refactor and add tests

services/github/github-latest-branch-release.service.js

@@ -0,0 +1,69 @@
+import Joi from 'joi'
+import { GithubAuthV3Service } from './github-auth-service.js'
+import { documentation, httpErrorsFor } from './github-helpers.js'
+
+const MAXIMUM_SEARCHING_PAGE_NUMBER = 5
+
+const schema = Joi.array().items(
+  Joi.object({
+    target_commitish: Joi.string(),
+    tag_name: Joi.string(),
+  }),
+)
+
+export default class GithubLatestBranchRelease extends GithubAuthV3Service {
+  static category = 'version'
+  static route = {
+    base: 'github/v/latest-branch-release',
+    pattern: ':user/:repo/:branch',
+  }
+
+  static examples = [
+    {
+      title: 'GitHub latest branch release',
+      namedParams: { user: 'laravel', repo: 'framework', branch: '10.x' },
+      staticPreview: Object.assign(this.render({ releases: [] }), {
+        label: 'latest-release@10.x',
+        message: 'v10.28.0',
+        style: 'social',
+      }),
+      queryParams: {},
+      documentation,
+    },
+  ]
+
+  static defaultBadgeData = { namedLogo: 'github' }
+
+  static render({ branch, latestBranchTag }) {
+    return {
+      label: `latest-release@${branch}`,
+      message: latestBranchTag || '',
+      color: 'blue',
+    }
+  }
+
+  async handle({ user, repo, branch }) {
+    let shouldRetry = true
+    let currentPage = 0
+    let latestBranchTag
+
+    while (shouldRetry && currentPage < MAXIMUM_SEARCHING_PAGE_NUMBER) {
+      currentPage++
+      const releases = await this._requestJson({
+        url: `/repos/${user}/${repo}/releases?per_page=100&page=${currentPage}`,
+        schema,
+        httpErrors: httpErrorsFor('user not found'),
+      })
+
+      latestBranchTag = releases.filter(
+        release => release.target_commitish === branch,
+      )[0]?.tag_name
+
+      if (latestBranchTag) {
+        shouldRetry = false
+      }
+    }
+
+    return this.constructor.render({ branch, latestBranchTag })
+  }
+}

services/github/github-latest-branch-release.tester.js

@@ -0,0 +1,33 @@
+import Joi from 'joi'
+import { isSemver } from '../test-validators.js'
+import { ServiceTester } from '../tester.js'
+
+export const t = new ServiceTester({
+  id: 'GithubLatestBranchRelease',
+  title: 'Github Latest Branch Release',
+  pathPrefix: '/github',
+})
+
+t.create('Release')
+  .get('/v/release/expressjs/express.json')
+  .expectBadge({ label: 'release', message: isSemver, color: 'blue' })
+
+t.create('Prerelease')
+  .get('/v/release/expressjs/express.json?include_prereleases')
+  .expectBadge({
+    label: 'release',
+    message: isSemver,
+    color: Joi.string().allow('blue', 'orange').required(),
+  })
+
+t.create('Latest release (release)')
+  .get('/v/release/expressjs/express.json?display_name=release')
+  .expectBadge({ label: 'release', message: isSemver, color: 'blue' })
+
+t.create('Release (No releases)')
+  .get('/v/release/badges/daily-tests.json')
+  .expectBadge({ label: 'release', message: 'no releases or repo not found' })
+
+t.create('Release (repo not found)')
+  .get('/v/release/badges/helmets.json')
+  .expectBadge({ label: 'release', message: 'no releases or repo not found' })