public virtual void PixelYToTileYTest() { foreach (int tileSize in TILE_SIZES) { for (sbyte zoomLevel = ZOOM_LEVEL_MIN; zoomLevel <= ZOOM_LEVEL_MAX; ++zoomLevel) { Assert.AreEqual(0, MercatorProjection.PixelYToTileY(0, zoomLevel, tileSize)); Assert.AreEqual(0, MercatorProjection.PixelYToTileY(0, MercatorProjection.ZoomLevelToScaleFactor(zoomLevel), tileSize)); } } }