trying to fix test race condition

Author: tlhunter

packages/datadog-plugin-undici/test/index.spec.js

@@ -26,10 +26,12 @@ describe('Plugin', () => {
     }
 
     beforeEach(() => {
+      console.log('BE')
       appListener = null
     })
 
     afterEach(() => {
+      console.log('AE')
       if (appListener) {
         appListener.close()
       }
@@ -38,10 +40,12 @@ describe('Plugin', () => {
 
     describe('without configuration', () => {
       beforeEach(async () => {
+      console.log('BEE')
         return await agent.load('undici', {
           service: 'test'
         })
           .then(() => {
+            console.log('BEEX')
             express = require('express')
             fetch = require('undici')
           })
@@ -68,8 +72,10 @@ describe('Plugin', () => {
           res.status(200).send()
         })
         getPort().then(port => {
-          agent
+          console.log('GOT A PORT', port)
+          const p = agent
             .use(traces => {
+              console.log('AGENT USING TRACE')
               expect(traces[0][0]).to.have.property('service', 'test')
               expect(traces[0][0]).to.have.property('type', 'http')
               expect(traces[0][0]).to.have.property('resource', 'GET')
@@ -79,12 +85,19 @@ describe('Plugin', () => {
               expect(traces[0][0].meta).to.have.property('http.status_code', '200')
               expect(traces[0][0].meta).to.have.property('component', 'undici')
               expect(traces[0][0].meta).to.have.property('out.host', 'localhost')
+              done()
             })
 
           appListener = server(app, port, () => {
-            fetch.fetch(`http://localhost:${port}/user`, { method: 'GET' })
+            console.log('SERVER READY')
+            setTimeout(() => {
+              console.log('DELAY FETCH')
+              fetch.fetch(`http://localhost:${port}/user`, { method: 'GET' })
+            }, 100)
           })
-          setTimeout(done, 100)
+
+          console.log('RETURNING')
+          return p
         })
       })
       it('should support URL input', done => {