Build and run tests with qmake

as of now, running tests is as simple as just typing
  qmake && make check

tests/pack/pack-test.pro

@@ -1,22 +0,0 @@
-#-------------------------------------------------
-#
-# Project created by QtCreator 2014-09-20T15:17:37
-#
-#-------------------------------------------------
-
-QT       += testlib
-
-QT       -= gui
-
-TARGET = pack_test
-CONFIG   += console
-CONFIG   -= app_bundle
-
-TEMPLATE = app
-
-LIBS += -lqmsgpack
-INCLUDEPATH += ../../src
-
-
-SOURCES += pack_test.cpp
-DEFINES += SRCDIR=\\\"$$PWD/\\\"

tests/pack/pack.pro

@@ -0,0 +1,7 @@
+TARGET = pack_test
+QT += testlib
+CONFIG += testcase
+
+include(../tests.pri)
+
+SOURCES += pack_test.cpp