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vector-test.cpp
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/// @file test/vector-test.cpp
/// @copyright 2022 Thomas E. Vaughan, all rights reserved.
/// @brief Tests for gsl::vector.
#include"gslcpp/vector-view.hpp"
#include"gslcpp/vector.hpp"
#include<catch.hpp>
using gsl::CALLOC;
using gsl::complex;
using gsl::v_iface;
using gsl::vector;
using gsl::vector_view;
template<typename E> voidverify_static_default_constructor() {
vector<E, 3> v;
REQUIRE(v.size() == 3);
}
TEST_CASE("Static vector's default constructor works.", "[vector]") {
verify_static_default_constructor<double>();
verify_static_default_constructor<float>();
verify_static_default_constructor<longdouble>();
verify_static_default_constructor<int>();
verify_static_default_constructor<unsigned>();
verify_static_default_constructor<long>();
verify_static_default_constructor<unsignedlong>();
verify_static_default_constructor<short>();
verify_static_default_constructor<unsignedshort>();
verify_static_default_constructor<char>();
verify_static_default_constructor<unsignedchar>();
verify_static_default_constructor<complex<double>>();
verify_static_default_constructor<complex<float>>();
verify_static_default_constructor<complex<longdouble>>();
}
template<typename E> voidverify_dynamic_base_constructor() {
vector<E> v(15);
REQUIRE(v.size() == 15);
vector<E> w(15, CALLOC);
v.set_zero();
REQUIRE(v == w);
}
TEST_CASE("Dynamic vector's base-constructor works.", "[vector]") {
verify_dynamic_base_constructor<double>();
verify_dynamic_base_constructor<float>();
verify_dynamic_base_constructor<longdouble>();
verify_dynamic_base_constructor<int>();
verify_dynamic_base_constructor<unsigned>();
verify_dynamic_base_constructor<long>();
verify_dynamic_base_constructor<unsignedlong>();
verify_dynamic_base_constructor<short>();
verify_dynamic_base_constructor<unsignedshort>();
verify_dynamic_base_constructor<char>();
verify_dynamic_base_constructor<unsignedchar>();
verify_dynamic_base_constructor<complex<double>>();
verify_dynamic_base_constructor<complex<float>>();
verify_dynamic_base_constructor<complex<longdouble>>();
}
template<typename E> voidverify_dynamic_movement() {
vector<E> r(15);
for(int i= 0; i < 15; ++i) r[i]= E(15 - i);
vector s= std::move(r); // Move-construction.
REQUIRE(r.valid() == false); // Because s was invalid before move.
for(int i= 0; i < 15; ++i) REQUIRE(s[i] == E(15 - i));
}
TEST_CASE("Dynamic vector's move-constructor works.", "[vector]") {
verify_dynamic_movement<double>();
verify_dynamic_movement<float>();
verify_dynamic_movement<longdouble>();
verify_dynamic_movement<int>();
verify_dynamic_movement<unsigned>();
verify_dynamic_movement<long>();
verify_dynamic_movement<unsignedlong>();
verify_dynamic_movement<short>();
verify_dynamic_movement<unsignedshort>();
verify_dynamic_movement<char>();
verify_dynamic_movement<unsignedchar>();
verify_dynamic_movement<complex<double>>();
verify_dynamic_movement<complex<float>>();
verify_dynamic_movement<complex<longdouble>>();
}
template<typename E> voidverify_static_base_constructor() {
REQUIRE_THROWS((vector<E, 3>(4)));
}
TEST_CASE("Static vector's base-constructor works.", "[vector]") {
verify_static_base_constructor<double>();
verify_static_base_constructor<float>();
verify_static_base_constructor<longdouble>();
verify_static_base_constructor<int>();
verify_static_base_constructor<unsigned>();
verify_static_base_constructor<long>();
verify_static_base_constructor<unsignedlong>();
verify_static_base_constructor<short>();
verify_static_base_constructor<unsignedshort>();
verify_static_base_constructor<char>();
verify_static_base_constructor<unsignedchar>();
verify_static_base_constructor<complex<double>>();
verify_static_base_constructor<complex<float>>();
verify_static_base_constructor<complex<longdouble>>();
}
TEST_CASE("Static vector's constructor from array works.", "[vector]") {
double d[]= {2.0, 4.0, 6.0, 8.0};
vector v(d); // No template-parameter required!
REQUIRE(v.size() == 4);
REQUIRE(v[0] == 2.0);
REQUIRE(v[1] == 4.0);
REQUIRE(v[2] == 6.0);
REQUIRE(v[3] == 8.0);
}
TEST_CASE("Dynamic vector's constructor from array works.", "[vector]") {
double d[]= {2.0, 4.0, 6.0, 8.0};
doubleconst *e= d;
vector v(e, 4); // No template-parameter required!
REQUIRE(v.size() == 4);
REQUIRE(v[0] == 2.0);
REQUIRE(v[1] == 4.0);
REQUIRE(v[2] == 6.0);
REQUIRE(v[3] == 8.0);
}
TEST_CASE("Static vector's assignment from array works.", "[vector]") {
double d[]= {2.0, 4.0, 6.0, 8.0};
vector v(d); // No template-parameter required!
REQUIRE(v[0] == 2.0);
REQUIRE(v[1] == 4.0);
REQUIRE(v[2] == 6.0);
REQUIRE(v[3] == 8.0);
v.set_zero();
REQUIRE(v[0] == 0.0);
REQUIRE(v[1] == 0.0);
REQUIRE(v[2] == 0.0);
REQUIRE(v[3] == 0.0);
v= d;
REQUIRE(v[0] == 2.0);
REQUIRE(v[1] == 4.0);
REQUIRE(v[2] == 6.0);
REQUIRE(v[3] == 8.0);
}
TEST_CASE("Static vector's copy-constructor works.", "[vector]") {
vector v({1.0, 2.0, 3.0});
vector w= v; // Copy.
REQUIRE(v == w);
auto view= v.view();
vector x= view; // Copy from other kind of vector.
REQUIRE(x == v);
}
TEST_CASE("Static vector's copy-assignment works.", "[vector]") {
vector v({1.0, 2.0, 3.0});
vector<double, 3> w;
w= v; // Assign.
}
// EOF
