0x1998 - MANAGER

Düzenlenen Dosya: pickomit.test.ts

import { expect, expectTypeOf, test } from "vitest";
import * as z from "zod/v4";

const fish = z.object({
  name: z.string(),
  age: z.number(),
  nested: z.object({}),
});

test("pick type inference", () => {
  const nameonlyFish = fish.pick({ name: true });
  type nameonlyFish = z.infer<typeof nameonlyFish>;
  expectTypeOf<nameonlyFish>().toEqualTypeOf<{ name: string }>();
});

test("pick parse - success", () => {
  const nameonlyFish = fish.pick({ name: true });
  nameonlyFish.parse({ name: "bob" });

// @ts-expect-error checking runtime picks `name` only.
  const anotherNameonlyFish = fish.pick({ name: true, age: false });
  anotherNameonlyFish.parse({ name: "bob" });
});

test("pick parse - fail", () => {
  fish.pick({ name: true }).parse({ name: "12" } as any);
  fish.pick({ name: true }).parse({ name: "bob", age: 12 } as any);
  fish.pick({ age: true }).parse({ age: 12 } as any);

// @ts-expect-error checking runtime picks `name` only.
  const anotherNameonlyFish = fish.pick({ name: true, age: false }).strict();
  const bad4 = () => anotherNameonlyFish.parse({ name: "bob", age: 12 } as any);

expect(bad1).toThrow();
  expect(bad2).toThrow();
  expect(bad3).toThrow();
  expect(bad4).toThrow();
});

test("pick - remove optional", () => {
  const schema = z.object({ a: z.string(), b: z.string().optional() });
  expect("a" in schema._zod.def.shape).toEqual(true);
  expect("b" in schema._zod.def.shape!).toEqual(true);
  const picked = schema.pick({ a: true });
  expect("a" in picked._zod.def.shape).toEqual(true);
  expect("b" in picked._zod.def.shape!).toEqual(false);
});

test("omit type inference", () => {
  const nonameFish = fish.omit({ name: true });
  type nonameFish = z.infer<typeof nonameFish>;

expectTypeOf<nonameFish>().toEqualTypeOf<{ age: number; nested: Record<string, never> }>();
});

test("omit parse - success", () => {
  const nonameFish = fish.omit({ name: true });
  nonameFish.parse({ age: 12, nested: {} });

// @ts-expect-error checking runtime omits `name` only.
  const anotherNonameFish = fish.omit({ name: true, age: false });
  anotherNonameFish.parse({ age: 12, nested: {} });
});

test("omit parse - fail", () => {
  const nonameFish = fish.omit({ name: true });
  const bad1 = () => nonameFish.parse({ name: 12 } as any);
  const bad2 = () => nonameFish.parse({ age: 12 } as any);
  const bad3 = () => nonameFish.parse({} as any);

// @ts-expect-error checking runtime omits `name` only.
  const anotherNonameFish = fish.omit({ name: true, age: false });
  const bad4 = () => anotherNonameFish.parse({ nested: {} } as any);

expect(bad1).toThrow();
  expect(bad2).toThrow();
  expect(bad3).toThrow();
  expect(bad4).toThrow();
});

test("omit - remove optional", () => {
  const schema = z.object({ a: z.string(), b: z.string().optional() });
  expect("a" in schema._zod.def.shape).toEqual(true);
  const omitted = schema.omit({ a: true });
  expect("a" in omitted._zod.def.shape).toEqual(false);
});

test("nonstrict inference", () => {
  const laxfish = fish.pick({ name: true }).catchall(z.any());
  type laxfish = z.infer<typeof laxfish>;
  expectTypeOf<laxfish>().toEqualTypeOf<{ name: string; [k: string]: any }>();
});

test("nonstrict parsing - pass", () => {
  const laxfish = fish.passthrough().pick({ name: true });
  laxfish.parse({ name: "asdf", whatever: "asdf" });
  laxfish.parse({ name: "asdf", age: 12, nested: {} });
});

test("nonstrict parsing - fail", () => {
  const laxfish = fish.passthrough().pick({ name: true });
  const bad = () => laxfish.parse({ whatever: "asdf" } as any);
  expect(bad).toThrow();
});

test("pick/omit/required/partial - do not allow unknown keys", () => {
  const schema = z.object({
    name: z.string(),
    age: z.number(),
  });

// Mixed valid + invalid keys
  // @ts-expect-error
  expect(() => schema.pick({ name: true, asdf: true }).safeParse({})).toThrow();
  // @ts-expect-error
  expect(() => schema.omit({ name: true, asdf: true }).safeParse({})).toThrow();
  // @ts-expect-error
  expect(() => schema.partial({ name: true, asdf: true }).safeParse({})).toThrow();
  // @ts-expect-error
  expect(() => schema.required({ name: true, asdf: true }).safeParse({})).toThrow();

// Only invalid keys
  // @ts-expect-error
  expect(() => schema.pick({ $unknown: true }).safeParse({})).toThrow();
  // @ts-expect-error
  expect(() => schema.omit({ $unknown: true }).safeParse({})).toThrow();
  // @ts-expect-error
  expect(() => schema.required({ $unknown: true }).safeParse({})).toThrow();
  // @ts-expect-error
  expect(() => schema.partial({ $unknown: true }).safeParse({})).toThrow();
});

test("pick - throws error on schema with refinements", () => {
  const baseSchema = z.object({
    id: z.string(),
    name: z.string(),
    items: z.string().array(),
  });

const refinedSchema = baseSchema.superRefine((val, ctx) => {
    if (val.items.length === 0) {
      ctx.addIssue({
        message: "Must have at least one item",
        code: "custom",
        path: ["items"],
      });
    }
  });

expect(() => refinedSchema.pick({ name: true })).toThrow(
    ".pick() cannot be used on object schemas containing refinements"
  );
});

test("omit - throws error on schema with refinements", () => {
  const baseSchema = z.object({
    id: z.string(),
    name: z.string(),
    items: z.string().array(),
  });

expect(() => refinedSchema.omit({ id: true })).toThrow(
    ".omit() cannot be used on object schemas containing refinements"
  );
});

test("pick - throws error on schema with refine", () => {
  const baseSchema = z.object({
    password: z.string(),
    confirmPassword: z.string(),
  });

const refinedSchema = baseSchema.refine((data) => data.password === data.confirmPassword, {
    message: "Passwords must match",
  });

expect(() => refinedSchema.pick({ password: true })).toThrow(
    ".pick() cannot be used on object schemas containing refinements"
  );
});

test("omit - throws error on schema with refine", () => {
  const baseSchema = z.object({
    password: z.string(),
    confirmPassword: z.string(),
    email: z.string(),
  });

const refinedSchema = baseSchema.refine((data) => data.password === data.confirmPassword, {
    message: "Passwords must match",
  });

expect(() => refinedSchema.omit({ email: true })).toThrow(
    ".omit() cannot be used on object schemas containing refinements"
  );
});

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