From f7176e6255e9cf3b72479e1b48d142bcf8e237f5 Mon Sep 17 00:00:00 2001
From: amedviediev <amedvyedyev@gmail.com>
Date: Wed, 11 May 2016 00:00:29 +0300
Subject: [PATCH] - Added code for JUnit 5 article

---
 .../src/test/java/com/baeldung/ExceptionTest.java   |  6 +++---
 junit5/src/test/java/com/baeldung/FirstTest.java    | 13 ++++++++++---
 2 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/junit5/src/test/java/com/baeldung/ExceptionTest.java b/junit5/src/test/java/com/baeldung/ExceptionTest.java
index 26c44e8b10..25b7f0a1cc 100644
--- a/junit5/src/test/java/com/baeldung/ExceptionTest.java
+++ b/junit5/src/test/java/com/baeldung/ExceptionTest.java
@@ -11,8 +11,8 @@ public class ExceptionTest {
 
     @Test
     void shouldThrowException() {
-        ArrayList list = null;
-        Throwable exception = expectThrows(NullPointerException.class, list::clear);
-        assertEquals(exception.getClass(), NullPointerException.class);
+        Throwable exception = expectThrows(UnsupportedOperationException.class,
+                () -> {throw new UnsupportedOperationException("Not supported");});
+        assertEquals(exception.getMessage(), "Not supported");
     }
 }
diff --git a/junit5/src/test/java/com/baeldung/FirstTest.java b/junit5/src/test/java/com/baeldung/FirstTest.java
index d7c6c0368f..aa7bcfdcd0 100644
--- a/junit5/src/test/java/com/baeldung/FirstTest.java
+++ b/junit5/src/test/java/com/baeldung/FirstTest.java
@@ -3,6 +3,10 @@ package com.baeldung;
 import org.junit.gen5.api.Disabled;
 import org.junit.gen5.api.Test;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
 import static org.junit.gen5.api.Assertions.assertAll;
 import static org.junit.gen5.api.Assertions.assertEquals;
 import static org.junit.gen5.api.Assertions.assertTrue;
@@ -11,13 +15,16 @@ class FirstTest {
 
     @Test
     void lambdaExpressions() {
-        String string = "";
-        assertTrue(string::isEmpty, "String should be empty");
+        List<Integer> numbers = Arrays.asList(1, 2, 3);
+        assertTrue(numbers
+                .stream()
+                .mapToInt(i -> i)
+                .sum() > 5, "Sum should be greater than 5");
     }
 
     @Test
     void groupAssertions() {
-        int[] numbers = {0,1,2,3,4};
+        int[] numbers = {0, 1, 2, 3, 4};
         assertAll("numbers", () -> {
             assertEquals(numbers[0], 1);
             assertEquals(numbers[3], 3);