tests: add unit test for WpCore disconnection

tests/common/test-server.h

@@ -41,10 +41,11 @@ wp_test_server_setup (WpTestServer *self)
 static inline void
 wp_test_server_teardown (WpTestServer *self)
 {
-  pw_thread_loop_stop (self->thread_loop);
-  pw_context_destroy (self->context);
-  pw_thread_loop_destroy (self->thread_loop);
-  g_free (self->name);
+  if (self->thread_loop)
+    pw_thread_loop_stop (self->thread_loop);
+  g_clear_pointer (&self->context, pw_context_destroy);
+  g_clear_pointer (&self->thread_loop, pw_thread_loop_destroy);
+  g_clear_pointer (&self->name, g_free);
 }
 
 typedef void WpTestServerLocker;

tests/wp/core.c

@@ -0,0 +1,116 @@
+/* WirePlumber
+ *
+ * Copyright © 2020 Collabora Ltd.
+ *    @author George Kiagiadakis <george.kiagiadakis@collabora.com>
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "../common/base-test-fixture.h"
+#include <wp/wp.h>
+
+typedef struct {
+  WpBaseTestFixture base;
+  WpObjectManager *om;
+  gboolean disconnected;
+} TestFixture;
+
+static void
+test_core_setup (TestFixture *self, gconstpointer user_data)
+{
+  wp_base_test_fixture_setup (&self->base, WP_BASE_TEST_FLAG_DONT_CONNECT);
+  /* remove the "disconnected" handler that fails the test */
+  g_signal_handlers_disconnect_by_data (self->base.core, &self->base);
+  self->om = wp_object_manager_new ();
+  self->disconnected = FALSE;
+}
+
+static void
+test_core_teardown (TestFixture *self, gconstpointer user_data)
+{
+  g_clear_object (&self->om);
+  wp_base_test_fixture_teardown (&self->base);
+}
+
+static void
+expect_disconnected (WpCore * core, TestFixture * f)
+{
+  f->disconnected = TRUE;
+  g_main_loop_quit (f->base.loop);
+}
+
+static void
+expect_object_added (WpObjectManager *om, WpProxy *proxy, TestFixture *f)
+{
+  g_assert_true (WP_IS_CLIENT (proxy));
+  g_main_loop_quit (f->base.loop);
+}
+
+static void
+test_core_server_disconnected (TestFixture *f, gconstpointer data)
+{
+  g_signal_connect (f->base.core, "disconnected",
+      G_CALLBACK (expect_disconnected), f);
+  g_signal_connect (f->om, "object-added",
+      G_CALLBACK (expect_object_added), f);
+
+  wp_object_manager_add_interest_1 (f->om, WP_TYPE_CLIENT, NULL);
+  wp_core_install_object_manager (f->base.core, f->om);
+
+  /* connect */
+  g_assert_true (wp_core_connect (f->base.core));
+  g_assert_true (wp_core_is_connected (f->base.core));
+
+  /* wait for the object manager to collect the client proxy */
+  g_main_loop_run (f->base.loop);
+  g_assert_cmpuint (wp_object_manager_get_n_objects (f->om), ==, 1);
+
+  /* destroy the server and wait for the disconnected signal */
+  wp_test_server_teardown (&f->base.server);
+  g_main_loop_run (f->base.loop);
+  g_assert_true (f->disconnected);
+
+  g_assert_false (wp_core_is_connected (f->base.core));
+  g_assert_cmpuint (wp_object_manager_get_n_objects (f->om), ==, 0);
+}
+
+static void
+test_core_client_disconnected (TestFixture *f, gconstpointer data)
+{
+  g_signal_connect (f->base.core, "disconnected",
+      G_CALLBACK (expect_disconnected), f);
+  g_signal_connect (f->om, "object-added",
+      G_CALLBACK (expect_object_added), f);
+
+  wp_object_manager_add_interest_1 (f->om, WP_TYPE_CLIENT, NULL);
+  wp_core_install_object_manager (f->base.core, f->om);
+
+  /* connect */
+  g_assert_true (wp_core_connect (f->base.core));
+  g_assert_true (wp_core_is_connected (f->base.core));
+
+  /* wait for the object manager to collect the client proxy */
+  g_main_loop_run (f->base.loop);
+  g_assert_cmpuint (wp_object_manager_get_n_objects (f->om), ==, 1);
+
+  /* disconnect and expect the disconnected signal */
+  wp_core_disconnect (f->base.core);
+  g_assert_true (f->disconnected);
+
+  g_assert_false (wp_core_is_connected (f->base.core));
+  g_assert_cmpuint (wp_object_manager_get_n_objects (f->om), ==, 0);
+}
+
+gint
+main (gint argc, gchar *argv[])
+{
+  g_test_init (&argc, &argv, NULL);
+  wp_init (WP_INIT_ALL);
+
+  g_test_add ("/wp/core/server-disconnected", TestFixture, NULL,
+      test_core_setup, test_core_server_disconnected, test_core_teardown);
+  g_test_add ("/wp/core/client-disconnected", TestFixture, NULL,
+      test_core_setup, test_core_client_disconnected, test_core_teardown);
+
+  return g_test_run ();
+}

tests/wp/meson.build

@@ -9,6 +9,13 @@ common_args = [
   '-DG_LOG_USE_STRUCTURED',
 ]
 
+test(
+  'test-core',
+  executable('test-core', 'core.c',
+      dependencies: common_deps, c_args: common_args),
+  env: common_env,
+)
+
 test(
   'test-endpoint',
   executable('test-endpoint', 'endpoint.c',