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feat: support abort reasons in Deno APIs and WebSocketStream (#13066)

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Andreu Botella 2021-12-16 12:57:26 +01:00 • committed by GitHub
parent 9ffc7edc23
commit 01a6b66034
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9 changed files with 241 additions and 63 deletions
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49
cli/tests/testdata/websocketstream_test.ts vendored
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@ -1,9 +1,11 @@
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
import {
assert,
assertEquals,
assertRejects,
assertThrows,
unreachable,
} from "../../../test_util/std/testing/asserts.ts";
Deno.test("fragment", () => {
@ -89,8 +91,49 @@ Deno.test("aborting immediately throws an AbortError", async () => {
controller.abort();
await assertRejects(
() => wss.connection,
DOMException,
"connection was aborted",
(error: Error) => {
assert(error instanceof DOMException);
assertEquals(error.name, "AbortError");
},
);
await assertRejects(
() => wss.closed,
(error: Error) => {
assert(error instanceof DOMException);
assertEquals(error.name, "AbortError");
},
);
});
Deno.test("aborting immediately with a reason throws that reason", async () => {
const controller = new AbortController();
const wss = new WebSocketStream("ws://localhost:4242", {
signal: controller.signal,
});
const abortReason = new Error();
controller.abort(abortReason);
await assertRejects(
() => wss.connection,
(error: Error) => assertEquals(error, abortReason),
);
await assertRejects(
() => wss.closed,
(error: Error) => assertEquals(error, abortReason),
);
});
Deno.test("aborting immediately with a primitive as reason throws that primitive", async () => {
const controller = new AbortController();
const wss = new WebSocketStream("ws://localhost:4242", {
signal: controller.signal,
});
controller.abort("Some string");
await wss.connection.then(
() => unreachable(),
(e) => assertEquals(e, "Some string"),
);
await wss.closed.then(
() => unreachable(),
(e) => assertEquals(e, "Some string"),
);
await assertRejects(() => wss.closed, DOMException, "connection was aborted");
});