Hide MirroredCompilationErrror behind a flag until post-1.0.

runtime/tests/vm/dart/mirrored_compilation_error_test.dart

+// Copyright (c) 2013, 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.
+
+// VMOptions=--use_mirrored_compilation_error=true
+
+@notDefined
+library mirrored_compilation_error_test;
+
+import 'dart:mirrors';
+import "package:expect/expect.dart";
+
+@notDefined
+class Class<@notDefined T> {
+  @notDefined
+  var field;
+
+  @notDefined
+  method(@notDefined param) {}
+}
+
+class Class2 {
+  method() { +++; }
+  get getter { +++; }
+  set setter(x) { +++; }
+
+  static staticFunction() { +++; }
+  static get staticGetter { +++; }
+  static set staticSetter(x) { +++; }
+
+  Class2() {}
+  Class2.constructor() { +++; }
+}
+
+toplevelFunction() { +++; }
+get toplevelGetter { +++; }
+set toplevelSetter(x) { +++; }
+
+
+class G<A extends int, B extends String> {
+  G();
+  factory G.swap() = G<B,A>;  /// static type warning
+}
+
+raises(closure) {
+  Expect.throws(closure,
+                (e) => e is MirroredCompilationError,
+                'Expected a deferred compilation error');
+}
+
+bool get inCheckedMode {
+  try {
+    var i = 1;
+    String s = i;
+    return false;
+  } catch (e) {
+    return true;
+  }
+}
+
+main() {
+
+  // Metadata.
+
+  raises(() => reflectClass(Class).metadata);
+  raises(() => reflectClass(Class).typeVariables.single.metadata);
+  raises(() => reflectClass(Class).variables[#field].metadata);
+  raises(() => reflectClass(Class).methods[#method].metadata);
+  raises(() => reflectClass(Class).methods[#method].parameters.single.metadata);
+  raises(() => reflectClass(Class).owner.metadata);
+
+
+  // Invocation.
+
+  InstanceMirror im = reflect(new Class2());
+  raises(() => im.invoke(#method, []));
+  raises(() => im.getField(#getter));
+  raises(() => im.setField(#setter, 'some value'));
+  // The implementation is within its right to defer the compilation even
+  // further here, so we apply the tear-off to force compilation.
+  raises(() => im.getField(#method).apply([]));
+
+  ClassMirror cm = reflectClass(Class2);
+  raises(() => cm.invoke(#staticFunction, []));
+  raises(() => cm.getField(#staticGetter));
+  raises(() => cm.setField(#staticSetter, 'some value'));
+  raises(() => cm.getField(#staticFunction).apply([]));
+  raises(() => cm.newInstance(#constructor, []));
+
+  LibraryMirror lm = reflectClass(Class2).owner;
+  raises(() => lm.invoke(#toplevelFunction, []));
+  raises(() => lm.getField(#toplevelGetter));
+  raises(() => lm.setField(#toplevelSetter, 'some value'));
+  raises(() => lm.getField(#toplevelFunction).apply([]));
+
+
+  // Bounds violation.
+
+  if (inCheckedMode) {
+    ClassMirror cm = reflect(new G<int, String>()).type;
+    raises(() => cm.newInstance(#swap, []));
+  }
+}