Product Import basic specs

spec/features/admin/product_import_spec.rb

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+require 'spec_helper'
+require 'open_food_network/permissions'
+
+feature "Product Import", js: true do
+  include AuthenticationWorkflow
+  include WebHelper
+
+  let!(:admin) { create(:admin_user) }
+  let!(:user) { create_enterprise_user }
+  let!(:enterprise) { create(:enterprise, owner: user, name: "Test Enterprise") }
+  let!(:category) { create(:taxon, name: 'Vegetables') }
+  let(:permissions) { OpenFoodNetwork::Permissions.new(user) }
+
+  describe "product import" do
+    before { quick_login_as_admin }
+    after { File.delete('/tmp/test.csv') }
+
+    it "validates entries and saves them if they are all valid" do
+      csv_data = CSV.generate do |csv|
+        csv << ["name", "supplier", "category", "on_hand", "price", "unit_value", "variant_unit", "variant_unit_scale"]
+        csv << ["Carrots", "Test Enterprise", "Vegetables", "5", "3.20", "500", "weight", "1"]
+        csv << ["Potatoes", "Test Enterprise", "Vegetables", "6", "6.50", "1000", "weight", "1000"]
+      end
+      File.write('/tmp/test.csv', csv_data)
+
+      visit main_app.admin_product_import_path
+
+      expect(page).to have_content "Select a spreadsheet to upload"
+      attach_file('file', '/tmp/test.csv')
+      click_button('Import')
+
+      expect(page).to have_content("Valid entries found: 2")
+      expect(page).to have_content("Invalid entries found: 0")
+      click_button('Save')
+
+      expect(page).to have_content("Products created: 2")
+
+      potatoes = Spree::Product.find_by_name('Potatoes')
+      potatoes.supplier.should == enterprise
+      potatoes.on_hand.should == 6
+      potatoes.price.should == 6.50
+    end
+
+    it "displays info about invalid entries but still allows saving of valid entries" do
+      csv_data = CSV.generate do |csv|
+        csv << ["name", "supplier", "category", "on_hand", "price", "unit_value", "variant_unit", "variant_unit_scale"]
+        csv << ["Good Carrots", "Test Enterprise", "Vegetables", "5", "3.20", "500", "weight", "1"]
+        csv << ["Bad Potatoes", "", "Vegetables", "6", "6.50", "1000", "", "1000"]
+      end
+      File.write('/tmp/test.csv', csv_data)
+
+      visit main_app.admin_product_import_path
+
+      expect(page).to have_content "Select a spreadsheet to upload"
+      attach_file('file', '/tmp/test.csv')
+      click_button('Import')
+
+      expect(page).to have_content("Valid entries found: 1")
+      expect(page).to have_content("Invalid entries found: 1")
+      expect(page).to have_content("errors")
+
+      click_button('Save')
+
+      expect(page).to have_content("Products created: 1")
+
+      Spree::Product.find_by_name('Bad Potatoes').should == nil
+      carrots = Spree::Product.find_by_name('Good Carrots')
+      carrots.supplier.should == enterprise
+      carrots.on_hand.should == 5
+      carrots.price.should == 3.20
+    end
+
+    it "displays info about invalid entries but no save button if all invalid" do
+      csv_data = CSV.generate do |csv|
+        csv << ["name", "supplier", "category", "on_hand", "price", "unit_value", "variant_unit", "variant_unit_scale"]
+        csv << ["Bad Carrots", "Unkown Enterprise", "Mouldy vegetables", "666", "3.20", "", "weight", ""]
+        csv << ["Bad Potatoes", "", "Vegetables", "6", "6", "6", "", "1000"]
+      end
+      File.write('/tmp/test.csv', csv_data)
+
+      visit main_app.admin_product_import_path
+
+      expect(page).to have_content "Select a spreadsheet to upload"
+      attach_file('file', '/tmp/test.csv')
+      click_button('Import')
+
+      expect(page).to have_content("Valid entries found: 0")
+      expect(page).to have_content("Invalid entries found: 2")
+      expect(page).to have_content("errors")
+
+      expect(page).to_not have_selector('input[type=submit]', text: "Save")
+    end
+  end
+
+  # Test enterprise permissions with non-admin user
+end

spec/models/product_importer_spec.rb

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+require 'spec_helper'
+require 'open_food_network/permissions'
+
+describe ProductImporter do
+  include AuthenticationWorkflow
+
+  let!(:admin) { create(:admin_user) }
+  let!(:user) { create_enterprise_user }
+  let!(:enterprise) { create(:enterprise, owner: user, name: "Test Enterprise") }
+  let!(:category) { create(:taxon, name: 'Vegetables') }
+  let(:permissions) { OpenFoodNetwork::Permissions.new(user) }
+
+  describe "importing products from a spreadsheet" do
+    after { File.delete('/tmp/test-m.csv') }
+
+    it "validates the entries" do
+      csv_data = CSV.generate do |csv|
+        csv << ["name", "supplier", "category", "on_hand", "price", "unit_value", "variant_unit", "variant_unit_scale"]
+        csv << ["Carrots", "Test Enterprise", "Vegetables", "5", "3.20", "500", "weight", "1"]
+        csv << ["Potatoes", "Test Enterprise", "Vegetables", "6", "6.50", "1000", "weight", "1000"]
+      end
+      File.write('/tmp/test-m.csv', csv_data)
+      file = File.new('/tmp/test-m.csv')
+
+      importer = ProductImporter.new(file, permissions.editable_enterprises)
+
+      expect(importer.valid_count).to eq(2)
+      expect(importer.invalid_count).to eq(0)
+    end
+  end
+
+  # Test handling of filetypes
+end