Some fixes on the last commit

lib/db.coffee

@@ -256,7 +256,7 @@ fetchDevice = (id, timestamp, patterns, callback) ->
     loaded.push([pattern, 1])
     if pattern.length == 0
       projection['_timestamp'] = 1
-    else if not pattern[0]?
+    else if pattern[0] == '*'
       projection[''] = 1
     else if pattern[0] == 'Events'
       if pattern.length == 1
@@ -264,7 +264,7 @@ fetchDevice = (id, timestamp, patterns, callback) ->
           {exist: timestamp, object: timestamp, writable: timestamp},
           {exist: 1, object: 1, writable: 0}])
       else if pattern.length == 2
-        if not pattern[1]?
+        if pattern[1] == '*'
           projection['_registered'] = 1
           projection['_lastInform'] = 1
           projection['_lastBootstrap'] = 1
@@ -285,7 +285,7 @@ fetchDevice = (id, timestamp, patterns, callback) ->
           {exist: 1, object: 1, writable: 0}])
 
       else if pattern.length == 2
-        if not pattern[1]?
+        if pattern[1] == '*'
           projection['_id'] = 1
           projection['_deviceId._Manufacturer'] = 1
           projection['_deviceId._ProductClass'] = 1

lib/sandbox.coffee

@@ -44,7 +44,7 @@ sandbox.context.Date = class
 
     return new Date(sandbox.timestamp)
 
-  now: () ->
+  @now: () ->
     return sandbox.timestamp
 
 
@@ -72,7 +72,7 @@ sandbox.context.declare = (decs) ->
       for attrName, dec of v
         if Array.isArray(dec)
           decT[attrName] = dec[0]
-          decV[attrName] = dec[1] if 1 in dec
+          decV[attrName] = dec[1] if 1 of dec
         else
           decT[attrName] = dec