runtime/tests/vm/dart/flutter_regress_82278_2_test.dart

// Copyright (c) 2021, 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:expect/expect.dart';

dynamic global;

class Foo<
  T0,
  T1,
  T2,
  T3,
  T4,
  T5,
  T6,
  T7,
  T8,
  T9,
  T10,
  T11,
  T12,
  T13,
  T14,
  T15,
  T16,
  T17,
  T18,
  T19,
  T20,
  T21,
  T22,
  T23,
  T24,
  T25,
  T26,
  T27,
  T28,
  T29,
  T30,
  T31
> {
  @pragma('vm:never-inline')
  Generic<T31> testForT31(dynamic arg) {
    global =
        '''$T0 $T1 $T2 $T3 $T4 $T5 $T6 $T7 $T8 $T9
            $T10 $T11 $T12 $T13 $T14 $T15 $T16 $T17 $T18 $T19
            $T20 $T21 $T22 $T23 $T24 $T25 $T26 $T27 $T28 $T29
            $T30 $T31''';
    return arg as Generic<T31>;
  }
}

@pragma('vm:never-inline')
Generic<T31> foo<
  T0,
  T1,
  T2,
  T3,
  T4,
  T5,
  T6,
  T7,
  T8,
  T9,
  T10,
  T11,
  T12,
  T13,
  T14,
  T15,
  T16,
  T17,
  T18,
  T19,
  T20,
  T21,
  T22,
  T23,
  T24,
  T25,
  T26,
  T27,
  T28,
  T29,
  T30,
  T31
>(dynamic arg) {
  global =
      '''$T0 $T1 $T2 $T3 $T4 $T5 $T6 $T7 $T8 $T9
          $T10 $T11 $T12 $T13 $T14 $T15 $T16 $T17 $T18 $T19
          $T20 $T21 $T22 $T23 $T24 $T25 $T26 $T27 $T28 $T29
          $T30 $T31''';
  return arg as Generic<T31>;
}

class Generic<T> {}

main() {
  final genericString = Generic<String>();
  Expect.isTrue(
    identical(
      Foo<
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            bool,
            String
          >()
          .testForT31(genericString),
      genericString,
    ),
  );
  Expect.isTrue((global as String).endsWith('bool String'));

  Expect.isTrue(
    identical(
      foo<
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        int,
        String
      >(genericString),
      genericString,
    ),
  );
  Expect.isTrue((global as String).endsWith('int String'));
}