Add and apply RSpec/FilePath rubocop rule

This way we make sure editors which support navigating between one class
and its test file can find the alternative files.

spec/controllers/remote_translations_controller_spec.rb

@@ -0,0 +1,45 @@
+require "rails_helper"
+
+describe RemoteTranslationsController, :remote_translations do
+  describe "POST create", :delay_jobs do
+    let(:debate) { create(:debate) }
+
+    let(:remote_translations_params) do
+      [{ remote_translatable_id: debate.id.to_s,
+         remote_translatable_type: debate.class.to_s,
+         locale: :es }].to_json
+    end
+
+    before do
+      request.env["HTTP_REFERER"] = "any_path"
+    end
+
+    it "create correctly remote translation" do
+      post :create, params: { remote_translations: remote_translations_params }
+
+      expect(RemoteTranslation.count).to eq(1)
+    end
+
+    it "create remote translation when same remote translation with error_message is enqueued" do
+      create(:remote_translation, remote_translatable: debate, locale: :es, error_message: "Has errors")
+
+      post :create, params: { remote_translations: remote_translations_params }
+
+      expect(RemoteTranslation.count).to eq(2)
+    end
+
+    it "not create remote translation when same remote translation is enqueued" do
+      create(:remote_translation, remote_translatable: debate, locale: :es)
+
+      post :create, params: { remote_translations: remote_translations_params }
+
+      expect(RemoteTranslation.count).to eq(1)
+    end
+
+    it "redirect_to request referer after create" do
+      post :create, params: { remote_translations: remote_translations_params }
+
+      expect(subject).to redirect_to("any_path")
+    end
+  end
+end