BAEL-3499 Added files for article (#8498)

spring-boot/src/test/java/com/baeldung/buildproperties/BuildInfoServiceIntegrationTest.java

@@ -0,0 +1,24 @@
+package com.baeldung.buildproperties;
+
+import static org.junit.Assert.assertThat;
+
+import org.hamcrest.Matchers;
+import org.junit.jupiter.api.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = Application.class)
+class BuildInfoServiceIntegrationTest {
+
+    @Autowired
+    private BuildInfoService service;
+    
+    @Test
+    void whenGetApplicationDescription_thenSuccess() {
+        assertThat(service.getApplicationDescription(), Matchers.is("This is simple boot application for Spring boot actuator test"));
+        assertThat(service.getApplicationVersion(), Matchers.is("0.0.1-SNAPSHOT"));
+    }
+}