add tests from scala/test/files/{pos,neg}

with explicit Unit return type

1 files changed, 33 insertions, 0 deletions

diff --git a/tests/untried/pos/optmatch.scala b/tests/untried/pos/optmatch.scala
new file mode 100644
index 000000000..354be65da
--- /dev/null
+++ b/tests/untried/pos/optmatch.scala
@@ -0,0 +1,33 @@
+// final case class NonZeroLong(value: Long) extends AnyVal {
+//   def get: Long = value
+//   def isEmpty: Boolean = get == 0l
+// }
+
+class NonZeroLong(val value: Long) extends AnyVal {
+  def get: Long = value
+  def isEmpty: Boolean = get == 0l
+}
+object NonZeroLong {
+  def unapply(value: Long): NonZeroLong = new NonZeroLong(value)
+}
+
+
+object Foo {
+  def unapply(x: Int): NonZeroLong = new NonZeroLong(1L << x)
+  // public long unapply(int);
+  //        0: lconst_1
+  //        1: iload_1
+  //        2: lshl
+  //        3: lreturn
+}
+
+object Test {
+  def f(x: Int): Int = x match {
+    case Foo(1024l) => 1
+    case _          => 2
+  }
+  def main(args: Array[String]): Unit = {
+    println(f(10))
+    println(f(11))
+  }
+}