pkg/analyzer/test/generated/issues_test.dart

// Copyright (c) 2019, 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:test_reflective_loader/test_reflective_loader.dart';

import '../src/dart/resolution/context_collection_resolution.dart';

main() {
  defineReflectiveSuite(() {
    defineReflectiveTests(IssuesTest);
  });
}

/// Tests for various end-to-end cases reported as user issues, where it is
/// not obvious where to put the test otherwise.
@reflectiveTest
class IssuesTest extends PubPackageResolutionTest {
  /// https://github.com/dart-lang/sdk/issues/38565
  ///
  /// The issue was that type inference for annotation instantiation
  /// was done incorrectly, without resolving arguments to the annotation
  /// constructor. So, we were trying to perform type inference using null
  /// types of arguments.
  test_issue38565() async {
    await resolveTestCode('''
class A<T> {
  const A(int a);
}

class C {
  @A(0)
  int field;
}
''');
    // Should not crash.
  }

  /// https://github.com/dart-lang/sdk/issues/38589
  test_issue38589() async {
    await resolveTestCode('''
mixin M {}

class A implements M {}

class B implements M {}

var b = true;
var c = b ? A() : B();
''');
    assertType(findElement.topVar('c').type, 'M');
  }
}