Merge pull request #6432 from BitGo/coin-4755-msg-signing-support-ada-sol

feat: enable message signing for ADA and SOL

Author: bhavidhingra

modules/bitgo/test/v2/unit/wallet.ts

@@ -3472,29 +3472,6 @@ describe('V2 Wallet:', function () {
         nock.cleanAll();
       });
 
-      describe('should throw error for unsupported coins', function () {
-        it('sol signMessage', async function () {
-          await tssSolWallet
-            .signMessage({
-              reqId,
-              message: { messageRaw },
-              prv: 'secretKey',
-            })
-            .should.be.rejectedWith('Message signing not supported for Testnet Solana');
-        });
-
-        it('sol create signMessage tx request', async function () {
-          await tssSolWallet
-            .buildSignMessageRequest({
-              message: {
-                messageRaw,
-                messageStandardType: MessageStandardType.EIP191,
-              },
-            })
-            .should.be.rejectedWith('Message signing not supported for Testnet Solana');
-        });
-      });
-
       messageSigningCoins.map((coinName) => {
         const expectedWithCoinField = { ...expected, coin: 'teth' };
 

modules/sdk-coin-ada/src/ada.ts

@@ -605,6 +605,11 @@ export class Ada extends BaseCoin {
     return true;
   }
 
+  /** @inheritDoc */
+  supportsMessageSigning(): boolean {
+    return true;
+  }
+
   /** inherited doc */
   getDefaultMultisigType(): MultisigType {
     return multisigTypes.tss;

modules/sdk-coin-sol/src/sol.ts

@@ -194,6 +194,11 @@ export class Sol extends BaseCoin {
     return true;
   }
 
+  /** @inheritDoc */
+  supportsMessageSigning(): boolean {
+    return true;
+  }
+
   /** inherited doc */
   getDefaultMultisigType(): MultisigType {
     return multisigTypes.tss;