Only log status in ServletRequestHandledEvent

This commit updates the description of RequestHandledEvent to avoid
providing a misleading status as the absence of a failure logs OK which
can be inaccurate.

Closes gh-27595

spring-web/src/test/java/org/springframework/web/context/support/RequestHandledEventTests.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2002-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.web.context.support;
+
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link RequestHandledEvent}.
+ *
+ * @author Stephane Nicoll
+ */
+class RequestHandledEventTests {
+
+	@Test
+	void descriptionWithNullableFields() {
+		RequestHandledEvent event = new RequestHandledEvent(this, null, null, 400, null);
+		assertThat(event.getDescription()).isEqualTo("session=[null]; user=[null]; time=[400ms]");
+	}
+
+	@Test
+	void descriptionWithoutFailure() {
+		RequestHandledEvent event = new RequestHandledEvent(this, "123-456", "user", 400, null);
+		assertThat(event.getDescription()).isEqualTo("session=[123-456]; user=[user]; time=[400ms]");
+	}
+
+	@Test
+	void descriptionWithFailure() {
+		RequestHandledEvent event = new RequestHandledEvent(this, "123-456", "user", 400,
+				new IllegalStateException("Expected failure"));
+		assertThat(event.getDescription()).isEqualTo(
+				"session=[123-456]; user=[user]; time=[400ms]; failure=[java.lang.IllegalStateException: Expected failure]");
+	}
+
+}

spring-web/src/test/java/org/springframework/web/context/support/ServletRequestHandledEventTests.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2002-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.web.context.support;
+
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link ServletRequestHandledEvent}.
+ *
+ * @author Stephane Nicoll
+ */
+class ServletRequestHandledEventTests {
+
+	@Test
+	void descriptionWithoutStatusCode() {
+		ServletRequestHandledEvent event = new ServletRequestHandledEvent(this,
+				"/", "example.com", "GET", "dispatcher", "123-456", "user", 400);
+		assertThat(event.getDescription()).contains("status=[-1]")
+				.doesNotContain("failure=[");
+	}
+
+	@Test
+	void descriptionWithFailure() {
+		ServletRequestHandledEvent event = new ServletRequestHandledEvent(this,
+				"/", "example.com", "GET", "dispatcher", "123-456", "user",
+				400, new IllegalStateException("Test"), 500);
+		assertThat(event.getDescription()).contains("status=[500]",
+				"failure=[java.lang.IllegalStateException: Test]");
+	}
+
+}