// http://turtle.sourceforge.net
//
// Copyright Mathieu Champlon 2008
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

#include "mock_error.hpp"
#include <turtle/detail/function.hpp>
#include <turtle/reset.hpp>
#include <turtle/verify.hpp>
#include <boost/test/unit_test.hpp>
#include <memory>

namespace {
struct object : mock::object
{};

object static_o;
} // namespace

BOOST_FIXTURE_TEST_CASE(verifying_an_empty_object_succeeds, mock_error_fixture)
{
    object o;
    BOOST_CHECK(mock::verify(o));
}

namespace {
struct fixture : mock_error_fixture
{
    fixture() { mock::detail::configure(o, e, "instance", mock::detail::make_type_name(o), "name"); }
    object o;
    mock::detail::function<void()> e;
};
} // namespace

BOOST_FIXTURE_TEST_CASE(verifying_an_object_containing_a_failing_expectation_fails, fixture)
{
    e.expect().once();
    CHECK_ERROR(BOOST_CHECK(!mock::verify(o)), "verification failed", 0, "instanceobject::name\n. once()");
    mock::reset(o);
    BOOST_CHECK(mock::verify(o));
}

BOOST_FIXTURE_TEST_CASE(verifying_all_objects_with_one_of_them_containing_a_failing_expectation_fails, fixture)
{
    e.expect().once();
    CHECK_ERROR(BOOST_CHECK(!mock::verify()), "verification failed", 0, "instanceobject::name\n. once()");
    mock::reset();
    BOOST_CHECK(mock::verify());
}

BOOST_FIXTURE_TEST_CASE(resetting_an_object_containing_a_failing_expectation_and_verifying_it_succeeds, fixture)
{
    e.expect().once();
    mock::reset(o);
    BOOST_CHECK(mock::verify(o));
}

BOOST_FIXTURE_TEST_CASE(an_object_is_assignable_by_sharing_its_state, mock_error_fixture)
{
    object o1;
    mock::detail::function<void()> e;
    {
        object o2;
        mock::detail::configure(o2, e, "instance", mock::detail::make_type_name(o2), "name");
        e.expect().once();
        o1 = o2;
        CHECK_ERROR(BOOST_CHECK(!mock::verify(o1)), "verification failed", 0, "instanceobject::name\n. once()");
        CHECK_ERROR(BOOST_CHECK(!mock::verify(o2)), "verification failed", 0, "instanceobject::name\n. once()");
    }
    CHECK_ERROR(BOOST_CHECK(!mock::verify(o1)), "verification failed", 0, "instanceobject::name\n. once()");
}

BOOST_FIXTURE_TEST_CASE(an_object_is_copiable_by_sharing_its_state, mock_error_fixture)
{
    auto o2 = std::make_unique<object>();
    const object o1(*o2);
    mock::detail::function<void()> e;
    mock::detail::configure(*o2, e, "instance", mock::detail::make_type_name(*o2), "name");
    e.expect().once();
    CHECK_ERROR(BOOST_CHECK(!mock::verify(*o2)), "verification failed", 0, "instanceobject::name\n. once()");
    CHECK_ERROR(BOOST_CHECK(!mock::verify(o1)), "verification failed", 0, "instanceobject::name\n. once()");
    o2.reset();
    CHECK_ERROR(BOOST_CHECK(!mock::verify(o1)), "verification failed", 0, "instanceobject::name\n. once()");
}