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x/zod/__tests__/validations.test.ts

TypeScript-first schema validation with static type inference
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// @ts-ignore TS6133import { expect } from "https://deno.land/x/expect@v0.2.6/mod.ts";const test = Deno.test;
import * as z from "../index.ts";
test("array min", async () => { try { await z.array(z.string()).min(4).parseAsync([]); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "Array must contain at least 4 element(s)" ); }});
test("array max", async () => { try { await z.array(z.string()).max(2).parseAsync(["asdf", "asdf", "asdf"]); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "Array must contain at most 2 element(s)" ); }});
test("string min", async () => { try { await z.string().min(4).parseAsync("asd"); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "String must contain at least 4 character(s)" ); }});
test("string max", async () => { try { await z.string().max(4).parseAsync("aasdfsdfsd"); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "String must contain at most 4 character(s)" ); }});
test("number min", async () => { try { await z.number().gte(3).parseAsync(2); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "Number must be greater than or equal to 3" ); }});
test("number max", async () => { try { await z.number().lte(3).parseAsync(4); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "Number must be less than or equal to 3" ); }});
test("number nonnegative", async () => { try { await z.number().nonnegative().parseAsync(-1); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "Number must be greater than or equal to 0" ); }});
test("number nonpositive", async () => { try { await z.number().nonpositive().parseAsync(1); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "Number must be less than or equal to 0" ); }});
test("number negative", async () => { try { await z.number().negative().parseAsync(1); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "Number must be less than 0" ); }});
test("number positive", async () => { try { await z.number().positive().parseAsync(-1); } catch (err) { expect((err as z.ZodError).issues[0].message).toEqual( "Number must be greater than 0" ); }});
test("instantiation", () => { z.string().min(5); z.string().max(5); z.string().length(5); z.string().email(); z.string().url(); z.string().uuid(); z.string().min(5, { message: "Must be 5 or more characters long" }); z.string().max(5, { message: "Must be 5 or fewer characters long" }); z.string().length(5, { message: "Must be exactly 5 characters long" }); z.string().email({ message: "Invalid email address." }); z.string().url({ message: "Invalid url" }); z.string().uuid({ message: "Invalid UUID" });});
test("int", async () => { const int = z.number().int(); int.parse(4); expect(() => int.parse(3.5)).toThrow();});