elysia-swagger/test/validateSchema.test.ts

import { Elysia, t } from 'elysia'
import SwaggerParser from '@apidevtools/swagger-parser'
import { swagger } from '../src'

import { it } from 'bun:test'
import { fail } from 'assert'

const req = (path: string) => new Request(`http://localhost${path}`)

it('returns a valid Swagger/OpenAPI json config for many routes', async () => {
    const app = new Elysia()
        .use(swagger())
        .get('/', () => 'hi', {
            response: t.String({ description: 'sample description' })
        })
        .get('/unpath/:id', ({ params: { id } }) => id, {
            response: t.String({ description: 'sample description' })
        })
        .get(
            '/unpath/:id/:name/:age',
            ({ params: { id, name } }) => `${id} ${name}`,
            {
                type: 'json',
                response: t.String({ description: 'sample description' }),
                params: t.Object({ id: t.String(), name: t.String() })
            }
        )
        .post(
            '/json/:id',
            ({ body, params: { id }, query: { name, email, birthday } }) => ({
                ...body,
                id,
                name,
                email,
                birthday
            }),
            {
                params: t.Object({
                    id: t.String()
                }),
                query: t.Object({
                    name: t.String(),
                    email: t.String({
                        description: 'sample email description',
                        format: 'email'
                    }),
                    birthday: t.String({
                        description: 'sample birthday description',
                        pattern: '\\d{4}-\\d{2}-\\d{2}',
                        minLength: 10,
                        maxLength: 10
                    }),

                }),
                body: t.Object({
                    username: t.String(),
                    password: t.String()
                }),
                response: t.Object(
                    {
                        username: t.String(),
                        password: t.String(),
                        id: t.String(),
                        name: t.String(),
                        email: t.String({
                            description: 'sample email description',
                            format: 'email'
                        }),
                        birthday: t.String({
                            description: 'sample birthday description',
                            pattern: '\\d{4}-\\d{2}-\\d{2}',
                            minLength: 10,
                            maxLength: 10
                        }),
                    },
                    { description: 'sample description 3' }
                )
            }
        )

    const res = await app.handle(req('/swagger/json')).then((x) => x.json())
    await SwaggerParser.validate(res).catch((err) => fail(err))
})