test rename overhaul: step 8 - language tests

tests/language/src/Prefix15Test.dart

-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-//
-// Use qualified symbols with generics at various places.
-
-#library("Prefix15Test.dart");
-#import("library12.dart", prefix:"lib12");
-
-typedef T myFunc<T>(T param);
-
-class myInterface<T> implements lib12.Library12Interface {
-  myInterface(T this.myfld);
-  T addObjects(T value1, T value2) {
-    myfld.fld = (value1.fld + value2.fld + myfld.fld);
-    return myfld;
-  }
-  T myfld;
-}
-
-class myClass2<T> {
-  myClass2(T this.fld2);
-  T func(T val) => val;
-  T fld2;
-}
-
-main() {
-  var o = new myClass2<lib12.Library12>(new lib12.Library12(100));
-  myFunc<lib12.Library12> func = o.func;
-  Expect.equals(2, func(new lib12.Library12(10)).func());
-  Expect.equals(10, func(new lib12.Library12(10)).fld);
-
-  o = new myClass2<lib12.Library12>(new lib12.Library12(200));
-  Expect.equals(2, o.fld2.func());
-  Expect.equals(200, o.fld2.fld);
-
-  o = new myInterface<lib12.Library12>(new lib12.Library12(100));
-  Expect.equals(2, o.myfld.func());
-  Expect.equals(100, o.myfld.fld);
-  o = o.addObjects(new lib12.Library12(200), new lib12.Library12(300));
-  Expect.equals(2, o.func());
-  Expect.equals(600, o.fld);
-}