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import { assertEquals } from "https://deno.land/std@0.152.0/testing/asserts.ts";import findDiagonalOrder from "./index.ts";Deno.test("diagonal-traverse", function () {    assertEquals(        [            [1, 2, 4, 7, 5, 3, 6, 8, 9],            [1, 2, 3, 4],        ],        [            [                [1, 2, 3],                [4, 5, 6],                [7, 8, 9],            ],            [                [1, 2],                [3, 4],            ],        ].map(findDiagonalOrder),    );});