Move plugin specific tests into dedicated directory

This will prove beneficial when we also add tests for the policy engine
plugins. The increased locality is also nice to have.

plugins/provider/tests/test-call.c

@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2018 Purism SPC
+ *
+ * SPDX-License-Identifier: GPL-3.0+
+ */
+
+#include "setup-call.h"
+#include "calls-message-source.h"
+#include "calls-call.h"
+#include "calls-origin.h"
+#include "common.h"
+
+#include <gtk/gtk.h>
+#include <string.h>
+
+static void
+test_dummy_call_object (CallFixture   *fixture,
+                        gconstpointer  user_data)
+{
+  g_assert_true (G_IS_OBJECT (fixture->dummy_call));
+  g_assert_true (CALLS_IS_MESSAGE_SOURCE (fixture->dummy_call));
+  g_assert_true (CALLS_IS_CALL (fixture->dummy_call));
+}
+
+
+static void
+test_dummy_call_get_id (CallFixture   *fixture,
+                        gconstpointer  user_data)
+{
+  const char *id;
+  id = calls_call_get_id (CALLS_CALL (fixture->dummy_call));
+  g_assert_nonnull (id);
+  g_assert_cmpstr (id, ==, TEST_CALL_NUMBER);
+}
+
+static void
+test_dummy_call_get_state (CallFixture   *fixture,
+                           gconstpointer  user_data)
+{
+  CallsCallState state;
+  state = calls_call_get_state (CALLS_CALL (fixture->dummy_call));
+  g_assert_true (state == CALLS_CALL_STATE_DIALING);
+}
+
+
+static gboolean
+test_dummy_call_hang_up_idle_cb (CallsDummyOrigin *origin)
+{
+  g_assert_null (calls_origin_get_calls (CALLS_ORIGIN (origin)));
+  return G_SOURCE_REMOVE;
+}
+
+static void
+test_dummy_call_hang_up (CallFixture   *fixture,
+                         gconstpointer  user_data)
+{
+  calls_call_hang_up (CALLS_CALL (fixture->dummy_call));
+
+  // Mirror the dummy origin's use of an idle callback
+  g_idle_add ((GSourceFunc)test_dummy_call_hang_up_idle_cb,
+              fixture->parent.dummy_origin);
+}
+
+gint
+main (gint   argc,
+      gchar *argv[])
+{
+  gtk_test_init (&argc, &argv, NULL);
+
+
+#define add_test(name) add_calls_test(Call, call, name)
+
+  add_test(object);
+  add_test(get_id);
+  add_test(get_state);
+  add_test(hang_up);
+
+#undef add_test
+
+
+  return g_test_run();
+}