[gegl] gegl: add extra white space for id/ref serialization

[Øyvind Kolås <ok src gnome org>]

commit 073de42ed401b47bc12a169d46be7ffcb3a3cd50
Author: Øyvind Kolås <pippin gimp org>
Date:   Thu Apr 13 19:50:36 2017 +0200

    gegl: add extra white space for id/ref serialization

 gegl/gegl-serialize.c         |    4 ++--
 tests/simple/test-serialize.c |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gegl/gegl-serialize.c b/gegl/gegl-serialize.c
index 11582fc..e1e87e6 100644
--- a/gegl/gegl-serialize.c
+++ b/gegl/gegl-serialize.c
@@ -638,9 +638,9 @@ gegl_serialize2 (GeglNode *start, GeglNode *end, const char *basepath,
             gchar *refname = g_object_get_data (G_OBJECT (iter), "refname");
 
             if (refname)
-              str3  = g_strdup_printf (" %s=%s", last ? "id" : "ref", refname);
+              str3  = g_strdup_printf (" %s=%s\n", last ? "id" : "ref", refname);
             else
-              str3  = g_strdup_printf (" %s=%p", last ? "id" : "ref", iter);
+              str3  = g_strdup_printf (" %s=%p\n", last ? "id" : "ref", iter);
             g_string_prepend (str, str3);
             g_free (str3);
           }
diff --git a/tests/simple/test-serialize.c b/tests/simple/test-serialize.c
index 7a8abc6..36bb02f 100644
--- a/tests/simple/test-serialize.c
+++ b/tests/simple/test-serialize.c
@@ -92,11 +92,11 @@ TestCase tests[] = {
      ""},
 
     {"id=foo over aux=[ ref=foo invert ]",
-     "id=foo svg:src-over aux=[  ref=foo gegl:invert-linear ]\n",
+     "id=foo\n svg:src-over aux=[  ref=foo\n gegl:invert-linear ]\n",
      ""},
 
     {"id=bar id=foo over aux=[ ref=foo invert ]",
-     "id=foo svg:src-over aux=[  ref=foo gegl:invert-linear ]\n",
+     "id=foo\n svg:src-over aux=[  ref=foo\n gegl:invert-linear ]\n",
      ""},
 
     {"over aux=[ text string={ 0='foo bar' } ]",