[gnome-boxes] tests: Check snapshots more frequently

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 70f1f68ccb4959976534d72cd9a26f945e5a2220
Author: Vladimir Benes <benesv email cz>
Date:   Thu Jun 18 22:48:32 2015 +0200

    tests: Check snapshots more frequently
    
    Now that we wait much longer for snapshot creation, better save as
    much time as possible between checks for snapshot creation.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=751042

 tests/steps/snapshot.py |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/tests/steps/snapshot.py b/tests/steps/snapshot.py
index fe18181..592e4ec 100644
--- a/tests/steps/snapshot.py
+++ b/tests/steps/snapshot.py
@@ -20,9 +20,9 @@ def add_snapshot(context, name):
     wait = 0
     while len(context.app.findChildren(lambda x: x.roleName == 'toggle button' and x.showing \
                                                                             and x.sensitive and x.name == 
'Menu')) == 0:
-        sleep(1)
+        sleep(0.25)
         wait += 1
-        if wait == 20:
+        if wait == 80:
             raise Exception("Timeout: Node %s wasn't found showing" %name)
 
     sleep(1)