| // Copyright (c) 2022, 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:checks/checks.dart'; |
| import 'package:test/scaffolding.dart'; |
| |
| import '../test_shared.dart'; |
| |
| void main() { |
| group('TypeChecks', () { |
| test('isA', () { |
| check(1).isA<int>(); |
| |
| check(1).isRejectedBy((it) => it.isA<String>(), which: ['Is a int']); |
| }); |
| }); |
| group('HasField', () { |
| test('has', () { |
| check(1).has((v) => v.isOdd, 'isOdd').isTrue(); |
| |
| check(null).isRejectedBy( |
| (it) => it.has((v) { |
| Error.throwWithStackTrace( |
| UnimplementedError(), StackTrace.fromString('fake trace')); |
| }, 'foo').isNotNull(), |
| which: [ |
| 'threw while trying to read foo: <UnimplementedError>', |
| 'fake trace' |
| ]); |
| }); |
| |
| test('which', () { |
| check(true).which((it) => it.isTrue()); |
| }); |
| |
| test('not', () { |
| check(false).not((it) => it.isTrue()); |
| check(true).isRejectedBy((it) => it.not((it) => it.isTrue()), which: [ |
| 'is a value that: ', |
| ' is true', |
| ]); |
| }); |
| |
| group('anyOf', () { |
| test('succeeds for happy case', () { |
| check(-10) |
| .anyOf([(it) => it.isGreaterThan(1), (it) => it.isLessThan(-1)]); |
| }); |
| test('rejects values that do not satisfy any condition', () { |
| check(0).isRejectedBy( |
| (it) => it.anyOf( |
| [(it) => it.isGreaterThan(1), (it) => it.isLessThan(-1)]), |
| which: ['did not match any condition']); |
| }); |
| }); |
| }); |
| |
| group('BoolChecks', () { |
| test('isTrue', () { |
| check(true).isTrue(); |
| |
| check(false).isRejectedBy((it) => it.isTrue()); |
| }); |
| |
| test('isFalse', () { |
| check(false).isFalse(); |
| |
| check(true).isRejectedBy((it) => it.isFalse()); |
| }); |
| }); |
| |
| group('EqualityChecks', () { |
| test('equals', () { |
| check(1).equals(1); |
| |
| check(1).isRejectedBy((it) => it.equals(2), which: ['are not equal']); |
| }); |
| test('identical', () { |
| check(1).identicalTo(1); |
| |
| check(1) |
| .isRejectedBy((it) => it.identicalTo(2), which: ['is not identical']); |
| }); |
| }); |
| group('NullabilityChecks', () { |
| test('isNotNull', () { |
| check(1).isNotNull(); |
| |
| check(null).isRejectedBy((it) => it.isNotNull()); |
| }); |
| test('isNull', () { |
| check(null).isNull(); |
| |
| check(1).isRejectedBy((it) => it.isNull()); |
| }); |
| }); |
| |
| group('ComparableChecks on Duration', () { |
| group('isGreaterThan', () { |
| test('succeeds for greater', () { |
| check(Duration(seconds: 10)).isGreaterThan(Duration(seconds: 1)); |
| }); |
| test('fails for equal', () { |
| check(Duration(seconds: 10)).isRejectedBy( |
| (it) => it.isGreaterThan(Duration(seconds: 10)), |
| which: ['is not greater than <0:00:10.000000>']); |
| }); |
| test('fails for less', () { |
| check(Duration(seconds: 10)).isRejectedBy( |
| (it) => it.isGreaterThan(Duration(seconds: 50)), |
| which: ['is not greater than <0:00:50.000000>']); |
| }); |
| }); |
| group('isGreaterOrEqual', () { |
| test('succeeds for greater', () { |
| check(Duration(seconds: 10)).isGreaterOrEqual(Duration(seconds: 1)); |
| }); |
| test('succeeds for equal', () { |
| check(Duration(seconds: 10)).isGreaterOrEqual(Duration(seconds: 10)); |
| }); |
| test('fails for less', () { |
| check(Duration(seconds: 10)).isRejectedBy( |
| (it) => it.isGreaterOrEqual(Duration(seconds: 50)), |
| which: ['is not greater than or equal to <0:00:50.000000>']); |
| }); |
| }); |
| group('isLessThan', () { |
| test('succeeds for less', () { |
| check(Duration(seconds: 1)).isLessThan(Duration(seconds: 10)); |
| }); |
| test('fails for equal', () { |
| check(Duration(seconds: 10)).isRejectedBy( |
| (it) => it.isLessThan(Duration(seconds: 10)), |
| which: ['is not less than <0:00:10.000000>']); |
| }); |
| test('fails for greater', () { |
| check(Duration(seconds: 50)).isRejectedBy( |
| (it) => it.isLessThan(Duration(seconds: 10)), |
| which: ['is not less than <0:00:10.000000>']); |
| }); |
| }); |
| group('isLessOrEqual', () { |
| test('succeeds for less', () { |
| check(Duration(seconds: 10)).isLessOrEqual(Duration(seconds: 50)); |
| }); |
| test('succeeds for equal', () { |
| check(Duration(seconds: 10)).isLessOrEqual(Duration(seconds: 10)); |
| }); |
| test('fails for greater', () { |
| check(Duration(seconds: 10)).isRejectedBy( |
| (it) => it.isLessOrEqual(Duration(seconds: 1)), |
| which: ['is not less than or equal to <0:00:01.000000>']); |
| }); |
| }); |
| }); |
| } |