From 3b9a791c11ca64396e1e14c861b4b8faeaedfb33 Mon Sep 17 00:00:00 2001
From: Andrei Ovcharenko <a@krot.name>
Date: Sat, 1 Aug 2026 04:51:13 +0300
Subject: [PATCH] Handle blank input in EncryptThis

---
 src/main/java/kyu6/EncryptThis.java     |  4 ++--
 src/test/java/kyu6/EncryptThisTest.java | 11 +++++++++++
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/main/java/kyu6/EncryptThis.java b/src/main/java/kyu6/EncryptThis.java
index 452f4a0..e9fa91a 100644
--- a/src/main/java/kyu6/EncryptThis.java
+++ b/src/main/java/kyu6/EncryptThis.java
@@ -7,9 +7,9 @@ public class EncryptThis {
     //6 https://www.codewars.com/kata/5848565e273af816fb000449/train/java
 
     public static String encryptThis(String text) {
-        if (text == null || text.isEmpty()) return "";
+        if (text == null || text.isBlank()) return "";
         StringBuilder stringBuilder = new StringBuilder();
-        String[] split = text.trim().split("\\s");
+        String[] split = text.trim().split("\\s+");
         for (String s : split) {
             String res = "";
             if (s.length() == 1) {
diff --git a/src/test/java/kyu6/EncryptThisTest.java b/src/test/java/kyu6/EncryptThisTest.java
index b11a2f5..1547c39 100644
--- a/src/test/java/kyu6/EncryptThisTest.java
+++ b/src/test/java/kyu6/EncryptThisTest.java
@@ -17,6 +17,17 @@
 import static kyu6.EncryptThis.*;
 @Tag("smoke")
 public class EncryptThisTest {
+    @Test
+    void encryptsWordsSeparatedByWhitespace() {
+        assertEquals("65 66", encryptThis("A  B"));
+        assertEquals("65 66", encryptThis(" A\tB "));
+    }
+
+    @Test
+    void returnsEmptyStringForBlankInput() {
+        assertEquals("", encryptThis(" \t\n"));
+    }
+
     @Test
     void smokeTestsShouldExecuteApi() {
         quality.SmokeMethodTestHarness.verify(kyu6.EncryptThis.class);