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/*!
* \file
* \brief Array class test program
* \author Adam Piatyszek
*
* -------------------------------------------------------------------------
*
* Copyright (C) 1995-2010 (see AUTHORS file for a list of contributors)
*
* This file is part of IT++ - a C++ library of mathematical, signal
* processing, speech processing, and communications classes and functions.
*
* IT++ 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 of the License, or (at your option) any
* later version.
*
* IT++ 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 IT++. If not, see <http://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include <itpp/itbase.h>
#include "gtest/gtest.h"
using namespace std;
using namespace itpp;
TEST(Array, Operations)
{
ostringstream ss(ostringstream::out);//replaces cout
const string ref[] = {"Testing simple Arrays of integers:\
A1 = {1 1 42 1 1 1 1 1 1 1}\
A2 = {5 5 5 5 5 5 5 5 5 5 5 5 5 5 5}",\
"Testing Array initialisation with: \"{[1 1] [1 0 1 0] [0 0 1]}\":\
A3 = {[1 1] [1 0 1 0] [0 0 1]}",\
"Testing Array initialisation with: \"{{[5 3; 020 4] [1 0; 3 9]} {[0 -3; 1 0xa]}}\":\
A4 = {{[[5 3]\n\
[16 4]] [[1 0]\n\
[3 9]]} {[[0 -3]\n\
[1 10]]}}",\
"Testing Array::operator():\
A4(1) = {[[0 -3]\n\
[1 10]]}\
A4(0)(1) = [[1 0]\n\
[3 9]]",\
"Testing Array::left(), Array::right() and Array::mid():\
A1.left(4) = {1 1 42 1}\
A1.right(5) = {1 1 1 1 1}\
A1.mid(2, 3) = {42 1 1}",\
"Testing A4.swap(0, 1):\
{{[[0 -3]\n\
[1 10]]} {[[5 3]\n\
[16 4]] [[1 0]\n\
[3 9]]}}"};
Array<int> A1(10), A2(15);
A1 = 1;
A1(2) = 42;
A2 = 5;
ss << "Testing simple Arrays of integers:" << "A1 = " << A1 << "A2 = " << A2;
ASSERT_TRUE(ss.str() == ref[0]);
ss.str("");
// Test of Array initialisation by string:
Array<bvec> A3 = "{[1 1] [1 0 1 0] [0 0 1]}";
ss << "Testing Array initialisation with: \"{[1 1] [1 0 1 0] [0 0 1]}\":"
<< "A3 = " << A3;
ASSERT_TRUE(ss.str() == ref[1]);
ss.str("");
Array<Array<imat> > A4 = "{{[5 3; 020 4] [1 0; 3 9]} {[0 -3; 1 0xa]}}";
ss << "Testing Array initialisation with: \"{{[5 3; 020 4] [1 0; 3 9]} {[0 -3; 1 0xa]}}\":"
<< "A4 = " << A4;
ASSERT_TRUE(ss.str() == ref[2]);
ss.str("");
// Test of operator()
ss << "Testing Array::operator():"
<< "A4(1) = " << A4(1) << "A4(0)(1) = " << A4(0)(1);
ASSERT_TRUE(ss.str() == ref[3]);
ss.str("");
// Test of left(), right() and mid() methods:
ss << "Testing Array::left(), Array::right() and Array::mid():"
<< "A1.left(4) = " << A1.left(4) << "A1.right(5) = " << A1.right(5)
<< "A1.mid(2, 3) = " << A1.mid(2, 3);
ASSERT_TRUE(ss.str() == ref[4]);
ss.str("");
// Test of swap function
A4.swap(0, 1);
ss << "Testing A4.swap(0, 1):" << A4;
ASSERT_TRUE(ss.str() == ref[5]);
}
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