From e41e64369b1ce4572583189f546e635c06199142 Mon Sep 17 00:00:00 2001
From: Oleksii Aleshchenko <alexey.aleshchenko@gmail.com>
Date: Thu, 27 Apr 2023 16:08:09 +0300
Subject: [PATCH] add test polymorphism example

---
 src/test/one/A.java                 |  7 +++++++
 src/test/one/B.java                 |  7 +++++++
 src/test/one/Main.java              | 13 +++++++++++++
 src/test/one/MyMethodInterface.java |  5 +++++
 4 files changed, 32 insertions(+)
 create mode 100644 src/test/one/A.java
 create mode 100644 src/test/one/B.java
 create mode 100644 src/test/one/Main.java
 create mode 100644 src/test/one/MyMethodInterface.java

diff --git a/src/test/one/A.java b/src/test/one/A.java
new file mode 100644
index 0000000..323abbd
--- /dev/null
+++ b/src/test/one/A.java
@@ -0,0 +1,7 @@
+package test.one;
+
+public class A implements MyMethodInterface {
+    public void myMethod() {
+
+    }
+}
diff --git a/src/test/one/B.java b/src/test/one/B.java
new file mode 100644
index 0000000..7e049c4
--- /dev/null
+++ b/src/test/one/B.java
@@ -0,0 +1,7 @@
+package test.one;
+
+public class B implements MyMethodInterface {
+    public void myMethod() {
+
+    }
+}
diff --git a/src/test/one/Main.java b/src/test/one/Main.java
new file mode 100644
index 0000000..7e620f8
--- /dev/null
+++ b/src/test/one/Main.java
@@ -0,0 +1,13 @@
+package test.one;
+
+public class Main {
+    public static void main(String[] args) {
+        Object[] objects = {
+                new A(),
+                new B(),
+        };
+        for (Object object : objects) {
+            ((MyMethodInterface)object).myMethod();
+        }
+    }
+}
diff --git a/src/test/one/MyMethodInterface.java b/src/test/one/MyMethodInterface.java
new file mode 100644
index 0000000..282ee3c
--- /dev/null
+++ b/src/test/one/MyMethodInterface.java
@@ -0,0 +1,5 @@
+package test.one;
+
+public interface MyMethodInterface {
+    void myMethod();
+}