[gtk/text-placeholder-visibility: 2/13] Add some tests for the listlistmodel
- From: Matthias Clasen <matthiasc src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk/text-placeholder-visibility: 2/13] Add some tests for the listlistmodel
- Date: Fri, 15 Jul 2022 20:46:02 +0000 (UTC)
commit 3f0e29bfc54b937446fb4184d77ba3b374d442ba
Author: Matthias Clasen <mclasen redhat com>
Date: Thu Jul 14 22:51:13 2022 -0400
Add some tests for the listlistmodel
testsuite/gtk/listlistmodel.c | 126 ++++++++++++++++++++++++++++++++++++++++++
testsuite/gtk/meson.build | 1 +
2 files changed, 127 insertions(+)
---
diff --git a/testsuite/gtk/listlistmodel.c b/testsuite/gtk/listlistmodel.c
new file mode 100644
index 0000000000..7d1f25aa35
--- /dev/null
+++ b/testsuite/gtk/listlistmodel.c
@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2022, Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <locale.h>
+
+#include <gtk/gtk.h>
+
+static GQuark changes_quark;
+
+static void
+items_changed_cb (GListModel *model,
+ guint position,
+ guint removed,
+ guint added)
+{
+ GString *changes;
+
+ g_assert_true (removed != 0 || added != 0);
+
+ changes = g_object_get_qdata (G_OBJECT (model), changes_quark);
+
+ if (changes->len)
+ g_string_append (changes, ", ");
+
+ if (removed == 1 && added == 0)
+ {
+ g_string_append_printf (changes, "-%u", position);
+ }
+ else if (removed == 0 && added == 1)
+ {
+ g_string_append_printf (changes, "+%u", position);
+ }
+ else
+ {
+ g_string_append_printf (changes, "%u", position);
+ if (removed > 0)
+ g_string_append_printf (changes, "-%u", removed);
+ if (added > 0)
+ g_string_append_printf (changes, "+%u", added);
+ }
+}
+
+#define assert_changes(model, expected) G_STMT_START{ \
+ GString *changes = g_object_get_qdata (G_OBJECT (model), changes_quark); \
+ if (!g_str_equal (changes->str, expected)) \
+ g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
+ #model " == " #expected, changes->str, "==", expected); \
+ g_string_set_size (changes, 0); \
+}G_STMT_END
+
+static void
+free_changes (gpointer data)
+{
+ GString *s = data;
+
+ g_string_free (s, TRUE);
+}
+
+static void
+test_list_list_model (void)
+{
+ GtkWidget *box;
+ GListModel *model;
+ GtkWidget *a, *b;
+ GObject *item;
+ guint n_items;
+
+ box = g_object_ref_sink (gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0));
+
+ model = gtk_widget_observe_children (box);
+ g_assert_true (g_list_model_get_item_type (model) == G_TYPE_OBJECT);
+
+ g_assert_true (g_list_model_get_n_items (model) == 0);
+ g_assert_true (g_list_model_get_item (model, 0) == NULL);
+
+ g_object_set_qdata_full (G_OBJECT (model), changes_quark, g_string_new (""), free_changes);
+
+ g_signal_connect (model, "items-changed", G_CALLBACK (items_changed_cb), NULL);
+ a = gtk_label_new ("a");
+ b = gtk_label_new ("b");
+ gtk_box_append (GTK_BOX (box), a);
+ gtk_box_append (GTK_BOX (box), b);
+
+ item = g_list_model_get_item (model, 0);
+ g_assert_true (GTK_WIDGET (item) == a);
+ g_object_unref (item);
+ item = g_list_model_get_item (model, 1);
+ g_assert_true (GTK_WIDGET (item) == b);
+ g_object_unref (item);
+
+ assert_changes (model, "+0, +1");
+
+ g_object_get (model, "n-items", &n_items, NULL);
+ g_assert_true (n_items == 2);
+
+ g_object_unref (model);
+ g_object_unref (box);
+}
+
+int
+main (int argc, char *argv[])
+{
+ (g_test_init) (&argc, &argv, NULL);
+ gtk_init ();
+ setlocale (LC_ALL, "C");
+
+ changes_quark = g_quark_from_static_string ("What did I see? Can I believe what I saw?");
+
+ g_test_add_func ("/listlistmodel/change", test_list_list_model);
+
+ return g_test_run ();
+}
diff --git a/testsuite/gtk/meson.build b/testsuite/gtk/meson.build
index fcf85ce509..4dd9e494fe 100644
--- a/testsuite/gtk/meson.build
+++ b/testsuite/gtk/meson.build
@@ -54,6 +54,7 @@ tests = [
{ 'name': 'icontheme' },
{ 'name': 'label' },
{ 'name': 'listbox' },
+ { 'name': 'listlistmodel' },
{ 'name': 'main' },
{ 'name': 'maplistmodel' },
{ 'name': 'multiselection' },
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