Fix subscriptions:clear task, refactor feeds, refactor streamable activites

and atom feed generation to some extent, as well as the way mentions are
stored

spec/helpers/application_helper_spec.rb

@@ -30,6 +30,29 @@ RSpec.describe ApplicationHelper, type: :helper do
   end
 
   describe '#linkify' do
-    pending
+    let(:alice) { Fabricate(:account, username: 'alice') }
+    let(:bob) { Fabricate(:account, username: 'bob', domain: 'example.com', url: 'http://example.com/bob') }
+
+    it 'turns mention of remote user into link' do
+      status = Fabricate(:status, text: 'Hello @bob@example.com', account: bob)
+      status.mentions.create(account: bob)
+      expect(helper.linkify(status)).to match('<a href="http://example.com/bob" class="mention">@<span>bob@example.com</span></a>')
+    end
+
+    it 'turns mention of local user into link' do
+      status = Fabricate(:status, text: 'Hello @alice', account: bob)
+      status.mentions.create(account: alice)
+      expect(helper.linkify(status)).to match('<a href="http://test.host/users/alice" class="mention">@<span>alice</span></a>')
+    end
+  end
+
+  describe '#account_from_mentions' do
+    let(:bob) { Fabricate(:account, username: 'bob', domain: 'example.com') }
+    let(:status) { Fabricate(:status, text: 'Hello @bob@example.com', account: bob) }
+    let(:mentions) { [Mention.create(status: status, account: bob)] }
+
+    it 'returns account' do
+      expect(helper.account_from_mentions('bob@example.com', mentions)).to eq bob
+    end
   end
 end

spec/models/account_spec.rb

@@ -96,18 +96,6 @@ RSpec.describe Account, type: :model do
     end
   end
 
-  describe '#title' do
-    it 'is the same as the username' do
-      expect(subject.title).to eql subject.username
-    end
-  end
-
-  describe '#content' do
-    it 'is the same as the note' do
-      expect(subject.content).to eql subject.note
-    end
-  end
-
   describe '#ping!' do
     pending
   end

spec/models/favourite_spec.rb

@@ -42,12 +42,6 @@ RSpec.describe Favourite, type: :model do
     end
   end
 
-  describe '#mentions' do
-    it 'is always empty' do
-      expect(subject.mentions).to be_empty
-    end
-  end
-
   describe '#thread' do
     it 'equals the target' do
       expect(subject.thread).to eq subject.target

spec/models/follow_spec.rb

@@ -35,10 +35,4 @@ RSpec.describe Follow, type: :model do
       expect(subject.target).to eq bob
     end
   end
-
-  describe '#mentions' do
-    it 'is empty' do
-      expect(subject.mentions).to be_empty
-    end
-  end
 end

spec/models/status_spec.rb

@@ -40,31 +40,6 @@ RSpec.describe Status, type: :model do
     end
   end
 
-  describe '#mentions' do
-    before do
-      bob # make sure the account exists
-    end
-
-    it 'is empty if the status is self-contained and does not mention anyone' do
-      expect(subject.mentions).to be_empty
-    end
-
-    it 'returns mentioned accounts' do
-      subject.mentioned_accounts.create!(account: bob)
-      expect(subject.mentions).to include bob
-    end
-
-    it 'returns account of the replied-to status' do
-      subject.thread = other
-      expect(subject.mentions).to include bob
-    end
-
-    it 'returns the account of the shared status' do
-      subject.reblog = other
-      expect(subject.mentions).to include bob
-    end
-  end
-
   describe '#verb' do
     it 'is always post' do
       expect(subject.verb).to be :post