add a test for the version

Author: andreaTP

operator-framework-core/src/test/java/io/javaoperatorsdk/operator/api/config/VersionTest.java

@@ -0,0 +1,17 @@
+package io.javaoperatorsdk.operator.api.config;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.Assert.assertEquals;
+
+public class VersionTest {
+
+  @Test
+  void versionShouldReturnTheSameResultFromMavenAndProperties() {
+    String versionFromProperties = Utils.loadFromProperties().getSdkVersion();
+    String versionFromMaven = Version.UNKNOWN.getSdkVersion();
+
+    assertEquals(versionFromProperties, versionFromMaven);
+  }
+
+}