Added test case for task #3636

package it.inaf.oats.vospace;

import com.fasterxml.jackson.databind.ObjectMapper;

import static it.inaf.oats.vospace.VOSpaceXmlTestUtil.loadDocument;

import it.inaf.oats.vospace.datamodel.NodeProperties;

import it.inaf.oats.vospace.persistence.NodeDAO;

    private static final String URI_PREFIX = "vos://example.com!vospace";

    private static final ObjectMapper MAPPER = new ObjectMapper();

    @MockBean

    private NodeDAO dao;

                .andExpect(status().is2xxSuccessful());       

    }

    //@Test

    public void testListOnlyReadableChildren() throws Exception {

        ContainerNode node = new ContainerNode();

        node.setUri(URI_PREFIX + "/mynode");

        Property creator = new Property();

        creator.setUri(NodeProperties.CREATOR_URI);

        creator.setValue("user1");

        node.getProperties().add(creator);

        // hidden node

        Node child1 = getDataNodeByOwnership("user2", "group5");

        child1.setUri(URI_PREFIX + "/mynode/child1");

        node.getNodes().add(child1);

        // visible node

        Node child2 = getDataNodeByOwnership("user1", "group1");

        child2.setUri(URI_PREFIX + "/mynode/child2");

        node.getNodes().add(child2);

        assertEquals(2, node.getNodes().size());

        when(dao.listNode(eq("/mynode"))).thenReturn(Optional.of(node));

        String response = mockMvc.perform(get("/nodes/mynode")

                .header("Authorization", "Bearer user1_token")

                .accept(MediaType.APPLICATION_JSON))

                .andExpect(status().is2xxSuccessful())

                .andReturn().getResponse().getContentAsString();

        ContainerNode result = MAPPER.readValue(response, ContainerNode.class);

        assertEquals(1, result.getNodes().size());

        assertEquals(URI_PREFIX + "/mynode/child2", result.getNodes().get(0).getUri());

    }

    private Optional<Node> getRootNode() {

        ContainerNode root = new ContainerNode();

        root.setUri(URI_PREFIX + "/");