Handle Requires(pre|post)

These requires are accessible from a separate attribute, but we want to
handle them the same ways as regular Requires.

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

pungi/gather_dnf.py

@@ -278,8 +278,14 @@ class Gather(GatherBase):
         assert pkg is not None
         result = set()
 
-        q = self.q_binary_packages.filter(provides=pkg.requires).apply()
-        for req in pkg.requires:
+        # DNF package has the _pre and _post attributes only if they are not
+        # empty.
+        requires = (pkg.requires +
+                    getattr(pkg, 'requires_pre', []) +
+                    getattr(pkg, 'requires_post', []))
+
+        q = self.q_binary_packages.filter(provides=requires).apply()
+        for req in requires:
             deps = self.finished_get_package_deps_reqs.setdefault(str(req), set())
             if deps:
                 result.update(deps)

tests/test_gather.py

@@ -1709,10 +1709,6 @@ class DNFDepsolvingTestCase(DepsolvingBase, unittest.TestCase):
     def test_bash_older(self):
         pass
 
-    @unittest.skip('Not implemented yet')
-    def test_requires_pre_post(self):
-        pass
-
     @unittest.skip('Not implemented yet')
     def test_multilib_exclude_pattern_does_not_match_noarch(self):
         pass