configure unit testing for project

pom.xml

@@ -4,7 +4,7 @@
 
     <groupId>com.mykola2312</groupId>
     <artifactId>mptv</artifactId>
-    <version>0.1.0</version>
+    <version>1.0-SNAPSHOT</version>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -12,4 +12,24 @@
         <maven.compiler.target>22</maven.compiler.target>
         <exec.mainClass>com.mykola2312.mptv.Main</exec.mainClass>
     </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-engine</artifactId>
+            <version>5.10.2</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <finalName>mptv</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>3.2.5</version>
+            </plugin>
+        </plugins>
+    </build>
 </project>

src/test/java/com/mykola2312/mptv/TestI18n.java

@@ -0,0 +1,17 @@
+package com.mykola2312.mptv;
+
+import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class TestI18n {
+    @Test()
+    public void testKeys() {
+        assertEquals("Value1", I18n.get("Key1"));
+        assertEquals("Value2", I18n.get("Key2"));
+    }
+
+    @Test()
+    public void testNotFound() {
+        assertEquals("KeyNotFound", I18n.get("KeyNotFound"));
+    }
+}

src/test/resources/i18n_en_US.properties

@@ -0,0 +1,2 @@
+Key1=Value1
+Key2=Value2