CmisApi::get_application_advertisement catch AttributeError as well (#…

…316) - Description Catch both TypeError and AttributeError in CmisApi::get_application_advertisement because an AttributeError will be thrown when updating a dict with None. - Motivation and Context Fix issue found during automation tests - How Has This Been Tested? Manually test Added new unit test Signed-off-by: Stephen Sun <[email protected]>
sonic-net · Oct 30, 2022 · cf4c6af · cf4c6af
1 parent 86bab38
commit cf4c6af
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/sonic_platform_base/sonic_xcvr/api/public/cmis.py b/sonic_platform_base/sonic_xcvr/api/public/cmis.py
@@ -1889,7 +1889,7 @@ def get_application_advertisement(self):
             # Read the application advertisement in page01
             try:
                 dic.update(self.xcvr_eeprom.read(consts.APPLS_ADVT_FIELD_PAGE01))
-            except TypeError as e:
+            except (TypeError, AttributeError) as e:
                 logger.error('Failed to read APPLS_ADVT_FIELD_PAGE01: ' + str(e))
                 return ret
 

diff --git a/tests/sonic_xcvr/test_cmis.py b/tests/sonic_xcvr/test_cmis.py
@@ -2019,6 +2019,12 @@ def test_get_application_advertisement(self):
         assert result[1]['media_lane_count'] == 4
         assert result[1]['host_lane_assignment_options'] == 0x01
 
+    def test_get_application_advertisement_non_support(self):
+        self.api.xcvr_eeprom.read = MagicMock(return_value = None)
+        self.api.is_flat_memory = MagicMock(return_value = False)
+        result = self.api.get_application_advertisement()
+        assert result == {}
+
     def test_get_application(self):
         self.api.xcvr_eeprom.read = MagicMock()
         self.api.xcvr_eeprom.read.return_value = 0x20