Johnni Winther
b2517e934f
+ a few other references of 'isNonNullableByDefault' Change-Id: Ifcd6bf5c2cc5dbbca7dda1576248fc4cd59eed5e Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/369023 Reviewed-by: Chloe Stefantsova <cstefantsova@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>
94 lines
3.4 KiB
Dart
94 lines
3.4 KiB
Dart
// Copyright (c) 2019, 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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import "package:expect/expect.dart" show Expect;
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import 'package:kernel/ast.dart';
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import 'package:kernel/class_hierarchy.dart';
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import 'package:kernel/testing/type_parser_environment.dart';
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import 'package:kernel/type_environment.dart';
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const Set<Test> data = {
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const Test('Null', 'Null'),
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const Test('Never?', 'Never?'),
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const Test('void', 'void'),
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const Test('dynamic', 'dynamic'),
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const Test('bool', 'bool'),
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const Test('bool?', 'bool?'),
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const Test('bool*', 'bool*'),
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const Test('List<bool>', 'List<bool>'),
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const Test('List<bool>?', 'List<bool>?'),
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const Test('List<bool>*', 'List<bool>*'),
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const Test('FutureOr<bool>', 'bool'),
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const Test('FutureOr<bool>?', 'bool?'),
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const Test('FutureOr<bool>*', 'bool*'),
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const Test('FutureOr<bool?>*', 'bool?'),
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const Test('FutureOr<bool?>?', 'bool?'),
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const Test('FutureOr<bool*>?', 'bool?'),
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const Test('FutureOr<Null>', 'Null'),
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const Test('FutureOr<Null>?', 'Null'),
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const Test('FutureOr<Null>*', 'Null'),
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const Test('Future<bool>', 'bool'),
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const Test('Future<bool>?', 'bool?'),
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const Test('Future<bool>*', 'bool*'),
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const Test('Future<bool?>', 'bool?'),
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const Test('Future<bool*>', 'bool*'),
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const Test('() ->* bool*', '() ->* bool*'),
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const Test('() -> bool*', '() -> bool*'),
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const Test('() ->? bool*', '() ->? bool*'),
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const Test('() ->* bool', '() ->* bool'),
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const Test('() ->? bool', '() ->? bool'),
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const Test('() -> bool', '() -> bool'),
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const Test('T', 'T', 'T'),
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const Test('T?', 'T?', 'T'),
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const Test('T*', 'T*', 'T'),
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const Test('T', 'T', 'T extends bool'),
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const Test('T?', 'T?', 'T extends bool'),
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const Test('T*', 'T*', 'T extends bool'),
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const Test('T', 'bool', 'T extends FutureOr<bool>'),
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const Test('T?', 'bool?', 'T extends FutureOr<bool>'),
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const Test('T*', 'bool*', 'T extends FutureOr<bool>'),
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const Test('T', 'bool', 'T extends Future<bool>'),
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const Test('T?', 'bool?', 'T extends Future<bool>'),
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const Test('T*', 'bool*', 'T extends Future<bool>'),
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const Test('T & bool', 'T', 'T'),
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const Test('T & bool?', 'T', 'T'),
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const Test('T & bool*', 'T', 'T'),
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};
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class Test {
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final String input;
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final String output;
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final String? typeParameters;
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const Test(this.input, this.output, [this.typeParameters]);
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}
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void main() {
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Env env = new Env('');
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ClassHierarchy classHierarchy =
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new ClassHierarchy(env.component, env.coreTypes);
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TypeEnvironment typeEnvironment =
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new TypeEnvironment(env.coreTypes, classHierarchy);
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data.forEach((Test test) {
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env.withTypeParameters(test.typeParameters,
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(List<TypeParameter> typeParameterNodes) {
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String input = test.input;
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String output = test.output;
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DartType inputType = env.parseType(input);
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DartType expectedOutputType = env.parseType(output);
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DartType actualOutputType = typeEnvironment.flatten(inputType);
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print('flatten($inputType) '
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'${test.typeParameters != null ? 'with ${test.typeParameters} ' : ''}'
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'= $actualOutputType, expected $expectedOutputType');
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Expect.equals(
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expectedOutputType,
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actualOutputType,
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"Unexpected flatten of $inputType ('$input'):\n"
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"Expected: ${expectedOutputType} ('$output')\n"
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"Actual: ${actualOutputType}");
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});
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});
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}
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