Rename method

java-numbers-3/src/main/java/com/baeldung/formatNumber/FormatNumber.java

@@ -50,7 +50,7 @@ public class FormatNumber {
         return new Double(df.format(value));
     }
 
-    public static String withLongNumbers(double value) {
+    public static String withLargeIntegers(double value) {
         DecimalFormat df = new DecimalFormat("###,###,###");
         return df.format(value);
     }

java-numbers-3/src/test/java/com/baeldung/formatNumber/FormatNumberUnitTest.java

@@ -59,9 +59,9 @@ public class FormatNumberUnitTest {
     }
 
     @Test
-    public void givenIntegerNumber_whenFormatNumber_withLongNumbers_thenGetExpectedResult() {
+    public void givenIntegerNumber_whenFormatNumber_withLargeIntegers_thenGetExpectedResult() {
         int value = 123456789;
-        assertThat(withLongNumbers(value)).isEqualTo("123,456,789");
+        assertThat(withLargeIntegers(value)).isEqualTo("123,456,789");
     }
 
     @Test