Merge pull request #8125 from eugenp/revert-8119-BAEL-3275-2

Revert "BAEL-3275: Using blocking queue for pub-sub"

axon/src/test/java/com/baeldung/axon/commandmodel/OrderAggregateUnitTest.java

@@ -0,0 +1,62 @@
+package com.baeldung.axon.commandmodel;
+
+import java.util.UUID;
+
+import com.baeldung.axon.coreapi.exceptions.UnconfirmedOrderException;
+import org.axonframework.test.aggregate.AggregateTestFixture;
+import org.axonframework.test.aggregate.FixtureConfiguration;
+import org.junit.*;
+
+import com.baeldung.axon.coreapi.commands.ConfirmOrderCommand;
+import com.baeldung.axon.coreapi.commands.PlaceOrderCommand;
+import com.baeldung.axon.coreapi.commands.ShipOrderCommand;
+import com.baeldung.axon.coreapi.events.OrderConfirmedEvent;
+import com.baeldung.axon.coreapi.events.OrderPlacedEvent;
+import com.baeldung.axon.coreapi.events.OrderShippedEvent;
+
+public class OrderAggregateUnitTest {
+
+    private FixtureConfiguration<OrderAggregate> fixture;
+
+    @Before
+    public void setUp() {
+        fixture = new AggregateTestFixture<>(OrderAggregate.class);
+    }
+
+    @Test
+    public void giveNoPriorActivity_whenPlaceOrderCommand_thenShouldPublishOrderPlacedEvent() {
+        String orderId = UUID.randomUUID().toString();
+        String product = "Deluxe Chair";
+        fixture.givenNoPriorActivity()
+               .when(new PlaceOrderCommand(orderId, product))
+               .expectEvents(new OrderPlacedEvent(orderId, product));
+    }
+
+    @Test
+    public void givenOrderPlacedEvent_whenConfirmOrderCommand_thenShouldPublishOrderConfirmedEvent() {
+        String orderId = UUID.randomUUID().toString();
+        String product = "Deluxe Chair";
+        fixture.given(new OrderPlacedEvent(orderId, product))
+               .when(new ConfirmOrderCommand(orderId))
+               .expectEvents(new OrderConfirmedEvent(orderId));
+    }
+
+    @Test
+    public void givenOrderPlacedEvent_whenShipOrderCommand_thenShouldThrowUnconfirmedOrderException() {
+        String orderId = UUID.randomUUID().toString();
+        String product = "Deluxe Chair";
+        fixture.given(new OrderPlacedEvent(orderId, product))
+               .when(new ShipOrderCommand(orderId))
+               .expectException(UnconfirmedOrderException.class);
+    }
+
+    @Test
+    public void givenOrderPlacedEventAndOrderConfirmedEvent_whenShipOrderCommand_thenShouldPublishOrderShippedEvent() {
+        String orderId = UUID.randomUUID().toString();
+        String product = "Deluxe Chair";
+        fixture.given(new OrderPlacedEvent(orderId, product), new OrderConfirmedEvent(orderId))
+               .when(new ShipOrderCommand(orderId))
+               .expectEvents(new OrderShippedEvent(orderId));
+    }
+
+}