diff --git a/Java/pom.xml b/Java/pom.xml
index f49c4cd..25fd5d7 100644
--- a/Java/pom.xml
+++ b/Java/pom.xml
@@ -6,16 +6,20 @@
AT
1.4.0
jar
+
UTF-8
false
3.8.1
+ 3.2.0
3.3.1
3.0.0-M4
+ 3.2.0
1.64
+
src/main/java
src/test/java
@@ -37,6 +41,19 @@
${skipTests}
+
+ org.apache.maven.plugins
+ maven-source-plugin
+ ${maven-source-plugin.version}
+
+
+ attach-sources
+
+ jar
+
+
+
+
org.apache.maven.plugins
maven-javadoc-plugin
@@ -50,9 +67,47 @@
+
+ org.apache.maven.plugins
+ maven-jar-plugin
+ ${maven-jar-plugin.version}
+
+
+
+ test-jar
+
+
+
+
+
+
+ org.apache.maven.plugins
+ maven-compiler-plugin
+ ${maven-compiler-plugin.version}
+
+
+ org.apache.maven.plugins
+ maven-surefire-plugin
+ ${maven-surefire-plugin.version}
+
+
+ org.apache.maven.plugins
+ maven-source-plugin
+ ${maven-source-plugin.version}
+
+
+ org.apache.maven.plugins
+ maven-javadoc-plugin
+ ${maven-javadoc-plugin.version}
+
+
+ org.apache.maven.plugins
+ maven-jar-plugin
+ ${maven-jar-plugin.version}
+
org.bouncycastle
bcprov-jdk15on
diff --git a/Java/src/main/java/org/ciyam/at/AtLoggerFactory.java b/Java/src/main/java/org/ciyam/at/AtLoggerFactory.java
index 2a07fa2..b327e8d 100644
--- a/Java/src/main/java/org/ciyam/at/AtLoggerFactory.java
+++ b/Java/src/main/java/org/ciyam/at/AtLoggerFactory.java
@@ -1,5 +1,6 @@
package org.ciyam.at;
+@FunctionalInterface
public interface AtLoggerFactory {
AtLogger create(final Class> loggerName);
diff --git a/Java/src/main/java/org/ciyam/at/OpCode.java b/Java/src/main/java/org/ciyam/at/OpCode.java
index ae13ece..04854dd 100644
--- a/Java/src/main/java/org/ciyam/at/OpCode.java
+++ b/Java/src/main/java/org/ciyam/at/OpCode.java
@@ -1070,7 +1070,11 @@ public enum OpCode {
public byte[] compile(Object... args) throws CompilationException {
if (args.length != this.params.length)
- throw new IllegalArgumentException(String.format("%s requires %d args, only %d passed", this.name(), this.params.length, args.length));
+ throw new IllegalArgumentException(String.format("%s requires %d arg%s, but %d passed",
+ this.name(),
+ this.params.length,
+ this.params.length != 1 ? "s" : "",
+ args.length));
ByteBuffer byteBuffer = ByteBuffer.allocate(32); // 32 should easily be enough
diff --git a/Java/src/test/java/org/ciyam/at/BlockchainFunctionCodeTests.java b/Java/src/test/java/org/ciyam/at/BlockchainFunctionCodeTests.java
index 5df06f8..4ae7402 100644
--- a/Java/src/test/java/org/ciyam/at/BlockchainFunctionCodeTests.java
+++ b/Java/src/test/java/org/ciyam/at/BlockchainFunctionCodeTests.java
@@ -86,13 +86,27 @@ public class BlockchainFunctionCodeTests extends ExecutableTest {
@Test
public void testPutPreviousBlockHashIntoA() throws ExecutionException {
- int previousBlockHeight = TestAPI.DEFAULT_INITIAL_BLOCK_HEIGHT - 1;
+ // Generate some blocks containing transactions (but none to AT)
+ TestBlock newBlock = api.generateBlockWithNonAtTransactions();
+ api.addBlockToChain(newBlock);
+ api.bumpCurrentBlockHeight();
+
+ newBlock = api.generateBlockWithNonAtTransactions();
+ api.addBlockToChain(newBlock);
+ api.bumpCurrentBlockHeight();
+
+ // Generate a block containing transaction to AT
+ newBlock = api.generateBlockWithAtTransaction();
+ api.addBlockToChain(newBlock);
+ int previousBlockHeight = api.getCurrentBlockHeight();
+ api.bumpCurrentBlockHeight();
codeByteBuffer.put(OpCode.EXT_FUN.value).putShort(FunctionCode.PUT_PREVIOUS_BLOCK_HASH_INTO_A.value);
codeByteBuffer.put(OpCode.FIN_IMD.value);
execute(true);
+ // previousBlockHeight - 1 because index into blockchain starts at 0, whereas block heights start at 1
byte[] expectedBlockHash = api.blockchain.get(previousBlockHeight - 1).blockHash;
byte[] aBytes = api.getA(state);
diff --git a/Java/src/test/java/org/ciyam/at/test/ExecutableTest.java b/Java/src/test/java/org/ciyam/at/test/ExecutableTest.java
index cc5bff8..96a52c8 100644
--- a/Java/src/test/java/org/ciyam/at/test/ExecutableTest.java
+++ b/Java/src/test/java/org/ciyam/at/test/ExecutableTest.java
@@ -96,6 +96,9 @@ public abstract class ExecutableTest {
System.out.println("New balance: " + TestAPI.prettyAmount(newBalance));
api.setCurrentBalance(newBalance);
+ // Add block, possibly containing AT-created transactions, to chain to at least provide block hashes
+ api.addCurrentBlockToChain();
+
// Bump block height
api.bumpCurrentBlockHeight();
diff --git a/Java/src/test/java/org/ciyam/at/test/QuietTestLogger.java b/Java/src/test/java/org/ciyam/at/test/QuietTestLogger.java
new file mode 100644
index 0000000..f27c809
--- /dev/null
+++ b/Java/src/test/java/org/ciyam/at/test/QuietTestLogger.java
@@ -0,0 +1,37 @@
+package org.ciyam.at.test;
+
+import org.ciyam.at.AtLogger;
+
+import java.util.function.Supplier;
+
+public class QuietTestLogger implements AtLogger {
+
+ @Override
+ public void error(String message) {
+ System.err.println("ERROR: " + message);
+ }
+
+ @Override
+ public void error(Supplier messageSupplier) {
+ System.err.println("ERROR: " + messageSupplier.get());
+ }
+
+ @Override
+ public void debug(String message) {
+ }
+
+ @Override
+ public void debug(Supplier messageSupplier) {
+ }
+
+ @Override
+ public void echo(String message) {
+ System.err.println("ECHO: " + message);
+ }
+
+ @Override
+ public void echo(Supplier messageSupplier) {
+ System.err.println("ECHO: " + messageSupplier.get());
+ }
+
+}
diff --git a/Java/src/test/java/org/ciyam/at/test/QuietTestLoggerFactory.java b/Java/src/test/java/org/ciyam/at/test/QuietTestLoggerFactory.java
new file mode 100644
index 0000000..d1325d1
--- /dev/null
+++ b/Java/src/test/java/org/ciyam/at/test/QuietTestLoggerFactory.java
@@ -0,0 +1,13 @@
+package org.ciyam.at.test;
+
+import org.ciyam.at.AtLogger;
+import org.ciyam.at.AtLoggerFactory;
+
+public class QuietTestLoggerFactory implements AtLoggerFactory {
+
+ @Override
+ public AtLogger create(Class> loggerName) {
+ return new QuietTestLogger();
+ }
+
+}
diff --git a/Java/src/test/java/org/ciyam/at/test/TestAPI.java b/Java/src/test/java/org/ciyam/at/test/TestAPI.java
index d500eef..316dca0 100644
--- a/Java/src/test/java/org/ciyam/at/test/TestAPI.java
+++ b/Java/src/test/java/org/ciyam/at/test/TestAPI.java
@@ -19,7 +19,7 @@ import org.ciyam.at.Timestamp;
public class TestAPI extends API {
/** Average period between blocks, in seconds. */
- public static final int BLOCK_PERIOD = 10 * 60;
+ public static final int BLOCK_PERIOD = 60;
/** Maximum number of steps before auto-sleep. */
public static final int MAX_STEPS_PER_ROUND = 500;
/** Op-code step multiplier for calling functions. */
@@ -102,29 +102,27 @@ public class TestAPI extends API {
}
}
- public List blockchain;
- public Map accounts;
- public Map transactions;
+ public List blockchain = new ArrayList<>();
+ public Map accounts = new HashMap<>();
+ public Map transactions = new HashMap<>();
+ public List atTransactions = new ArrayList<>();
+ private TestBlock currentBlock = new TestBlock();
private int currentBlockHeight;
public TestAPI() {
this.currentBlockHeight = DEFAULT_INITIAL_BLOCK_HEIGHT;
// Fill block chain from block 1 to initial height with empty blocks
- blockchain = new ArrayList<>();
for (int h = 1; h <= this.currentBlockHeight; ++h)
blockchain.add(new TestBlock());
// Set up test accounts
- accounts = new HashMap<>();
new TestAccount(AT_CREATOR_ADDRESS, 1000000L).addToMap(accounts);
new TestAccount(AT_ADDRESS, DEFAULT_INITIAL_BALANCE).addToMap(accounts);
new TestAccount("Initiator", 100000L).addToMap(accounts);
new TestAccount("Responder", 200000L).addToMap(accounts);
new TestAccount("Bystander", 300000L).addToMap(accounts);
-
- transactions = new HashMap<>();
}
public static byte[] encodeAddress(String address) {
@@ -153,6 +151,15 @@ public class TestAPI extends API {
this.currentBlockHeight = blockHeight;
}
+ public void addTransactionToCurrentBlock(TestTransaction testTransaction) {
+ currentBlock.transactions.add(testTransaction);
+ }
+
+ public void addCurrentBlockToChain() {
+ addBlockToChain(currentBlock);
+ currentBlock = new TestBlock();
+ }
+
public TestBlock addBlockToChain(TestBlock newBlock) {
blockchain.add(newBlock);
final int blockHeight = blockchain.size();
@@ -165,6 +172,10 @@ public class TestAPI extends API {
// Add to transactions map
transactions.put(stringifyHash(transaction.txHash), transaction);
+
+ // Transaction sent/received by AT? Add to AT transactions list
+ if (transaction.sender.equals(AT_ADDRESS) || transaction.recipient.equals(AT_ADDRESS))
+ atTransactions.add(transaction);
}
return newBlock;
@@ -288,7 +299,11 @@ public class TestAPI extends API {
if (transaction.recipient.equals("AT")) {
// Found a transaction
- System.out.println("Found transaction at height " + blockHeight + " sequence " + transactionSequence);
+ System.out.println(String.format("Found transaction at height %d, sequence %d: %s from %s",
+ blockHeight,
+ transactionSequence,
+ transaction.txType.name(),
+ transaction.sender));
// Generate pseudo-hash of transaction
this.setA(state, transaction.txHash);
@@ -392,12 +407,29 @@ public class TestAPI extends API {
if (recipient == null)
throw new IllegalStateException("Refusing to pay to unknown account: " + address);
+ if (amount < 0)
+ throw new IllegalStateException(String.format("Refusing to pay negative amount: %s", amount));
+
+ if (amount == 0) {
+ System.out.println(String.format("Skipping zero-amount payment to account %s", address));
+ return;
+ }
+
recipient.balance += amount;
System.out.println(String.format("Paid %s to '%s', their balance now: %s", prettyAmount(amount), recipient.address, prettyAmount(recipient.balance)));
final long previousBalance = state.getCurrentBalance();
final long newBalance = previousBalance - amount;
System.out.println(String.format("AT balance was %s, now: %s", prettyAmount(previousBalance), prettyAmount(newBalance)));
+
+ // Add suitable transaction to currentBlock
+
+ // Generate tx hash
+ byte[] txHash = new byte[32];
+ RANDOM.nextBytes(txHash);
+
+ TestTransaction testTransaction = new TestTransaction(txHash, AT_ADDRESS, recipient.address, amount);
+ addTransactionToCurrentBlock(testTransaction);
}
@Override
@@ -409,7 +441,17 @@ public class TestAPI extends API {
if (recipient == null)
throw new IllegalStateException("Refusing to send message to unknown account: " + address);
- recipient.messages.add(this.getA(state));
+ byte[] message = this.getA(state);
+ recipient.messages.add(message);
+
+ // Add suitable transaction to currentBlock
+
+ // Generate tx hash
+ byte[] txHash = new byte[32];
+ RANDOM.nextBytes(txHash);
+
+ TestTransaction testTransaction = new TestTransaction(txHash, AT_ADDRESS, recipient.address, message);
+ addTransactionToCurrentBlock(testTransaction);
}
@Override