feat: add Bitcoin Testnet4 static chain info

changelog.md

@@ -12,6 +12,7 @@
 * [2870](https://github.com/zeta-chain/node/pull/2870) - support for multiple Bitcoin chains in the zetaclient
 * [2883](https://github.com/zeta-chain/node/pull/2883) - add chain static information for btc signet testnet
 * [2907](https://github.com/zeta-chain/node/pull/2907) - derive Bitcoin tss address by chain id and added more Signet static info
+* [2911](https://github.com/zeta-chain/node/pull/2911) - add chain static information for btc testnet4
 
 ### Refactor
 

docs/openapi/openapi.swagger.yaml

@@ -56986,7 +56986,6 @@ definitions:
       - solana_mainnet
       - solana_devnet
       - solana_localnet
-      - btc_signet_testnet
     default: empty
     title: |-
       ChainName represents the name of the chain

pkg/chains/chains.go

@@ -169,8 +169,8 @@ var (
 		Name:        "btc_testnet",
 	}
 
+	// BitcoinSignetTestnet is Bitcoin Signet testnet
 	BitcoinSignetTestnet = Chain{
-		ChainName:   ChainName_btc_signet_testnet,
 		ChainId:     18333,
 		Network:     Network_btc,
 		NetworkType: NetworkType_testnet,
@@ -181,6 +181,18 @@ var (
 		Name:        "btc_signet_testnet",
 	}
 
+	// BitcoinTestnet4 is Bitcoin testnet4
+	BitcoinTestnet4 = Chain{
+		ChainId:     18334,
+		Network:     Network_btc,
+		NetworkType: NetworkType_testnet,
+		Vm:          Vm_no_vm,
+		Consensus:   Consensus_bitcoin,
+		IsExternal:  true,
+		CctxGateway: CCTXGateway_observers,
+		Name:        "btc_testnet4",
+	}
+
 	// Amoy is Polygon amoy testnet
 	Amoy = Chain{
 		ChainName:   ChainName_amoy_testnet,
@@ -360,6 +372,7 @@ func DefaultChainsList() []Chain {
 		Ethereum,
 		BitcoinTestnet,
 		BitcoinSignetTestnet,
+		BitcoinTestnet4,
 		Mumbai,
 		Amoy,
 		BscTestnet,

pkg/chains/chains_test.go

@@ -11,7 +11,9 @@ import (
 func TestChain_Name(t *testing.T) {
 	t.Run("new Name field is compatible with ChainName enum", func(t *testing.T) {
 		for _, chain := range chains.DefaultChainsList() {
-			require.EqualValues(t, chain.Name, chain.ChainName.String())
+			if chain.ChainName != chains.ChainName_empty {
+				require.EqualValues(t, chain.Name, chain.ChainName.String())
+			}
 		}
 	})
 }
@@ -43,6 +45,7 @@ func TestChainListByNetworkType(t *testing.T) {
 				chains.ZetaChainTestnet,
 				chains.BitcoinTestnet,
 				chains.BitcoinSignetTestnet,
+				chains.BitcoinTestnet4,
 				chains.Mumbai,
 				chains.Amoy,
 				chains.BscTestnet,
@@ -95,6 +98,7 @@ func TestChainListByNetwork(t *testing.T) {
 				chains.BitcoinMainnet,
 				chains.BitcoinTestnet,
 				chains.BitcoinSignetTestnet,
+				chains.BitcoinTestnet4,
 				chains.BitcoinRegtest,
 			},
 		},
@@ -144,6 +148,7 @@ func TestDefaultChainList(t *testing.T) {
 		chains.Ethereum,
 		chains.BitcoinTestnet,
 		chains.BitcoinSignetTestnet,
+		chains.BitcoinTestnet4,
 		chains.Mumbai,
 		chains.Amoy,
 		chains.BscTestnet,
@@ -181,6 +186,7 @@ func TestChainListByGateway(t *testing.T) {
 				chains.Ethereum,
 				chains.BitcoinTestnet,
 				chains.BitcoinSignetTestnet,
+				chains.BitcoinTestnet4,
 				chains.Mumbai,
 				chains.Amoy,
 				chains.BscTestnet,
@@ -224,6 +230,7 @@ func TestExternalChainList(t *testing.T) {
 		chains.Ethereum,
 		chains.BitcoinTestnet,
 		chains.BitcoinSignetTestnet,
+		chains.BitcoinTestnet4,
 		chains.Mumbai,
 		chains.Amoy,
 		chains.BscTestnet,

proto/zetachain/zetacore/pkg/chains/chains.proto

@@ -48,8 +48,6 @@ enum ChainName {
   solana_mainnet = 21;
   solana_devnet = 22;
   solana_localnet = 23;
-
-  btc_signet_testnet = 24;
 }
 
 // Network represents the network of the chain

typescript/zetachain/zetacore/pkg/chains/chains_pb.d.ts

@@ -148,11 +148,6 @@ export declare enum ChainName {
    * @generated from enum value: solana_localnet = 23;
    */
   solana_localnet = 23,
-
-  /**
-   * @generated from enum value: btc_signet_testnet = 24;
-   */
-  btc_signet_testnet = 24,
 }
 
 /**

zetaclient/config/types.go

@@ -50,7 +50,7 @@ type BTCConfig struct {
 	RPCUsername     string `mask:"filled"`
 	RPCPassword     string `mask:"filled"`
 	RPCHost         string `mask:"filled"`
-	RPCParams       string // "regtest", "mainnet", "testnet3" , "signet"
+	RPCParams       string // "regtest", "mainnet", "testnet3" , "signet", "testnet4"
 	RPCAlertLatency int64
 }