@Test
public void checkConstructContent() {

    final Path path = mock(Path.class);
    final Overview overview = mock(Overview.class);
    when(path.toURI()).thenReturn("file://project/src/main/resources/mypackage/dtable." + dtGraphResourceType.getSuffix());
    final GuidedDecisionTableEditorGraphContent content = service.constructContent(path,
                                                                                   overview);
    verify(resourceOpenedEvent,
           times(1)).fire(any(ResourceOpenedEvent.class));
    assertNotNull(content.getModel());
    assertEquals(overview,
                 content.getOverview());
}