Add Integration Tests asserting fixed duration expiration timeout for a Session.

Resolved gh-5.

spring-session-data-geode/src/integration-test/java/org/springframework/session/data/gemfire/expiration/CustomSessionExpirationConfigurationIntegrationTests.java

@@ -38,6 +38,7 @@ import org.springframework.session.data.gemfire.config.annotation.web.http.Enabl
 import org.springframework.session.data.gemfire.config.annotation.web.http.GemFireHttpSessionConfiguration;
 import org.springframework.session.data.gemfire.expiration.config.SessionExpirationTimeoutAware;
 import org.springframework.session.data.gemfire.expiration.support.SessionExpirationPolicyCustomExpiryAdapter;
+import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringRunner;
 import org.springframework.util.ReflectionUtils;
 
@@ -51,14 +52,17 @@ import org.springframework.util.ReflectionUtils;
  * @see org.springframework.context.annotation.Bean
  * @see org.springframework.data.gemfire.config.annotation.PeerCacheApplication
  * @see org.springframework.data.gemfire.tests.mock.annotation.EnableGemFireMockObjects
+ * @see org.springframework.session.Session
  * @see org.springframework.session.data.gemfire.config.annotation.web.http.EnableGemFireHttpSession
  * @see org.springframework.session.data.gemfire.config.annotation.web.http.GemFireHttpSessionConfiguration
  * @see org.springframework.session.data.gemfire.expiration.config.SessionExpirationTimeoutAware
  * @see org.springframework.session.data.gemfire.expiration.support.SessionExpirationPolicyCustomExpiryAdapter
+ * @see org.springframework.test.context.ContextConfiguration
  * @see org.springframework.test.context.junit4.SpringRunner
  * @since 2.1.0
  */
 @RunWith(SpringRunner.class)
+@ContextConfiguration
 @SuppressWarnings("unused")
 public class CustomSessionExpirationConfigurationIntegrationTests {
 

spring-session-data-geode/src/integration-test/java/org/springframework/session/data/gemfire/expiration/FixedTimeoutSessionExpirationIntegrationTests.java

@@ -0,0 +1,101 @@
+/*
+ * Copyright 2017 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
+ *
+ *      http://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.session.data.gemfire.expiration;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.time.Duration;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import org.apache.geode.cache.client.ClientRegionShortcut;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.data.gemfire.config.annotation.ClientCacheApplication;
+import org.springframework.session.Session;
+import org.springframework.session.data.gemfire.AbstractGemFireIntegrationTests;
+import org.springframework.session.data.gemfire.config.annotation.web.http.EnableGemFireHttpSession;
+import org.springframework.session.data.gemfire.expiration.support.FixedTimeoutSessionExpirationPolicy;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringRunner;
+
+/**
+ * Integration tests asserting fixed duration expiration timeout for a {@link Session}.
+ *
+ * @author John Blum
+ * @see java.time.Duration
+ * @see org.junit.Test
+ * @see org.springframework.session.Session
+ * @see org.springframework.session.data.gemfire.config.annotation.web.http.EnableGemFireHttpSession
+ * @see org.springframework.session.data.gemfire.expiration.support.FixedTimeoutSessionExpirationPolicy
+ * @see org.springframework.test.context.ContextConfiguration
+ * @see org.springframework.test.context.junit4.SpringRunner
+ * @since 2.1.0
+ */
+@RunWith(SpringRunner.class)
+@ContextConfiguration
+@SuppressWarnings("unused")
+public class FixedTimeoutSessionExpirationIntegrationTests extends AbstractGemFireIntegrationTests {
+
+	@Test
+	public void sessionExpiresAfterFixedDuration() {
+
+		Session session = save(touch(createSession()));
+
+		assertThat(session).isNotNull();
+		assertThat(session.getId()).isNotNull();
+		assertThat(session.isExpired()).isFalse();
+
+		waitOnCondition(() -> false, 1500L);
+
+		Session loadedSession = get(session.getId());
+
+		assertThat(loadedSession).isNotNull();
+		assertThat(loadedSession).isEqualTo(session);
+		assertThat(loadedSession.isExpired()).isFalse();
+
+		Session updatedSession = save(touch(loadedSession));
+
+		waitOnCondition(() -> false, 1500L);
+
+		long currentTime = System.currentTimeMillis();
+
+		assertThat(currentTime - updatedSession.getLastAccessedTime().toEpochMilli())
+			.isLessThan(Duration.ofSeconds(3).toMillis());
+
+		assertThat(currentTime - updatedSession.getCreationTime().toEpochMilli())
+			.isGreaterThanOrEqualTo(Duration.ofSeconds(3).toMillis());
+
+		// A null return value signifies the Session expired!!
+		assertThat(this.<Session>get(updatedSession.getId())).isNull();
+	}
+
+	@ClientCacheApplication(logLevel = "error")
+	@EnableGemFireHttpSession(
+		clientRegionShortcut = ClientRegionShortcut.LOCAL,
+		poolName = "DEFAULT",
+		sessionExpirationPolicyBeanName = "fixedTimeoutSessionExpirationPolicy"
+	)
+	static class TestConfiguration {
+
+		@Bean
+		SessionExpirationPolicy fixedTimeoutSessionExpirationPolicy() {
+			return new FixedTimeoutSessionExpirationPolicy(Duration.ofSeconds(3));
+		}
+	}
+}