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* Added TS. Updated build and linting config. Added types. * [ts-migrate][.] Rename files from JS/JSX to TS/TSX Co-authored-by: ts-migrate <> * [ts-migrate][.] Run TS Migrate Co-authored-by: ts-migrate <> * Corrected files mangled by ts-migrate. * Updated lint config, minor linting. * Re-enabled Husky. * Updated tests and config. * Reverted webpack devtool config. * Removed obsolete snapshots. * Added annotations snap. * Updated tsconfig includes wrt linting. * Removed ts-migrate. Co-authored-by: Timmy Huang <tihuan@users.noreply.github.com>
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co-authored by
ts-migrate
Timmy Huang
parent
7328cbdbd5
commit
934cc5c69b
@@ -1,96 +0,0 @@
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import PromiseLimit from "../../src/util/promiseLimit";
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import { range } from "../../src/util/range";
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const delay = (t) => new Promise((resolve) => setTimeout(resolve, t));
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describe("PromiseLimit", () => {
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test("simple evaluation, concurrency 1", async () => {
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const plimit = new PromiseLimit(1);
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const result = await Promise.all([
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plimit.add(() => Promise.resolve(1)),
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plimit.add(() => Promise.resolve(2)),
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plimit.add(() => Promise.resolve(3)),
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plimit.add(() => Promise.resolve(4)),
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]);
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expect(result).toEqual([1, 2, 3, 4]);
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});
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test("simple evaluation, concurrency > 1", async () => {
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const plimit = new PromiseLimit(100);
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const result = await Promise.all([
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plimit.add(() => Promise.resolve(1)),
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plimit.add(() => Promise.resolve(2)),
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plimit.add(() => Promise.resolve(3)),
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plimit.add(() => Promise.resolve(4)),
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]);
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expect(result).toEqual([1, 2, 3, 4]);
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});
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test("eval in order of insertion", async () => {
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const plimit = new PromiseLimit(100);
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const result = await Promise.all([
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plimit.add(() => Promise.resolve(1)),
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plimit.add(() => Promise.resolve(2)),
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plimit.add(() => Promise.resolve(3)),
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plimit.add(() => Promise.resolve(4)),
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]);
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expect(result).toEqual([1, 2, 3, 4]);
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});
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test("obeys concurrency limit", async () => {
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const plimit = new PromiseLimit(2);
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let running = 0;
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let maxRunning = 0;
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const callback = async () => {
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running += 1;
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maxRunning = running > maxRunning ? running : maxRunning;
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await delay(100);
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running -= 1;
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};
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await Promise.all(range(10).map((i) => plimit.add(() => callback(i))));
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expect(maxRunning).toEqual(2);
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});
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test("rejection", async () => {
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const plimit = new PromiseLimit(2);
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const result = await Promise.all([
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plimit.add(() => Promise.resolve("OK")),
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// eslint-disable-next-line prefer-promise-reject-errors -- unit test
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plimit.add(() => Promise.reject("not OK")).catch((e) => e),
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plimit.add(() => Promise.resolve("OK")),
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plimit
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.add(() => {
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throw new Error("not OK");
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})
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.catch((e) => e.message),
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]);
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expect(result).toEqual(["OK", "not OK", "OK", "not OK"]);
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});
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test("priority queue", async () => {
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const plimit = new PromiseLimit(1);
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let finishOrder = 0;
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const callback = () => async () => {
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await delay(100);
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const result = finishOrder;
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finishOrder += 1;
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return result;
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};
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const result = await Promise.all([
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plimit.add(callback()),
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plimit.priorityAdd(4, callback()),
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plimit.priorityAdd(0, callback()),
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plimit.priorityAdd(1, callback()),
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plimit.priorityAdd(-1, callback()),
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]);
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expect(result).toEqual([0, 4, 2, 3, 1]);
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});
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});
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