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import { describe, expect, it } from "vitest";
import { eventToGenerator } from "./eventToGenerator";
describe("eventToGenerator", () => {
it("should handle synchronous events", async () => {
const it = eventToGenerator<number, number>((yieldCallback, returnCallback) => {
yieldCallback(1);
yieldCallback(2);
returnCallback(3);
});
const results = [];
let res: IteratorResult<number, number>;
do {
res = await it.next();
if (!res.done) {
results.push(res.value);
}
} while (!res.done);
expect(results).toEqual([1, 2]);
expect(res.value).toBe(3);
});
it("should handle asynchronous events", async () => {
const it = eventToGenerator<number, number>((yieldCallback, returnCallback) => {
setTimeout(() => yieldCallback(1), 100);
setTimeout(() => yieldCallback(2), 200);
setTimeout(() => returnCallback(3), 300);
});
const results = [];
let res: IteratorResult<number, number>;
do {
res = await it.next();
if (!res.done) {
results.push(res.value);
}
} while (!res.done);
expect(results).toEqual([1, 2]);
expect(res.value).toBe(3);
});
});
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