public void testGetTileFromCoordinate() {
NASAZoomLevel zoomLevel = source.getZoomLevel(0);
WMTTileFactory tileFactory = source.getTileFactory();
NASATile tile = (NASATile) tileFactory.getTileFromCoordinate(90, -180, zoomLevel, source);
assertEquals("Global Mosaic, pan sharpened visual_0_0_0", tile.getId());
NASATile tile2 = (NASATile) tileFactory.getTileFromCoordinate(-90, -180, zoomLevel, source);
assertEquals("Global Mosaic, pan sharpened visual_0_0_2", tile2.getId());
NASATile tile3 = (NASATile) tileFactory.getTileFromCoordinate(-90, -115, zoomLevel, source);
assertEquals("Global Mosaic, pan sharpened visual_0_1_2", tile3.getId());
}