dart / sdk.git / 1e3e5efcd47edeb7ae5a69e146c8ea0559305a98 / . / tests / language_2 / mixin / invalid_bound2_test.dart

// Copyright (c) 2014, 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. | |

// @dart = 2.9 | |

class S0<T> {} | |

class S<U extends num, V extends U> extends S0<String> {} | |

class M<U extends num, V extends U> {} | |

class A<U extends num, V extends U> extends S with M {} | |

// A StaticWarning is reported here and in C, D, and E below, because U and V | |

// are not bounded. The purpose of this test is to verify bound checking in S, | |

// M, and A, the reason no bounds are declared for U and V here. | |

class B<U, V> extends S<U, V> with M<int, int> {} //# 04: continued | |

class B<U, V> extends S<U, V> with M<int, int> {} //# 05: continued | |

class B<U, V> extends S<U, V> with M<int, int> {} //# 06: continued | |

class C<U, V> extends S<int, int> with M<U, V> {} //# 07: continued | |

class C<U, V> extends S<int, int> with M<U, V> {} //# 08: continued | |

class C<U, V> extends S<int, int> with M<U, V> {} //# 09: continued | |

class D<U, V> extends S<U, V> with M<double, int> {} //# 10: continued | |

class D<U, V> extends S<U, V> with M<double, int> {} //# 11: continued | |

class D<U, V> extends S<U, V> with M<double, int> {} //# 12: continued | |

class E<U, V> extends S<double, int> with M<U, V> {} //# 13: continued | |

class E<U, V> extends S<double, int> with M<U, V> {} //# 14: continued | |

class E<U, V> extends S<double, int> with M<U, V> {} //# 15: continued | |

main() { | |

new A<int, int>(); // //# 01: ok | |

new A<double, int>(); // //# 02: compile-time error | |

new A<bool, bool>(); // //# 03: compile-time error | |

new B<int, int>(); // //# 04: compile-time error | |

new B<double, int>(); // //# 05: compile-time error | |

new B<bool, bool>(); // //# 06: compile-time error | |

new C<int, int>(); // //# 07: compile-time error | |

new C<double, int>(); // //# 08: compile-time error | |

new C<bool, bool>(); // //# 09: compile-time error | |

new D<int, int>(); // //# 10: compile-time error | |

new D<double, int>(); // //# 11: compile-time error | |

new D<bool, bool>(); // //# 12: compile-time error | |

new E<int, int>(); // //# 13: compile-time error | |

new E<double, int>(); // //# 14: compile-time error | |

new E<bool, bool>(); // //# 15: compile-time error | |

} |