Add dummy BookstoreApplicationTests class

Signed-off-by: Pekka Helenius <fincer89@hotmail.com>

bookstore/src/test/java/com/fjordtek/bookstore/BookstoreApplicationTests.java

@@ -1,8 +1,20 @@
+// Pekka Helenius <fincer89@hotmail.com>, Fjordtek 2020
+
 package com.fjordtek.bookstore;
 
 import org.junit.jupiter.api.Test;
+import org.junit.runner.RunWith;
 import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+/**
+ *
+ * TODO: N/A
+ *
+ * @author Pekka Helenius
+ */
 
+@RunWith(SpringRunner.class)
 @SpringBootTest
 class BookstoreApplicationTests {