change: 丰富测试用例; 并发性状态机CAS默认触发状态处理器.

src/test/java/com/serliunx/statemanagement/MachineTest.java

@@ -7,6 +7,9 @@ import com.serliunx.statemanagement.support.PrinterEvent;
 import com.serliunx.statemanagement.support.PrinterState;
 import org.junit.Test;
 
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
 /**
  * 状态机测试
  *
@@ -16,6 +19,8 @@ import org.junit.Test;
  */
 public class MachineTest {
 
+	private final ExecutorService executor = Executors.newFixedThreadPool(5);
+
 	@Test
 	public void testStandardStateMachine() throws Exception {
 		StateMachine<PrinterState> stateMachine = StateMachineBuilder.from(PrinterState.values())
@@ -46,4 +51,22 @@ public class MachineTest {
 		System.out.println(stateMachine.current());
 		stateMachine.close();
 	}
+
+	@Test
+	public void testConcurrentStateMachine2() throws Exception {
+		ConcurrentStateMachine<PrinterState> stateMachine = StateMachineBuilder.from(PrinterState.values())
+				.async(false)
+				.concurrent()
+				.whenEntry(PrinterState.STOPPING, h -> {
+					System.out.println("entering stopping...");
+				})
+				.build();
+
+		for (int i = 0; i < 5; i++) {
+			executor.execute(() -> {
+				System.out.println(stateMachine.compareAndSet(PrinterState.IDLE, PrinterState.STOPPING, true));
+			});
+		}
+
+	}
 }