[gtk+] listbox: Add tests for multi-selection

[Matthias Clasen <matthiasc src gnome org>]

commit 14ce8025cada0cab9042751f537717fe04f42eeb
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Apr 13 14:03:12 2014 -0700

    listbox: Add tests for multi-selection
    
    This was forgotten when the multi-selection API was added,
    and it was promptly broken in some places.

 testsuite/gtk/listbox.c |   92 +++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 92 insertions(+), 0 deletions(-)
---
diff --git a/testsuite/gtk/listbox.c b/testsuite/gtk/listbox.c
index 4f5e22d..ce1fca8 100644
--- a/testsuite/gtk/listbox.c
+++ b/testsuite/gtk/listbox.c
@@ -130,7 +130,9 @@ test_selection (void)
                     &count);
 
   row = gtk_list_box_get_row_at_index (list, 20);
+  g_assert (!gtk_list_box_row_is_selected (row));
   gtk_list_box_select_row (list, row);
+  g_assert (gtk_list_box_row_is_selected (row));
   g_assert (callback_row == row);
   g_assert_cmpint (count, ==, 1);
   row2 = gtk_list_box_get_selected_row (list);
@@ -145,10 +147,12 @@ test_selection (void)
 
   row = gtk_list_box_get_row_at_index (list, 20);
   gtk_list_box_select_row (list, row);
+  g_assert (gtk_list_box_row_is_selected (row));
   g_assert (callback_row == row);
   g_assert_cmpint (count, ==, 3);
 
   gtk_list_box_set_selection_mode (list, GTK_SELECTION_NONE);
+  g_assert (!gtk_list_box_row_is_selected (row));
   g_assert (callback_row == NULL);
   g_assert_cmpint (count, ==, 4);
   row2 = gtk_list_box_get_selected_row (list);
@@ -167,6 +171,93 @@ test_selection (void)
   g_object_unref (list);
 }
 
+static void
+on_selected_rows_changed (GtkListBox *box, gpointer data)
+{
+  gint *i = data;
+
+  (*i)++;
+}
+
+static void
+test_multi_selection (void)
+{
+  GtkListBox *list;
+  GList *l;
+  GtkListBoxRow *row, *row2;
+  GtkWidget *label;
+  gint i;
+  gchar *s;
+  gint count;
+
+  list = GTK_LIST_BOX (gtk_list_box_new ());
+  g_object_ref_sink (list);
+  gtk_widget_show (GTK_WIDGET (list));
+
+  g_assert_cmpint (gtk_list_box_get_selection_mode (list), ==, GTK_SELECTION_SINGLE);
+  g_assert (gtk_list_box_get_selected_rows (list) == NULL);
+
+  gtk_list_box_set_selection_mode (list, GTK_SELECTION_MULTIPLE);
+
+  for (i = 0; i < 100; i++)
+    {
+      s = g_strdup_printf ("%d", i);
+      label = gtk_label_new (s);
+      g_object_set_data (G_OBJECT (label), "data", GINT_TO_POINTER (i));
+      g_free (s);
+      gtk_container_add (GTK_CONTAINER (list), label);
+    }
+
+  count = 0;
+  g_signal_connect (list, "selected-rows-changed",
+                    G_CALLBACK (on_selected_rows_changed),
+                    &count);
+
+  row = gtk_list_box_get_row_at_index (list, 20);
+
+  gtk_list_box_select_all (list);
+  g_assert_cmpint (count, ==, 1);
+  l = gtk_list_box_get_selected_rows (list);
+  g_assert_cmpint (g_list_length (l), ==, 100);
+  g_list_free (l);
+  g_assert (gtk_list_box_row_is_selected (row));
+
+  gtk_list_box_unselect_all (list);
+  g_assert_cmpint (count, ==, 2);
+  l = gtk_list_box_get_selected_rows (list);
+  g_assert (l == NULL);
+  g_assert (!gtk_list_box_row_is_selected (row));
+
+  gtk_list_box_select_row (list, row);
+  g_assert (gtk_list_box_row_is_selected (row));
+  g_assert_cmpint (count, ==, 3);
+  l = gtk_list_box_get_selected_rows (list);
+  g_assert_cmpint (g_list_length (l), ==, 1);
+  g_assert (l->data == row);
+  g_list_free (l);
+
+  row2 = gtk_list_box_get_row_at_index (list, 40);
+  g_assert (!gtk_list_box_row_is_selected (row2));
+  gtk_list_box_select_row (list, row2);
+  g_assert (gtk_list_box_row_is_selected (row2));
+  g_assert_cmpint (count, ==, 4);
+  l = gtk_list_box_get_selected_rows (list);
+  g_assert_cmpint (g_list_length (l), ==, 2);
+  g_assert (l->data == row);
+  g_assert (l->next->data == row2);
+  g_list_free (l);
+
+  gtk_list_box_unselect_row (list, row);
+  g_assert (!gtk_list_box_row_is_selected (row));
+  g_assert_cmpint (count, ==, 5);
+  l = gtk_list_box_get_selected_rows (list);
+  g_assert_cmpint (g_list_length (l), ==, 1);
+  g_assert (l->data == row2);
+  g_list_free (l);
+
+  g_object_unref (list);
+}
+
 static gboolean
 filter_func (GtkListBoxRow *row,
              gpointer       data)
@@ -344,6 +435,7 @@ main (int argc, char *argv[])
 
   g_test_add_func ("/listbox/sort", test_sort);
   g_test_add_func ("/listbox/selection", test_selection);
+  g_test_add_func ("/listbox/multi-selection", test_multi_selection);
   g_test_add_func ("/listbox/filter", test_filter);
   g_test_add_func ("/listbox/header", test_header);