BAEL-583: Added additional test case for parallel streams

Stephen Braimah · Stephen Braimah · commit ff29b0ca05d1 · 2017-01-19T09:43:34.000Z
diff --git a/core-java/src/test/java/com/baeldung/java8/Java8FindAnyFindFirstTest.java b/core-java/src/test/java/com/baeldung/java8/Java8FindAnyFindFirstTest.java
@@ -1,9 +1,6 @@
 package com.baeldung.java8;
 
 
-import org.assertj.core.condition.AnyOf;
-import org.hamcrest.Matchers;
-import org.junit.Assert;
 import org.junit.Test;
 
 import java.util.Arrays;
@@ -22,18 +19,31 @@ public void createStream_whenFindAnyResultIsPresent_thenCorrect() {
 
         Optional<String> result = list.stream().findAny();
 
-        assert result.isPresent();
+        assertTrue(result.isPresent());
         assertThat(result.get(), anyOf(is("A"), is("B"), is("C"), is("D")));
     }
 
+    @Test
+    public void createParallelStream_whenFindAnyResultIsNotFirst_ThenCorrect() throws Exception {
+        List<Integer> list = Arrays.asList(1,2,3,4,5);
+        Optional<Integer> result = list
+                .stream()
+                .parallel()
+                .filter(num -> num<4)
+                .findAny();
+
+        assertTrue(result.isPresent());
+        assertThat(result.get(),anyOf(is(1), is(2), is(3)));
+    }
+
     @Test
     public void createStream_whenFindFirstResultIsPresent_thenCorrect() {
 
         List<String> list = Arrays.asList("A","B","C","D");
 
         Optional<String> result = list.stream().findFirst();
 
-        assert result.isPresent();
+        assertTrue(result.isPresent());
         assertThat(result.get(),is("A"));
     }
 }
