Add a test to invoke ion_is_using_modular_heaps()

        "invalid_values_test.cpp",

        "ion_test_fixture.cpp",

        "map_test.cpp",

        "modular_heap_check.cpp",

    ],

}

/*

 * Copyright (C) 2019 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#include <gtest/gtest.h>

#include <ion/ion.h>

#include "ion_test_fixture.h"

class ModularHeapCheck : public IonTest {};

TEST_F(ModularHeapCheck, ModularHeapCheckSimple) {

    if (ion_is_using_modular_heaps(ionfd)) {

        std::cout << "Heaps are modular." << std::endl;

    } else {

        std::cout << "Heaps are built-in." << std::endl;

    }

}