Harness status: OK

Found 10 tests

10 Pass
Pass	A newly attached disconnected ShadowRoot should use the global registry by default
Pass	A newly attached connected ShadowRoot should use the global registry by default
Pass	A newly attached disconnected ShadowRoot should use the scoped registry if explicitly specified in attachShadow
Pass	A newly attached connected ShadowRoot should use the scoped registry if explicitly specified in attachShadow
Pass	attachShadow() should use null registry when customElementRegistry is null (host uses global registry)
Pass	attachShadow() should use null registry when customElementRegistry is null (host uses custom registry)
Pass	attchShadow on a builtin element with null customElementRegistry should create a ShadowRoot with null registry
Pass	attchShadow on a custom elememnt candidate with null customElementRegistry should create a ShadowRoot with null registry
Pass	attchShadow on a custom elememnt with null customElementRegistry should create a ShadowRoot with null registry
Pass	attachShadow() should use the null registry when the shadow host uses null registry and customElementRegistry is null