diff --git a/tests/blocks/decoration/chain/oxidized_copper_chain.json b/tests/blocks/decoration/chain/oxidized_copper_chain.json
new file mode 100644
index 0000000..94b6b9f
--- /dev/null
+++ b/tests/blocks/decoration/chain/oxidized_copper_chain.json
@@ -0,0 +1,34 @@
+{
+    "$schema": "https://raw.githubusercontent.com/FlintTestMC/flint-core/refs/heads/main/flint-content/test_spec_schema.json", 
+    "flintVersion": "1.1", 
+    "name": "oxidized_copper_chain", 
+    "description": "Tests the weathering of copper chain", 
+    "tags": ["chain", "copper", "weathering"], 
+    "minecraftIds": ["minecraft:copper_chain", "minecraft:oxidized_copper_chain"], 
+    "dependencies": [], 
+    "setup": {
+        "cleanup": {
+            "region": [ [0, 0, 0], [0, 0, 0] ]
+        }, 
+        "player": {"game_mode": "Survival"}
+    }, 
+    "timeline": [
+        { "at": 0, "do": "place", "pos": [0, 0, 0], "block": {"id": "copper_chain"} }, 
+        {
+            "at": 1, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:copper_chain", "waterlogged": false, "axis": "y"} }
+            ]
+        }, 
+        {
+            "at": 200000, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:oxidized_copper_chain", "waterlogged": false, "axis": "y"} }
+            ]
+        }
+    ], 
+    "breakpoints": []
+}
+
diff --git a/tests/blocks/decoration/chain/place_chain.json b/tests/blocks/decoration/chain/place_chain.json
new file mode 100644
index 0000000..c44d02f
--- /dev/null
+++ b/tests/blocks/decoration/chain/place_chain.json
@@ -0,0 +1,92 @@
+{
+    "$schema": "https://raw.githubusercontent.com/FlintTestMC/flint-core/refs/heads/main/flint-content/test_spec_schema.json", 
+    "flintVersion": "1.1", 
+    "name": "place_chain", 
+    "description": "Tests the placing of chains", 
+    "tags": ["chain"], 
+    "minecraftIds": ["minecraft:iron_chain"], 
+    "dependencies": [], 
+    "setup": {
+        "cleanup": {
+            "region": [ [-1, 0, -1], [1, 1, 1] ]
+        }, 
+        "player": {"game_mode": "Survival"}
+    }, 
+    "timeline": [
+        { "at": 0, "do": "place", "pos": [0, 0, 0], "block": {"id": "minecraft:stone"} }, 
+        {
+            "at": 1, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:stone"} }
+            ]
+        }, 
+        { "at": 1, "do": "tp", "entity_alias": "player", "pos": [0.5, 2, 0.5], "rot": [0, 90] }, 
+        {"at": 1, "do": "interact", "item": "iron_chain"}, 
+        {
+            "at": 2, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:stone"} }                                        , 
+                { "pos": [0, 1, 0], "is": {"id": "minecraft:iron_chain", "axis": "y", "waterlogged": false} }, 
+                {"is": "empty", "slot": "hotbar1"}                                                             
+            ]
+        }, 
+        { "at": 3, "do": "tp", "entity_alias": "player", "pos": [2.5, -1.12, 0.5], "rot": [90, 0] }, 
+        {"at": 3, "do": "interact", "item": "iron_chain"}, 
+        {
+            "at": 4, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:stone"} }                                        , 
+                { "pos": [0, 1, 0], "is": {"id": "minecraft:iron_chain", "axis": "y", "waterlogged": false} }, 
+                { "pos": [1, 0, 0], "is": {"id": "minecraft:iron_chain", "axis": "x", "waterlogged": false} }, 
+                {"is": "empty", "slot": "hotbar1"}                                                             
+            ]
+        }, 
+        { "at": 5, "do": "tp", "entity_alias": "player", "pos": [0.5, -1.12, 2.5], "rot": [180, 0] }, 
+        {"at": 5, "do": "interact", "item": "iron_chain"}, 
+        {
+            "at": 6, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:stone"} }                                        , 
+                { "pos": [0, 1, 0], "is": {"id": "minecraft:iron_chain", "axis": "y", "waterlogged": false} }, 
+                { "pos": [1, 0, 0], "is": {"id": "minecraft:iron_chain", "axis": "x", "waterlogged": false} }, 
+                { "pos": [0, 0, 1], "is": {"id": "minecraft:iron_chain", "axis": "z", "waterlogged": false} }, 
+                {"is": "empty", "slot": "hotbar1"}                                                             
+            ]
+        }, 
+        { "at": 7, "do": "tp", "entity_alias": "player", "pos": [-1.5, -1.12, 0.5], "rot": [-90, 0] }, 
+        {"at": 7, "do": "interact", "item": "iron_chain"}, 
+        {
+            "at": 8, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:stone"} }                                         , 
+                { "pos": [0, 1, 0], "is": {"id": "minecraft:iron_chain", "axis": "y", "waterlogged": false} } , 
+                { "pos": [1, 0, 0], "is": {"id": "minecraft:iron_chain", "axis": "x", "waterlogged": false} } , 
+                { "pos": [0, 0, 1], "is": {"id": "minecraft:iron_chain", "axis": "z", "waterlogged": false} } , 
+                { "pos": [-1, 0, 0], "is": {"id": "minecraft:iron_chain", "axis": "x", "waterlogged": false} }, 
+                {"is": "empty", "slot": "hotbar1"}                                                              
+            ]
+        }, 
+        { "at": 9, "do": "tp", "entity_alias": "player", "pos": [0.5, -1.12, -1.5], "rot": [0, 0] }, 
+        {"at": 9, "do": "interact", "item": "iron_chain"}, 
+        {
+            "at": 10, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:stone"} }                                         , 
+                { "pos": [0, 1, 0], "is": {"id": "minecraft:iron_chain", "axis": "y", "waterlogged": false} } , 
+                { "pos": [1, 0, 0], "is": {"id": "minecraft:iron_chain", "axis": "x", "waterlogged": false} } , 
+                { "pos": [0, 0, 1], "is": {"id": "minecraft:iron_chain", "axis": "z", "waterlogged": false} } , 
+                { "pos": [-1, 0, 0], "is": {"id": "minecraft:iron_chain", "axis": "x", "waterlogged": false} }, 
+                { "pos": [0, 0, -1], "is": {"id": "minecraft:iron_chain", "axis": "z", "waterlogged": false} }, 
+                {"is": "empty", "slot": "hotbar1"}                                                              
+            ]
+        }
+    ], 
+    "breakpoints": []
+}
+
diff --git a/tests/blocks/decoration/chain/unwaxing_copper_chain.json b/tests/blocks/decoration/chain/unwaxing_copper_chain.json
new file mode 100644
index 0000000..3f85d5f
--- /dev/null
+++ b/tests/blocks/decoration/chain/unwaxing_copper_chain.json
@@ -0,0 +1,46 @@
+{
+    "$schema": "https://raw.githubusercontent.com/FlintTestMC/flint-core/refs/heads/main/flint-content/test_spec_schema.json", 
+    "flintVersion": "1.1", 
+    "name": "unwaxing_copper_chain", 
+    "description": "Tests the unwaxing of copper chain", 
+    "tags": ["chain", "copper", "weathering", "unwaxing"], 
+    "minecraftIds": [
+        "minecraft:copper_chain"         , "minecraft:waxed_copper_chain"   , "minecraft:iron_axe"             , 
+        "minecraft:oxidized_copper_chain"
+    ], 
+    "dependencies": [], 
+    "setup": {
+        "cleanup": {
+            "region": [ [0, 0, 0], [0, 0, 0] ]
+        }, 
+        "player": {"game_mode": "Survival"}
+    }, 
+    "timeline": [
+        { "at": 0, "do": "place", "pos": [0, 0, 0], "block": {"id": "waxed_copper_chain"} }, 
+        {
+            "at": 1, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:waxed_copper_chain", "waterlogged": false, "axis": "y"} }
+            ]
+        }, 
+        { "at": 1, "do": "tp", "entity_alias": "player", "pos": [0.5, 2, 0.5], "rot": [0, 90] }, 
+        {"at": 1, "do": "interact", "item": "iron_axe"}, 
+        {
+            "at": 2, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:copper_chain", "waterlogged": false, "axis": "y"} }
+            ]
+        }, 
+        {
+            "at": 200000, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:oxidized_copper_chain", "waterlogged": false, "axis": "y"} }
+            ]
+        }
+    ], 
+    "breakpoints": []
+}
+
diff --git a/tests/blocks/decoration/chain/waterlogged_copper_chain.json b/tests/blocks/decoration/chain/waterlogged_copper_chain.json
new file mode 100644
index 0000000..2362339
--- /dev/null
+++ b/tests/blocks/decoration/chain/waterlogged_copper_chain.json
@@ -0,0 +1,96 @@
+{
+    "$schema": "https://raw.githubusercontent.com/FlintTestMC/flint-core/refs/heads/main/flint-content/test_spec_schema.json", 
+    "flintVersion": "1.1", 
+    "name": "waterlogged_copper_chain", 
+    "description": "Tests the placing of chain in water", 
+    "tags": ["chain", "waterlogged"], 
+    "minecraftIds": ["minecraft:copper_chain", "minecraft:water", "minecraft:water_bucket", "minecraft:bucket"], 
+    "dependencies": [], 
+    "setup": {
+        "cleanup": {
+            "region": [ [-1, -1, -1], [1, 1, 1] ]
+        }, 
+        "player": {"game_mode": "Survival"}
+    }, 
+    "timeline": [
+        {
+            "at": 0, 
+            "do": "place_each", 
+            "blocks": [
+                { "pos": [ 0, -1,  0], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [ 1,  0,  0], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [-1,  0,  0], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0,  1], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0, -1], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0,  0], "block": {"id": "minecraft:water"} }  
+            ]
+        }, 
+        {
+            "at": 1, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [ 0, -1,  0], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [ 1,  0,  0], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [-1,  0,  0], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0,  1], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0, -1], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0,  0], "is": {"id": "minecraft:water"} }  
+            ]
+        }, 
+        { "at": 1, "do": "tp", "entity_alias": "player", "pos": [0.5, 1, 0.5], "rot": [0, 90] }, 
+        {"at": 1, "do": "interact", "item": "copper_chain"}, 
+        {
+            "at": 2, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:copper_chain", "axis": "y", "waterlogged": true} }, 
+                {"is": "empty", "slot": "hotbar1"}                                                              
+            ]
+        }, 
+        { "at": 2, "do": "place", "pos": [0, 0, 0], "block": {"id": "minecraft:copper_chain"} }, 
+        {
+            "at": 3, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [ 0, -1,  0], "is": {"id": "minecraft:stone"                                          } }, 
+                { "pos": [ 1,  0,  0], "is": {"id": "minecraft:stone"                                          } }, 
+                { "pos": [-1,  0,  0], "is": {"id": "minecraft:stone"                                          } }, 
+                { "pos": [ 0,  0,  1], "is": {"id": "minecraft:stone"                                          } }, 
+                { "pos": [ 0,  0, -1], "is": {"id": "minecraft:stone"                                          } }, 
+                { "pos": [ 0,  0,  0], "is": {"id": "minecraft:copper_chain", "axis": "y", "waterlogged": false} }  
+            ]
+        }, 
+        { "at": 3, "do": "tp", "entity_alias": "player", "pos": [0.5, 2, 0.5], "rot": [0, 90] }, 
+        {"at": 3, "do": "interact", "item": "minecraft:water_bucket"}, 
+        {
+            "at": 4, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, -1, 0], "is": {"id": "minecraft:stone"} }                                        , 
+                { "pos": [1, 0, 0], "is": {"id": "minecraft:stone"} }                                         , 
+                { "pos": [-1, 0, 0], "is": {"id": "minecraft:stone"} }                                        , 
+                { "pos": [0, 0, 1], "is": {"id": "minecraft:stone"} }                                         , 
+                { "pos": [0, 0, -1], "is": {"id": "minecraft:stone"} }                                        , 
+                { "is": {"id": "minecraft:bucket", "count": 1}, "slot": "hotbar1" }                           , 
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:copper_chain", "waterlogged": true, "axis": "y"} }  
+            ]
+        }, 
+        { "at": 4, "do": "tp", "entity_alias": "player", "pos": [0.5, 2, 0.5], "rot": [0, 90] }, 
+        {"at": 4, "do": "interact"}, 
+        {
+            "at": 5, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, -1, 0], "is": {"id": "minecraft:stone"} }                                         , 
+                { "pos": [1, 0, 0], "is": {"id": "minecraft:stone"} }                                          , 
+                { "pos": [-1, 0, 0], "is": {"id": "minecraft:stone"} }                                         , 
+                { "pos": [0, 0, 1], "is": {"id": "minecraft:stone"} }                                          , 
+                { "pos": [0, 0, -1], "is": {"id": "minecraft:stone"} }                                         , 
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:copper_chain", "waterlogged": false, "axis": "y"} }, 
+                { "is": {"id": "minecraft:water_bucket", "count": 1}, "slot": "hotbar1" }                        
+            ]
+        }
+    ], 
+    "breakpoints": []
+}
+
diff --git a/tests/blocks/decoration/chain/waterlogged_iron_chain.json b/tests/blocks/decoration/chain/waterlogged_iron_chain.json
new file mode 100644
index 0000000..9644345
--- /dev/null
+++ b/tests/blocks/decoration/chain/waterlogged_iron_chain.json
@@ -0,0 +1,96 @@
+{
+    "$schema": "https://raw.githubusercontent.com/FlintTestMC/flint-core/refs/heads/main/flint-content/test_spec_schema.json", 
+    "flintVersion": "1.1", 
+    "name": "waterlogged_iron_chain", 
+    "description": "Tests the placing of chain in water", 
+    "tags": ["chain", "waterlogged"], 
+    "minecraftIds": ["minecraft:iron_chain", "minecraft:water", "minecraft:water_bucket", "minecraft:bucket"], 
+    "dependencies": [], 
+    "setup": {
+        "cleanup": {
+            "region": [ [-1, -1, -1], [1, 1, 1] ]
+        }, 
+        "player": {"game_mode": "Survival"}
+    }, 
+    "timeline": [
+        {
+            "at": 0, 
+            "do": "place_each", 
+            "blocks": [
+                { "pos": [ 0, -1,  0], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [ 1,  0,  0], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [-1,  0,  0], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0,  1], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0, -1], "block": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0,  0], "block": {"id": "minecraft:water"} }  
+            ]
+        }, 
+        {
+            "at": 1, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [ 0, -1,  0], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [ 1,  0,  0], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [-1,  0,  0], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0,  1], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0, -1], "is": {"id": "minecraft:stone"} }, 
+                { "pos": [ 0,  0,  0], "is": {"id": "minecraft:water"} }  
+            ]
+        }, 
+        { "at": 1, "do": "tp", "entity_alias": "player", "pos": [0.5, 1, 0.5], "rot": [0, 90] }, 
+        {"at": 1, "do": "interact", "item": "iron_chain"}, 
+        {
+            "at": 2, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:iron_chain", "axis": "y", "waterlogged": true} }, 
+                {"is": "empty", "slot": "hotbar1"}                                                            
+            ]
+        }, 
+        { "at": 2, "do": "place", "pos": [0, 0, 0], "block": {"id": "minecraft:iron_chain"} }, 
+        {
+            "at": 3, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [ 0, -1,  0], "is": {"id": "minecraft:stone"                                        } }, 
+                { "pos": [ 1,  0,  0], "is": {"id": "minecraft:stone"                                        } }, 
+                { "pos": [-1,  0,  0], "is": {"id": "minecraft:stone"                                        } }, 
+                { "pos": [ 0,  0,  1], "is": {"id": "minecraft:stone"                                        } }, 
+                { "pos": [ 0,  0, -1], "is": {"id": "minecraft:stone"                                        } }, 
+                { "pos": [ 0,  0,  0], "is": {"id": "minecraft:iron_chain", "axis": "y", "waterlogged": false} }  
+            ]
+        }, 
+        { "at": 3, "do": "tp", "entity_alias": "player", "pos": [0.5, 2, 0.5], "rot": [0, 90] }, 
+        {"at": 3, "do": "interact", "item": "minecraft:water_bucket"}, 
+        {
+            "at": 4, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, -1, 0], "is": {"id": "minecraft:stone"} }                                      , 
+                { "pos": [1, 0, 0], "is": {"id": "minecraft:stone"} }                                       , 
+                { "pos": [-1, 0, 0], "is": {"id": "minecraft:stone"} }                                      , 
+                { "pos": [0, 0, 1], "is": {"id": "minecraft:stone"} }                                       , 
+                { "pos": [0, 0, -1], "is": {"id": "minecraft:stone"} }                                      , 
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:iron_chain", "waterlogged": true, "axis": "y"} }, 
+                { "is": {"id": "minecraft:bucket", "count": 1}, "slot": "hotbar1" }                           
+            ]
+        }, 
+        { "at": 4, "do": "tp", "entity_alias": "player", "pos": [0.5, 2, 0.5], "rot": [0, 90] }, 
+        {"at": 4, "do": "interact"}, 
+        {
+            "at": 5, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, -1, 0], "is": {"id": "minecraft:stone"} }                                       , 
+                { "pos": [1, 0, 0], "is": {"id": "minecraft:stone"} }                                        , 
+                { "pos": [-1, 0, 0], "is": {"id": "minecraft:stone"} }                                       , 
+                { "pos": [0, 0, 1], "is": {"id": "minecraft:stone"} }                                        , 
+                { "pos": [0, 0, -1], "is": {"id": "minecraft:stone"} }                                       , 
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:iron_chain", "waterlogged": false, "axis": "y"} }, 
+                { "is": {"id": "minecraft:water_bucket", "count": 1}, "slot": "hotbar1" }                      
+            ]
+        }
+    ], 
+    "breakpoints": []
+}
+
diff --git a/tests/blocks/decoration/chain/waxed_copper_chain.json b/tests/blocks/decoration/chain/waxed_copper_chain.json
new file mode 100644
index 0000000..39dc092
--- /dev/null
+++ b/tests/blocks/decoration/chain/waxed_copper_chain.json
@@ -0,0 +1,34 @@
+{
+    "$schema": "https://raw.githubusercontent.com/FlintTestMC/flint-core/refs/heads/main/flint-content/test_spec_schema.json", 
+    "flintVersion": "1.1", 
+    "name": "waxed_copper_chain", 
+    "description": "Tests the waxed copper chain", 
+    "tags": ["chain", "copper", "weathering", "waxing"], 
+    "minecraftIds": ["minecraft:copper_chain", "minecraft:waxed_copper_chain"], 
+    "dependencies": [], 
+    "setup": {
+        "cleanup": {
+            "region": [ [0, 0, 0], [0, 0, 0] ]
+        }, 
+        "player": {"game_mode": "Survival"}
+    }, 
+    "timeline": [
+        { "at": 0, "do": "place", "pos": [0, 0, 0], "block": {"id": "waxed_copper_chain"} }, 
+        {
+            "at": 1, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:waxed_copper_chain", "waterlogged": false, "axis": "y"} }
+            ]
+        }, 
+        {
+            "at": 200000, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:waxed_copper_chain", "waterlogged": false, "axis": "y"} }
+            ]
+        }
+    ], 
+    "breakpoints": []
+}
+
diff --git a/tests/blocks/decoration/chain/waxing_copper_chain.json b/tests/blocks/decoration/chain/waxing_copper_chain.json
new file mode 100644
index 0000000..caac62b
--- /dev/null
+++ b/tests/blocks/decoration/chain/waxing_copper_chain.json
@@ -0,0 +1,44 @@
+{
+    "$schema": "https://raw.githubusercontent.com/FlintTestMC/flint-core/refs/heads/main/flint-content/test_spec_schema.json", 
+    "flintVersion": "1.1", 
+    "name": "waxing_copper_chain", 
+    "description": "Tests the waxing of copper chain", 
+    "tags": ["chain", "copper", "weathering", "waxing"], 
+    "minecraftIds": ["minecraft:copper_chain", "minecraft:waxed_copper_chain", "minecraft:honeycomb"], 
+    "dependencies": [], 
+    "setup": {
+        "cleanup": {
+            "region": [ [0, 0, 0], [0, 0, 0] ]
+        }, 
+        "player": {"game_mode": "Survival"}
+    }, 
+    "timeline": [
+        { "at": 0, "do": "place", "pos": [0, 0, 0], "block": {"id": "copper_chain"} }, 
+        {
+            "at": 1, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:copper_chain", "waterlogged": false, "axis": "y"} }
+            ]
+        }, 
+        { "at": 1, "do": "tp", "entity_alias": "player", "pos": [0.5, 2, 0.5], "rot": [0, 90] }, 
+        {"at": 1, "do": "interact", "item": "minecraft:honeycomb"}, 
+        {
+            "at": 2, 
+            "do": "assert", 
+            "checks": [
+                {"slot": "hotbar1", "is": "empty"}                                                                   , 
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:waxed_copper_chain", "waterlogged": false, "axis": "y"} }  
+            ]
+        }, 
+        {
+            "at": 200000, 
+            "do": "assert", 
+            "checks": [
+                { "pos": [0, 0, 0], "is": {"id": "minecraft:waxed_copper_chain", "waterlogged": false, "axis": "y"} }
+            ]
+        }
+    ], 
+    "breakpoints": []
+}
+
diff --git a/tests/connectible/fences/place_fence.json b/tests/connectible/fences/place_fence.json
index ba16d56..68bdc24 100644
--- a/tests/connectible/fences/place_fence.json
+++ b/tests/connectible/fences/place_fence.json
@@ -10,7 +10,7 @@
         "cleanup": {
             "region": [ [0, 0, 0], [0, 1, 0] ]
         }, 
-        "player": {"gamemode": "Survival"}
+        "player": {"game_mode": "Survival"}
     }, 
     "timeline": [
         { "at": 0, "do": "place", "pos": [0, 0, 0], "block": {"id": "minecraft:stone"} },