import { toBeUndefined } from "https://deno.land/x/unitest@v1.0.0-beta.82/mod.ts";
Use .toBeUndefined
to check that a value is undefined
import { expect, test } from "https://deno.land/x/unitest@$VERSION/mod.ts";
test("should be truthy", () => {
expect(undefined).toBeUndefined();
expect(null).not.toBeUndefined();
});