Show 'api offline' message on new note page

test/system/create_note_test.rb

@@ -0,0 +1,23 @@
+require "application_system_test_case"
+
+class CreateNoteTest < ApplicationSystemTestCase
+  test "can create note" do
+    visit new_note_path(:anchor => "map=18/0/0")
+
+    assert_button "Add Note", :disabled => true
+
+    fill_in "text", :with => "Some newly added note description"
+    click_on "Add Note"
+
+    assert_content "Unresolved note ##{Note.last.id}"
+    assert_content "Some newly added note description"
+  end
+
+  test "cannot create note when api is readonly" do
+    with_settings(:status => "api_readonly") do
+      visit new_note_path(:anchor => "map=18/0/0")
+
+      assert_no_button "Add Note", :disabled => true
+    end
+  end
+end