diff options
Diffstat (limited to 'test/files/run/typetags_without_scala_reflect_typetag_manifest_interop.scala')
-rw-r--r-- | test/files/run/typetags_without_scala_reflect_typetag_manifest_interop.scala | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/test/files/run/typetags_without_scala_reflect_typetag_manifest_interop.scala b/test/files/run/typetags_without_scala_reflect_typetag_manifest_interop.scala new file mode 100644 index 0000000000..e984127583 --- /dev/null +++ b/test/files/run/typetags_without_scala_reflect_typetag_manifest_interop.scala @@ -0,0 +1,46 @@ +import scala.tools.partest._ + +object Test extends DirectTest { + def code = ??? + + def library = """ + import scala.reflect.runtime.universe._ + + trait Library { + type T + implicit val tt: TypeTag[T] + } + """ + 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 = """ + trait App extends Library { + // tries to create a manifest from a type tag without having scala-reflect.jar on the classpath + // even though it's possible to convert a type tag into a manifest, this will fail + // because conversion requires 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 + manifest[T] + } + """ + 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 use an implicit 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) + } +}
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