wic/selftest: test_permissions also test bitbake image

existing test case test_permissions use Wic command as standalone
tools to create wic image and check that wic image for permissions.

add extra steps to the test case to also check against image build
using bitbake do_image_wic.

(From OE-Core rev: 551ce73a90757ba43501fe5cf9ac84a7b77de549)

Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/selftest/cases/wic.py

@@ -588,6 +588,9 @@ part / --source rootfs  --fstype=ext4 --include-path %s --include-path core-imag
     def test_permissions(self):
         """Test permissions are respected"""
 
+        # prepare wicenv and rootfs
+        bitbake('core-image-minimal core-image-minimal-mtdutils -c do_rootfs_wicenv')
+
         oldpath = os.environ['PATH']
         os.environ['PATH'] = get_bb_var("PATH", "wic-tools")
 
@@ -621,6 +624,19 @@ part /etc --source rootfs --fstype=ext4 --change-directory=etc
                     res = runCmd("debugfs -R 'ls -p' %s 2>/dev/null" % (part))
                     self.assertEqual(True, files_own_by_root(res.output))
 
+                config = 'IMAGE_FSTYPES += "wic"\nWKS_FILE = "%s"\n' % wks_file
+                self.append_config(config)
+                bitbake('core-image-minimal')
+                tmpdir = os.path.join(get_bb_var('WORKDIR', 'core-image-minimal'),'build-wic')
+
+                # check each partition for permission
+                for part in glob(os.path.join(tmpdir, 'temp-*.direct.p*')):
+                    res = runCmd("debugfs -R 'ls -p' %s 2>/dev/null" % (part))
+                    self.assertTrue(files_own_by_root(res.output)
+                        ,msg='Files permission incorrect using wks set "%s"' % test)
+
+                # clean config and result directory for next cases
+                self.remove_config(config)
                 rmtree(self.resultdir, ignore_errors=True)
 
         finally: