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-rw-r--r--test/files/run/typetags_without_scala_reflect_typetag_lookup.scala45
1 files changed, 45 insertions, 0 deletions
diff --git a/test/files/run/typetags_without_scala_reflect_typetag_lookup.scala b/test/files/run/typetags_without_scala_reflect_typetag_lookup.scala
new file mode 100644
index 0000000000..e51ecdb180
--- /dev/null
+++ b/test/files/run/typetags_without_scala_reflect_typetag_lookup.scala
@@ -0,0 +1,45 @@
+import scala.tools.partest._
+
+object Test extends DirectTest {
+ def code = ???
+
+ def library = """
+ import scala.reflect.runtime.universe._
+
+ object Library {
+ def foo[T: TypeTag] = ()
+ }
+ """
+ def compileLibrary() = {
+ val classpath = List(sys.props("partest.lib"), sys.props("partest.reflect")) mkString sys.props("path.separator")
+ compileString(newCompiler("-cp", classpath, "-d", testOutput.path))(library)
+ }
+
+ def app = """
+ object Test extends App {
+ // tries to materialize a type tag not having scala-reflect.jar on the classpath
+ // even though it's easy to materialize a type tag of Int, this line will fail
+ // because materialization involves classes from scala-reflect.jar
+ //
+ // in this test we make sure that the compiler doesn't crash
+ // but just displays several missing class file errors and an unavailable implicit message
+ Library.foo[Int]
+ }
+ """
+ def compileApp() = {
+ val classpath = List(sys.props("partest.lib"), testOutput.path) mkString sys.props("path.separator")
+ compileString(newCompiler("-cp", classpath, "-d", testOutput.path))(app)
+ }
+
+ def show(): Unit = {
+ val prevErr = System.err
+ val baos = new java.io.ByteArrayOutputStream();
+ System.setErr(new java.io.PrintStream(baos));
+ compileLibrary();
+ compileApp();
+ // we should get bad symbolic reference errors, because we're trying to call a method that can't be unpickled
+ // but we don't know the number of these errors and their order, so I just ignore them all
+ baos.toString.split("\n") filter (!_.startsWith("error: bad symbolic reference")) foreach println
+ System.setErr(prevErr)
+ }
+} \ No newline at end of file