Add TagFirstLastWithSourceSequenceOfZero test

morelinq · Jan 16, 2023 · b892bce · b892bce
1 parent f8dc833
commit b892bce
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/MoreLinq.Test/TagFirstLastTest.cs b/MoreLinq.Test/TagFirstLastTest.cs
@@ -37,6 +37,14 @@ public void TagFirstLastIsLazy()
             new BreakingSequence<object>().TagFirstLast(BreakingFunc.Of<object, bool, bool, object>());
         }
 
+        [Test]
+        public void TagFirstLastWithSourceSequenceOfZero()
+        {
+            var source = new int[0];
+            var sut = source.TagFirstLast((item, isFirst, isLast) => new { Item = item, IsFirst = isFirst, IsLast = isLast });
+            Assert.That(sut, Is.Empty);
+        }
+
         [Test]
         public void TagFirstLastWithSourceSequenceOfOne()
         {