zod/src/v3/tests/safeparse.test.ts

TypeScript-first schema declaration and validation library with static type inference

// @ts-ignore TS6133
import { expect, test } from "vitest";

import * as z from "zod/v3";
const stringSchema = z.string();

test("safeparse fail", () => {
  const safe = stringSchema.safeParse(12);
  expect(safe.success).toEqual(false);
  expect(safe.error).toBeInstanceOf(z.ZodError);
});

test("safeparse pass", () => {
  const safe = stringSchema.safeParse("12");
  expect(safe.success).toEqual(true);
  expect(safe.data).toEqual("12");
});

test("safeparse unexpected error", () => {
  expect(() =>
    stringSchema
      .refine((data) => {
        throw new Error(data);
      })
      .safeParse("12")
  ).toThrow();
});