blob: c15562b90d138b72dfa04972599e7b31c0f395ca [file] [log] [blame]
// Copyright (c) 2012, 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:matcher/matcher.dart';
import 'package:test/test.dart' show test, group;
import 'test_utils.dart';
void main() {
_test('Map', isMap, {});
_test('List', isList, []);
_test('ArgumentError', isArgumentError, new ArgumentError());
_test('Exception', isException, const FormatException());
_test('FormatException', isFormatException, const FormatException());
_test('StateError', isStateError, new StateError('oops'));
_test('RangeError', isRangeError, new RangeError('oops'));
_test('UnimplementedError', isUnimplementedError,
new UnimplementedError('oops'));
_test('UnsupportedError', isUnsupportedError, new UnsupportedError('oops'));
_test('ConcurrentModificationError', isConcurrentModificationError,
new ConcurrentModificationError());
_test('CyclicInitializationError', isCyclicInitializationError,
new CyclicInitializationError());
_test('NoSuchMethodError', isNoSuchMethodError, null);
_test('NullThrownError', isNullThrownError, new NullThrownError());
group('custom `TypeMatcher`', () {
_test('String', const isInstanceOf<String>(), 'hello');
_test('String', const _StringMatcher(), 'hello');
// TODO: drop `name` and use a type argument – once Dart2 semantics are enabled
void _test(String name, Matcher typeMatcher, Object matchingType) {
group('for `$name`', () {
if (matchingType != null) {
test('succeeds', () {
shouldPass(matchingType, typeMatcher);
test('fails', () {
const _TestType(),
// Handles the TypeMatcher case
equalsIgnoringWhitespace('Expected: $name Actual: ?:<TestType>'),
// Handles the `isInstanceOf` case
'Expected: an instance of $name Actual: ?:<TestType>')));
class _StringMatcher extends TypeMatcher {
const _StringMatcher() : super('String');
bool matches(item, Map matchState) => item is String;
class _TestType {
const _TestType();
String toString() => 'TestType';