mirror of
https://github.com/dart-lang/sdk
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0e347e2c18
Bug: Change-Id: I08178cf2d81a76827e6a1433f3b542c5615f1c89 Reviewed-on: https://dart-review.googlesource.com/12500 Reviewed-by: Ben Konyi <bkonyi@google.com>
159 lines
2.9 KiB
Dart
159 lines
2.9 KiB
Dart
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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class SubclassOfError extends Error {}
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fail() => throw "Fail";
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// == Rethrow, skipping through typed handlers. ==
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aa1() {
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try {
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bb1();
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fail();
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} catch (error
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, stacktrace // //# withtraceparameter: ok
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) {
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expectTrace(
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['gg1', 'ff1', 'ee1', 'dd1', 'cc1', 'bb1', 'aa1'], error.stackTrace);
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expectTrace(['gg1', 'ff1', 'ee1', 'dd1', 'cc1', 'bb1', 'aa1'], stacktrace); // //# withtraceparameter: continued
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}
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}
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bb1() => cc1();
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cc1() {
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try {
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dd1();
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} on String catch (e) {
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fail();
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} on int catch (e) {
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fail();
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}
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}
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dd1() => ee1();
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ee1() {
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try {
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ff1();
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} catch (e) {
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rethrow;
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}
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}
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ff1() => gg1();
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gg1() => throw new SubclassOfError();
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// == Rethrow, rethrow again in typed handler. ==
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aa2() {
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try {
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bb2();
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fail();
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} catch (error
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, stacktrace // //# withtraceparameter: continued
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) {
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expectTrace(
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['gg2', 'ff2', 'ee2', 'dd2', 'cc2', 'bb2', 'aa2'], error.stackTrace);
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expectTrace(['gg2', 'ff2', 'ee2', 'dd2', 'cc2', 'bb2', 'aa2'], stacktrace); // //# withtraceparameter: continued
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}
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}
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bb2() => cc2();
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cc2() {
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try {
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dd2();
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} on SubclassOfError catch (e) {
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rethrow;
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} on int catch (e) {
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fail();
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}
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}
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dd2() => ee2();
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ee2() {
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try {
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ff2();
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} catch (e) {
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rethrow;
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}
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}
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ff2() => gg2();
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gg2() => throw new SubclassOfError();
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// == Rethrow, with intervening catch without a trace parameter.
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aa3() {
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try {
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bb3();
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fail();
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} catch (error
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, stacktrace // //# withtraceparameter: continued
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) {
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expectTrace(
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['gg3', 'ff3', 'ee3', 'dd3', 'cc3', 'bb3', 'aa3'], error.stackTrace);
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expectTrace(['cc3', 'bb3', 'aa3'], stacktrace); // //# withtraceparameter: continued
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}
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}
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bb3() => cc3();
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cc3() {
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try {
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dd3();
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} catch (e) {
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throw e;
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}
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}
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dd3() => ee3();
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ee3() {
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try {
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ff3();
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} catch (e) {
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rethrow;
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}
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}
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ff3() => gg3();
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gg3() => throw new SubclassOfError();
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expectTrace(functionNames, stacktrace) {
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// Note we don't expect functionNames to cover the whole trace, only the
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// top portion, because the frames below main are an implementation detail.
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var traceLines = stacktrace.toString().split('\n');
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var expectedIndex = 0;
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var actualIndex = 0;
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print(stacktrace);
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print(functionNames);
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while (expectedIndex < functionNames.length) {
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var expected = functionNames[expectedIndex];
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var actual = traceLines[actualIndex];
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if (actual.indexOf(expected) == -1) {
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if (expectedIndex == 0) {
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actualIndex++; // Skip over some helper frames at the top
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} else {
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throw "Expected: $expected actual: $actual";
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}
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} else {
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actualIndex++;
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expectedIndex++;
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}
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}
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}
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main() {
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aa1();
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aa2();
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aa3();
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}
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