| This is a testharness.js-based test. | |
| PASS use of Response constructor should not be counted as using the ReadableStream constructor | |
| PASS use of ReadableStream constructor should be counted | |
| PASS use of WritableStream constructor should be counted | |
| FAIL use of TransformStream constructor should be counted Failed to construct 'TransformStream': TransformStream disabled because StreamsNative is enabled | |
| Harness: the test ran to completion. | |