added test cases

app/build.gradle

@@ -11,8 +11,8 @@ android {
         applicationId "com.chiragagg5k.bu_news_android"
         minSdk 29
         targetSdk 33
-        versionCode 10
-        versionName "1.5.0"
+        versionCode 11
+        versionName "1.6.0"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }

app/src/main/res/layout/activity_dashboard.xml

@@ -127,7 +127,7 @@
                 android:layout_marginBottom="30dp"
                 android:gravity="center"
                 android:textSize="13sp"
-                android:text="Made by Team Obsidian\nver. 1.5.0" />
+                android:text="Made by Team Obsidian\nver. 1.6.0" />
 
         </LinearLayout>
 

app/src/test/java/com/chiragagg5k/bu_news_android/UtilityUnitTest.java

@@ -0,0 +1,39 @@
+package com.chiragagg5k.bu_news_android;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+import java.util.ArrayList;
+
+@RunWith(JUnit4.class)
+public class UtilityUnitTest {
+
+    @Test
+    public void testConvertToTitleCase() {
+        String title = "hello world";
+        String expected = "Hello World";
+        String actual = UtilityClass.convertToTitleCase(title);
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void testArrayListToString() {
+        ArrayList<String> arrayList = new ArrayList<>();
+        arrayList.add("hello");
+        arrayList.add("world");
+        String expected = "hello, world.";
+        String actual = UtilityClass.arrayListToString(arrayList);
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void testGetDate(){
+        long time = 1577836800000L;
+        String expected = "Wednesday, 1 January";
+        String actual = UtilityClass.getDate(time);
+        assertEquals(expected, actual);
+    }
+}