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Unified Diff: test/codegen/lib/mirrors/get_field_cache_test.dart

Issue 2265533002: Add mirrors tests (Closed) Base URL: https://github.com/dart-lang/dev_compiler.git@master
Patch Set: Created 4 years, 4 months ago
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Index: test/codegen/lib/mirrors/get_field_cache_test.dart
diff --git a/test/codegen/lib/mirrors/get_field_cache_test.dart b/test/codegen/lib/mirrors/get_field_cache_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..4c71dbc033122a034bf60dd5cbdb76bbd4b873e9
--- /dev/null
+++ b/test/codegen/lib/mirrors/get_field_cache_test.dart
@@ -0,0 +1,36 @@
+// Copyright (c) 2014, 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.
+
+@MirrorsUsed(targets: const ["A", "B"])
+import 'dart:mirrors';
+
+import 'package:expect/expect.dart';
+
+class A {
+ toString() => "A";
+}
+
+class B {
+ int x = 99;
+ toString() => "B";
+}
+
+void main() {
+ var a = new A();
+ var am = reflect(a);
+ for (int i = 0; i < 10; i++) {
+ // Adds a probe function on the symbol.
+ am.getField(#toString);
+ }
+ var b = new B();
+ var bm = reflect(b);
+ for (int i = 0; i < 10; i++) {
+ // Adds a field-cache on the mirror.
+ bm.getField(#x);
+ }
+ // There is a cache now, but the cache should not contain 'toString' from
+ // JavaScript's Object.prototype.
+ var toString = bm.getField(#toString).reflectee;
+ Expect.equals("B", toString());
+}
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