import { not } from "https://deno.land/x/unitest@v1.0.0-beta.82/modifier/not.ts";
Use .not
to reverse the test result
import { expect, test } from "https://deno.land/x/unitest@$VERSION/mod.ts";
test("passes when not equal to", () => {
expect("Deno").not.toBe("Node");
});