This is a testharness.js-based test.
[FAIL] ReadableStream of type owning should close serialized chunks
promise_test: Unhandled rejection with value: object "RangeError: Failed to construct 'ReadableStream': Invalid type is specified"
[FAIL] ReadableStream of type owning should transfer JS chunks with transferred values
promise_test: Unhandled rejection with value: object "RangeError: Failed to construct 'ReadableStream': Invalid type is specified"
[FAIL] ReadableStream of type owning should error when trying to enqueue not serializable values
promise_test: Unhandled rejection with value: object "RangeError: Failed to construct 'ReadableStream': Invalid type is specified"
[FAIL] ReadableStream of type owning should clone serializable objects when teeing
promise_test: Unhandled rejection with value: object "RangeError: Failed to construct 'ReadableStream': Invalid type is specified"
[FAIL] ReadableStream of type owning should clone JS Objects with serializables when teeing
promise_test: Unhandled rejection with value: object "RangeError: Failed to construct 'ReadableStream': Invalid type is specified"
Harness: the test ran to completion.