@RunWith in JUnit5

junit5/src/main/java/com/baeldung/junit5/mockito/Greetings.java

@@ -0,0 +1,9 @@
+package com.baeldung.junit5.mockito;
+
+public class Greetings {
+
+    public static String sayHello() {
+        return "Hello";
+    }
+
+}

junit5/src/test/java/com/baeldung/GreetingsTest.java

@@ -0,0 +1,19 @@
+package com.baeldung;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.Test;
+import org.junit.platform.runner.JUnitPlatform;
+import org.junit.runner.RunWith;
+
+import com.baeldung.junit5.mockito.Greetings;
+
+@RunWith(JUnitPlatform.class)
+public class GreetingsTest {
+
+    @Test
+    void whenCallingSayHello_thenReturnHello() {
+        assertTrue("Hello".equals(Greetings.sayHello()));
+    }
+
+}