app/tests: Add single-window mode session files test

Rename and copy some session files and add a single-window mode
session files test.

app/tests/test-session-2-8-compatibility-single-window.c

@@ -0,0 +1,69 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 2011 Martin Nordholts
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gtk/gtk.h>
+
+#include "dialogs/dialogs-types.h"
+
+#include "tests.h"
+
+#include "gimp-test-session-utils.h"
+#include "gimp-app-test-utils.h"
+
+
+#define ADD_TEST(function) \
+  g_test_add ("/gimp-session-2-8-compatibility-single-window/" #function, \
+              GimpTestFixture, \
+              NULL, \
+              NULL, \
+              function, \
+              NULL);
+
+
+typedef struct
+{
+  int dummy;
+} GimpTestFixture;
+
+
+/**
+ * Tests that a multi-window sessionrc in GIMP 2.8 format is loaded
+ * and written (thus also interpreted) like we expect.
+ **/
+static void
+read_and_write_session_files (GimpTestFixture *fixture,
+                              gconstpointer    data)
+{
+  gimp_test_session_load_and_write_session_files ("sessionrc-2-8-single-window",
+                                                  "dockrc-2-8",
+                                                  "sessionrc-expected-single-window",
+                                                  "dockrc-expected",
+                                                  TRUE /*single_window_mode*/);
+}
+
+int main(int argc, char **argv)
+{
+  gimp_test_bail_if_no_display ();
+  gtk_test_init (&argc, &argv, NULL);
+
+  ADD_TEST (read_and_write_session_files);
+
+  /* Don't bother freeing stuff, the process is short-lived */
+  return g_test_run ();
+}