tests: unit-tests-{core,tools} no longer require a global io_service

BaseFixture is moved to tests/daemon and renamed to GlobalIoFixture

Refs: #4528
Change-Id: If9184e9f7f1d6072b0103d3ea3ca6c31a9e505c8
diff --git a/tests/daemon/face/transport.t.cpp b/tests/daemon/face/transport.t.cpp
index d06195e..d586c20 100644
--- a/tests/daemon/face/transport.t.cpp
+++ b/tests/daemon/face/transport.t.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2018,  Regents of the University of California,
+ * Copyright (c) 2014-2019,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -25,8 +25,10 @@
 
 #include "face/transport.hpp"
 #include "face/face.hpp"
-#include "dummy-transport.hpp"
+
+#include "tests/daemon/global-io-fixture.hpp"
 #include "dummy-receive-link-service.hpp"
+#include "dummy-transport.hpp"
 #include "transport-test-common.hpp"
 
 #include <boost/mpl/fold.hpp>
@@ -209,7 +211,7 @@
   BOOST_CHECK_EQUAL(transport->getExpirationTime(), time::steady_clock::TimePoint::max());
 }
 
-class DummyTransportFixture : public nfd::tests::BaseFixture
+class DummyTransportFixture : public nfd::tests::GlobalIoFixture
 {
 protected:
   DummyTransportFixture()