private void tstLoadData() { // simple add and finish adding of new item map.clearOverlays(); mapAddOverlayEvents.clear(); mapRemoveOverlayEvents.clear(); MapControllerT mc = new MapControllerT(map, service); randomData = new ArrayList<MapItem>(); int iterator = 0; for (; iterator < 20; iterator++) { MapItem mi = RandomGenerator.genMapItem(false); mi.setId(iterator); // init ids randomData.add(mi); } service.setOnGetListener( new MockDataServiceAsync.OnGetListener() { @Override public void get( String className, String filters, boolean deep, AsyncCallback<List<?>> callback) {} @Override public void get( String className, double x1, double x2, double y1, double y2, boolean deep, AsyncCallback<List<?>> callback) { callback.onSuccess(randomData); } @Override public void get(String className, AsyncCallback<List<?>> callback) {} }); // simulate map drag move LatLngBounds llb = LatLngBounds.newInstance(LatLng.newInstance(0, 0), LatLng.newInstance(80, 80)); mc.loadIcons(12, llb); // just ensure about good zoom limit assertTrue(mc.calledOnLoad); // should becalled mc.calledOnLoad = false; assertEquals(randomData.size(), mc.mCurrentVisibleMapItems.size()); // this icons should be here assertEquals(randomData.size(), mapAddOverlayEvents.size()); // call again, no new icon should be added into map mc.loadIcons(12, llb); // assertTrue(mc.calledOnLoad); // should becalled mc.calledOnLoad = false; assertEquals(randomData.size(), mc.mCurrentVisibleMapItems.size()); // this icons should be here assertEquals(randomData.size(), mapAddOverlayEvents.size()); // add 10 new icons into database simulates different db result depending on latlngbounds for (; iterator < 30; iterator++) { MapItem mi = RandomGenerator.genMapItem(false); mi.setId(iterator); // init ids randomData.add(mi); } // call again, only 10 news icon should be added into map mc.loadIcons(12, llb); // assertTrue(mc.calledOnLoad); // should becalled mc.calledOnLoad = false; assertEquals(randomData.size(), mc.mCurrentVisibleMapItems.size()); // this icons should be here assertEquals(randomData.size(), mapAddOverlayEvents.size()); for (int i = 0; i < iterator; i++) { long l = i; // check added data, should be same assertTrue(mc.mCurrentVisibleMapItems.containsKey(l)); MapItemOverlay<MapItem> mi = (MapItemOverlay<MapItem>) mapAddOverlayEvents.get(i).getOverlay(); DataComparator.assertEquals(randomData.get(i), mi.getMapItem(), true); DataComparator.assertEquals(randomData.get(i), mi.getMapItem(), true); } }