[terminate.html]
[controller.terminate() should error pipeTo()]
expected: FAIL
[controller.terminate() should prevent remaining chunks from being processed]
expected: FAIL
[controller.enqueue() should throw after controller.terminate()]
expected: FAIL
[controller.error() after controller.terminate() with queued chunk should error the readable]
expected: FAIL
[controller.error() after controller.terminate() without queued chunk should do nothing]
expected: FAIL
[controller.terminate() inside flush() should not prevent writer.close() from succeeding]
expected: FAIL