Add more tests for Bots

spec/features/bots/add_bot_players_spec.rb

@@ -3,17 +3,31 @@
 #   I want to add a bot to a table
 #   So I can play against the computer
 feature 'Add bot', type: :feature do
+    before(:each) do
+      @table = FactoryGirl.create :table
+      visit table_path @table
+    end
   # Scenario: User can add a bot if there is room at the table
   #   Given I can edit the table
   #   When I see the table with an empty seat
   #   Then I see a button to add a bot
   scenario 'visitor can add a bot if the seat is empty' do
-    @table = FactoryGirl.create :table
-    visit table_path @table
     @button = page.find_button('+ Bot', match: :first).click
     expect(page).to have_content "BotPlayer"
   end
 
+  scenario 'visitor can not add a bot if the seat is occupied by bot' do
+    @button = page.find_button('+ Bot', match: :first).click
+    @button = page.find_button('+ Bot', match: :first).click
+    expect(page).to have_content "Failed to add Bot"
+  end
+
+  scenario 'visitor can not add a bot if the seat is occupied by visitor' do
+    @button = page.find_button('Sit', match: :first).click
+    @button = page.find_button('+ Bot', match: :first).click
+    expect(page).to have_content "Failed to add Bot"
+  end
+
   scenario 'user can add a bot if the table is not full' do
     skip "To be implemented"
     #signin('test@example.com', 'please123')