testimage.bbclass: Add package install feature

This allows to use the package install feature with
the new OEQA framework.

[YOCTO #10234]

(From OE-Core rev: 077dc19445574457769eb4f231de97e8059cb75e)

Signed-off-by: Mariano Lopez <mariano.lopez@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/runtime/case.py

@@ -2,7 +2,16 @@
 # Released under the MIT license (see COPYING.MIT)
 
 from oeqa.core.case import OETestCase
+from oeqa.utils.package_manager import install_package, uninstall_package
 
 class OERuntimeTestCase(OETestCase):
     # target instance set by OERuntimeTestLoader.
     target = None
+
+    def _oeSetUp(self):
+        super(OERuntimeTestCase, self)._oeSetUp()
+        install_package(self)
+
+    def _oeTearDown(self):
+        super(OERuntimeTestCase, self)._oeTearDown()
+        uninstall_package(self)