diff --git a/core-java/src/test/java/com/baeldung/java/conversion/IterableStreamConversionTest.java b/core-java/src/test/java/com/baeldung/java/conversion/IterableStreamConversionTest.java
index ba7339fc7e..d7df9514cd 100644
--- a/core-java/src/test/java/com/baeldung/java/conversion/IterableStreamConversionTest.java
+++ b/core-java/src/test/java/com/baeldung/java/conversion/IterableStreamConversionTest.java
@@ -10,29 +10,33 @@ import java.util.stream.StreamSupport;
 import org.junit.Assert;
 import org.junit.Test;
 
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.containsInAnyOrder;
+import static org.hamcrest.collection.IsIterableContainingInOrder.contains;
+
 public class IterableStreamConversionTest {
 
     @Test
-    public void givenIterable_whenConvertedToStream_thenTrue() {
+    public void givenIterable_whenConvertedToStream_thenNotNull() {
         String[] names = { "Testing", "Iterable", "conversion", "to", "Stream" };
         StreamIterable<String> iterable = new StreamIterable<>(names);
-        Assert.assertTrue(StreamSupport.stream(iterable.spliterator(), false) instanceof Stream<?>);
+        Assert.assertNotNull(StreamSupport.stream(iterable.spliterator(), false));
     }
 
-    @Test
-    public void whenConvertedToList_thenCorrect() {
-        String[] names = { "Testing", "Iterable", "conversion", "to", "Stream" };
-        StreamIterable<String> iterable = new StreamIterable<>(names);
-        Stream<String> convertedStream = StreamSupport.stream(iterable.spliterator(), false);
-        Assert.assertTrue(convertedStream.map(String::toUpperCase)
-            .collect(Collectors.toList()) instanceof List<?>);
-    }
+@Test
+public void whenConvertedToList_thenCorrect() {
+    String[] names = { "Testing", "Iterable", "conversion", "to", "Stream" };
+    StreamIterable<String> iterable = new StreamIterable<>(names);
+    Stream<String> convertedStream = StreamSupport.stream(iterable.spliterator(), false);
+    List<String> collected = convertedStream.map(String::toUpperCase).collect(Collectors.toList());
+    assertThat(collected, contains("TESTING", "ITERABLE", "CONVERSION", "TO", "STREAM"));
+}
 }
 
 class StreamIterable<T> implements Iterable<T> {
     private List<T> list;
 
-    public StreamIterable(T[] array) {
+    StreamIterable(T[] array) {
         this.list = Arrays.asList(array);
     }