Remove controllers spec already tested elsewhere

spec/integration/api/api_sign_in_spec.rb

@@ -1,5 +1,7 @@
 describe 'API sign in' do
-  let(:user)  { FactoryGirl.create(:user) }
+  include AcceptanceHelpers
+
+  let(:user) { create :user }
 
   def do_create
     post api_sessions_path, format: :json, session: {
@@ -11,17 +13,20 @@ describe 'API sign in' do
   it 'signs the user in with valid credentials' do
     do_create
 
-    expect(response).to be_success
-    expect(JSON response.body).to include 'id'
+    expect(json).to eq({
+      id: user.id
+    })
   end
 
   [:email, :password].each do |attr|
-    it "rejects authentication with invalid credentials (#{attr})" do
-      allow(user).to receive(attr).and_return(user.send(attr) + '_INVALID')
-      do_create
+    context "with invalid #{attr}" do
+      it 'rejects authentication' do
+        allow(user).to receive(attr).and_return(user.send(attr) + '_INVALID')
+        do_create
 
-      expect(response).to be_not_found
-      expect(response.body).to be_empty
+        expect(response).to be_not_found
+        expect(response.body).to be_empty
+      end
     end
   end
 end

spec/integration/api/playlists_spec.rb

@@ -3,16 +3,27 @@ describe 'API playlists' do
 
   before { api_sign_in }
 
-  it 'creates playlist' do
-    playlist = FactoryGirl.attributes_for :playlist
+  it 'lists playlists' do
+    playlist = create :playlist
+    get api_playlists_path, format: json
 
-    post_via_redirect api_playlists_path,
+    expect(json).to match [
+      a_hash_including(
+        id:   an_instance_of(Fixnum),
+        name: playlist[:name]
+      )
+    ]
+  end
+
+  it 'creates playlist' do
+    playlist = attributes_for :playlist
+    post api_playlists_path,
       format: :json,
       playlist: playlist
 
-    json = JSON response.body
-
-    expect(json['id']).to be_a Fixnum
-    expect(json['name']).to eq playlist[:name]
+    expect(json).to match(
+      id:   an_instance_of(Fixnum),
+      name: playlist[:name]
+    )
   end
 end

spec/integration/api/tracks_spec.rb

@@ -4,21 +4,20 @@ describe 'API tracks' do
   before { api_sign_in }
 
   it 'lists tracks' do
-    track_1 = FactoryGirl.create(:track_with_sound, name: 'Track 1')
-    track_2 = FactoryGirl.create(:track, name: 'Track 2')
-
+    track_1 = create :track_with_sound, name: 'Track 1'
+    track_2 = create :track, name: 'Track 2'
     get api_tracks_path, format: :json
 
-    expect(response.body).to eq [
+    expect(json).to eq [
       {
-        id: track_1.id,
-        name: 'Track 1',
-        sound_url: api_sound_url(track_1.sound)
+        id:         track_1.id,
+        name:       'Track 1',
+        sound_url:  api_sound_url(track_1.sound)
       },
       {
-        id: track_2.id,
-        name: 'Track 2'
+        id:         track_2.id,
+        name:       'Track 2'
       }
-    ].to_json
+    ]
   end
 end