creation of categories ready

test/controllers/categories_controller_test.rb

@@ -0,0 +1,49 @@
+require 'test_helper'
+
+class CategoriesControllerTest < ActionController::TestCase
+  setup do
+    @category = categories(:one)
+  end
+
+  test "should get index" do
+    get :index
+    assert_response :success
+    assert_not_nil assigns(:categories)
+  end
+
+  test "should get new" do
+    get :new
+    assert_response :success
+  end
+
+  test "should create category" do
+    assert_difference('Category.count') do
+      post :create, category: { name: @category.name }
+    end
+
+    assert_redirected_to category_path(assigns(:category))
+  end
+
+  test "should show category" do
+    get :show, id: @category
+    assert_response :success
+  end
+
+  test "should get edit" do
+    get :edit, id: @category
+    assert_response :success
+  end
+
+  test "should update category" do
+    patch :update, id: @category, category: { name: @category.name }
+    assert_redirected_to category_path(assigns(:category))
+  end
+
+  test "should destroy category" do
+    assert_difference('Category.count', -1) do
+      delete :destroy, id: @category
+    end
+
+    assert_redirected_to categories_path
+  end
+end