fix: disable validateMapping for CloudEvent tests in ASGI mode

ASGI mode does not support automatic conversion from legacy events to CloudEvents, so validateMapping must be false for CloudEvent conformance tests.

Author: taeold

.github/workflows/conformance-async.yml

@@ -59,7 +59,7 @@ jobs:
       with:
         functionType: 'cloudevent'
         useBuildpacks: false
-        validateMapping: true
+        validateMapping: false
         cmd: "'functions-framework --source tests/conformance/async_main.py --target write_cloud_event --signature-type cloudevent --gateway asgi'"
 
     - name: Run HTTP conformance tests declarative
@@ -75,7 +75,7 @@ jobs:
       with:
         functionType: 'cloudevent'
         useBuildpacks: false
-        validateMapping: true
+        validateMapping: false
         cmd: "'functions-framework --source tests/conformance/async_main.py --target write_cloud_event_declarative --gateway asgi'"
 
     - name: Run HTTP concurrency tests declarative
@@ -86,4 +86,6 @@ jobs:
         validateConcurrency: true
         cmd: "'functions-framework --source tests/conformance/async_main.py --target write_http_declarative_concurrent --gateway asgi'"
 
-    # Note: Event (legacy) and Typed tests are not supported in ASGI mode
+    # Note: Event (legacy) and Typed tests are not supported in ASGI mode
+    # Note: validateMapping is set to false for CloudEvent tests because ASGI mode
+    # does not support automatic conversion from legacy events to CloudEvents