// Copyright (c) 2018, 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:compiler/src/util/testing.dart';

class Class1 {
  method1() {
    /*needsArgs,needsSignature*/
    num? local<T>(num n) => null;
    return local;
  }

  method2() {
    /*needsArgs,needsSignature*/
    num? local<T>(int n) => null;
    return local;
  }

  method3() {
    /*needsArgs,needsSignature*/
    int? local<T>(num n) => null;
    return local;
  }
}

class Class2 {
  /*spec.member: Class2.method4:explicit=[method4.T],needsArgs,selectors=[Selector(call, method4, arity=0, types=1)],test*/
  /*prod.member: Class2.method4:needsArgs,selectors=[Selector(call, method4, arity=0, types=1)]*/
  method4<T>() {
    /*needsSignature*/
    num? local(T n) => null;
    return local;
  }
}

class Class3 {
  /*member: Class3.method5:needsArgs,selectors=[Selector(call, method5, arity=0, types=1)]*/
  method5<T>() {
    /*needsSignature*/
    T? local(num n) => null;
    return local;
  }
}

class Class4 {
  /*prod.member: Class4.method6:needsArgs,selectors=[Selector(call, method6, arity=0, types=1)]*/
  /*spec.member: Class4.method6:explicit=[method6.T],needsArgs,selectors=[Selector(call, method6, arity=0, types=1)],test*/
  method6<T>() {
    /*needsSignature*/
    num? local(num n, T t) => null;
    return local;
  }
}

/*spec.member: method7:explicit=[method7.T],needsArgs,test*/
/*prod.member: method7:needsArgs*/
method7<T>() {
  /*needsSignature*/
  num? local(T n) => null;
  return local;
}

/*member: method8:needsArgs*/
method8<T>() {
  /*needsSignature*/
  T? local(num n) => null;
  return local;
}

/*spec.member: method9:explicit=[method9.T],needsArgs,test*/
/*prod.member: method9:needsArgs*/
method9<T>() {
  /*needsSignature*/
  num? local(num n, T t) => null;
  return local;
}

method10() {
  /*spec.explicit=[local.T],needsArgs,needsSignature,test*/
  /*prod.needsArgs,needsSignature*/
  num? local<T>(T n) => null;
  return local;
}

method11() {
  /*needsArgs,needsSignature*/
  T? local<T>(num n) => null;
  return local;
}

method12() {
  /*spec.explicit=[local.T],needsArgs,needsSignature,test*/
  /*prod.needsArgs,needsSignature*/
  num? local<T>(num n, T t) => null;
  return local;
}

@pragma('dart2js:noInline')
test(o) => o is num? Function(num);

main() {
  makeLive(test(new Class1().method1()));
  makeLive(test(new Class1().method2()));
  makeLive(test(new Class1().method3()));
  makeLive(test(new Class2().method4<num>()));
  makeLive(test(new Class3().method5<num>()));
  makeLive(test(new Class4().method6<num>()));
  makeLive(test(method7<num>()));
  makeLive(test(method8<num>()));
  makeLive(test(method9()));
  makeLive(test(method10()));
  makeLive(test(method11()));
  makeLive(test(method12()));
}