literal.test.ts•1.06 kB
// @ts-ignore TS6133
import { expect, test } from "vitest";
import * as z from "zod/v3";
const literalTuna = z.literal("tuna");
const literalFortyTwo = z.literal(42);
const literalTrue = z.literal(true);
const terrificSymbol = Symbol("terrific");
const literalTerrificSymbol = z.literal(terrificSymbol);
test("passing validations", () => {
literalTuna.parse("tuna");
literalFortyTwo.parse(42);
literalTrue.parse(true);
literalTerrificSymbol.parse(terrificSymbol);
});
test("failing validations", () => {
expect(() => literalTuna.parse("shark")).toThrow();
expect(() => literalFortyTwo.parse(43)).toThrow();
expect(() => literalTrue.parse(false)).toThrow();
expect(() => literalTerrificSymbol.parse(Symbol("terrific"))).toThrow();
});
test("invalid_literal should have `received` field with data", () => {
const data = "shark";
const result = literalTuna.safeParse(data);
if (!result.success) {
const issue = result.error.issues[0];
if (issue.code === "invalid_literal") {
expect(issue.received).toBe(data);
}
}
});