Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
- `app/javascript/mastodon/actions/compose.js`:
  Not a “real” conflict, but change too close to a change we made to
  fix the vanilla WebUI locally pushing authored local-only toots in the
  public TL view.

spec/lib/activitypub/activity/block_spec.rb

@@ -28,6 +28,28 @@ RSpec.describe ActivityPub::Activity::Block do
     end
   end
 
+  context 'when the recipient is already blocked' do
+    before do
+      sender.block!(recipient, uri: 'old')
+    end
+
+    describe '#perform' do
+      subject { described_class.new(json, sender) }
+
+      before do
+        subject.perform
+      end
+
+      it 'creates a block from sender to recipient' do
+        expect(sender.blocking?(recipient)).to be true
+      end
+
+      it 'sets the uri to that of last received block activity' do
+        expect(sender.block_relationships.find_by(target_account: recipient).uri).to eq 'foo'
+      end
+    end
+  end
+
   context 'when the recipient follows the sender' do
     before do
       recipient.follow!(sender)

spec/lib/activitypub/activity/undo_spec.rb

@@ -50,6 +50,19 @@ RSpec.describe ActivityPub::Activity::Undo do
           expect(sender.reblogged?(status)).to be false
         end
       end
+
+      context 'with only object uri' do
+        let(:object_json) { 'bar' }
+
+        before do
+          Fabricate(:status, reblog: status, account: sender, uri: 'bar')
+        end
+
+        it 'deletes the reblog by uri' do
+          subject.perform
+          expect(sender.reblogged?(status)).to be false
+        end
+      end
     end
 
     context 'with Accept' do
@@ -91,13 +104,22 @@ RSpec.describe ActivityPub::Activity::Undo do
       end
 
       before do
-        sender.block!(recipient)
+        sender.block!(recipient, uri: 'bar')
       end
 
       it 'deletes block from sender to recipient' do
         subject.perform
         expect(sender.blocking?(recipient)).to be false
       end
+
+      context 'with only object uri' do
+        let(:object_json) { 'bar' }
+
+        it 'deletes block from sender to recipient' do
+          subject.perform
+          expect(sender.blocking?(recipient)).to be false
+        end
+      end
     end
 
     context 'with Follow' do
@@ -113,13 +135,22 @@ RSpec.describe ActivityPub::Activity::Undo do
       end
 
       before do
-        sender.follow!(recipient)
+        sender.follow!(recipient, uri: 'bar')
       end
 
       it 'deletes follow from sender to recipient' do
         subject.perform
         expect(sender.following?(recipient)).to be false
       end
+
+      context 'with only object uri' do
+        let(:object_json) { 'bar' }
+
+        it 'deletes follow from sender to recipient' do
+          subject.perform
+          expect(sender.following?(recipient)).to be false
+        end
+      end
     end
 
     context 'with Like' do

spec/lib/feed_manager_spec.rb

@@ -531,4 +531,29 @@ RSpec.describe FeedManager do
       expect(Redis.current).to have_received(:publish).with("timeline:#{receiver.id}", deletion)
     end
   end
+
+  describe '#clear_from_timeline' do
+    let(:account)          { Fabricate(:account) }
+    let(:followed_account) { Fabricate(:account) }
+    let(:target_account)   { Fabricate(:account) }
+    let(:status_1)         { Fabricate(:status, account: followed_account) }
+    let(:status_2)         { Fabricate(:status, account: target_account) }
+    let(:status_3)         { Fabricate(:status, account: followed_account, mentions: [Fabricate(:mention, account: target_account)]) }
+    let(:status_4)         { Fabricate(:status, mentions: [Fabricate(:mention, account: target_account)]) }
+    let(:status_5)         { Fabricate(:status, account: followed_account, reblog: status_4) }
+    let(:status_6)         { Fabricate(:status, account: followed_account, reblog: status_2) }
+    let(:status_7)         { Fabricate(:status, account: followed_account) }
+
+    before do
+      [status_1, status_3, status_5, status_6, status_7].each do |status|
+        Redis.current.zadd("feed:home:#{account.id}", status.id, status.id)
+      end
+    end
+
+    it 'correctly cleans the timeline' do
+      FeedManager.instance.clear_from_timeline(account, target_account)
+
+      expect(Redis.current.zrange("feed:home:#{account.id}", 0, -1)).to eq [status_1.id.to_s, status_7.id.to_s]
+    end
+  end
 end