
PASS idl_test setup 
PASS Partial interface Document: original interface defined 
PASS Partial interface WorkerGlobalScope: original interface defined 
PASS WorkerGlobalScope interface: existence and properties of interface object 
FAIL Document interface: attribute addressSpace assert_true: The prototype object must have a property "addressSpace" expected true got false
FAIL Document interface: document must inherit property "addressSpace" with the proper type assert_inherits: property "addressSpace" not found in prototype chain