fatsify核心功能示例测试!!!

node_modules/fastify/test/custom-parser.2.test.js

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+'use strict'
+
+const { test } = require('node:test')
+const Fastify = require('..')
+
+process.removeAllListeners('warning')
+
+test('Wrong parseAs parameter', t => {
+  t.plan(2)
+  const fastify = Fastify()
+
+  try {
+    fastify.addContentTypeParser('application/json', { parseAs: 'fireworks' }, () => {})
+    t.assert.fail('should throw')
+  } catch (err) {
+    t.assert.strictEqual(err.code, 'FST_ERR_CTP_INVALID_PARSE_TYPE')
+    t.assert.strictEqual(err.message, "The body parser can only parse your data as 'string' or 'buffer', you asked 'fireworks' which is not supported.")
+  }
+})
+
+test('Should allow defining the bodyLimit per parser', async (t) => {
+  t.plan(2)
+  const fastify = Fastify()
+  t.after(() => fastify.close())
+
+  fastify.post('/', (req, reply) => {
+    reply.send(req.body)
+  })
+
+  fastify.addContentTypeParser(
+    'x/foo',
+    { parseAs: 'string', bodyLimit: 5 },
+    function (req, body, done) {
+      t.assert.fail('should not be invoked')
+      done()
+    }
+  )
+
+  const fastifyServer = await fastify.listen({ port: 0 })
+
+  const result = await fetch(fastifyServer, {
+    method: 'POST',
+    body: '1234567890',
+    headers: {
+      'Content-Type': 'x/foo'
+    }
+  })
+
+  t.assert.ok(!result.ok)
+  t.assert.deepStrictEqual(await result.json(), {
+    statusCode: 413,
+    code: 'FST_ERR_CTP_BODY_TOO_LARGE',
+    error: 'Payload Too Large',
+    message: 'Request body is too large'
+  })
+})
+
+test('route bodyLimit should take precedence over a custom parser bodyLimit', async (t) => {
+  t.plan(2)
+  const fastify = Fastify()
+  t.after(() => fastify.close())
+
+  fastify.post('/', { bodyLimit: 5 }, (request, reply) => {
+    reply.send(request.body)
+  })
+
+  fastify.addContentTypeParser(
+    'x/foo',
+    { parseAs: 'string', bodyLimit: 100 },
+    function (req, body, done) {
+      t.assert.fail('should not be invoked')
+      done()
+    }
+  )
+
+  const fastifyServer = await fastify.listen({ port: 0 })
+
+  const result = await fetch(fastifyServer, {
+    method: 'POST',
+    body: '1234567890',
+    headers: { 'Content-Type': 'x/foo' }
+  })
+
+  t.assert.ok(!result.ok)
+  t.assert.deepStrictEqual(await result.json(), {
+    statusCode: 413,
+    code: 'FST_ERR_CTP_BODY_TOO_LARGE',
+    error: 'Payload Too Large',
+    message: 'Request body is too large'
+  })
+})