import org.codelibs.fess.unit.UnitFessTestCase;
import org.dbflute.optional.OptionalEntity;
import org.junit.jupiter.api.Test;

public class ResourceUtilTest extends UnitFessTestCase {
    @Test
    public void test_resolve() {
        String value;

        value = null;
        assertNull(ResourceUtil.resolve(value));

        value = "";
        assertEquals("", ResourceUtil.resolve(value));

        value = "a";

    }

    /**
     * Test the resolve method.
     *
     * @throws IOException if an I/O error occurs
     */
    @Test
    void testResolve() throws IOException {
        CIFSContext mockContext = mock(CIFSContext.class);
        SidResolver mockResolver = mock(SidResolver.class);
        when(mockContext.getSIDResolver()).thenReturn(mockResolver);

        assertEquals("newValue", docMap.put("newKey", "updatedValue"));
        assertEquals("updatedValue", docMap.get("newKey"));

        assertNull(docMap.get("nonexistent"));
    }

    @Test
    public void test_remove() {
        Map<String, Object> parentMap = new HashMap<>();
        DocMap docMap = new DocMap(parentMap);

        docMap.put("key1", "value1");
        docMap.put("key2", "value2");

            // Then
            assertTrue(exists, "Resource should exist");
        }

        @Test
        @DisplayName("resolve should return child resource")
        void testResolve() throws CIFSException {
            // Given
            String childName = "child.txt";
            SmbResource expectedChild = mock(SmbResource.class);