问带有:js => true的水豚导致测试失败

EN

it "should be able to edit an assignment" do
    visit dashboard_path
    select(@project.client + " - " + @project.name, :from => "assignment_project_id")
    select(@team_member.first_name + " " + @team_member.last_name, :from => "assignment_person_id")
    click_button "Create assignment"
    page.should have_content(@team_member.first_name)
end

cannot select option, no option with text 'Test client - Test project' in select box 'assignment_project_id'