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Module

x/unitest/mod.ts>rejects

🃏 Deno-first universal unit testing framework
TomokiMiyauci/unitest
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variable rejects
Re-export
import { rejects } from "https://deno.land/x/unitest@v1.0.0-beta.82/mod.ts";

Use .resolves to resolve Promise before match

import { expect, test } from "https://deno.land/x/unitest@$VERSION/mod.ts";

test("passes when rejected value equal to", async () => {
  await expect(Promise.reject("Deno") as Promise<string>).rejects.toBe("Deno");
});

type

PreModifier<Promise<unknown>, Promise<PreModifierResult<unknown>>>