[ostree] manual-tests: New directory with custom test scripts

[Colin Walters <walters src gnome org>]

commit 53bd648dac89082e1e3de274b3a033b5e184bbc8
Author: Colin Walters <walters verbum org>
Date:   Fri Feb 14 18:16:10 2014 -0500

    manual-tests: New directory with custom test scripts
    
    This is just a demo script.

 manual-tests/upgrade-loop.js |   85 ++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 85 insertions(+), 0 deletions(-)
---
diff --git a/manual-tests/upgrade-loop.js b/manual-tests/upgrade-loop.js
new file mode 100644
index 0000000..04a19ff
--- /dev/null
+++ b/manual-tests/upgrade-loop.js
@@ -0,0 +1,85 @@
+#!/usr/bin/env gjs
+//
+// Copyright (C) 2013,2014 Colin Walters <walters verbum org>
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library 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
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the
+// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+// Boston, MA 02111-1307, USA.
+
+// PURPOSE: This script runs in an infinite loop; it alternates
+// upgrading and downgrading.  The idea is that a parent test process
+// could watch the output, and assert that the system is in a
+// consistent state if this script is killed and restarted. randomly.
+
+const GLib = imports.gi.GLib;
+const Gio = imports.gi.Gio;
+
+const OSTree = imports.gi.OSTree;
+
+let sysroot = OSTree.Sysroot.new_default();
+sysroot.load(null);
+let [,repo] = sysroot.get_repo(null);
+let deployments = sysroot.get_deployments();
+if (deployments.length == 0)
+    throw new Error("No deployments");
+
+let firstDeployment = deployments[0];
+let startingRevision = firstDeployment.get_csum();
+print("Using OS= " + firstDeployment.get_osname() + " revision=" + startingRevision);
+
+let origin = firstDeployment.get_origin();
+let refspec = origin.get_string('origin', 'refspec');
+
+let [,remote,ref] = OSTree.parse_refspec(refspec);
+print("Using origin remote=" + remote + " ref=" + ref);
+
+repo.pull(remote, [ref], 0, null, null);
+
+let [,newRev] = repo.resolve_rev(refspec, false);
+
+let targetRev = null;
+
+while (true) {
+    sysroot.cleanup(null);
+
+    if (startingRevision == newRev) {
+       print("Starting revision is current");
+       let [,commitObject] = repo.load_variant(OSTree.ObjectType.COMMIT, startingRevision);
+       targetRev = OSTree.commit_get_parent(commitObject);
+       print("Using parent target revision " + targetRev);
+       repo.pull(remote, [targetRev], 0, null, null);
+    } else {
+       print("Starting revision is older, using target revision " + newRev);
+       targetRev = newRev;
+    }
+
+    let origin = sysroot.origin_new_from_refspec(refspec);
+    print("DEPLOY BEGIN revision=" + targetRev);
+    let [,newDeployment] = sysroot.deploy_tree(firstDeployment.get_osname(), targetRev, origin,
+                                              firstDeployment, null,
+                                              null);
+    print("DEPLOY END revision=" + targetRev);
+
+    let newDeployments = [newDeployment, firstDeployment];
+    sysroot.write_deployments(newDeployments, null);
+
+    sysroot.load(null);
+    sysroot.cleanup(null);
+    
+    let deployments = sysroot.get_deployments();
+    if (deployments.length == 0)
+       throw new Error("No deployments");
+    
+    firstDeployment = deployments[0];
+}