Migrated most service tests to use new expectBadge (#3122)

services/github/github-contributors.tester.js

@@ -1,28 +1,25 @@
 'use strict'
 
-const Joi = require('joi')
 const t = (module.exports = require('../tester').createServiceTester())
 const { isMetric } = require('../test-validators')
 
 t.create('Contributors')
   .get('/contributors/cdnjs/cdnjs.json')
-  .expectJSONTypes(
-    Joi.object().keys({
-      name: 'contributors',
-      value: isMetric,
-    })
-  )
+  .expectBadge({
+    label: 'contributors',
+    message: isMetric,
+  })
 
 t.create('1 contributor')
   .get('/contributors/paulmelnikow/local-credential-storage.json')
-  .expectJSON({
-    name: 'contributors',
-    value: '1',
+  .expectBadge({
+    label: 'contributors',
+    message: '1',
   })
 
 t.create('Contributors (repo not found)')
   .get('/contributors/badges/helmets.json')
-  .expectJSON({
-    name: 'contributors',
-    value: 'repo not found',
+  .expectBadge({
+    label: 'contributors',
+    message: 'repo not found',
   })