68e83901f3
PR-URL: https://github.com/nodejs/node/pull/46912 Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de>
38 lines
1.5 KiB
JavaScript
38 lines
1.5 KiB
JavaScript
// META: title=FileAPI Test: filereader_abort
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test(function() {
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var readerNoRead = new FileReader();
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readerNoRead.abort();
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assert_equals(readerNoRead.readyState, readerNoRead.EMPTY);
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assert_equals(readerNoRead.result, null);
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}, "Aborting before read");
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promise_test(t => {
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var blob = new Blob(["TEST THE ABORT METHOD"]);
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var readerAbort = new FileReader();
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var eventWatcher = new EventWatcher(t, readerAbort,
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['abort', 'loadstart', 'loadend', 'error', 'load']);
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// EventWatcher doesn't let us inspect the state after the abort event,
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// so add an extra event handler for that.
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readerAbort.addEventListener('abort', t.step_func(e => {
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assert_equals(readerAbort.readyState, readerAbort.DONE);
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}));
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readerAbort.readAsText(blob);
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return eventWatcher.wait_for('loadstart')
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.then(() => {
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assert_equals(readerAbort.readyState, readerAbort.LOADING);
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// 'abort' and 'loadend' events are dispatched synchronously, so
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// call wait_for before calling abort.
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var nextEvent = eventWatcher.wait_for(['abort', 'loadend']);
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readerAbort.abort();
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return nextEvent;
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})
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.then(() => {
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// https://www.w3.org/Bugs/Public/show_bug.cgi?id=24401
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assert_equals(readerAbort.result, null);
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assert_equals(readerAbort.readyState, readerAbort.DONE);
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});
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}, "Aborting after read");
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