111 lines
3.0 KiB
TypeScript
111 lines
3.0 KiB
TypeScript
// @ts-ignore TS6133
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import { expect, test } from "vitest";
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import * as z from "zod/v3";
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test("object intersection", () => {
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const BaseTeacher = z.object({
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subjects: z.array(z.string()),
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});
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const HasID = z.object({ id: z.string() });
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const Teacher = z.intersection(BaseTeacher.passthrough(), HasID); // BaseTeacher.merge(HasID);
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const data = {
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subjects: ["math"],
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id: "asdfasdf",
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};
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expect(Teacher.parse(data)).toEqual(data);
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expect(() => Teacher.parse({ subject: data.subjects })).toThrow();
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expect(Teacher.parse({ ...data, extra: 12 })).toEqual({ ...data, extra: 12 });
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expect(() => z.intersection(BaseTeacher.strict(), HasID).parse({ ...data, extra: 12 })).toThrow();
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});
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test("deep intersection", () => {
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const Animal = z.object({
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properties: z.object({
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is_animal: z.boolean(),
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}),
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});
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const Cat = z
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.object({
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properties: z.object({
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jumped: z.boolean(),
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}),
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})
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.and(Animal);
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type _Cat = z.infer<typeof Cat>;
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// const cat:Cat = 'asdf' as any;
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const cat = Cat.parse({ properties: { is_animal: true, jumped: true } });
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expect(cat.properties).toEqual({ is_animal: true, jumped: true });
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});
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test("deep intersection of arrays", async () => {
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const Author = z.object({
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posts: z.array(
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z.object({
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post_id: z.number(),
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})
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),
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});
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const Registry = z
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.object({
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posts: z.array(
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z.object({
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title: z.string(),
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})
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),
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})
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.and(Author);
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const posts = [
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{ post_id: 1, title: "Novels" },
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{ post_id: 2, title: "Fairy tales" },
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];
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const cat = Registry.parse({ posts });
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expect(cat.posts).toEqual(posts);
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const asyncCat = await Registry.parseAsync({ posts });
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expect(asyncCat.posts).toEqual(posts);
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});
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test("invalid intersection types", async () => {
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const numberIntersection = z.intersection(
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z.number(),
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z.number().transform((x) => x + 1)
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);
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const syncResult = numberIntersection.safeParse(1234);
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expect(syncResult.success).toEqual(false);
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if (!syncResult.success) {
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expect(syncResult.error.issues[0].code).toEqual(z.ZodIssueCode.invalid_intersection_types);
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}
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const asyncResult = await numberIntersection.spa(1234);
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expect(asyncResult.success).toEqual(false);
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if (!asyncResult.success) {
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expect(asyncResult.error.issues[0].code).toEqual(z.ZodIssueCode.invalid_intersection_types);
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}
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});
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test("invalid array merge", async () => {
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const stringArrInt = z.intersection(
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z.string().array(),
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z
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.string()
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.array()
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.transform((val) => [...val, "asdf"])
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);
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const syncResult = stringArrInt.safeParse(["asdf", "qwer"]);
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expect(syncResult.success).toEqual(false);
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if (!syncResult.success) {
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expect(syncResult.error.issues[0].code).toEqual(z.ZodIssueCode.invalid_intersection_types);
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}
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const asyncResult = await stringArrInt.spa(["asdf", "qwer"]);
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expect(asyncResult.success).toEqual(false);
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if (!asyncResult.success) {
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expect(asyncResult.error.issues[0].code).toEqual(z.ZodIssueCode.invalid_intersection_types);
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}
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});
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