Merge remote-tracking branch 'origin/master' into merge-upstream

Conflicts:
 	README.md
 	app/controllers/follower_accounts_controller.rb
 	app/controllers/following_accounts_controller.rb
 	app/serializers/rest/instance_serializer.rb
 	app/views/stream_entries/_simple_status.html.haml
 	config/locales/simple_form.ja.yml

spec/lib/activitypub/activity/flag_spec.rb

@@ -0,0 +1,37 @@
+require 'rails_helper'
+
+RSpec.describe ActivityPub::Activity::Flag do
+  let(:sender)  { Fabricate(:account, domain: 'example.com') }
+  let(:flagged) { Fabricate(:account) }
+  let(:status)  { Fabricate(:status, account: flagged, uri: 'foobar') }
+
+  let(:json) do
+    {
+      '@context': 'https://www.w3.org/ns/activitystreams',
+      id: nil,
+      type: 'Flag',
+      content: 'Boo!!',
+      actor: ActivityPub::TagManager.instance.uri_for(sender),
+      object: [
+        ActivityPub::TagManager.instance.uri_for(flagged),
+        ActivityPub::TagManager.instance.uri_for(status),
+      ],
+    }.with_indifferent_access
+  end
+
+  describe '#perform' do
+    subject { described_class.new(json, sender) }
+
+    before do
+      subject.perform
+    end
+
+    it 'creates a report' do
+      report = Report.find_by(account: sender, target_account: flagged)
+
+      expect(report).to_not be_nil
+      expect(report.comment).to eq 'Boo!!'
+      expect(report.status_ids).to eq [status.id]
+    end
+  end
+end

spec/lib/request_spec.rb

@@ -38,17 +38,32 @@ describe Request do
   end
 
   describe '#perform' do
-    before do
-      stub_request(:get, 'http://example.com')
-      subject.perform
+    context 'with valid host' do
+      before do
+        stub_request(:get, 'http://example.com')
+        subject.perform
+      end
+
+      it 'executes a HTTP request' do
+        expect(a_request(:get, 'http://example.com')).to have_been_made.once
+      end
+
+      it 'sets headers' do
+        expect(a_request(:get, 'http://example.com').with(headers: subject.headers)).to have_been_made
+      end
     end
 
-    it 'executes a HTTP request' do
-      expect(a_request(:get, 'http://example.com')).to have_been_made.once
-    end
+    context 'with private host' do
+      around do |example|
+        WebMock.disable!
+        example.run
+        WebMock.enable!
+      end
 
-    it 'sets headers' do
-      expect(a_request(:get, 'http://example.com').with(headers: subject.headers)).to have_been_made
+      it 'raises Mastodon::ValidationError' do
+        allow(IPSocket).to receive(:getaddress).with('example.com').and_return('0.0.0.0')
+        expect{ subject.perform }.to raise_error Mastodon::ValidationError
+      end
     end
   end
 end