freebsd-nq/contrib/atf/atf-c++/detail/auto_array_test.cpp
2014-11-01 11:17:54 +00:00

303 lines
8.5 KiB
C++

// Copyright (c) 2007 The NetBSD Foundation, Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
// CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
// IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
// IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "atf-c++/detail/auto_array.hpp"
extern "C" {
#include <sys/types.h>
}
#include <iostream>
#include <atf-c++.hpp>
extern "C" {
#include "atf-c/defs.h"
}
// ------------------------------------------------------------------------
// Tests for the "auto_array" class.
// ------------------------------------------------------------------------
class test_array {
public:
int m_value;
static ssize_t m_nblocks;
static
atf::auto_array< test_array >
do_copy(atf::auto_array< test_array >& ta)
{
return atf::auto_array< test_array >(ta);
}
void* operator new(size_t size ATF_DEFS_ATTRIBUTE_UNUSED)
{
ATF_FAIL("New called but should have been new[]");
return new int(5);
}
void* operator new[](size_t size)
{
m_nblocks++;
void* mem = ::operator new(size);
std::cout << "Allocated 'test_array' object " << mem << "\n";
return mem;
}
void operator delete(void* mem ATF_DEFS_ATTRIBUTE_UNUSED)
{
ATF_FAIL("Delete called but should have been delete[]");
}
void operator delete[](void* mem)
{
std::cout << "Releasing 'test_array' object " << mem << "\n";
if (m_nblocks == 0)
ATF_FAIL("Unbalanced delete[]");
m_nblocks--;
::operator delete(mem);
}
};
ssize_t test_array::m_nblocks = 0;
ATF_TEST_CASE(auto_array_scope);
ATF_TEST_CASE_HEAD(auto_array_scope)
{
set_md_var("descr", "Tests the automatic scope handling in the "
"auto_array smart pointer class");
}
ATF_TEST_CASE_BODY(auto_array_scope)
{
using atf::auto_array;
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
{
auto_array< test_array > t(new test_array[10]);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_TEST_CASE(auto_array_copy);
ATF_TEST_CASE_HEAD(auto_array_copy)
{
set_md_var("descr", "Tests the auto_array smart pointer class' copy "
"constructor");
}
ATF_TEST_CASE_BODY(auto_array_copy)
{
using atf::auto_array;
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
{
auto_array< test_array > t1(new test_array[10]);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
{
auto_array< test_array > t2(t1);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_TEST_CASE(auto_array_copy_ref);
ATF_TEST_CASE_HEAD(auto_array_copy_ref)
{
set_md_var("descr", "Tests the auto_array smart pointer class' copy "
"constructor through the auxiliary auto_array_ref object");
}
ATF_TEST_CASE_BODY(auto_array_copy_ref)
{
using atf::auto_array;
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
{
auto_array< test_array > t1(new test_array[10]);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
{
auto_array< test_array > t2 = test_array::do_copy(t1);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_TEST_CASE(auto_array_get);
ATF_TEST_CASE_HEAD(auto_array_get)
{
set_md_var("descr", "Tests the auto_array smart pointer class' get "
"method");
}
ATF_TEST_CASE_BODY(auto_array_get)
{
using atf::auto_array;
test_array* ta = new test_array[10];
auto_array< test_array > t(ta);
ATF_REQUIRE_EQ(t.get(), ta);
}
ATF_TEST_CASE(auto_array_release);
ATF_TEST_CASE_HEAD(auto_array_release)
{
set_md_var("descr", "Tests the auto_array smart pointer class' release "
"method");
}
ATF_TEST_CASE_BODY(auto_array_release)
{
using atf::auto_array;
test_array* ta1 = new test_array[10];
{
auto_array< test_array > t(ta1);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
test_array* ta2 = t.release();
ATF_REQUIRE_EQ(ta2, ta1);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
delete [] ta1;
}
ATF_TEST_CASE(auto_array_reset);
ATF_TEST_CASE_HEAD(auto_array_reset)
{
set_md_var("descr", "Tests the auto_array smart pointer class' reset "
"method");
}
ATF_TEST_CASE_BODY(auto_array_reset)
{
using atf::auto_array;
test_array* ta1 = new test_array[10];
test_array* ta2 = new test_array[10];
ATF_REQUIRE_EQ(test_array::m_nblocks, 2);
{
auto_array< test_array > t(ta1);
ATF_REQUIRE_EQ(test_array::m_nblocks, 2);
t.reset(ta2);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
t.reset();
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_TEST_CASE(auto_array_assign);
ATF_TEST_CASE_HEAD(auto_array_assign)
{
set_md_var("descr", "Tests the auto_array smart pointer class' "
"assignment operator");
}
ATF_TEST_CASE_BODY(auto_array_assign)
{
using atf::auto_array;
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
{
auto_array< test_array > t1(new test_array[10]);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
{
auto_array< test_array > t2;
t2 = t1;
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_TEST_CASE(auto_array_assign_ref);
ATF_TEST_CASE_HEAD(auto_array_assign_ref)
{
set_md_var("descr", "Tests the auto_array smart pointer class' "
"assignment operator through the auxiliary auto_array_ref "
"object");
}
ATF_TEST_CASE_BODY(auto_array_assign_ref)
{
using atf::auto_array;
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
{
auto_array< test_array > t1(new test_array[10]);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
{
auto_array< test_array > t2;
t2 = test_array::do_copy(t1);
ATF_REQUIRE_EQ(test_array::m_nblocks, 1);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_REQUIRE_EQ(test_array::m_nblocks, 0);
}
ATF_TEST_CASE(auto_array_access);
ATF_TEST_CASE_HEAD(auto_array_access)
{
set_md_var("descr", "Tests the auto_array smart pointer class' access "
"operator");
}
ATF_TEST_CASE_BODY(auto_array_access)
{
using atf::auto_array;
auto_array< test_array > t(new test_array[10]);
for (int i = 0; i < 10; i++)
t[i].m_value = i * 2;
for (int i = 0; i < 10; i++)
ATF_REQUIRE_EQ(t[i].m_value, i * 2);
}
// ------------------------------------------------------------------------
// Main.
// ------------------------------------------------------------------------
ATF_INIT_TEST_CASES(tcs)
{
// Add the test for the "auto_array" class.
ATF_ADD_TEST_CASE(tcs, auto_array_scope);
ATF_ADD_TEST_CASE(tcs, auto_array_copy);
ATF_ADD_TEST_CASE(tcs, auto_array_copy_ref);
ATF_ADD_TEST_CASE(tcs, auto_array_get);
ATF_ADD_TEST_CASE(tcs, auto_array_release);
ATF_ADD_TEST_CASE(tcs, auto_array_reset);
ATF_ADD_TEST_CASE(tcs, auto_array_assign);
ATF_ADD_TEST_CASE(tcs, auto_array_assign_ref);
ATF_ADD_TEST_CASE(tcs, auto_array_access);
}