Merge commit '351906a848f70716cbf25f2934aa3afd844eedd9' into HEAD

src/main/java/PasswordManager.java

@@ -0,0 +1,19 @@
+public class PasswordManager implements PasswordManagerInterface {
+    public static void main(String[] args) {
+        new PasswordManager();
+    }
+
+    public PasswordManager() {
+        System.out.println("Hello World");
+    }
+
+    @Override
+    public void listVaults() {
+
+    }
+
+    @Override
+    public void openVault() {
+
+    }
+}

src/main/java/PasswordManagerInterface.java

@@ -0,0 +1,6 @@
+public interface PasswordManagerInterface {
+    public static void main(String[] args) {
+    };
+    public void listVaults();
+    public void openVault();
+}

src/test/java/PasswordManagerTest.java

@@ -0,0 +1,30 @@
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+
+class PasswordManagerTest {
+
+    static PasswordManager pm;
+
+    @BeforeAll
+    static void init() {
+        pm = new PasswordManager();
+    }
+
+    @Test
+    void constructor() {
+        assertInstanceOf(PasswordManager.class, pm);
+    }
+
+    @Test
+    void listVaults() {
+        pm.listVaults();
+    }
+
+    @Test
+    void openVault() {
+        pm.openVault();
+    }
+}