選中src/test/java右鍵BuildPath->Configure BuildPath 選擇Source 雙擊Contains test source:yes之後其會變成Contains test source:no然後apply
將變灰文件夾都操作:
選中src/test/java右鍵BuildPath->Configure BuildPath 選擇Source 雙擊Contains test source:yes之後其會變成Contains test source:no然後apply