diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/junit/scala/collection/IteratorTest.scala | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/junit/scala/collection/IteratorTest.scala b/test/junit/scala/collection/IteratorTest.scala index cb7cbb40bc..b7a9805c9f 100644 --- a/test/junit/scala/collection/IteratorTest.scala +++ b/test/junit/scala/collection/IteratorTest.scala @@ -17,4 +17,12 @@ class IteratorTest { slidingIt.next assertEquals("Counter should be one, that means we didn't look further than needed", 1, counter) } + + @Test def groupedIteratorIsLazyWhenPadded(): Unit = { + var counter = 0 + def it = new Iterator[Int] { var i = 0 ; def hasNext = { counter = i; true } ; def next = { i += 1; i } } + val slidingIt = it sliding 2 withPadding -1 + slidingIt.next + assertEquals("Counter should be one, that means we didn't look further than needed", 1, counter) + } } |