Add test.

Author: maciejwalkowiak

sentry-spring/src/main/java/io/sentry/spring/SentryInitBeanPostProcessor.java

@@ -2,11 +2,14 @@
 
 import com.jakewharton.nopen.annotation.Open;
 import io.sentry.EventProcessor;
+import io.sentry.HubAdapter;
+import io.sentry.IHub;
 import io.sentry.ITransportFactory;
 import io.sentry.Integration;
 import io.sentry.Sentry;
 import io.sentry.SentryOptions;
 import io.sentry.SentryOptions.TracesSamplerCallback;
+import io.sentry.util.Objects;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.springframework.beans.BeansException;
@@ -24,6 +27,17 @@ public class SentryInitBeanPostProcessor
     implements BeanPostProcessor, ApplicationContextAware, DisposableBean {
   private @Nullable ApplicationContext applicationContext;
 
+  private final @NotNull IHub hub;
+
+  public SentryInitBeanPostProcessor() {
+    this(HubAdapter.getInstance());
+  }
+
+  SentryInitBeanPostProcessor(final @NotNull IHub hub) {
+    Objects.requireNonNull(hub, "hub is required");
+    this.hub = hub;
+  }
+
   @Override
   @SuppressWarnings({"unchecked", "deprecation"})
   public @NotNull Object postProcessAfterInitialization(
@@ -76,6 +90,6 @@ public void setApplicationContext(final @NotNull ApplicationContext applicationC
 
   @Override
   public void destroy() {
-    Sentry.close();
+    hub.close();
   }
 }

sentry-spring/src/test/kotlin/io/sentry/spring/SentryInitBeanPostProcessorTest.kt

@@ -0,0 +1,30 @@
+package io.sentry.spring
+
+import com.nhaarman.mockitokotlin2.mock
+import com.nhaarman.mockitokotlin2.verify
+import io.sentry.IHub
+import org.springframework.context.annotation.AnnotationConfigApplicationContext
+import org.springframework.context.annotation.Bean
+import org.springframework.context.annotation.Configuration
+import kotlin.test.Test
+
+class SentryInitBeanPostProcessorTest {
+
+    @Test
+    fun closesSentryOnApplicationContextDestroy() {
+        val ctx = AnnotationConfigApplicationContext(TestConfig::class.java)
+        val hub = ctx.getBean(IHub::class.java)
+        ctx.close()
+        verify(hub).close()
+    }
+
+    @Configuration
+    open class TestConfig {
+
+        @Bean(destroyMethod = "")
+        open fun hub() = mock<IHub>()
+
+        @Bean
+        open fun sentryInitBeanPostProcessor() = SentryInitBeanPostProcessor(hub())
+    }
+}