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Unified Diff: tests/lib_strong/async/stack_trace08_test.dart

Issue 2802973005: Migrate async tests to strong (Closed)
Patch Set: Created 3 years, 8 months ago
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Index: tests/lib_strong/async/stack_trace08_test.dart
diff --git a/tests/lib_strong/async/stack_trace08_test.dart b/tests/lib_strong/async/stack_trace08_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..966728c5b9a56df2bd2e896746c96836f4b4c653
--- /dev/null
+++ b/tests/lib_strong/async/stack_trace08_test.dart
@@ -0,0 +1,36 @@
+// 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.
+
+import 'package:expect/expect.dart';
+import 'package:async_helper/async_helper.dart';
+import 'dart:async';
+
+StackTrace captureStackTrace() {
+ try {
+ throw 0;
+ } catch (e, st) {
+ return st;
+ }
+}
+
+main() {
+ Completer completer = new Completer();
+ StackTrace trace = captureStackTrace();
+ asyncStart();
+ completer.future
+ .whenComplete(() => 499)
+ .then((_) { throw "should never be reached"; })
+ .catchError((e, st) {
+ Expect.equals("c-error", e);
+ Expect.identical(trace, st);
+ // Test the rethrowing the same error keeps the stack trace.
+ throw e;
+ })
+ .catchError((e, st) {
+ Expect.equals("c-error", e);
+ Expect.identical(trace, st);
+ asyncEnd();
+ });
+ completer.completeError("c-error", trace);
+}
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