Fail when `file_replace_content' misses arguments

lib/producer/core/actions/file_replace_content.rb

@@ -3,6 +3,7 @@ module Producer
     module Actions
       class FileReplaceContent < Action
         def setup
+          check_arguments_size! 3
           @path, @pattern, @replacement = arguments
         end
 

spec/producer/core/actions/file_replace_content_spec.rb

@@ -14,6 +14,16 @@ module Producer::Core
 
       before { allow(remote_fs).to receive(:file_read).with(path) { content } }
 
+      describe '#setup' do
+        context 'when content is missing' do
+          let(:replacement) { nil }
+
+          it 'raises ArgumentError' do
+            expect { action }.to raise_error ArgumentError
+          end
+        end
+      end
+
       describe '#apply' do
         it 'writes replaced content to file on remote filesystem' do
           expect(remote_fs)