[gxml] Fixed read GomProperty and create new object

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 87db8c7e063cc79b659e747a2aab9e7f5ad211a1
Author: Daniel Espinosa <esodan gmail com>
Date:   Tue Jan 31 18:51:09 2017 -0600

    Fixed read GomProperty and create new object

 gxml/GomElement.vala           |    6 +++++-
 gxml/GomObject.vala            |   15 ++++++++++-----
 gxml/XParser.vala              |    2 +-
 test/GomSerializationTest.vala |   10 ++++++++++
 4 files changed, 26 insertions(+), 7 deletions(-)
---
diff --git a/gxml/GomElement.vala b/gxml/GomElement.vala
index 1572ae9..242f2e2 100644
--- a/gxml/GomElement.vala
+++ b/gxml/GomElement.vala
@@ -473,9 +473,13 @@ public class GXml.GomElement : GomNode,
   }
   public DomNamedNodeMap attributes { owned get { return (DomNamedNodeMap) _attributes; } }
   public string? get_attribute (string name) {
+#if DEBUG
     message ("Searching attribute: "+name);
+#endif
     string s = (this as GomObject).get_attribute (name);
-    message ("Found as GomProperty?: "+(s != null).to_string ());
+#if DEBUG
+    message ("Found as GomObject Property?: "+(s != null).to_string ());
+#endif
     if (s != null) return s;
     return _attributes.get (name);
   }
diff --git a/gxml/GomObject.vala b/gxml/GomObject.vala
index eb75b03..fcd0835 100644
--- a/gxml/GomObject.vala
+++ b/gxml/GomObject.vala
@@ -106,7 +106,7 @@ public interface GXml.GomObject : GLib.Object,
 #if DEBUG
     GLib.message ("Getting GomProperty attribute: "+prop.name);
 #endif
-      GomProperty so = (Object) v as GomProperty;
+      var so = v.get_object ();
       if (so == null) {
 #if DEBUG
         GLib.message ("GomProperty is Null");
@@ -114,13 +114,13 @@ public interface GXml.GomObject : GLib.Object,
         return null;
       }
 #if DEBUG
-      if (so.value != null) {
-        message ("GomProperty Value: "+so.value);
+      if ((so as GomProperty).value != null) {
+        message ("GomProperty Value: "+(so as GomProperty).value);
       } else {
         message ("GomProperty Value Is Null");
       }
-      return so.value;
 #endif
+      return (so as GomProperty).value;
     }
     if (prop.value_type.is_a (typeof (string))) {
       return (string) v;
@@ -196,7 +196,12 @@ public interface GXml.GomObject : GLib.Object,
       if (prop.value_type.is_a (typeof(GomProperty))) {
         get_property (prop.name, ref v);
         GomProperty so = (Object) v as GomProperty;
-        if (so == null) return false;
+        if (so == null) {
+          var obj = Object.new (prop.value_type);
+          v.set_object (obj);
+          set_property (prop.name, v);
+          so = obj as GomProperty;
+        }
         so.value = val;
         return true;
       }
diff --git a/gxml/XParser.vala b/gxml/XParser.vala
index 1dca454..7f3be63 100644
--- a/gxml/XParser.vala
+++ b/gxml/XParser.vala
@@ -448,7 +448,7 @@ public class GXml.XParser : Object, GXml.Parser {
    * read node, only if parent: have a property as {@link DomElement} type and current
    * node have same local name as property element.
    *
-   * Returns: true if element is set to a new object, it is set as a child of parent:
+   * Returns: true if element is set to a new object and it is set as a child of parent:
    * as a property.
    */
   public bool read_element_property (DomNode parent,
diff --git a/test/GomSerializationTest.vala b/test/GomSerializationTest.vala
index a29f019..5ae1cdc 100644
--- a/test/GomSerializationTest.vala
+++ b/test/GomSerializationTest.vala
@@ -681,6 +681,16 @@ class GomSerializationTest : GXmlTest  {
       assert ("TensionType=\"dc\"" in s);
       assert ("Tension=\"125\"" in s);
       assert ("/>" in s);
+      assert (m.is_on != null);
+      assert (m.is_on.get_boolean() == true);
+      assert (m.torque != null);
+      assert (m.torque.get_double () == 3.1416);
+      assert (m.speed != null);
+      assert (m.speed.get_double () == 3600.1011);
+      assert (m.tension != null);
+      assert (m.tension.get_integer () == 125);
+      assert (m.tension_type != null);
+      assert (m.tension_type.value == "dc");
     } catch (GLib.Error e) {
       GLib.message ("Error: "+e.message);
       assert_not_reached ();