BAEL-2392_Java_String_interview_questions second commit (#6064)

java-strings/src/test/java/com/baeldung/string/interview/StringToCharArrayUnitTest.java

@@ -0,0 +1,17 @@
+package com.baeldung.string.interview;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.Arrays;
+
+import org.junit.Test;
+
+public class StringToCharArrayUnitTest {
+    @Test
+    public void whenConvertingStringToCharArray_thenConversionSuccessful() {
+        String beforeConvStr = "hello";
+        char[] afterConvCharArr = { 'h', 'e', 'l', 'l', 'o' };
+      
+        assertEquals(Arrays.equals(beforeConvStr.toCharArray(), afterConvCharArr), true);
+    }
+}