[libdazzle] tests: cleanup tree test implementation

[Christian Hergert <chergert src gnome org>]

commit 41f84cef82c74c32c56a4e97390633ff401b7e93
Author: Christian Hergert <chergert redhat com>
Date:   Tue Dec 5 02:18:56 2017 -0800

    tests: cleanup tree test implementation
    
    Whitespace, how we build nodes, change the root, etc.

 tests/test-tree.c |   17 ++++++++++-------
 1 files changed, 10 insertions(+), 7 deletions(-)
---
diff --git a/tests/test-tree.c b/tests/test-tree.c
index db2dcc9..63106f1 100644
--- a/tests/test-tree.c
+++ b/tests/test-tree.c
@@ -49,29 +49,34 @@ build_node_cb (DzlTreeBuilder *builder,
 }
 
 gint
-main (gint argc,
+main (gint   argc,
       gchar *argv[])
 {
+  g_autoptr(DzlTreeNode) root = NULL;
+  g_autoptr(GFile) home = NULL;
+  DzlTreeBuilder *builder;
   GtkWidget *window;
   GtkWidget *scroller;
   GtkWidget *tree;
-  DzlTreeBuilder *builder;
-  DzlTreeNode *root;
-  g_autoptr(GFile) file = NULL;
 
   gtk_init (&argc, &argv);
 
+  home = g_file_new_for_path (g_get_home_dir ());
+
   window = g_object_new (GTK_TYPE_WINDOW,
                          "default-width", 300,
                          "default-height", 700,
                          "title", "Tree Test",
                          "visible", TRUE,
                          NULL);
+
   scroller = g_object_new (GTK_TYPE_SCROLLED_WINDOW,
                            "visible", TRUE,
                            NULL);
   gtk_container_add (GTK_CONTAINER (window), scroller);
+
   tree = g_object_new (DZL_TYPE_TREE,
+                       "show-icons", TRUE,
                        "headers-visible", FALSE,
                        "visible", TRUE,
                        NULL);
@@ -82,9 +87,7 @@ main (gint argc,
   dzl_tree_add_builder (DZL_TREE (tree), builder);
 
   root = dzl_tree_node_new ();
-  file = g_file_new_for_path ("/");
-  dzl_tree_node_set_item (root, G_OBJECT (file));
-
+  dzl_tree_node_set_item (root, G_OBJECT (home));
   dzl_tree_set_root (DZL_TREE (tree), root);
 
   g_signal_connect (window, "delete-event", gtk_main_quit, NULL);