mozilla-central/testing/web-platform/tests/streams/writable-streams/error.any.js (file symbol)

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Test Info:

// META: global=window,worker,shadowrealm
'use strict';
const error1 = new Error('error1');
error1.name = 'error1';
const error2 = new Error('error2');
error2.name = 'error2';
promise_test(t => {
const ws = new WritableStream({
start(controller) {
controller.error(error1);
}
});
return promise_rejects_exactly(t, error1, ws.getWriter().closed, 'stream should be errored');
}, 'controller.error() should error the stream');
test(() => {
let controller;
const ws = new WritableStream({
start(c) {
controller = c;
}
});
ws.abort();
controller.error(error1);
}, 'controller.error() on erroring stream should not throw');
promise_test(t => {
let controller;
const ws = new WritableStream({
start(c) {
controller = c;
}
});
controller.error(error1);
controller.error(error2);
return promise_rejects_exactly(t, error1, ws.getWriter().closed, 'first controller.error() should win');
}, 'surplus calls to controller.error() should be a no-op');
promise_test(() => {
let controller;
const ws = new WritableStream({
start(c) {
controller = c;
}
});
return ws.abort().then(() => {
controller.error(error1);
});
}, 'controller.error() on errored stream should not throw');
promise_test(() => {
let controller;
const ws = new WritableStream({
start(c) {
controller = c;
}
});
return ws.getWriter().close().then(() => {
controller.error(error1);
});
}, 'controller.error() on closed stream should not throw');