[gxml] Added unit tests for SerializableDouble

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 3d4a99b5952091b96a2a47b3e15b0337c9d364f4
Author: Daniel Espinosa <esodan gmail com>
Date:   Wed Oct 21 19:42:26 2015 -0500

    Added unit tests for SerializableDouble
    
    * Fixed implementation for deserialize, the given value is taken as is
      no parsing is done at all

 gxml/SerializableDouble.vala             |    7 +------
 test/SerializablePropertyDoubleTest.vala |   16 ++++++++++++++++
 2 files changed, 17 insertions(+), 6 deletions(-)
---
diff --git a/gxml/SerializableDouble.vala b/gxml/SerializableDouble.vala
index bd4710a..c777879 100644
--- a/gxml/SerializableDouble.vala
+++ b/gxml/SerializableDouble.vala
@@ -38,12 +38,7 @@ public class GXml.SerializableDouble : SerializableObjectModel, SerializableProp
   public double get_value () { return double.parse (_val); }
   public void set_value (double val) { _val = val.to_string (); }
   public string get_serializable_property_value () { return _val; }
-  public void set_serializable_property_value (string? val) {
-    if (val == null)
-      _val = val;
-    else
-      _val = double.parse (val).to_string ();
-  }
+  public void set_serializable_property_value (string? val) { _val = val; }
   public override string to_string () {
     if (_val != null) return (double.parse (_val)).to_string ();
     return "";
diff --git a/test/SerializablePropertyDoubleTest.vala b/test/SerializablePropertyDoubleTest.vala
index 0626153..2622594 100644
--- a/test/SerializablePropertyDoubleTest.vala
+++ b/test/SerializablePropertyDoubleTest.vala
@@ -103,5 +103,21 @@ class SerializablePropertyDoubleTest : GXmlTest {
         assert_not_reached ();
       }
     });
+    Test.add_func ("/gxml/serializable/Double/deserialize",
+    () => {
+      try {
+        var doc1 = new xDocument.from_string ("""<?xml version="1.0"?>
+                       <DoubleNode DoubleValue="3.1416"/>""");
+        var d = new DoubleNode ();
+        d.deserialize (doc1);
+        Test.message ("Actual value: "+d.double_value.get_serializable_property_value ());
+        assert (d.double_value.get_serializable_property_value () == "3.1416");
+        Test.message ("Actual value parse: "+"%2.4f".printf (double.parse 
(d.double_value.get_serializable_property_value ())));
+        assert ("%2.4f".printf (double.parse (d.double_value.get_serializable_property_value ())) == 
"3.1416");
+      } catch (GLib.Error e) {
+        Test.message (@"ERROR: $(e.message)");
+        assert_not_reached ();
+      }
+    });
   }
 }