diff --git a/CMakeLists.txt b/CMakeLists.txt
index b221a0c..406cd11 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,82 +1,93 @@
 cmake_minimum_required(VERSION 3.9)
 
 project(pykde5)
 
 find_package(ECM 5.38.0 REQUIRED)
 set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
 include(FeatureSummary)
 
 
 include(CppyyMacros)
 
 ###############################################################################
 # KF5 from https://api.kde.org/frameworks
 ###############################################################################
 #
 # Tier1.
 #
 #BreezeIcons
 #ECM
 #KApiDox
 #KF5.Kirigami2
 #KUserFeedback
 list(APPEND components KF5.Attica KF5.BluezQt KF5.Archive KF5.Codecs KF5.Config
     KF5.CoreAddons KF5.DBusAddons KF5.DNSSD KF5.GuiAddons KF5.I18n 
     KF5.IdleTime KF5.ItemModels KF5.ItemViews KF5.Plotting 
     KF5.SyntaxHighlighting KF5.Wayland KF5.WidgetsAddons KF5.WindowSystem 
     KF5.ModemManagerQt KF5.NetworkManagerQt KF5.Prison KF5.Solid KF5.Sonnet 
     KF5.ThreadWeaver)
 #
 # Tier 2.
 #
 #KImageFormats
 list(APPEND components KF5.Activities KF5.Auth KF5.Completion KF5.Crash
     KF5.DocTools KF5.FileMetaData KF5.JobWidgets KF5.Notifications
     KF5.Package KF5.Pty KF5.UnitConversion)
 #
 # Tier 3.
 #
 #KDED
 #KF5.DesignerPlugin
 #KF5.Init
 list(APPEND components KF5.Baloo KF5.ActivitiesStats KF5.Bookmarks
     KF5.KCMUtils KF5.ConfigWidgets KF5.Declarative KF5.Su KF5.WebKit
     KF5.Emoticons KF5.GlobalAccel KF5.IconThemes KF5.KIO KF5.NewStuff
     KF5.NotifyConfig KF5.Parts KF5.People KF5.Runner KF5.Service
     KF5.TextEditor KF5.TextWidgets KF5.Wallet KF5.XmlGui KF5.XmlRpcClient
     KF5.Plasma)
 #
 # Tier 4.
 #
 #FrameworkIntegration
 #
 # Porting Aids.
 #
 list(APPEND components KF5.KDELibs4Support KF5.KHtml KF5.JS KF5.MediaPlayer
     KF5.Kross)
 #
 # Other.
 #
 #KF5.ComposerEditorNG
 #KF5.FollowupReminder
 #KF5.GAPI
 #KF5.KFace
 #KF5.KGeoMap
 #KF5.Ldap
 #KF5.Mail
 #KF5.Message
 #KF5.PimCommon
 list(APPEND components KF5.Akonadi KF5.AlarmCalendar KF5.Blog KF5.Calendar
     KF5.Contacts KF5.EventViews KF5.FrameworkIntegration KF5.Gpgmepp
     KF5.GrantleeTheme KF5.Gravatar KF5.Holidays KF5.IdentityManagement KF5.IMAP
     KF5.IncidenceEditor KF5.KaddressbookGrantlee KF5.KDcraw KF5.KDEGames
     KF5.KdepimDBusInterfaces KF5.KDGantt2 KF5.KExiv2 KF5.Kipi KF5.KMahjongglib
     KF5.KontactInterface KF5.Libkdepim KF5.Libkleo KF5.LibKSieve KF5.Mbox
     KF5.Mime KF5.PimTextEdit KF5.Sane KF5.Screen KF5.SendLater KF5.Syndication
     KF5.TemplateParser KF5.Tnef)
 
 foreach(component IN LISTS components)
     add_subdirectory(${component})
 endforeach()
 feature_summary(WHAT ALL FATAL_ON_MISSING_REQUIRED_PACKAGES)
+
+###############################################################################
+# Testing.
+###############################################################################
+enable_testing()
+foreach(component IN LISTS components)
+    string(REPLACE "." "/" subdir ${component})
+    add_test(NAME ${component}
+        COMMAND pytest test.py
+        WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/${component}")
+endforeach()