add tests for vacancies controller

spec/rails_helper.rb

@@ -15,6 +15,7 @@
   config.filter_rails_from_backtrace!
 
   config.include FactoryBot::Syntax::Methods
+  config.include Devise::Test::IntegrationHelpers, type: :request
   config.before(:suite) do
     DatabaseCleaner.clean_with(:truncation)
   end

spec/requests/vacancies_spec.rb

@@ -1,5 +1,74 @@
 require "rails_helper"
 
 RSpec.describe "Vacancies", type: :request do
-  pending "add some examples to (or delete) #{__FILE__}"
+  let(:user)    { build(:user) }
+  let(:vacancy) { build(:vacancy) }
+
+  describe "#index" do
+    it "returns http status success" do
+      get vacancies_path
+      expect(response).to have_http_status(:success)
+    end
+  end
+
+  describe "#new" do
+    before { sign_in user }
+
+    it "returns http status success" do
+      get new_vacancy_path
+      expect(response).to have_http_status(:success)
+    end
+  end
+
+  describe "#create" do
+    before { sign_in user }
+
+    context "when valid params" do
+      let(:create_vacancy) { post vacancies_path, params: { vacancy: vacancy.attributes } }
+
+      it "returns http status success" do
+        create_vacancy
+        expect(response).to have_http_status(:redirect)
+      end
+
+      it { expect { create_vacancy }.to change(Vacancy, :count).by(1) }
+    end
+  end
+
+  describe "#edit" do
+    let(:vacancy) { create(:vacancy) }
+
+    before { sign_in vacancy.user }
+
+    it "returns http status success" do
+      get edit_vacancy_path(vacancy)
+      expect(response).to have_http_status(:success)
+    end
+  end
+
+  describe "#update" do
+    let(:vacancy) { create(:vacancy) }
+
+    before { sign_in vacancy.user }
+
+    it "retuns http_status success" do
+      patch vacancy_path(vacancy), params: { vacancy: vacancy.attributes }
+      expect(response).to redirect_to(vacancy_path(vacancy))
+    end
+  end
+
+  describe "#destroy" do
+    let(:vacancy) { create(:vacancy) }
+
+    before { sign_in vacancy.user }
+
+    it "destroy vacancy record" do
+      expect { delete vacancy_path(vacancy) }.to change(Vacancy, :count).by(-1)
+    end
+
+    it "redirects to the vacancies list" do
+      delete vacancy_path(vacancy)
+      expect(response).to redirect_to(vacancies_path)
+    end
+  end
 end