Test: /api/v1/circles、/api/v1/circles/:id/accountsのテストを更新 (#130)

* Test: `/api/v1/circles`のテストを更新

* Add: `/api/v1/circles/accounts`のテストも追加

spec/requests/api/v1/circles_spec.rb

@@ -0,0 +1,193 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe 'Circles' do
+  let(:user)    { Fabricate(:user) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: scopes) }
+  let(:scopes)  { 'read:lists write:lists' }
+  let(:headers) { { 'Authorization' => "Bearer #{token.token}" } }
+
+  describe 'GET /api/v1/circles' do
+    subject do
+      get '/api/v1/circles', headers: headers
+    end
+
+    let!(:circles) do
+      [
+        Fabricate(:circle, account: user.account, title: 'first circle'),
+        Fabricate(:circle, account: user.account, title: 'second circle'),
+        Fabricate(:circle, account: user.account, title: 'third circle'),
+        Fabricate(:circle, account: user.account, title: 'fourth circle'),
+      ]
+    end
+
+    let(:expected_response) do
+      circles.map do |circle|
+        {
+          id: circle.id.to_s,
+          title: circle.title,
+        }
+      end
+    end
+
+    before do
+      Fabricate(:circle)
+    end
+
+    it_behaves_like 'forbidden for wrong scope', 'write write:lists'
+
+    it 'returns the expected circles', :aggregate_failures do
+      subject
+
+      expect(response).to have_http_status(200)
+      expect(body_as_json).to match_array(expected_response)
+    end
+  end
+
+  describe 'GET /api/v1/circles/:id' do
+    subject do
+      get "/api/v1/circles/#{circle.id}", headers: headers
+    end
+
+    let(:circle) { Fabricate(:circle, account: user.account) }
+
+    it_behaves_like 'forbidden for wrong scope', 'write write:lists'
+
+    it 'returns the requested circle correctly', :aggregate_failures do
+      subject
+
+      expect(response).to have_http_status(200)
+      expect(body_as_json).to eq({
+        id: circle.id.to_s,
+        title: circle.title,
+      })
+    end
+
+    context 'when the circle belongs to a different user' do
+      let(:circle) { Fabricate(:circle) }
+
+      it 'returns http not found' do
+        subject
+
+        expect(response).to have_http_status(404)
+      end
+    end
+
+    context 'when the circle does not exist' do
+      it 'returns http not found' do
+        get '/api/v1/circles/-1', headers: headers
+
+        expect(response).to have_http_status(404)
+      end
+    end
+  end
+
+  describe 'POST /api/v1/circles' do
+    subject do
+      post '/api/v1/circles', headers: headers, params: params
+    end
+
+    let(:params) { { title: 'my circle' } }
+
+    it_behaves_like 'forbidden for wrong scope', 'read read:lists'
+
+    it 'returns the new circle', :aggregate_failures do
+      subject
+
+      expect(response).to have_http_status(200)
+      expect(body_as_json).to match(a_hash_including(title: 'my circle'))
+      expect(Circle.where(account: user.account).count).to eq(1)
+    end
+
+    context 'when a title is not given' do
+      let(:params) { { title: '' } }
+
+      it 'returns http unprocessable entity' do
+        subject
+
+        expect(response).to have_http_status(422)
+      end
+    end
+  end
+
+  describe 'PUT /api/v1/circles/:id' do
+    subject do
+      put "/api/v1/circles/#{circle.id}", headers: headers, params: params
+    end
+
+    let(:circle)   { Fabricate(:circle, account: user.account, title: 'my circle') }
+    let(:params) { { title: 'circle' } }
+
+    it_behaves_like 'forbidden for wrong scope', 'read read:lists'
+
+    it 'returns the updated circle', :aggregate_failures do
+      subject
+
+      expect(response).to have_http_status(200)
+      circle.reload
+
+      expect(body_as_json).to eq({
+        id: circle.id.to_s,
+        title: circle.title,
+      })
+    end
+
+    it 'updates the circle title' do
+      expect { subject }.to change { circle.reload.title }.from('my circle').to('circle')
+    end
+
+    context 'when the circle does not exist' do
+      it 'returns http not found' do
+        put '/api/v1/circles/-1', headers: headers, params: params
+
+        expect(response).to have_http_status(404)
+      end
+    end
+
+    context 'when the circle belongs to another user' do
+      let(:circle) { Fabricate(:circle) }
+
+      it 'returns http not found' do
+        subject
+
+        expect(response).to have_http_status(404)
+      end
+    end
+  end
+
+  describe 'DELETE /api/v1/circles/:id' do
+    subject do
+      delete "/api/v1/circles/#{circle.id}", headers: headers
+    end
+
+    let(:circle) { Fabricate(:circle, account: user.account) }
+
+    it_behaves_like 'forbidden for wrong scope', 'read read:lists'
+
+    it 'deletes the circle', :aggregate_failures do
+      subject
+
+      expect(response).to have_http_status(200)
+      expect(Circle.where(id: circle.id)).to_not exist
+    end
+
+    context 'when the circle does not exist' do
+      it 'returns http not found' do
+        delete '/api/v1/circles/-1', headers: headers
+
+        expect(response).to have_http_status(404)
+      end
+    end
+
+    context 'when the circle belongs to another user' do
+      let(:circle) { Fabricate(:circle) }
+
+      it 'returns http not found' do
+        subject
+
+        expect(response).to have_http_status(404)
+      end
+    end
+  end
+end