Adding more unit tests. Fixing Salmon slaps XML

spec/services/block_service_spec.rb

@@ -1,5 +1,39 @@
 require 'rails_helper'
 
 RSpec.describe BlockService do
+  let(:sender) { Fabricate(:account, username: 'alice') }
+
   subject { BlockService.new }
+
+  describe 'local' do
+    let(:bob) { Fabricate(:user, email: 'bob@example.com', account: Fabricate(:account, username: 'bob')).account }
+
+    before do
+      subject.call(sender, bob)
+    end
+
+    it 'creates a blocking relation' do
+      expect(sender.blocking?(bob)).to be true
+    end
+  end
+
+  describe 'remote' do
+    let(:bob) { Fabricate(:user, email: 'bob@example.com', account: Fabricate(:account, username: 'bob', domain: 'example.com', salmon_url: 'http://salmon.example.com')).account }
+
+    before do
+      stub_request(:post, "http://salmon.example.com/").to_return(:status => 200, :body => "", :headers => {})
+      subject.call(sender, bob)
+    end
+
+    it 'creates a blocking relation' do
+      expect(sender.blocking?(bob)).to be true
+    end
+
+    it 'sends a block salmon slap' do
+      expect(a_request(:post, "http://salmon.example.com/").with { |req|
+        xml = OStatus2::Salmon.new.unpack(req.body)
+        xml.match(TagManager::VERBS[:block])
+      }).to have_been_made.once
+    end
+  end
 end