chore: add tests to the ping http API

src/http/api/resources/ping.js

@@ -13,20 +13,19 @@ exports.get = {
     query: Joi.object().keys({
       n: Joi.alternatives()
         .when('count', {
-          is: true,
+          is: Joi.any().exist(),
           then: Joi.any().forbidden(),
           otherwise: Joi.number().greater(0)
         }),
       count: Joi.number().greater(0),
-      arg: Joi.string()
+      arg: Joi.string().required()
     }).unknown()
   },
   handler: (request, reply) => {
     const ipfs = request.server.app.ipfs
     const peerId = request.query.arg
     // Default count to 10
     const count = request.query.n || request.query.count || 10
-
     ipfs.ping(peerId, count, (err, pullStream) => {
       if (err) {
         return reply(boom.badRequest(err))

test/cli/ping.js

@@ -4,14 +4,13 @@
 
 const chai = require('chai')
 const dirtyChai = require('dirty-chai')
-const expect = chai.expect
-chai.use(dirtyChai)
-const delay = require('delay')
 const series = require('async/series')
+const DaemonFactory = require('ipfsd-ctl')
 const ipfsExec = require('../utils/ipfs-exec')
 
-const DaemonFactory = require('ipfsd-ctl')
 const df = DaemonFactory.create({ type: 'js' })
+const expect = chai.expect
+chai.use(dirtyChai)
 
 const config = {
   Bootstrap: [],
@@ -66,6 +65,7 @@ describe('ping', function () {
     }, (err, _ipfsd) => {
       expect(err).to.not.exist()
       ipfsdA = _ipfsd
+      // Without DHT we need to have an already established connection
       ipfsdA.api.swarm.connect(bMultiaddr, done)
     })
   })
@@ -91,7 +91,7 @@ describe('ping', function () {
     ping.stdout.on('end', () => {
       expect(result).to.have.lengthOf(12)
       expect(result[0]).to.equal(`PING ${ipfsdBId}`)
-      for(let i = 1; i < 11; i++) {
+      for (let i = 1; i < 11; i++) {
         expect(result[i]).to.match(/^Pong received: time=\d+ ms$/)
       }
       expect(result[11]).to.match(/^Average latency: \d+(.\d+)?ms$/)

test/http-api/inject/ping.js

@@ -0,0 +1,52 @@
+/* eslint max-nested-callbacks: ["error", 8] */
+/* eslint-env mocha */
+'use strict'
+
+const chai = require('chai')
+const dirtyChai = require('dirty-chai')
+
+const expect = chai.expect
+chai.use(dirtyChai)
+
+module.exports = (http) => {
+  describe('/ping', function () {
+    let api
+
+    before(() => {
+      api = http.api.server.select('API')
+    })
+
+    it('returns 400 if both n and count are provided', (done) => {
+      api.inject({
+        method: 'GET',
+        url: `/api/v0/ping?arg=someRandomId&n=1&count=1`
+      }, (res) => {
+        expect(res.statusCode).to.equal(400)
+        done()
+      })
+    })
+
+    it('returns 400 if arg is not provided', (done) => {
+      api.inject({
+        method: 'GET',
+        url: `/api/v0/ping?count=1`
+      }, (res) => {
+        expect(res.statusCode).to.equal(400)
+        done()
+      })
+    })
+
+    it('returns 200 and the response stream with the ping result', (done) => {
+      api.inject({
+        method: 'GET',
+        url: `/api/v0/ping?arg=someRandomId`
+      }, (res) => {
+        expect(res.statusCode).to.equal(200)
+        expect(res.headers['x-chunked-output']).to.equal('1')
+        expect(res.headers['transfer-encoding']).to.equal('chunked')
+        expect(res.headers['content-type']).to.include('application/json')
+        done()
+      })
+    })
+  })
+}