Verify presence of test DNS entries.

Closes #529.

Author: RubenVerborgh

test/integration/account-creation-oidc-test.js

@@ -2,7 +2,7 @@ const supertest = require('supertest')
 // Helper functions for the FS
 const $rdf = require('rdflib')
 
-const { rm, read } = require('../utils')
+const { rm, read, checkDnsSettings } = require('../utils')
 const ldnode = require('../../index')
 const path = require('path')
 const fs = require('fs-extra')
@@ -26,6 +26,8 @@ describe('AccountManager (OIDC account creation tests)', function () {
     serverUri
   })
 
+  before(checkDnsSettings)
+
   before(function (done) {
     ldpHttpsServer = ldp.listen(3457, done)
   })

test/integration/acl-oidc-test.js

@@ -2,7 +2,7 @@ const assert = require('chai').assert
 const fs = require('fs-extra')
 const request = require('request')
 const path = require('path')
-const { loadProvider, rm } = require('../utils')
+const { loadProvider, rm, checkDnsSettings } = require('../utils')
 const IDToken = require('@trust/oidc-op/src/IDToken')
 
 const ldnode = require('../../index')
@@ -60,6 +60,8 @@ const argv = {
 describe('ACL HTTP', function () {
   let ldp, ldpHttpsServer
 
+  before(checkDnsSettings)
+
   before(done => {
     ldp = ldnode.createServer(argv)
 

test/integration/cors-proxy-test.js

@@ -2,6 +2,7 @@ var assert = require('chai').assert
 var supertest = require('supertest')
 var path = require('path')
 var nock = require('nock')
+var { checkDnsSettings } = require('../utils')
 
 var ldnode = require('../../index')
 
@@ -13,6 +14,8 @@ describe('CORS Proxy', () => {
   })
   var server = supertest(ldp)
 
+  before(checkDnsSettings)
+
   it('should return the website in /proxy?uri', (done) => {
     nock('https://example.org').get('/').reply(200)
     server.get('/proxy?uri=https://example.org/')

test/utils.js

@@ -3,6 +3,9 @@ var fsExtra = require('fs-extra')
 var rimraf = require('rimraf')
 var path = require('path')
 const OIDCProvider = require('@trust/oidc-op')
+const dns = require('dns')
+
+const TEST_HOSTS = ['nic.localhost', 'tim.localhost', 'nicola.localhost']
 
 exports.rm = function (file) {
   return rimraf.sync(path.join(__dirname, '/resources/' + file))
@@ -35,6 +38,24 @@ exports.restore = function (src) {
   exports.rm(src + '.bak')
 }
 
+// Verifies that all HOSTS entries are present
+exports.checkDnsSettings = function () {
+  return Promise.all(TEST_HOSTS.map(hostname => {
+    return new Promise((resolve, reject) => {
+      dns.lookup(hostname, (error, ip) => {
+        if (error || ip !== '127.0.0.1') {
+          reject(error)
+        } else {
+          resolve(true)
+        }
+      })
+    })
+  }))
+  .catch(() => {
+    throw new Error(`Expected HOSTS entries of 127.0.0.1 for ${TEST_HOSTS.join()}`)
+  })
+}
+
 /**
  * @param configPath {string}
  *