patchtest: Add tests from patchtest oe repo

Copy the core components of the patchtest-oe repo into
meta/lib/patchtest in oe-core.

(From OE-Core rev: 257f64f4e4414b78981104aec132b067beb5a92a)

Signed-off-by: Trevor Gamblin <tgamblin@baylibre.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/patchtest/tests/test_metadata_summary.py

@@ -0,0 +1,32 @@
+# Checks related to the patch's summary metadata variable
+#
+# Copyright (C) 2016 Intel Corporation
+#
+# SPDX-License-Identifier: GPL-2.0
+
+import base
+from data import PatchTestInput
+
+class Summary(base.Metadata):
+    metadata = 'SUMMARY'
+
+    def setUp(self):
+        # these tests just make sense on patches that can be merged
+        if not PatchTestInput.repo.canbemerged:
+            self.skip('Patch cannot be merged')
+
+    def test_summary_presence(self):
+        if not self.added:
+            self.skip('No added recipes, skipping test')
+
+        for pn in self.added:
+            # we are not interested in images
+            if 'core-image' in pn:
+                continue
+            rd = self.tinfoil.parse_recipe(pn)
+            summary = rd.getVar(self.metadata)
+
+            # "${PN} version ${PN}-${PR}" is the default, so fail if default
+            if summary.startswith('%s version' % pn):
+                self.fail('%s is missing in newly added recipe' % self.metadata,
+                          'Specify the variable %s in %s' % (self.metadata, pn))