不要なテスト項目を削除し、タスク実行時にエラーが出るかどうかのみチェック

Author: yasulab

spec/lib/tasks/podcasts_spec.rb

@@ -14,95 +14,18 @@
   end
 
   describe 'podcasts:upsert' do
-    before :each do
-      Podcast.destroy_all
-      @episode = create(:podcast,
-                 title:     '999 - podcast 999',
-                 duration:  '00:16:40',
-                 permalink: 'podcast-999',
-                 enclosure_url:  'https://aaa.bbb/title.mp3',
-)
-    end
-
     let(:task) { 'podcasts:upsert' }
 
-    it 'successfuly fetch from RSS (mock)' do
-      # RSSのモック
-      rss_content = <<~RSS
-        <?xml version="1.0" encoding="UTF-8"?>
-        <rss version="2.0">
-          <channel>
-            <item>
-              <title>001 - 日本の CoderDojo の成り立ち</title>
-              <description>jishihaの説明文</description>
-              <link>https://anchor.fm/coderdojo-japan/episodes/001----CoderDojo-euhits</link>
-              <pubDate>Sat, 25 Mar 2017 00:00:00 GMT</pubDate>
-              <enclosure url="https://example.com/podcast.mp3" length="22887860" type="audio/mpeg"/>
-              <itunes:duration>2857</itunes:duration>
-            </item>
-          </channel>
-        </rss>
-      RSS
-
-      # RSS::Parserのモック
-      rss_parser = instance_double(RSS::Rss)
-      rss_item = instance_double(RSS::Rss::Channel::Item)
-      allow(rss_item).to receive(:title).and_return('001 - 日本の CoderDojo の成り立ち')
-      allow(rss_item).to receive(:description).and_return('jishihaの説明文')
-      allow(rss_item).to receive(:link).and_return('https://anchor.fm/coderdojo-japan/episodes/001----CoderDojo-euhits')
-      allow(rss_item).to receive(:pubDate).and_return(Time.parse('2017-03-25'))
-      allow(rss_item).to receive(:enclosure).and_return(
-        instance_double(RSS::Rss::Channel::Item::Enclosure, url: 'https://example.com/podcast.mp3', length: 22887860)
-      )
-      allow(rss_item).to receive(:itunes_duration).and_return(double(content: '2857', to_s: '2857'))
-      allow(rss_parser).to receive(:items).and_return([rss_item])
-      allow(RSS::Parser).to receive(:parse).and_return(rss_parser)
-
-      # before
-      expect(Podcast.count).to eq(1)
-      before_ids = Podcast.ids
-
-      # exec
-      expect(@rake[task].invoke).to be_truthy
-
-      # after
-      expect(Podcast.count).not_to eq(1)
-      new_records = Podcast.where.not(id: before_ids)
-      expect(new_records.count).to eq(1)
-      first_track = new_records.first
-
-      expect(first_track.title).to          eq('001 - 日本の CoderDojo の成り立ち')
-      expect(first_track.description).to    start_with('jishiha')
-      expect(first_track.content_size).to   eq(22887860)
-      expect(first_track.duration).to       eq('2857')
-      expect(first_track.permalink).to      eq('001----CoderDojo-euhits')
-      expect(first_track.permalink_url).to  eq('https://anchor.fm/coderdojo-japan/episodes/001----CoderDojo-euhits')
-      expect(first_track.published_date).to eq('2017-03-25'.to_date)
+    before :each do
+      Podcast.destroy_all
     end
 
-    it 'failed to fetch from Anchor.fm RSS' do
-      allow_any_instance_of(Podcast).to receive(:id).and_return(
-        [
-          { 'id'            => 123456001,
-            'title'         => 'podcast title 001',
-            'description'   => '説明 001',
-            'content_size'  => 124542711,
-            'duration'      => 5189815,
-            'user_id'       => 123456789,
-            'permalink'     => 'podcast-001',
-            'permalink_url' => 'https://anchor.fm/coderdojo-japan/999-title',
-            'created_at'    => '2019/01/23 01:00:00 +0000' }
-        ]
-      )
-
-      # before
-      expect(Podcast.count).to eq(1)
-      before_ids = Podcast.ids
+    it '既存のanchorfm_sample.rssでRakeタスクがエラーなく動作し、エピソードが複数登録される' do
+      expect { Rake::Task['podcasts:upsert'].reenable; Rake::Task['podcasts:upsert'].invoke }
+        .not_to raise_error
 
-      # after
-      expect(Podcast.count).to eq(1)
-      new_records = Podcast.where.not(id: before_ids)
-      expect(new_records.count).to eq(0)
+      expect(Podcast.count).to be > 0
+      expect(Podcast.pluck(:title)).to include('001 - 日本の CoderDojo の成り立ち')
     end
   end
 end