// Copyright 2016 The Chromium Authors. 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:flutter/foundation.dart'; import 'package:test/test.dart'; void main() { // TODO(8128): These tests and the filtering mechanism should be revisited to account for causal async stack traces. test('FlutterError.defaultStackFilter', () { final List<String> filtered = FlutterError.defaultStackFilter(StackTrace.current.toString().trimRight().split('\n')).toList(); expect(filtered.length, greaterThanOrEqualTo(4)); expect(filtered[0], matches(r'^#0 +main\.<anonymous closure> \(.*stack_trace_test\.dart:[0-9]+:[0-9]+\)$')); expect(filtered[1], matches(r'^#1 +Declarer\.test\.<anonymous closure>.<anonymous closure> \(package:test/.+:[0-9]+:[0-9]+\)$')); expect(filtered[2], equals('<asynchronous suspension>')); expect(filtered.last, matches(r'^\(elided [1-9][0-9]+ frames from package dart:async, package dart:async-patch, and package stack_trace\)$')); }); test('FlutterError.defaultStackFilter (async test body)', () async { final List<String> filtered = FlutterError.defaultStackFilter(StackTrace.current.toString().trimRight().split('\n')).toList(); expect(filtered.length, greaterThanOrEqualTo(3)); expect(filtered[0], matches(r'^#0 +main\.<anonymous closure> \(.*stack_trace_test\.dart:[0-9]+:[0-9]+\)$')); expect(filtered[1], equals('<asynchronous suspension>')); expect(filtered.last, matches(r'^\(elided [1-9][0-9]+ frames from package dart:async, package dart:async-patch, and package stack_trace\)$')); }); }