Revert "Remove check bits completely"

This reverts commit 201597d182.

Signed-off-by: David Abdurachmanov <davidlt@rivosinc.com>

rpm.spec

@@ -2,6 +2,14 @@
 %global debug_package %{nil}
 %endif
 
+# run internal testsuite?
+# fakechroot is severely broken beyond fedora 33, disable...
+#%if 0%{?fedora} > 33 || 0%{?rhel} > 8
+%bcond_with check
+#%else
+#%bcond_without check
+#%endif
+
 # build against xz?
 %bcond_without xz
 # build with plugins?
@@ -69,6 +77,11 @@ Requires: popt%{_isa} >= 1.10.2.1
 Requires: curl
 Obsoletes: python2-rpm < %{version}-%{release}
 
+%if %{with check}
+BuildRequires: fakechroot gnupg2
+BuildRequires: debugedit >= 0.3
+%endif
+
 # XXX generally assumed to be installed but make it explicit as rpm
 # is a bit special...
 BuildRequires: redhat-rpm-config >= 94
@@ -413,6 +426,13 @@ rm -f $RPM_BUILD_ROOT/%{rpmhome}/{perldeps.pl,perl.*,pythond*}
 rm -f $RPM_BUILD_ROOT/%{_fileattrsdir}/{perl*,python*}
 rm -rf $RPM_BUILD_ROOT/var/tmp
 
+%if %{with check}
+%check
+make check TESTSUITEFLAGS=-j%{_smp_build_ncpus} || (cat tests/rpmtests.log; exit 1)
+# rpm >= 4.16.0 testsuite leaves a read-only tree behind, clean it up
+make clean
+%endif
+
 %pre
 # Symlink all rpmdb files to the new location if we're still using /var/lib/rpm
 if [ -d /var/lib/rpm ]; then