public virtual void LatitudeToTileYTest() { for (sbyte zoomLevel = ZOOM_LEVEL_MIN; zoomLevel <= ZOOM_LEVEL_MAX; ++zoomLevel) { long tileY = MercatorProjection.LatitudeToTileY(MercatorProjection.LATITUDE_MAX, zoomLevel); Assert.AreEqual(0, tileY); tileY = MercatorProjection.LatitudeToTileY(MercatorProjection.LATITUDE_MAX, MercatorProjection.ZoomLevelToScaleFactor(zoomLevel)); Assert.AreEqual(0, tileY); tileY = MercatorProjection.LatitudeToTileY(MercatorProjection.LATITUDE_MIN, zoomLevel); Assert.AreEqual(Tile.GetMaxTileNumber(zoomLevel), tileY); tileY = MercatorProjection.LatitudeToTileY(MercatorProjection.LATITUDE_MIN, MercatorProjection.ZoomLevelToScaleFactor(zoomLevel)); Assert.AreEqual(Tile.GetMaxTileNumber(zoomLevel), tileY); } }