GH-34 - Improve events assertion in example project.

odrotbohm · odrotbohm · commit a95db9be0d0a · 2022-10-18T09:51:26.000+02:00
diff --git a/spring-modulith-example/src/test/java/example/order/OrderIntegrationTests.java b/spring-modulith-example/src/test/java/example/order/OrderIntegrationTests.java
@@ -39,9 +39,9 @@ void publishesOrderCompletion(PublishedEvents events) {
 
 		orders.complete(reference);
 
-		assertThat(events.ofType(OrderCompleted.class))
-				.hasSize(1)
-				.element(0)
-				.extracting(OrderCompleted::getOrderId).isEqualTo(reference.getId());
+		var matchingMapped = events.ofType(OrderCompleted.class)
+				.matchingMapped(OrderCompleted::getOrderId, reference.getId()::equals);
+
+		assertThat(matchingMapped).hasSize(1);
 	}
 }

Original file line number	Diff line number	Diff line change
`@@ -39,9 +39,9 @@ void publishesOrderCompletion(PublishedEvents events) {`
`39`	`39`
`40`	`40`	`orders.complete(reference);`
`41`	`41`
`42`		`- assertThat(events.ofType(OrderCompleted.class))`
`43`		`- .hasSize(1)`
`44`		`- .element(0)`
`45`		`- .extracting(OrderCompleted::getOrderId).isEqualTo(reference.getId());`
	`42`	`+ var matchingMapped = events.ofType(OrderCompleted.class)`
	`43`	`+ .matchingMapped(OrderCompleted::getOrderId, reference.getId()::equals);`
	`44`	`+`
	`45`	`+ assertThat(matchingMapped).hasSize(1);`
`46`	`46`	`}`
`47`	`47`	`}`