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backend/node_modules/fastify/test/default-route.test.js

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+'use strict'
+
+const t = require('tap')
+const test = t.test
+const Fastify = require('..')
+const { FSTDEP014 } = require('../lib/warnings')
+
+// Silence the standard warning logs. We will test the messages explicitly.
+process.removeAllListeners('warning')
+
+test('setDefaultRoute should emit a deprecation warning', t => {
+  t.plan(2)
+
+  const fastify = Fastify()
+  const defaultRoute = (req, res) => {
+    res.end('hello from defaultRoute')
+  }
+
+  process.on('warning', onWarning)
+  function onWarning (warning) {
+    t.equal(warning.name, 'DeprecationWarning')
+    t.equal(warning.code, FSTDEP014.code)
+  }
+
+  t.teardown(() => {
+    process.removeListener('warning', onWarning)
+    FSTDEP014.emitted = false
+  })
+
+  fastify.setDefaultRoute(defaultRoute)
+})
+
+test('getDefaultRoute should emit a deprecation warning', t => {
+  t.plan(2)
+
+  const fastify = Fastify()
+
+  process.on('warning', onWarning)
+  function onWarning (warning) {
+    t.equal(warning.name, 'DeprecationWarning')
+    t.equal(warning.code, FSTDEP014.code)
+  }
+
+  t.teardown(() => {
+    process.removeListener('warning', onWarning)
+    FSTDEP014.emitted = false
+  })
+
+  fastify.getDefaultRoute()
+})
+
+test('should fail if defaultRoute is not a function', t => {
+  t.plan(1)
+
+  const fastify = Fastify()
+  const defaultRoute = {}
+
+  fastify.get('/', () => {})
+
+  try {
+    fastify.setDefaultRoute(defaultRoute)
+  } catch (error) {
+    t.equal(error.code, 'FST_ERR_DEFAULT_ROUTE_INVALID_TYPE')
+  }
+})
+
+test('correctly sets, returns, and calls defaultRoute', t => {
+  t.plan(3)
+
+  const fastify = Fastify()
+  const defaultRoute = (req, res) => {
+    res.end('hello from defaultRoute')
+  }
+
+  fastify.setDefaultRoute(defaultRoute)
+  const returnedDefaultRoute = fastify.getDefaultRoute()
+  t.equal(returnedDefaultRoute, defaultRoute)
+
+  fastify.get('/', () => {})
+
+  fastify.inject({
+    method: 'GET',
+    url: '/random'
+  }, (err, res) => {
+    t.error(err)
+    t.equal(res.body, 'hello from defaultRoute')
+  })
+})