when i run test case i got the following error
while same is working with eclips.
Java Web application.
junit 4.8.2

Compiling 1 source file to E:\cheapCaribbean\build\test\classes
E:\abc\test\junit\com\abc\data\RoomManagerTest.java:50: cannot find symbol
symbol  : method getNameByID(int)
location: class com.abc.data.RoomManager
        String result = instance.getNameByID(id);
1 error
E:\abc\nbproject\build-impl.xml:1063: The following error occurred while executing this line:
E:\cheapCaribbean\nbproject\build-impl.xml:260: Compile failed; see the compiler error output for details.
BUILD FAILED (total time: 1 second)

RoomManagerTest.java

public class RoomManagerTest {
    
    public RoomManagerTest() {
    }

    @BeforeClass
    public static void setUpClass() throws Exception {
    }

    @AfterClass
    public static void tearDownClass() throws Exception {
    }
    
    @Before
    public void setUp() {
    }
    
    @After
    public void tearDown() {
    }

   

    /**
     * Test of getNameByID method, of class RoomManager.
     */
    @Test
    public void testGetNameByID() {
        System.out.println("getNameByID");
        int id = 5840;
        RoomManager instance = new RoomManager();
        String expResult = "";
        String result = instance.getNameByID(id);
        assertEquals(expResult, result);
     
    }
}