Split up [codeclimate] tests (#3300)

* Split up [codeclimate] tests

* Fix copy-pasta

services/codeclimate/codeclimate-analysis.tester.js

@@ -0,0 +1,82 @@
+'use strict'
+
+const Joi = require('joi')
+const { ServiceTester } = require('../tester')
+const { isIntegerPercentage } = require('../test-validators')
+
+const t = (module.exports = new ServiceTester({
+  id: 'CodeClimateAnalysis',
+  title: 'Code Climate',
+  pathPrefix: '/codeclimate',
+}))
+
+t.create('issues count')
+  .get('/issues/angular/angular.js.json')
+  .expectBadge({
+    label: 'issues',
+    message: Joi.number()
+      .integer()
+      .positive(),
+  })
+
+t.create('technical debt percentage')
+  .get('/tech-debt/angular/angular.js.json')
+  .expectBadge({
+    label: 'technical debt',
+    message: isIntegerPercentage,
+  })
+
+t.create('maintainability percentage')
+  .get('/maintainability-percentage/angular/angular.js.json')
+  .expectBadge({
+    label: 'maintainability',
+    message: isIntegerPercentage,
+  })
+
+t.create('maintainability letter')
+  .get('/maintainability/angular/angular.js.json')
+  .expectBadge({
+    label: 'maintainability',
+    message: Joi.equal('A', 'B', 'C', 'D', 'E', 'F'),
+  })
+
+t.create('maintainability letter for non-existent repo')
+  .get('/maintainability/unknown/unknown.json')
+  .expectBadge({
+    label: 'maintainability',
+    message: 'not found',
+  })
+
+t.create('maintainability letter for repo without snapshots')
+  .get('/maintainability/kabisaict/flow.json')
+  .expectBadge({
+    label: 'maintainability',
+    message: 'unknown',
+  })
+
+t.create('malformed response for outer user repos query')
+  .get('/maintainability/angular/angular.js.json')
+  .intercept(nock =>
+    nock('https://api.codeclimate.com')
+      .get('/v1/repos?github_slug=angular/angular.js')
+      .reply(200, {
+        data: [{}], // No relationships in the list of data elements.
+      })
+  )
+  .expectBadge({
+    label: 'maintainability',
+    message: 'invalid',
+  })
+
+t.create('malformed response for inner specific repo query')
+  .get('/maintainability/angular/angular.js.json')
+  .intercept(nock =>
+    nock('https://api.codeclimate.com', { allowUnmocked: true })
+      .get(/\/v1\/repos\/[a-z0-9]+\/snapshots\/[a-z0-9]+/)
+      .reply(200, {})
+  ) // No data.
+  .networkOn() // Combined with allowUnmocked: true, this allows the outer user repos query to go through.
+  .expectBadge({
+    label: 'maintainability',
+    message: 'invalid',
+  })