[gvfs] gvfs-test: Robustify Smb.test_anonymous

[Martin Pitt <martinpitt src gnome org>]

commit 4a71400a3ca74baee69f9e90f124fcfd2bcf10b6
Author: Martin Pitt <martinpitt gnome org>
Date:   Tue Oct 16 11:40:36 2012 +0200

    gvfs-test: Robustify Smb.test_anonymous
    
    gvfs-mount may hang indefinitely if it unexpectedly asks for credentials when
    trying to do an anoymous mount. Time out after 5 seconds instead.

 test/gvfs-test |   16 +++++++++++++++-
 1 files changed, 15 insertions(+), 1 deletions(-)
---
diff --git a/test/gvfs-test b/test/gvfs-test
index 38edba4..cfccb3c 100755
--- a/test/gvfs-test
+++ b/test/gvfs-test
@@ -465,7 +465,21 @@ class Smb(GvfsTestCase):
         '''smb:// anonymous'''
 
         uri = 'smb://%s/myfiles' % os.uname()[1]
-        subprocess.check_call(['gvfs-mount', uri])
+
+        # ensure that this does not ask for any credentials
+        mount = subprocess.Popen(['gvfs-mount', uri])
+        timeout = 50
+        while timeout > 0:
+            time.sleep(0.1)
+            timeout -= 1
+            if mount.poll() is not None:
+                self.assertEqual(mount.returncode, 0, 'gvfs-mount %s failed' % uri)
+                break
+        else:
+            mount.terminate()
+            mount.wait()
+            self.fail('timed out waiting for gvfs-mount %s' % uri)
+
         self.do_mount_check(uri, False)
 
     def test_authenticated(self):