обновление теста anvil chunk

проверяем следующий фрагмент чанка

anvil-loader/src/test/java/mc/world/anvil/RegionTest.java

@@ -63,7 +63,8 @@ class RegionTest {
     void getChunkSection() {
         final Chunk chunk = region.getChunk(0, 0);
         assertNotNull(chunk);
-        final ChunkSection chunkSection = chunk.getChunkSection(0);
+
+        ChunkSection chunkSection = chunk.getChunkSection(0);
         assertNotNull(chunkSection);
 
         for (int y = 0; y < 16; y++) {
@@ -88,5 +89,29 @@ class RegionTest {
                 }
             }
         }
+
+        chunkSection = chunk.getChunkSection(1);
+        assertNotNull(chunkSection);
+
+        for (int y = 0; y < 16; y++) {
+            for (int x = 0; x < 16; x++) {
+                for (int z = 0; z < 16; z++) {
+                    Block block = chunkSection.getBlock(x, y, z);
+                    if (x == 0 && z == 0) {
+                        assertEquals(BlockType.STONE, block.getBlockType(), String.format("coords: %d %d %d", x, y, z));
+                    } else if (x == 15 && z == 0) {
+                        assertEquals(BlockType.GRANITE, block.getBlockType(), String.format("coords: %d %d %d", x, y, z));
+                    } else if (x == 15 && z == 15) {
+                        assertEquals(BlockType.DIORITE, block.getBlockType(), String.format("coords: %d %d %d", x, y, z));
+                    } else if (x == 0 && z == 15) {
+                        assertEquals(BlockType.ANDESITE, block.getBlockType(), String.format("coords: %d %d %d", x, y, z));
+                    } else if (x == 0 || x == 15 || z == 0 || z == 15) {
+                        assertEquals(BlockType.DIAMOND_ORE, block.getBlockType(), String.format("coords: %d %d %d", x, y, z));
+                    } else {
+                        assertEquals(BlockType.AIR, block.getBlockType(), String.format("coords: %d %d %d", x, y, z));
+                    }
+                }
+            }
+        }
     }
 }