add test case of WalletTest

Author: 317787106

framework/src/main/java/org/tron/core/config/args/Args.java

@@ -73,7 +73,6 @@
 import org.tron.core.store.AccountStore;
 import org.tron.keystore.Credentials;
 import org.tron.keystore.WalletUtils;
-import org.tron.p2p.P2pConfig;
 import org.tron.p2p.dns.update.DnsType;
 import org.tron.p2p.dns.update.PublishConfig;
 import org.tron.p2p.utils.NetUtil;

framework/src/test/java/org/tron/core/WalletTest.java

@@ -532,6 +532,16 @@ public void getPaginatedProposalList() {
 
   }
 
+  @Test
+  public void testGetProposalById() {
+    buildProposal();
+    //
+    Proposal proposal = wallet.getProposalById(ByteString.copyFrom(ByteArray.fromLong(1L)));
+    Assert.assertNotNull(proposal);
+    proposal = wallet.getProposalById(ByteString.copyFrom(ByteArray.fromLong(3L)));
+    Assert.assertNull(proposal);
+  }
+
   @Test
   public void getPaginatedExchangeList() {
     buildExchange();