2 files changed, 19 insertions, 1 deletions

diff --git a/scripts/lib/checklayer/__init__.py b/scripts/lib/checklayer/__init__.py
index f91888ccbb..9713570841 100644
--- a/scripts/lib/checklayer/__init__.py
+++ b/scripts/lib/checklayer/__init__.py
@@ -282,7 +282,7 @@ def check_command(error_msg, cmd, cwd=None):
         raise RuntimeError(msg)
     return output
 
-def get_signatures(builddir, failsafe=False, machine=None):
+def get_signatures(builddir, failsafe=False, machine=None, extravars=None):
     import re
 
     # some recipes needs to be excluded like meta-world-pkgdata
@@ -294,6 +294,9 @@ def get_signatures(builddir, failsafe=False, machine=None):
     tune2tasks = {}
 
     cmd = 'BB_ENV_EXTRAWHITE="$BB_ENV_EXTRAWHITE BB_SIGNATURE_HANDLER" BB_SIGNATURE_HANDLER="OEBasicHash" '
+    if extravars:
+        cmd += extravars
+        cmd += ' '
     if machine:
         cmd += 'MACHINE=%s ' % machine
     cmd += 'bitbake '
diff --git a/scripts/lib/checklayer/cases/common.py b/scripts/lib/checklayer/cases/common.py
index 9f15e05be9..318cda169e 100644
--- a/scripts/lib/checklayer/cases/common.py
+++ b/scripts/lib/checklayer/cases/common.py
@@ -54,6 +54,21 @@ class CommonCheckLayer(OECheckLayerTestCase):
         '''
         get_signatures(self.td['builddir'], failsafe=False)
 
+    def test_world_inherit_class(self):
+        '''
+        This also does "bitbake -S none world" along with inheriting "yocto-check-layer"
+        class, which can do additional per-recipe test cases.
+        '''
+        msg = []
+        try:
+            get_signatures(self.td['builddir'], failsafe=False, machine=None, extravars='BB_ENV_EXTRAWHITE="$BB_ENV_EXTRAWHITE INHERIT" INHERIT="yocto-check-layer"')
+        except RuntimeError as ex:
+            msg.append(str(ex))
+        if msg:
+            msg.insert(0, 'Layer %s failed additional checks from yocto-check-layer.bbclass\nSee below log for specific recipe parsing errors:\n' % \
+                self.tc.layer['name'])
+            self.fail('\n'.join(msg))
+
     def test_signatures(self):
         if self.tc.layer['type'] == LayerType.SOFTWARE and \
            not self.tc.test_software_layer_signatures: