[PATCH RFC 5/6] binman: test: assert optional blobs don't cause non-functionality

[Yannic Moog]

When external blobs are marked optional, they should not cause a
build to fail. Extend the test cases for FitTeeOsOptional and
ExtblobOptional.

Signed-off-by: Yannic Moog <y.moog at phytec.de>
---
 tools/binman/ftest.py | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py
index 66d1cc240d0..f49c587f36f 100644
--- a/tools/binman/ftest.py
+++ b/tools/binman/ftest.py
@@ -6480,6 +6480,9 @@ fdt         fdtmap                Extract the devicetree blob from the fdtmap
         self.assertRegex(
             err,
             "Image '.*' is missing optional external blobs but is still functional: tee-os")
+        self.assertNotRegex(
+            err,
+            "Image '.*' has faked external blobs and is non-functional: tee-os")
 
     def testFitTeeOsOptionalFitBad(self):
         """Test an image with a FIT with an optional OP-TEE binary"""
@@ -6517,6 +6520,19 @@ fdt         fdtmap                Extract the devicetree blob from the fdtmap
             err,
             "Image '.*' is missing optional external blobs but is still functional: missing")
 
+    def testExtblobFakedOptional(self):
+        """Test an image with an external blob that is optional"""
+        with test_util.capture_sys_output() as (stdout, stderr):
+            data = self._DoReadFile('266_blob_ext_opt.dts')
+        self.assertEqual(REFCODE_DATA, data)
+        err = stderr.getvalue()
+        self.assertRegex(
+            err,
+            "Image '.*' is missing optional external blobs but is still functional: missing")
+        self.assertNotRegex(
+            err,
+            "Image '.*' has faked external blobs and is non-functional: missing")
+
     def testSectionInner(self):
         """Test an inner section with a size"""
         data = self._DoReadFile('267_section_inner.dts')

-- 
2.43.0