Updated and added some naming tests.

src/test/java/org/qortal/test/naming/MiscTests.java

@@ -7,15 +7,13 @@ import java.util.List;
 import org.junit.Before;
 import org.junit.Test;
 import org.qortal.account.PrivateKeyAccount;
-import org.qortal.data.transaction.RegisterNameTransactionData;
-import org.qortal.data.transaction.TransactionData;
-import org.qortal.data.transaction.UpdateNameTransactionData;
+import org.qortal.asset.Asset;
+import org.qortal.controller.BlockMinter;
+import org.qortal.data.transaction.*;
 import org.qortal.repository.DataException;
 import org.qortal.repository.Repository;
 import org.qortal.repository.RepositoryManager;
-import org.qortal.test.common.BlockUtils;
-import org.qortal.test.common.Common;
-import org.qortal.test.common.TransactionUtils;
+import org.qortal.test.common.*;
 import org.qortal.test.common.transaction.TestTransaction;
 import org.qortal.transaction.Transaction;
 import org.qortal.transaction.Transaction.ValidationResult;
@@ -68,6 +66,30 @@ public class MiscTests extends Common {
 		}
 	}
 
+	// test trying to register same name twice (with different creator)
+	@Test
+	public void testDuplicateRegisterNameWithDifferentCreator() throws DataException {
+		try (final Repository repository = RepositoryManager.getRepository()) {
+			// Register-name
+			PrivateKeyAccount alice = Common.getTestAccount(repository, "alice");
+			String name = "test-name";
+			String data = "{}";
+
+			RegisterNameTransactionData transactionData = new RegisterNameTransactionData(TestTransaction.generateBase(alice), name, data);
+			TransactionUtils.signAndMint(repository, transactionData, alice);
+
+			// duplicate (this time registered by Bob)
+			PrivateKeyAccount bob = Common.getTestAccount(repository, "bob");
+			String duplicateName = "TEST-nÁme";
+			transactionData = new RegisterNameTransactionData(TestTransaction.generateBase(bob), duplicateName, data);
+			Transaction transaction = Transaction.fromData(repository, transactionData);
+			transaction.sign(alice);
+
+			ValidationResult result = transaction.importAsUnconfirmed();
+			assertTrue("Transaction should be invalid", ValidationResult.OK != result);
+		}
+	}
+
 	// test register then trying to update another name to existing name
 	@Test
 	public void testUpdateToExistingName() throws DataException {
@@ -166,7 +188,55 @@ public class MiscTests extends Common {
 		}
 	}
 
-	// test registering and then orphaning multiple times (to simulate several re-orgs)
+	@Test
+	public void testOrphanAndReregisterName() throws DataException {
+		try (final Repository repository = RepositoryManager.getRepository()) {
+
+			PrivateKeyAccount alice = Common.getTestAccount(repository, "alice");
+			String name = "test-name";
+			String data = "{\"age\":30}";
+
+			// Ensure the name doesn't exist
+			assertNull(repository.getNameRepository().fromName(name));
+
+			// Register the name
+			RegisterNameTransactionData transactionData = new RegisterNameTransactionData(TestTransaction.generateBase(alice), name, data);
+			TransactionUtils.signAndMint(repository, transactionData, alice);
+
+			// Ensure the name exists and the data is correct
+			assertEquals(data, repository.getNameRepository().fromName(name).getData());
+
+			// Orphan the latest block
+			BlockUtils.orphanBlocks(repository, 1);
+
+			// Ensure the name doesn't exist once again
+			assertNull(repository.getNameRepository().fromName(name));
+
+			// Now check there is an unconfirmed transaction
+			assertEquals(1, repository.getTransactionRepository().getUnconfirmedTransactions().size());
+
+			// Re-mint the block, including the original transaction
+			BlockMinter.mintTestingBlock(repository, Common.getTestAccount(repository, "alice-reward-share"));
+
+			// There should no longer be an unconfirmed transaction
+			assertEquals(0, repository.getTransactionRepository().getUnconfirmedTransactions().size());
+
+			// Orphan the latest block
+			BlockUtils.orphanBlocks(repository, 1);
+
+			// There should now be an unconfirmed transaction again
+			assertEquals(1, repository.getTransactionRepository().getUnconfirmedTransactions().size());
+
+			// Re-mint the block, including the original transaction
+			BlockMinter.mintTestingBlock(repository, Common.getTestAccount(repository, "alice-reward-share"));
+
+			// Ensure there are no unconfirmed transactions
+			assertEquals(0, repository.getTransactionRepository().getUnconfirmedTransactions().size());
+		}
+	}
+
+	// test registering and then orphaning multiple times, with a different versions of the transaction each time
+	// we can sometimes end up with more than one version of a transaction, if it is signed and submitted twice
 	@Test
 	public void testMultipleRegisterNameAndOrphan() throws DataException {
 		try (final Repository repository = RepositoryManager.getRepository()) {
@@ -175,7 +245,7 @@ public class MiscTests extends Common {
 			String name = "test-name";
 			String data = "{\"age\":30}";
 
-			for (int i = 0; i < 10; i++) {
+			for (int i = 1; i <= 10; i++) {
 
 				// Ensure the name doesn't exist
 				assertNull(repository.getNameRepository().fromName(name));
@@ -187,9 +257,16 @@ public class MiscTests extends Common {
 				// Ensure the name exists and the data is correct
 				assertEquals(data, repository.getNameRepository().fromName(name).getData());
 
+				// The number of unconfirmed transactions should equal the number of cycles minus 1 (because one is in a block)
+				// If more than one made it into a block, this test would fail
+				assertEquals(i-1, repository.getTransactionRepository().getUnconfirmedTransactions().size());
+
 				// Orphan the latest block
 				BlockUtils.orphanBlocks(repository, 1);
 
+				// The number of unconfirmed transactions should equal the number of cycles
+				assertEquals(i, repository.getTransactionRepository().getUnconfirmedTransactions().size());
+
 				// Ensure the name doesn't exist once again
 				assertNull(repository.getNameRepository().fromName(name));
 			}