spec: Copy %check section from Fedora

It runs the tests only once, runs the expensive preparation of RPMs only
if unit tests succeeded and does not compute coverage (which could not
be examined anyway).

Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>

pungi.spec

@@ -7,7 +7,7 @@ Group:          Development/Tools
 License:        GPLv2
 URL:            https://fedorahosted.org/pungi
 Source0:        https://fedorahosted.org/pungi/attachment/wiki/%{version}/%{name}-%{version}.tar.bz2
-BuildRequires:  python-nose, python-nose-cov, python-mock
+BuildRequires:  python-nose, python-mock
 BuildRequires:  python-devel, python-setuptools, python2-productmd
 BuildRequires:  python-lockfile, kobo, kobo-rpmlib, python-kickstart, createrepo_c
 BuildRequires:  python-lxml, libselinux-python, yum-utils, lorax
@@ -86,9 +86,8 @@ rm -rf %{buildroot}
 %{_bindir}/%{name}-fedmsg-notification
 
 %check
+nosetests --exe
 ./tests/data/specs/build.sh
-python2 setup.py test
-nosetests --exe --with-cov --cov-report html --cov-config tox.ini
 cd tests && ./test_compose.sh
 
 %changelog