test: convert Buildpacks and Domains to @oclif/test v4

packages/cli/test/unit/commands/buildpacks/add.unit.test.ts

@@ -0,0 +1,216 @@
+import {Fixture} from '@heroku/buildpack-registry'
+import {runCommand} from '@oclif/test'
+import {expect} from 'chai'
+import nock from 'nock'
+
+import {BuildpackInstallationsStub as Stubber} from '../../../helpers/buildpacks/buildpack-installations-stub.js'
+
+describe('buildpacks:add', function () {
+  let api: nock.Scope
+
+  beforeEach(function () {
+    api = nock('https://api.heroku.com')
+  })
+
+  afterEach(function () {
+    api.done()
+    nock.cleanAll()
+  })
+
+  describe('URL', function () {
+    it('# maps buildpack names', async function () {
+      const registry = new Map()
+      registry.set('https://buildpack-registry.s3.amazonaws.com/buildpacks/hone/test.tgz',
+        {name: 'hone/test', url: 'urn:buildpack:hone/test'})
+
+      Stubber.get(api)
+      Stubber.put(api, ['https://buildpack-registry.s3.amazonaws.com/buildpacks/hone/test.tgz'], registry)
+
+      const buildpack = Fixture.buildpack({
+        blob_url: 'https://buildpack-registry.s3.amazonaws.com/buildpacks/hone/test.tgz',
+        name: 'test',
+        namespace: 'hone',
+      })
+
+      nock('https://buildpack-registry.heroku.com')
+        .get('/buildpacks/hone%2Ftest')
+        .times(2)
+        .reply(200, buildpack)
+
+      const {stderr, stdout} = await runCommand(['buildpacks:add', 'hone/test', '-a', 'example'])
+
+      expect(stderr).to.equal('')
+      expect(stdout).to.equal(
+        `Buildpack added. Next release on example will use hone/test.
+Run git push heroku main to create a new release using this buildpack.
+`)
+    })
+
+    it('# with no buildpacks adds the buildpack URL', async function () {
+      Stubber.get(api)
+      Stubber.put(api, ['https://github.com/heroku/heroku-buildpack-ruby'])
+
+      const {stderr, stdout} = await runCommand(['buildpacks:add', 'https://github.com/heroku/heroku-buildpack-ruby', '-a', 'example'])
+
+      expect(stderr).to.equal('')
+      expect(stdout).to.equal(
+        `Buildpack added. Next release on example will use https://github.com/heroku/heroku-buildpack-ruby.
+Run git push heroku main to create a new release using this buildpack.
+`)
+    })
+
+    it('# with one existing buildpack adds a buildpack URL to the end of the list', async function () {
+      Stubber.get(api, ['https://github.com/heroku/heroku-buildpack-java'])
+      Stubber.put(api, [
+        'https://github.com/heroku/heroku-buildpack-java',
+        'https://github.com/heroku/heroku-buildpack-ruby',
+      ])
+
+      const {stderr, stdout} = await runCommand(['buildpacks:add', 'https://github.com/heroku/heroku-buildpack-ruby', '-a', 'example'])
+
+      expect(stderr).to.equal('')
+      expect(stdout).to.equal(
+        `Buildpack added. Next release on example will use:
+  1. https://github.com/heroku/heroku-buildpack-java
+  2. https://github.com/heroku/heroku-buildpack-ruby
+Run git push heroku main to create a new release using these buildpacks.
+`)
+    })
+
+    it('# with two existing buildpacks successfully adds a buildpack URL to the end of the list', async function () {
+      Stubber.get(api, [
+        'https://github.com/heroku/heroku-buildpack-java',
+        'https://github.com/heroku/heroku-buildpack-nodejs',
+      ])
+      Stubber.put(api, [
+        'https://github.com/heroku/heroku-buildpack-java',
+        'https://github.com/heroku/heroku-buildpack-nodejs',
+        'https://github.com/heroku/heroku-buildpack-ruby',
+      ])
+
+      const {stderr, stdout} = await runCommand(['buildpacks:add', 'https://github.com/heroku/heroku-buildpack-ruby', '-a', 'example'])
+
+      expect(stderr).to.equal('')
+      expect(stdout).to.equal(
+        `Buildpack added. Next release on example will use:
+  1. https://github.com/heroku/heroku-buildpack-java
+  2. https://github.com/heroku/heroku-buildpack-nodejs
+  3. https://github.com/heroku/heroku-buildpack-ruby
+Run git push heroku main to create a new release using these buildpacks.
+`)
+    })
+
+    it('# errors out when already exists', async function () {
+      Stubber.get(api, ['https://github.com/foobar/foobar'])
+
+      const {error} = await runCommand(['buildpacks:add', 'https://github.com/foobar/foobar', '-a', 'example'])
+
+      expect(error?.message).to.include('The buildpack https://github.com/foobar/foobar is already set on your app.')
+    })
+
+    it('# errors out on unmapped codon urls', async function () {
+      Stubber.get(api, ['https://codon-buildpacks.s3.amazonaws.com/buildpacks/heroku/jvm-common.tgz'])
+
+      const {error} = await runCommand(['buildpacks:add', 'https://codon-buildpacks.s3.amazonaws.com/buildpacks/heroku/jvm-common.tgz', '-a', 'example'])
+
+      expect(error?.message).to.include('The buildpack https://codon-buildpacks.s3.amazonaws.com/buildpacks/heroku/jvm-common.tgz is already set on your app.')
+    })
+
+    it('# errors out when already exists urn', async function () {
+      Stubber.get(api, [
+        {
+          name: 'heroku/ruby',
+          url: 'urn:buildpack:heroku/ruby',
+        },
+      ])
+
+      const buildpack = Fixture.buildpack({
+        blob_url: 'https://buildpack-registry.s3.amazonaws.com/buildpacks/heroku/ruby.tgz',
+        name: 'ruby',
+        namespace: 'heroku',
+      })
+
+      nock('https://buildpack-registry.heroku.com')
+        .get('/buildpacks/heroku%2Fruby')
+        .reply(200, buildpack)
+
+      const {error} = await runCommand(['buildpacks:add', 'heroku/ruby', '-a', 'example'])
+
+      expect(error?.message).to.include('The buildpack heroku/ruby is already set on your app.')
+    })
+  })
+
+  describe('-i INDEX URL', function () {
+    it('# with no buildpacks adds the buildpack URL with index', async function () {
+      Stubber.get(api)
+      Stubber.put(api, ['https://github.com/heroku/heroku-buildpack-ruby'])
+
+      const {stderr, stdout} = await runCommand(['buildpacks:add', 'https://github.com/heroku/heroku-buildpack-ruby', '-i', '1', '-a', 'example'])
+
+      expect(stderr).to.equal('')
+      expect(stdout).to.equal(
+        `Buildpack added. Next release on example will use https://github.com/heroku/heroku-buildpack-ruby.
+Run git push heroku main to create a new release using this buildpack.
+`)
+    })
+
+    it('# with one existing buildpack inserts a buildpack URL at index', async function () {
+      Stubber.get(api, ['https://github.com/heroku/heroku-buildpack-java'])
+      Stubber.put(api, [
+        'https://github.com/heroku/heroku-buildpack-ruby',
+        'https://github.com/heroku/heroku-buildpack-java',
+      ])
+
+      const {stderr, stdout} = await runCommand(['buildpacks:add', 'https://github.com/heroku/heroku-buildpack-ruby', '-i', '1', '-a', 'example'])
+
+      expect(stderr).to.equal('')
+      expect(stdout).to.equal(
+        `Buildpack added. Next release on example will use:
+  1. https://github.com/heroku/heroku-buildpack-ruby
+  2. https://github.com/heroku/heroku-buildpack-java
+Run git push heroku main to create a new release using these buildpacks.
+`)
+    })
+
+    it('# with two existing buildpacks successfully inserts a buildpack URL at index', async function () {
+      Stubber.get(api, [
+        'https://github.com/heroku/heroku-buildpack-java',
+        'https://github.com/heroku/heroku-buildpack-nodejs',
+      ])
+      Stubber.put(api, [
+        'https://github.com/heroku/heroku-buildpack-java',
+        'https://github.com/heroku/heroku-buildpack-ruby',
+        'https://github.com/heroku/heroku-buildpack-nodejs',
+      ])
+
+      const {stderr, stdout} = await runCommand(['buildpacks:add', 'https://github.com/heroku/heroku-buildpack-ruby', '-i', '2', '-a', 'example'])
+
+      expect(stderr).to.equal('')
+      expect(stdout).to.equal(
+        `Buildpack added. Next release on example will use:
+  1. https://github.com/heroku/heroku-buildpack-java
+  2. https://github.com/heroku/heroku-buildpack-ruby
+  3. https://github.com/heroku/heroku-buildpack-nodejs
+Run git push heroku main to create a new release using these buildpacks.
+`)
+    })
+
+    it('# returns an error message when i is not an integer', async function () {
+      const {error} = await runCommand(['buildpacks:add', 'https://github.com/heroku/heroku-buildpack-ruby', '-i', 'notinteger', '-a', 'example'])
+
+      expect(error?.message).to.include('Parsing --index \n\tExpected an integer but received: notinteger\nSee more help with --help')
+    })
+
+    it('# returns an error message when i < 0', async function () {
+      const {error} = await runCommand(['buildpacks:add', 'https://github.com/heroku/heroku-buildpack-ruby', '-i', '-1', '-a', 'example'])
+
+      expect(error?.message).to.include('Invalid index. Must be greater than 0.')
+    })
+
+    it('# returns an error message when i == 0', async function () {
+      const {error} = await runCommand(['buildpacks:add', 'https://github.com/heroku/heroku-buildpack-ruby', '-i', '0', '-a', 'example'])
+
+      expect(error?.message).to.include('Invalid index. Must be greater than 0.')
+    })
+  })
+})