This is a testharness.js-based test.
[FAIL] User succesfully selected an empty directory.
promise_test: Unhandled rejection with value: object "AbortError: Failed to execute 'showDirectoryPicker' on 'Window': The user aborted a request."
[FAIL] User granted write access.
promise_test: Unhandled rejection with value: object "AbortError: Failed to execute 'showDirectoryPicker' on 'Window': The user aborted a request."
[FAIL] Send and receive messages using a message port in a same origin iframe.
promise_test: Unhandled rejection with value: object "AbortError: Failed to execute 'showDirectoryPicker' on 'Window': The user aborted a request."
[FAIL] Send and receive messages using a message port in a sandboxed same origin iframe.
promise_test: Unhandled rejection with value: object "AbortError: Failed to execute 'showDirectoryPicker' on 'Window': The user aborted a request."
[FAIL] Send and receive messages using a message port in a blob iframe.
promise_test: Unhandled rejection with value: object "AbortError: Failed to execute 'showDirectoryPicker' on 'Window': The user aborted a request."
[FAIL] Send and receive messages using a message port in an iframe srcdoc.
promise_test: Unhandled rejection with value: object "AbortError: Failed to execute 'showDirectoryPicker' on 'Window': The user aborted a request."
Harness: the test ran to completion.