[perl-Gtk2-Notify] Enable X11 tests

[Petr Pisar]

commit 7909d53cce0df9429598cb1b709392d671a87bcd
Author: Petr Písař <ppisar at redhat.com>
Date:   Wed Aug 20 15:48:52 2014 +0200

    Enable X11 tests

 perl-Gtk2-Notify.spec |   23 ++++++++++++++++++++++-
 1 files changed, 22 insertions(+), 1 deletions(-)
---
diff --git a/perl-Gtk2-Notify.spec b/perl-Gtk2-Notify.spec
index 47c97f4..0fd77fb 100644
--- a/perl-Gtk2-Notify.spec
+++ b/perl-Gtk2-Notify.spec
@@ -1,3 +1,5 @@
+%global use_x11_tests 1
+
 Name:           perl-Gtk2-Notify
 Version:        0.05
 Release:        22%{?dist}
@@ -32,6 +34,20 @@ BuildRequires:  perl(Test::Exception)
 BuildRequires:  perl(Test::More)
 # Optional tests:
 BuildRequires:  perl(Test::Pod) >= 1.14
+%if %{use_x11_tests}
+# X11 tests:
+# Some tests invoke glib functions which try dbus-launch. Without
+# dbus-launch, an warning is emmitted which causes Test::Exception to raise an
+# error.
+BuildRequires:  dbus-x11
+# And the dbus is used to talk to org.freedesktop.Notifications server which
+# can be requested by desktop-notification-daemon RPM symbol. However it can
+# pull whole Gnome or KDE. So we use mimalistic `dunst' instead.
+BuildRequires:  dunst
+BuildRequires:  font(:lang=en)
+BuildRequires:  xorg-x11-server-Xvfb
+BuildRequires:  xorg-x11-xinit
+%endif
 Requires:       perl(:MODULE_COMPAT_%(eval "`perl -V:version`"; echo $version))
 Requires:       perl(Carp)
 
@@ -58,7 +74,11 @@ find %{buildroot} -type f -name '*.bs' -size 0 -exec rm -f {} \;
 
 %check
 # tests mostly bomb under mock, unfortunately
-%{?_with_display_tests: DISPLAY=:0 make test}
+%if %{use_x11_tests}
+xvfb-run -a make test
+%else
+make test
+%endif
 
 %files
 %doc Changes examples README
@@ -69,6 +89,7 @@ find %{buildroot} -type f -name '*.bs' -size 0 -exec rm -f {} \;
 %changelog
 * Wed Aug 20 2014 Petr Pisar <ppisar at redhat.com> - 0.05-22
 - Modernize spec file
+- Enable X11 tests
 
 * Sun Aug 17 2014 Fedora Release Engineering <rel-eng at lists.fedoraproject.org> - 0.05-21
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild