// 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/js_backend/namer.dart';
import 'package:compiler/src/universe/call_structure.dart';
import 'package:expect/async_helper.dart';
import 'package:expect/expect.dart';

main() {
  asyncTest(() async {
    test(
      List<String> expectedSuffixes, {
      int positionalParameters = 0,
      int typeParameters = 0,
      List<String> namedParameters = const <String>[],
    }) {
      CallStructure callStructure = CallStructure(
        positionalParameters + namedParameters.length,
        namedParameters,
        typeParameters,
      );
      List<String> actualSuffixes = callSuffixForStructure(callStructure);
      Expect.listEquals(
        expectedSuffixes,
        actualSuffixes,
        "Unexpected suffixes for $callStructure. "
        "Expected: $expectedSuffixes, actual: $actualSuffixes.",
      );
    }

    test(['0']);
    test(['1'], positionalParameters: 1);
    test(['2'], positionalParameters: 2);
    test(['1', 'a'], namedParameters: ['a']);
    test(['2', 'a', 'b'], namedParameters: ['a', 'b']);
    test(['2', 'b', 'c'], namedParameters: ['c', 'b']);
    test(['2', 'a'], positionalParameters: 1, namedParameters: ['a']);

    test(['1', '0'], typeParameters: 1);
    test(['1', '1'], positionalParameters: 1, typeParameters: 1);
    test(['1', '2'], positionalParameters: 2, typeParameters: 1);
    test(['1', '1', 'a'], namedParameters: ['a'], typeParameters: 1);
    test(['1', '2', 'a', 'b'], namedParameters: ['a', 'b'], typeParameters: 1);
    test(['1', '2', 'b', 'c'], namedParameters: ['c', 'b'], typeParameters: 1);
    test(
      ['1', '2', 'a'],
      positionalParameters: 1,
      namedParameters: ['a'],
      typeParameters: 1,
    );

    test(['2', '0'], typeParameters: 2);
    test(['2', '1'], positionalParameters: 1, typeParameters: 2);
    test(['2', '2'], positionalParameters: 2, typeParameters: 2);
    test(['2', '1', 'a'], namedParameters: ['a'], typeParameters: 2);
    test(['2', '2', 'a', 'b'], namedParameters: ['a', 'b'], typeParameters: 2);
    test(['2', '2', 'b', 'c'], namedParameters: ['c', 'b'], typeParameters: 2);
    test(
      ['2', '2', 'a'],
      positionalParameters: 1,
      namedParameters: ['a'],
      typeParameters: 2,
    );
  });
}