Add Language model and LanguageController

spec/requests/language_spec.rb

@@ -0,0 +1,106 @@
+require 'rails_helper'
+
+RSpec.describe "Languages", type: :request do
+
+  describe "GET :index" do
+    it "returns http success" do
+      get "/languages/"
+      expect(response).to have_http_status(:success)
+    end
+
+    it "lists all languages" do
+      language = FactoryBot.create(:language)
+      get "/languages/"
+      expect(response.body).to include(language.name)
+    end
+
+    it "has a new-language link" do
+      get "/languages/"
+      expect(response.body).to have_selector(%(a[href="#{new_language_path}"]))
+    end
+
+    it "has an edit button" do
+      language = FactoryBot.create(:language)
+      get "/languages/"
+      expect(response.body).to have_link("Edit")
+    end
+
+    it "has a delete button" do
+      language = FactoryBot.create(:language)
+      get "/languages/"
+      expect(response.body).to have_link("Delete")
+    end
+  end
+
+  describe "GET :new" do
+    it "returns http success" do
+      get "/languages/new"
+      expect(response).to have_http_status(:success)
+    end
+
+    it "has a form for a new language" do
+      get "/languages/new"
+      expect(response.body).to have_selector(%(input[name="language[name]"]))
+    end
+  end
+
+  describe "POST :create" do
+    it "redirect to languages_path on success" do
+      post "/languages", params: { language: { name: "Test Name" } }
+      expect(response).to redirect_to(languages_path)
+    end
+
+    it "creates a new language" do
+      post "/languages", params: { language: { name: "Test Name" } }
+      expect(Language.count).to eq(1)
+    end
+
+    it "requires a name for a new language" do
+      post "/languages", params: { language: { name: nil } }
+      expect(response).to have_http_status(:unprocessable_entity)
+    end
+  end
+
+  describe "GET :edit" do
+    before :each do
+      @language = FactoryBot.create(:language)
+      get "/languages/#{@language.id}/edit"
+    end
+
+    it "returns http success" do
+      expect(response).to have_http_status(:success)
+    end
+
+    it "has a form to edit language" do
+      expect(response.body).to have_selector(%(input[name="language[name]"]))
+    end
+  end
+
+  describe "PATCH :update" do
+    before :each do
+      @language = FactoryBot.create(:language)
+      @params = { language: { name: "Test Name Update" } }
+    end
+
+    it "updates a language" do
+      patch "/languages/#{@language.id}", params: @params
+      expect(response).to redirect_to(languages_path)
+    end
+
+    it "requires params to update a language" do
+      @params = { language: { name: nil, invalid: "oh no" } }
+      patch "/languages/#{@language.id}", params: @params
+      expect(response).to have_http_status(:unprocessable_entity)
+    end
+
+  end
+
+  describe "DELETE :destroy" do
+    it "deletes a language" do
+      language = FactoryBot.create(:language)
+      language2 = FactoryBot.create(:language)
+      delete "/languages/#{language.id}"
+      expect(Language.all).to eq([language2])
+    end
+  end
+end

spec/requests/root_spec.rb

@@ -27,6 +27,12 @@ RSpec.describe "Root path", type: :request do
       expect(response.body).to include("Sign Out")
     end
 
+    it "should have the 'Languages' link" do
+      sign_in FactoryBot.create(:user)
+      get root_path
+      expect(response.body).to have_selector(%(a[href="#{languages_path}"]))
+    end
+
     it "should welcome user by username" do
       user = FactoryBot.create(:user)
       sign_in user

spec/requests/words_spec.rb

@@ -1,11 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe "Words", type: :request do
-  describe "GET /index" do
-
-    it "renders the index template" do
-      get "/words"
-      expect(response).to render_template(:index)
-    end
-  end
-end