zeitgeistpm · Chralt98 · Dec 2, 2025 · Dec 1, 2025
diff --git a/integration-tests/README.md b/integration-tests/README.md
@@ -92,6 +92,12 @@ Unable to map [u8; 32] to a lookup index
 pnpm exec moonwall test zombienet_zeitgeist_upgrade --runInBand
 ```
 
+#### Test the upgrade to the WASM from `./target/release/wbuild/battery-station-runtime` on zombienet:
+
+```bash
+pnpm exec moonwall test zombienet_battery_station_upgrade --runInBand
+```
+
 #### Test the upgrade to the WASM from `./target/release/wbuild/zeitgeist-runtime` on the live main-net fork using chopsticks:
 
 ```bash

diff --git a/integration-tests/configs/hydradx.yml b/integration-tests/configs/hydradx.yml
@@ -1,4 +1,8 @@
-endpoint: wss://rpc.hydradx.cloud/public-ws
+endpoint:
+  - wss://hydration-rpc.n.dwellir.com
+  - wss://hydration.ibp.network
+  - wss://rpc.helikon.io/hydradx
+  - wss://hydration.dotters.network
 mock-signature-host: true
 block: ${env.HYDRADX_BLOCK_NUMBER}
 db: ./tmp/hydradx_db_mba.sqlite

diff --git a/integration-tests/configs/zombieBatteryStation.json b/integration-tests/configs/zombieBatteryStation.json
@@ -0,0 +1,45 @@
+{
+    "settings": {
+        "timeout": 1000,
+        "provider": "native"
+    },
+    "relaychain": {
+        "chain": "rococo-local",
+        "default_command": "./tmp/polkadot",
+        "default_args": ["--no-hardware-benchmarks", "-lparachain=debug", "--database=paritydb", "--no-beefy", "--detailed-log-output"],
+        "nodes": [
+            {
+                "name": "charlie",
+                "rpc_port": 9947,
+                "validator": true
+            },
+            {
+                "name": "bob",
+                "rpc_port": 9950,
+                "validator": true
+            }
+        ]
+    },
+    "parachains": [
+        {
+            "id": 2101,
+            "chain": "dev",
+            "collators": [
+                {
+                    "name": "alice",
+                    "command": "../target/release/zeitgeist",
+                    "rpc_port": 9944,
+                    "p2p_port": 33049,
+                    "args": ["-lparachain=debug", "--force-authoring", "--detailed-log-output"]
+                }
+            ]
+        }
+    ],
+    "types": {
+        "Header": {
+            "number": "u64",
+            "parent_hash": "Hash",
+            "post_state": "Hash"
+        }
+    }
+}
diff --git a/integration-tests/configs/zombieZeitgeist.json b/integration-tests/configs/zombieZeitgeist.json
@@ -1,45 +1,55 @@
 {
-    "settings": {
-        "timeout": 1000,
-        "provider": "native"
-    },
-    "relaychain": {
-        "chain": "rococo-local",
-        "default_command": "./tmp/polkadot",
-        "default_args": ["--no-hardware-benchmarks", "-lparachain=debug", "--database=paritydb", "--no-beefy", "--detailed-log-output"],
-        "nodes": [
-            {
-                "name": "charlie",
-                "rpc_port": 9947,
-                "validator": true
-            },
-            {
-                "name": "bob",
-                "rpc_port": 9950,
-                "validator": true
-            }
-        ]
-    },
-    "parachains": [
-        {
-            "id": 2101,
-            "chain": "dev",
-            "collators": [
-                {
-                    "name": "alice",
-                    "command": "../target/release/zeitgeist",
-                    "rpc_port": 9944,
-                    "p2p_port": 33049,
-                    "args": ["-lparachain=debug", "--force-authoring", "--detailed-log-output"]
-                }
-            ]
-        }
+  "settings": {
+    "timeout": 1000,
+    "provider": "native"
+  },
+  "relaychain": {
+    "chain": "rococo-local",
+    "default_command": "./tmp/polkadot",
+    "default_args": [
+      "--no-hardware-benchmarks",
+      "-lparachain=debug",
+      "--database=paritydb",
+      "--no-beefy",
+      "--detailed-log-output"
     ],
-    "types": {
-        "Header": {
-            "number": "u64",
-            "parent_hash": "Hash",
-            "post_state": "Hash"
+    "nodes": [
+      {
+        "name": "charlie",
+        "rpc_port": 9957,
+        "validator": true
+      },
+      {
+        "name": "bob",
+        "rpc_port": 9960,
+        "validator": true
+      }
+    ]
+  },
+  "parachains": [
+    {
+      "id": 2092,
+      "chain": "./zeitgeist-parachain-2092.json",
+      "collators": [
+        {
+          "name": "alice",
+          "command": "../target/release/zeitgeist",
+          "rpc_port": 9954,
+          "p2p_port": 33059,
+          "args": [
+            "-lparachain=debug",
+            "--force-authoring",
+            "--detailed-log-output"
+          ]
         }
+      ]
+    }
+  ],
+  "types": {
+    "Header": {
+      "number": "u64",
+      "parent_hash": "Hash",
+      "post_state": "Hash"
     }
+  }
 }
diff --git a/integration-tests/moonwall.config.json b/integration-tests/moonwall.config.json
@@ -3,6 +3,39 @@
   "defaultTestTimeout": 120000,
   "scriptsDir": "scripts/",
   "environments": [
+    {
+      "name": "zombienet_battery_station_upgrade",
+      "testFileDir": ["tests/rt-upgrade-zombienet"],
+      "runScripts": [
+        "build-node.sh",
+        "build-zeitgeist-spec.sh",
+        "download-polkadot.sh"
+      ],
+      "foundation": {
+        "launchSpec": [
+          {
+            "binPath": "../target/release/zeitgeist"
+          }
+        ],
+        "rtUpgradePath": "../target/release/wbuild/battery-station-runtime/battery_station_runtime.compact.compressed.wasm",
+        "type": "zombie",
+        "zombieSpec": {
+          "configPath": "./configs/zombieBatteryStation.json"
+        }
+      },
+      "connections": [
+        {
+          "name": "Relay",
+          "type": "polkadotJs",
+          "endpoints": ["ws://127.0.0.1:9947"]
+        },
+        {
+          "name": "parachain",
+          "type": "polkadotJs",
+          "endpoints": ["ws://127.0.0.1:9944"]
+        }
+      ]
+    },
     {
       "name": "zombienet_zeitgeist_upgrade",
       "testFileDir": ["tests/rt-upgrade-zombienet"],
@@ -27,12 +60,12 @@
         {
           "name": "Relay",
           "type": "polkadotJs",
-          "endpoints": ["ws://127.0.0.1:9947"]
+          "endpoints": ["ws://127.0.0.1:9957"]
         },
         {
           "name": "parachain",
           "type": "polkadotJs",
-          "endpoints": ["ws://127.0.0.1:9944"]
+          "endpoints": ["ws://127.0.0.1:9954"]
         }
       ]
     },

diff --git a/integration-tests/package.json b/integration-tests/package.json
@@ -12,6 +12,7 @@
     "@polkadot/api": "16.5.2",
     "@polkadot/keyring": "13.5.2",
     "@polkadot/types": "16.5.2",
+    "@polkadot/util": "13.5.2",
     "@polkadot/util-crypto": "13.5.2",
     "@types/node": "22.10.2",
     "debug": "4.3.4",

diff --git a/integration-tests/pnpm-lock.yaml b/integration-tests/pnpm-lock.yaml
diff --git a/integration-tests/scripts/build-zeitgeist-spec.sh b/integration-tests/scripts/build-zeitgeist-spec.sh
@@ -2,10 +2,68 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 # Exit on any error
-set -e
+set -euo pipefail
 
 # Always run the commands from the "integration-tests" dir
 cd $(dirname $0)/..
 
 mkdir -p specs
-../target/release/zeitgeist build-spec --chain=zeitgeist --raw > specs/zeitgeist-parachain-2092.json
+# Start from the dev plain spec so zombienet can customize it. Avoid parsing
+# and re-stringifying the whole JSON (which can switch large integers into
+# exponent form) by doing targeted string replacements.
+tmp_spec="$(mktemp)"
+../target/release/zeitgeist build-spec --chain=dev --disable-default-bootnode > "${tmp_spec}"
+
+out_path="$(pwd)/zeitgeist-parachain-2092.json"
+
+node - "${tmp_spec}" "${out_path}" <<'NODE'
+const fs = require("fs");
+const path = require("path");
+const [,, inPath, outPath] = process.argv;
+if (!inPath || !outPath) {
+  console.error("spec path arg missing");
+  process.exit(1);
+}
+
+let text = fs.readFileSync(inPath, "utf8");
+const replace = (pattern, replacement, label) => {
+  const next = text.replace(pattern, replacement);
+  if (next === text) {
+    console.error(`WARN: pattern not replaced (${label})`);
+  }
+  text = next;
+};
+
+replace(/"name"\s*:\s*"[^"]*"/, '"name": "Zeitgeist Rococo Local"', "name");
+replace(/"id"\s*:\s*"[^"]*"/, '"id": "zeitgeist_rococo_local"', "id");
+replace(/"relay_chain"\s*:\s*"[^"]*"/, '"relay_chain": "rococo-local"', "relay_chain");
+replace(/"parachain_id"\s*:\s*\d+/, '"parachain_id": 2092', "parachain_id");
+replace(/"chainType"\s*:\s*"[^"]*"/, '"chainType": "Local"', "chainType");
+replace(/"bootNodes"\s*:\s*\[[\s\S]*?\]/, '"bootNodes": []', "bootNodes");
+replace(/"telemetryEndpoints"\s*:\s*(\[[\s\S]*?\]|null)/, '"telemetryEndpoints": null', "telemetryEndpoints");
+replace(/"protocolId"\s*:\s*(null|"[^"]*")/, '"protocolId": "zeitgeist-rococo"', "protocolId");
+replace(/"ss58Format"\s*:\s*\d+/, '"ss58Format": 73', "ss58Format");
+replace(/"tokenDecimals"\s*:\s*[^,}\n]+/, '"tokenDecimals": 10', "tokenDecimals");
+replace(/"tokenSymbol"\s*:\s*"[^"]*"/, '"tokenSymbol": "ZTG"', "tokenSymbol");
+replace(/("parachainInfo"\s*:\s*\{\s*"parachainId"\s*:\s*)\d+/, "$1 2092", "parachainInfo.parachainId");
+
+fs.writeFileSync(outPath, text);
+console.log(`Wrote ${outPath}`);
+
+// Keep the runtime wasm that Moonwall will upload in sync with the code baked
+// into the genesis so the upgrade test compares against the correct artifact.
+try {
+  const spec = JSON.parse(text);
+  const codeHex = spec?.genesis?.runtimeGenesis?.code || spec?.genesis?.runtime?.code;
+  if (typeof codeHex === "string" && codeHex.startsWith("0x")) {
+    const wasmPath = path.resolve(process.cwd(), "../target/release/wbuild/zeitgeist-runtime/zeitgeist_runtime.compact.compressed.wasm");
+    fs.mkdirSync(path.dirname(wasmPath), { recursive: true });
+    fs.writeFileSync(wasmPath, Buffer.from(codeHex.slice(2), "hex"));
+    console.log(`Wrote runtime wasm to ${wasmPath}`);
+  } else {
+    console.error("WARN: runtime code not found in spec; skipping wasm write");
+  }
+} catch (err) {
+  console.error("WARN: failed to parse spec JSON to write wasm", err?.message || err);
+}
+NODE
diff --git a/integration-tests/scripts/download-polkadot.sh b/integration-tests/scripts/download-polkadot.sh
@@ -190,6 +190,10 @@ delete_if_not_binary "tmp/polkadot-prepare-worker"
 
 if [[ -x tmp/polkadot && -x tmp/polkadot-execute-worker && -x tmp/polkadot-prepare-worker ]]; then
 	POLKADOT_VERSION=$(tmp/polkadot --version || true)
+	if [[ -n "${POLKADOT_SKIP_DOWNLOAD:-}" ]]; then
+		echo "POLKADOT_SKIP_DOWNLOAD set; using existing polkadot binaries (${POLKADOT_VERSION:-unknown})."
+		exit 0
+	fi
 	if [[ "${POLKADOT_RELEASE}" == "latest" || "${POLKADOT_VERSION}" == *"${POLKADOT_RELEASE}"* ]]; then
 		echo "Polkadot binaries already match the requested release."
 		exit 0