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

with explicit Unit return type

1 files changed, 26 insertions, 0 deletions

diff --git a/tests/untried/pos/t2305.scala b/tests/untried/pos/t2305.scala
new file mode 100644
index 000000000..3338ab911
--- /dev/null
+++ b/tests/untried/pos/t2305.scala
@@ -0,0 +1,26 @@
+import java.util.ArrayList
+
+trait Bind[Z[_]]
+
+class MySerializable[X] extends java.io.Serializable
+
+object Bind {
+	implicit val JavaArrayListBind: Bind[ArrayList] = new Bind[ArrayList] {}
+	implicit val MySerializableBind: Bind[MySerializable] = new Bind[MySerializable] {}
+}
+
+object works {
+	// this works fine:
+	def runbind(implicit bind: Bind[MySerializable]): Unit = {}
+	runbind
+}
+
+object breaks {
+	def runbind(implicit bind: Bind[ArrayList]): Unit = {}
+        runbind
+	/*java.lang.AssertionError: assertion failed: java.io.Serializable
+		at scala.Predef$.assert(Predef.scala:107)
+		at scala.tools.nsc.symtab.Types$TypeRef.transform(Types.scala:1417)
+		at scala.tools.nsc.symtab.Types$TypeRef.baseType(Types.scala:1559)
+	*/
+}