pkg/vm_service/test/get_memory_usage_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/test.dart';
import 'package:vm_service/vm_service.dart';

import 'common/service_test_common.dart';
import 'get_memory_usage_lib.dart' as testee_lib;

void main([args = const <String>[]]) =>
    VMTestHarness('get_memory_usage_lib.dart', args)
        .addTest((VmService service) async {
      final vm = await service.getVM();
      final result = await service.getMemoryUsage(vm.isolates!.first.id!);
      expect(result.heapUsage, isPositive);
      expect(result.heapCapacity, isPositive);
      expect(result.externalUsage, greaterThanOrEqualTo(0));
    }).addTest((VmService service) async {
      bool? caughtException;
      try {
        await service.getMemoryUsage('badid');
        fail('Unreachable');
      } on RPCError catch (e) {
        caughtException = true;
        expect(
          e.details,
          contains("getMemoryUsage: invalid 'isolateId' parameter: badid"),
        );
      }
      expect(caughtException, isTrue);
    }).run(testeeMain: testee_lib.main);