEmpty, Always, TestOutputList (
-      [["pvcreate"; "/dev/sda"];
-       ["vgcreate"; "VG"; "/dev/sda"];
+      [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+       ["pvcreate"; "/dev/sda1"];
+       ["vgcreate"; "VG"; "/dev/sda1"];
        ["lvcreate"; "LV1"; "VG"; "50"];
        ["lvcreate"; "LV2"; "VG"; "50"];
        ["vgremove"; "VG"];
        ["lvs"]], []);
     InitEmpty, Always, TestOutputList (
-      [["pvcreate"; "/dev/sda"];
-       ["vgcreate"; "VG"; "/dev/sda"];
+      [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+       ["pvcreate"; "/dev/sda1"];
+       ["vgcreate"; "VG"; "/dev/sda1"];
        ["lvcreate"; "LV1"; "VG"; "50"];
        ["lvcreate"; "LV2"; "VG"; "50"];
        ["vgremove"; "VG"];
@@ -1715,28 +1719,31 @@ group (if any).");
 
   ("pvremove", (RErr, [String "device"]), 79, [],
    [InitEmpty, Always, TestOutputList (
-      [["pvcreate"; "/dev/sda"];
-       ["vgcreate"; "VG"; "/dev/sda"];
+      [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+       ["pvcreate"; "/dev/sda1"];
+       ["vgcreate"; "VG"; "/dev/sda1"];
        ["lvcreate"; "LV1"; "VG"; "50"];
        ["lvcreate"; "LV2"; "VG"; "50"];
        ["vgremove"; "VG"];
-       ["pvremove"; "/dev/sda"];
+       ["pvremove"; "/dev/sda1"];
        ["lvs"]], []);
     InitEmpty, Always, TestOutputList (
-      [["pvcreate"; "/dev/sda"];
-       ["vgcreate"; "VG"; "/dev/sda"];
+      [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+       ["pvcreate"; "/dev/sda1"];
+       ["vgcreate"; "VG"; "/dev/sda1"];
        ["lvcreate"; "LV1"; "VG"; "50"];
        ["lvcreate"; "LV2"; "VG"; "50"];
        ["vgremove"; "VG"];
-       ["pvremove"; "/dev/sda"];
+       ["pvremove"; "/dev/sda1"];
        ["vgs"]], []);
     InitEmpty, Always, TestOutputList (
-      [["pvcreate"; "/dev/sda"];
-       ["vgcreate"; "VG"; "/dev/sda"];
+      [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+       ["pvcreate"; "/dev/sda1"];
+       ["vgcreate"; "VG"; "/dev/sda1"];
        ["lvcreate"; "LV1"; "VG"; "50"];
        ["lvcreate"; "LV2"; "VG"; "50"];
        ["vgremove"; "VG"];
-       ["pvremove"; "/dev/sda"];
+       ["pvremove"; "/dev/sda1"];
        ["pvs"]], [])],
    "remove an LVM physical volume",
    "\
@@ -1999,7 +2006,7 @@ This runs C<hexdump -C> on the given C<path>.  The result is
 the human-readable, canonical hex dump of the file.");
 
   ("zerofree", (RErr, [String "device"]), 97, [],
-   [InitNone, Always, TestOutput (
+   [InitNone, Unless (env_is_true "SKIP_ZEROFREE"), TestOutput (
       [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
        ["mkfs"; "ext3"; "/dev/sda1"];
        ["mount"; "/dev/sda1"; "/"];
@@ -2096,6 +2103,72 @@ This command is the same as running C<vgchange -a y|n volgroups...>
 Note that if C<volgroups> is an empty list then B<all> volume groups
 are activated or deactivated.");
 
+  ("lvresize", (RErr, [String "device"; Int "mbytes"]), 105, [],
+   [InitNone, Always, TestOutput (
+    [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+     ["pvcreate"; "/dev/sda1"];
+     ["vgcreate"; "VG"; "/dev/sda1"];
+     ["lvcreate"; "LV"; "VG"; "10"];
+     ["mkfs"; "ext2"; "/dev/VG/LV"];
+     ["mount"; "/dev/VG/LV"; "/"];
+     ["write_file"; "/new"; "test content"; "0"];
+     ["umount"; "/"];
+     ["lvresize"; "/dev/VG/LV"; "20"];
+     ["resize2fs"; "/dev/VG/LV"];
+     ["mount"; "/dev/VG/LV"; "/"];
+     ["cat"; "/new"]], "test content")],
+   "resize an LVM logical volume",
+   "\
+This resizes (expands or shrinks) an existing LVM logical
+volume to C<mbytes>.  When reducing, data in the reduced part
+is lost.");
+
+  ("resize2fs", (RErr, [String "device"]), 106, [],
+   [], (* lvresize tests this *)
+   "resize an ext2/ext3 filesystem",
+   "\
+This resizes an ext2 or ext3 filesystem to match the size of
+the underlying device.");
+
+  ("find", (RStringList "names", [String "directory"]), 107, [],
+   [InitBasicFS, Always, TestOutputList (
+      [["find"; "/"]], ["lost+found"]);
+    InitBasicFS, Always, TestOutputList (
+      [["touch"; "/a"];
+       ["mkdir"; "/b"];
+       ["touch"; "/b/c"];
+       ["find"; "/"]], ["a"; "b"; "b/c"; "lost+found"]);
+    InitBasicFS, Always, TestOutputList (
+      [["mkdir_p"; "/a/b/c"];
+       ["touch"; "/a/b/c/d"];
+       ["find"; "/a/b/"]], ["c"; "c/d"])],
+   "find all files and directories",
+   "\
+This command lists out all files and directories, recursively,
+starting at C<directory>.  It is essentially equivalent to
+running the shell command C<find directory -print> but some
+post-processing happens on the output, described below.
+
+This returns a list of strings I<without any prefix>.  Thus
+if the directory structure was:
+
+ /tmp/a
+ /tmp/b
+ /tmp/c/d
+
+then the returned list from C<guestfs_find> C</tmp> would be
+4 elements:
+
+ a
+ b
+ c
+ c/d
+
+If C<directory> is not a directory, then this command returns
+an error.
+
+The returned list is sorted.");
+
 ]
 
 let all_functions = non_daemon_functions @ daemon_functions
@@ -3816,15 +3889,15 @@ and generate_one_test name i (init, prereq, test) =
 
 and generate_one_test_body name i test_name init test =
   (match init with
-   | InitNone -> ()
+   | InitNone
    | InitEmpty ->
-       pr "  /* InitEmpty for %s (%d) */\n" name i;
+       pr "  /* InitNone|InitEmpty for %s */\n" test_name;
        List.iter (generate_test_command_call test_name)
         [["blockdev_setrw"; "/dev/sda"];
          ["umount_all"];
          ["lvm_remove_all"]]
    | InitBasicFS ->
-       pr "  /* InitBasicFS for %s (%d): create ext2 on /dev/sda1 */\n" name i;
+       pr "  /* InitBasicFS for %s: create ext2 on /dev/sda1 */\n" test_name;
        List.iter (generate_test_command_call test_name)
         [["blockdev_setrw"; "/dev/sda"];
          ["umount_all"];
@@ -3833,8 +3906,8 @@ and generate_one_test_body name i test_name init test =
          ["mkfs"; "ext2"; "/dev/sda1"];
          ["mount"; "/dev/sda1"; "/"]]
    | InitBasicFSonLVM ->
-       pr "  /* InitBasicFSonLVM for %s (%d): create ext2 on /dev/VG/LV */\n"
-        name i;
+       pr "  /* InitBasicFSonLVM for %s: create ext2 on /dev/VG/LV */\n"
+        test_name;
        List.iter (generate_test_command_call test_name)
         [["blockdev_setrw"; "/dev/sda"];
          ["umount_all"];
[MOVED TO GITHUB] library for accessing and modifying guest disk images