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import repeat from "./repeat.ts";import { assertEquals } from "testing/asserts.ts";
Deno.test("repeat", () => {  const result: number[] = [];  for (const n of repeat(1, 2, 3)) {    result.push(n);    if (result.length >= 9) break;  }  assertEquals(result, [1, 2, 3, 1, 2, 3, 1, 2, 3]);});