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/***************************************************************************
* Copyright (c) Johan Mabille, Sylvain Corlay and Wolf Vollprecht *
* Copyright (c) QuantStack *
* *
* Distributed under the terms of the BSD 3-Clause License. *
* *
* The full license is in the file LICENSE, distributed with this software. *
****************************************************************************/
#include "xtl/xcomplex_sequence.hpp"
#include "gtest/gtest.h"
namespace xtl
{
using complex_vector = xcomplex_vector<double, false>;
TEST(xcomplex_sequence, constructor)
{
complex_vector v1;
EXPECT_TRUE(v1.empty());
EXPECT_EQ(v1.size(), std::size_t(0));
complex_vector v2(10);
EXPECT_FALSE(v2.empty());
EXPECT_EQ(v2.size(), std::size_t(10));
complex_vector v3(10, xcomplex<double>(1., 1.));
EXPECT_FALSE(v3.empty());
EXPECT_EQ(v3.size(), std::size_t(10));
}
TEST(xcomplex_sequence, resize)
{
complex_vector v1(2);
v1.resize(4);
EXPECT_EQ(v1.size(), 4u);
v1.resize(8, xcomplex<double>(1., 1.));
EXPECT_EQ(v1.size(), 8u);
}
TEST(xcomplex_sequence, access)
{
xcomplex<double> c0(1., 2.);
xcomplex<double> c1(2., 3.);
complex_vector v = { c0, c1 };
EXPECT_EQ(v[0], c0);
EXPECT_EQ(v[1], c1);
}
TEST(xcomplex_sequence, at)
{
xcomplex<double> c0(1., 2.);
xcomplex<double> c1(2., 3.);
complex_vector v = { c0, c1 };
EXPECT_EQ(v.at(0), c0);
EXPECT_EQ(v.at(1), c1);
}
TEST(xcomplex_sequence, front)
{
xcomplex<double> c0(1., 2.);
xcomplex<double> c1(2., 3.);
complex_vector v = { c0, c1 };
EXPECT_EQ(v.front(), c0);
}
TEST(xcomplex_sequence, back)
{
xcomplex<double> c0(1., 2.);
xcomplex<double> c1(2., 3.);
complex_vector v = { c0, c1 };
EXPECT_EQ(v.back(), c1);
}
TEST(xcomplex_sequence, iterator)
{
xcomplex<double> c0(1., 2.);
xcomplex<double> c1(2., 3.);
xcomplex<double> c2(4., 6.);
xcomplex<double> c3(8., 12.);
complex_vector v = { c0, c1, c2, c3 };
auto iter = v.begin();
auto citer = v.cbegin();
EXPECT_EQ(*iter, c0);
EXPECT_EQ(*citer, c0);
++iter, ++citer;
EXPECT_EQ(*iter, c1);
EXPECT_EQ(*citer, c1);
++iter, ++citer;
EXPECT_EQ(*iter, c2);
EXPECT_EQ(*citer, c2);
++iter, ++citer;
EXPECT_EQ(*iter, c3);
EXPECT_EQ(*citer, c3);
++iter, ++citer;
EXPECT_EQ(iter, v.end());
EXPECT_EQ(citer, v.cend());
}
TEST(xcomplex_sequence, reverse_iterator)
{
xcomplex<double> c0(1., 2.);
xcomplex<double> c1(2., 3.);
xcomplex<double> c2(4., 6.);
xcomplex<double> c3(8., 12.);
complex_vector v = { c0, c1, c2, c3 };
auto iter = v.rbegin();
auto citer = v.crbegin();
EXPECT_EQ(*iter, c3);
EXPECT_EQ(*citer, c3);
++iter, ++citer;
EXPECT_EQ(*iter, c2);
EXPECT_EQ(*citer, c2);
++iter, ++citer;
EXPECT_EQ(*iter, c1);
EXPECT_EQ(*citer, c1);
++iter, ++citer;
EXPECT_EQ(*iter, c0);
EXPECT_EQ(*citer, c0);
++iter, ++citer;
EXPECT_EQ(iter, v.rend());
EXPECT_EQ(citer, v.crend());
}
TEST(xcomplex_sequence, comparison)
{
xcomplex<double> c0(1., 2.);
xcomplex<double> c1(2., 3.);
xcomplex<double> c2(4., 6.);
xcomplex<double> c3(8., 12.);
complex_vector v1 = { c0, c1, c2, c3 };
EXPECT_TRUE(v1 == v1);
EXPECT_FALSE(v1 != v1);
}
TEST(xcomplex_sequence, real)
{
xcomplex<double> c0(1., 2.);
xcomplex<double> c1(2., 3.);
complex_vector v = { c0, c1 };
EXPECT_EQ(v.real()[0], 1.);
EXPECT_EQ(v.real()[1], 2.);
}
TEST(xcomplex_sequence, imag)
{
xcomplex<double> c0(1., 2.);
xcomplex<double> c1(2., 3.);
complex_vector v = { c0, c1 };
EXPECT_EQ(v.imag()[0], 2.);
EXPECT_EQ(v.imag()[1], 3.);
}
}
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