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'use strict'
const fs = require('node:fs')
const path = require('node:path')
const { test } = require('node:test')
const fastify = require('fastify')
const sanitize = require('sanitize-filename')
const { StandaloneValidator: AjvStandaloneValidator } = require('../')
function generateFileName (routeOpts) {
return `/ajv-generated-${sanitize(routeOpts.schema.$id)}-${routeOpts.method}-${routeOpts.httpPart}-${sanitize(routeOpts.url)}.js`
}
const generatedFileNames = []
test('standalone', async t => {
t.plan(4)
t.after(async () => {
for (const fileName of generatedFileNames) {
await fs.promises.unlink(path.join(__dirname, fileName))
}
})
t.test('errors', t => {
t.plan(2)
t.assert.throws(() => {
AjvStandaloneValidator()
}, 'missing restoreFunction')
t.assert.throws(() => {
AjvStandaloneValidator({ readMode: false })
}, 'missing storeFunction')
})
t.test('generate standalone code', t => {
t.plan(5)
const base = {
$id: 'urn:schema:base',
definitions: {
hello: { type: 'string' }
},
type: 'object',
properties: {
hello: { $ref: '#/definitions/hello' }
}
}
const refSchema = {
$id: 'urn:schema:ref',
type: 'object',
properties: {
hello: { $ref: 'urn:schema:base#/definitions/hello' }
}
}
const endpointSchema = {
schema: {
$id: 'urn:schema:endpoint',
$ref: 'urn:schema:ref'
}
}
const schemaMap = {
[base.$id]: base,
[refSchema.$id]: refSchema
}
const factory = AjvStandaloneValidator({
readMode: false,
storeFunction (routeOpts, schemaValidationCode) {
t.assert.deepStrictEqual(routeOpts, endpointSchema)
t.assert.ok(typeof schemaValidationCode === 'string')
fs.writeFileSync(path.join(__dirname, '/ajv-generated.js'), schemaValidationCode)
generatedFileNames.push('/ajv-generated.js')
t.assert.ok('stored the validation function')
}
})
const compiler = factory(schemaMap)
compiler(endpointSchema)
t.assert.ok('compiled the endpoint schema')
t.test('usage standalone code', t => {
t.plan(3)
const standaloneValidate = require('./ajv-generated')
const valid = standaloneValidate({ hello: 'world' })
t.assert.ok(valid)
const invalid = standaloneValidate({ hello: [] })
t.assert.ok(!invalid)
t.assert.ok(standaloneValidate)
})
})
t.test('fastify integration - writeMode', async t => {
t.plan(6)
const factory = AjvStandaloneValidator({
readMode: false,
storeFunction (routeOpts, schemaValidationCode) {
const fileName = generateFileName(routeOpts)
t.assert.ok(routeOpts)
fs.writeFileSync(path.join(__dirname, fileName), schemaValidationCode)
t.assert.ok('stored the validation function')
generatedFileNames.push(fileName)
},
restoreFunction () {
t.assert.fail('write mode ON')
}
})
const app = buildApp(factory)
await app.ready()
})
await t.test('fastify integration - readMode', async t => {
t.plan(6)
const factory = AjvStandaloneValidator({
readMode: true,
storeFunction () {
t.assert.fail('read mode ON')
},
restoreFunction (routeOpts) {
t.assert.ok('restore the validation function')
const fileName = generateFileName(routeOpts)
return require(path.join(__dirname, fileName))
}
})
const app = buildApp(factory)
await app.ready()
let res = await app.inject({
url: '/foo',
method: 'POST',
payload: { hello: [] }
})
t.assert.deepStrictEqual(res.statusCode, 400)
res = await app.inject({
url: '/bar?lang=invalid',
method: 'GET'
})
t.assert.deepStrictEqual(res.statusCode, 400)
res = await app.inject({
url: '/bar?lang=it',
method: 'GET'
})
t.assert.deepStrictEqual(res.statusCode, 200)
})
function buildApp (factory) {
const app = fastify({
jsonShorthand: false,
schemaController: {
compilersFactory: {
buildValidator: factory
}
}
})
app.addSchema({
$id: 'urn:schema:foo',
type: 'object',
properties: {
name: { type: 'string' },
id: { type: 'integer' }
}
})
app.post('/foo', {
schema: {
body: {
$id: 'urn:schema:body',
type: 'object',
properties: {
hello: { $ref: 'urn:schema:foo#/properties/name' }
}
}
}
}, () => { return 'ok' })
app.get('/bar', {
schema: {
query: {
$id: 'urn:schema:query',
type: 'object',
properties: {
lang: { type: 'string', enum: ['it', 'en'] }
}
}
}
}, () => { return 'ok' })
return app
}
})