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// { dg-require-profile-mode "" }
// -*- C++ -*-
// Unit tests for profile/impl/profile_algos.h.
// Copyright (C) 2010-2015 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
#include <vector>
#include <profile/impl/profiler.h>
using std::_GLIBCXX_STD_C::vector;
enum Failure
{
NO_FAILURES = 0x0,
INSERT_AFTER_N = 0x1,
INSERT_AT_HEAD = 0x2,
INSERT_AT_TAIL = 0x4,
INSERT_IN_THE_MIDDLE = 0x8,
TOP_N = 0x10,
FOR_EACH = 0x20,
REMOVE = 0x40
};
static int
test_insert_top_n()
{
vector<int> v;
for (int i = 0; i < 10; i++)
v.push_back(10 - i);
// Inserting -5 should have no effect if size is limited to 10.
__gnu_profile::__insert_top_n(v, -5, 10);
for (int i = 0; i < 10; i++)
if (v[i] != 10 - i)
return INSERT_AFTER_N;
// Insert at head.
__gnu_profile::__insert_top_n(v, 11, 10);
for (int i = 0; i < 11; i++)
if (v[i] != 11 - i)
return INSERT_AT_HEAD;
// Insert at end.
__gnu_profile::__insert_top_n(v, 0, 100);
for (int i = 0; i < 12; i++)
if (v[i] != 11 - i)
return INSERT_AT_TAIL;
// Insert in the middle.
__gnu_profile::__insert_top_n(v, 6, 11);
for (int i = 0; i < 6; i++)
if (v[i] != 11 - i)
return INSERT_IN_THE_MIDDLE;
for (int i = 6; i < 13; i++)
if (v[i] != 12 - i)
return INSERT_IN_THE_MIDDLE;
return NO_FAILURES;
}
static int
test_top_n()
{
vector<int> v, out;
for (int i = 0; i < 100; i++)
{
v.push_back(100 + i);
v.push_back(100 - i);
}
__gnu_profile::__top_n(v, out, 10);
for (int i = 0; i < 10; i++)
if (out[i] != 199 - i)
return TOP_N;
return NO_FAILURES;
}
struct test_for_each_helper
{
static int sum;
void operator ()(int i) {
sum += i;
}
};
int test_for_each_helper::sum = 0;
static int
test_for_each()
{
vector<int> v;
test_for_each_helper helper;
int checksum = 0;
for (int i = 0; i < 10; i++)
{
v.push_back(i);
checksum += i;
}
__gnu_profile::__for_each(v.begin(), v.end(), helper);
return helper.sum == checksum ? NO_FAILURES : FOR_EACH;
}
static int
test_remove()
{
vector<char> v;
for (int i = 0; i < 10; i++)
v.push_back(' ');
v.push_back('x');
for (int i = 0; i < 10; i++)
v.push_back(' ');
v.push_back('x');
return __gnu_profile::__remove(v.begin(), v.end(), ' ') == v.begin() + 2
? NO_FAILURES : REMOVE;
}
int main()
{
return test_insert_top_n() | test_top_n() | test_for_each() | test_remove();
}
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