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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2013 Christian Seiler <christian@iwakd.de>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include "main.h"
#include <StormEigen/CXX11/Core>
using StormEigen::internal::is_same; using StormEigen::internal::type_list; using StormEigen::internal::numeric_list; using StormEigen::internal::gen_numeric_list; using StormEigen::internal::gen_numeric_list_reversed; using StormEigen::internal::gen_numeric_list_swapped_pair; using StormEigen::internal::gen_numeric_list_repeated; using StormEigen::internal::concat; using StormEigen::internal::mconcat; using StormEigen::internal::take; using StormEigen::internal::skip; using StormEigen::internal::slice; using StormEigen::internal::get; using StormEigen::internal::id_numeric; using StormEigen::internal::id_type; using StormEigen::internal::is_same_gf; using StormEigen::internal::apply_op_from_left; using StormEigen::internal::apply_op_from_right; using StormEigen::internal::contained_in_list; using StormEigen::internal::contained_in_list_gf; using StormEigen::internal::arg_prod; using StormEigen::internal::arg_sum; using StormEigen::internal::sum_op; using StormEigen::internal::product_op; using StormEigen::internal::array_reverse; using StormEigen::internal::array_sum; using StormEigen::internal::array_prod; using StormEigen::internal::array_reduce; using StormEigen::internal::array_zip; using StormEigen::internal::array_zip_and_reduce; using StormEigen::internal::array_apply; using StormEigen::internal::array_apply_and_reduce; using StormEigen::internal::repeat; using StormEigen::internal::instantiate_by_c_array;
struct dummy_a {}; struct dummy_b {}; struct dummy_c {}; struct dummy_d {}; struct dummy_e {};
// dummy operation for testing apply
template<typename A, typename B> struct dummy_op; template<> struct dummy_op<dummy_a, dummy_b> { typedef dummy_c type; }; template<> struct dummy_op<dummy_b, dummy_a> { typedef dummy_d type; }; template<> struct dummy_op<dummy_b, dummy_c> { typedef dummy_a type; }; template<> struct dummy_op<dummy_c, dummy_b> { typedef dummy_d type; }; template<> struct dummy_op<dummy_c, dummy_a> { typedef dummy_b type; }; template<> struct dummy_op<dummy_a, dummy_c> { typedef dummy_d type; }; template<> struct dummy_op<dummy_a, dummy_a> { typedef dummy_e type; }; template<> struct dummy_op<dummy_b, dummy_b> { typedef dummy_e type; }; template<> struct dummy_op<dummy_c, dummy_c> { typedef dummy_e type; };
template<typename A, typename B> struct dummy_test { constexpr static bool value = false; constexpr static int global_flags = 0; }; template<> struct dummy_test<dummy_a, dummy_a> { constexpr static bool value = true; constexpr static int global_flags = 1; }; template<> struct dummy_test<dummy_b, dummy_b> { constexpr static bool value = true; constexpr static int global_flags = 2; }; template<> struct dummy_test<dummy_c, dummy_c> { constexpr static bool value = true; constexpr static int global_flags = 4; };
struct times2_op { template<typename A> static A run(A v) { return v * 2; } };
struct dummy_inst { int c;
dummy_inst() : c(0) {} explicit dummy_inst(int) : c(1) {} dummy_inst(int, int) : c(2) {} dummy_inst(int, int, int) : c(3) {} dummy_inst(int, int, int, int) : c(4) {} dummy_inst(int, int, int, int, int) : c(5) {} };
static void test_gen_numeric_list() { VERIFY((is_same<typename gen_numeric_list<int, 0>::type, numeric_list<int>>::value)); VERIFY((is_same<typename gen_numeric_list<int, 1>::type, numeric_list<int, 0>>::value)); VERIFY((is_same<typename gen_numeric_list<int, 2>::type, numeric_list<int, 0, 1>>::value)); VERIFY((is_same<typename gen_numeric_list<int, 5>::type, numeric_list<int, 0, 1, 2, 3, 4>>::value)); VERIFY((is_same<typename gen_numeric_list<int, 10>::type, numeric_list<int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9>>::value));
VERIFY((is_same<typename gen_numeric_list<int, 0, 42>::type, numeric_list<int>>::value)); VERIFY((is_same<typename gen_numeric_list<int, 1, 42>::type, numeric_list<int, 42>>::value)); VERIFY((is_same<typename gen_numeric_list<int, 2, 42>::type, numeric_list<int, 42, 43>>::value)); VERIFY((is_same<typename gen_numeric_list<int, 5, 42>::type, numeric_list<int, 42, 43, 44, 45, 46>>::value)); VERIFY((is_same<typename gen_numeric_list<int, 10, 42>::type, numeric_list<int, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51>>::value));
VERIFY((is_same<typename gen_numeric_list_reversed<int, 0>::type, numeric_list<int>>::value)); VERIFY((is_same<typename gen_numeric_list_reversed<int, 1>::type, numeric_list<int, 0>>::value)); VERIFY((is_same<typename gen_numeric_list_reversed<int, 2>::type, numeric_list<int, 1, 0>>::value)); VERIFY((is_same<typename gen_numeric_list_reversed<int, 5>::type, numeric_list<int, 4, 3, 2, 1, 0>>::value)); VERIFY((is_same<typename gen_numeric_list_reversed<int, 10>::type, numeric_list<int, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0>>::value));
VERIFY((is_same<typename gen_numeric_list_reversed<int, 0, 42>::type, numeric_list<int>>::value)); VERIFY((is_same<typename gen_numeric_list_reversed<int, 1, 42>::type, numeric_list<int, 42>>::value)); VERIFY((is_same<typename gen_numeric_list_reversed<int, 2, 42>::type, numeric_list<int, 43, 42>>::value)); VERIFY((is_same<typename gen_numeric_list_reversed<int, 5, 42>::type, numeric_list<int, 46, 45, 44, 43, 42>>::value)); VERIFY((is_same<typename gen_numeric_list_reversed<int, 10, 42>::type, numeric_list<int, 51, 50, 49, 48, 47, 46, 45, 44, 43, 42>>::value));
VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 0, 2, 3>::type, numeric_list<int>>::value)); VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 1, 2, 3>::type, numeric_list<int, 0>>::value)); VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 2, 2, 3>::type, numeric_list<int, 0, 1>>::value)); VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 5, 2, 3>::type, numeric_list<int, 0, 1, 3, 2, 4>>::value)); VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 10, 2, 3>::type, numeric_list<int, 0, 1, 3, 2, 4, 5, 6, 7, 8, 9>>::value));
VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 0, 44, 45, 42>::type, numeric_list<int>>::value)); VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 1, 44, 45, 42>::type, numeric_list<int, 42>>::value)); VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 2, 44, 45, 42>::type, numeric_list<int, 42, 43>>::value)); VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 5, 44, 45, 42>::type, numeric_list<int, 42, 43, 45, 44, 46>>::value)); VERIFY((is_same<typename gen_numeric_list_swapped_pair<int, 10, 44, 45, 42>::type, numeric_list<int, 42, 43, 45, 44, 46, 47, 48, 49, 50, 51>>::value));
VERIFY((is_same<typename gen_numeric_list_repeated<int, 0, 0>::type, numeric_list<int>>::value)); VERIFY((is_same<typename gen_numeric_list_repeated<int, 1, 0>::type, numeric_list<int, 0>>::value)); VERIFY((is_same<typename gen_numeric_list_repeated<int, 2, 0>::type, numeric_list<int, 0, 0>>::value)); VERIFY((is_same<typename gen_numeric_list_repeated<int, 5, 0>::type, numeric_list<int, 0, 0, 0, 0, 0>>::value)); VERIFY((is_same<typename gen_numeric_list_repeated<int, 10, 0>::type, numeric_list<int, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0>>::value)); }
static void test_concat() { VERIFY((is_same<typename concat<type_list<dummy_a, dummy_a>, type_list<>>::type, type_list<dummy_a, dummy_a>>::value)); VERIFY((is_same<typename concat<type_list<>, type_list<dummy_a, dummy_a>>::type, type_list<dummy_a, dummy_a>>::value)); VERIFY((is_same<typename concat<type_list<dummy_a, dummy_a>, type_list<dummy_a, dummy_a>>::type, type_list<dummy_a, dummy_a, dummy_a, dummy_a>>::value)); VERIFY((is_same<typename concat<type_list<dummy_a, dummy_a>, type_list<dummy_b, dummy_c>>::type, type_list<dummy_a, dummy_a, dummy_b, dummy_c>>::value)); VERIFY((is_same<typename concat<type_list<dummy_a>, type_list<dummy_b, dummy_c>>::type, type_list<dummy_a, dummy_b, dummy_c>>::value));
VERIFY((is_same<typename concat<numeric_list<int, 0, 0>, numeric_list<int>>::type, numeric_list<int, 0, 0>>::value)); VERIFY((is_same<typename concat<numeric_list<int>, numeric_list<int, 0, 0>>::type, numeric_list<int, 0, 0>>::value)); VERIFY((is_same<typename concat<numeric_list<int, 0, 0>, numeric_list<int, 0, 0>>::type, numeric_list<int, 0, 0, 0, 0>>::value)); VERIFY((is_same<typename concat<numeric_list<int, 0, 0>, numeric_list<int, 1, 2>>::type, numeric_list<int, 0, 0, 1, 2>>::value)); VERIFY((is_same<typename concat<numeric_list<int, 0>, numeric_list<int, 1, 2>>::type, numeric_list<int, 0, 1, 2>>::value));
VERIFY((is_same<typename mconcat<type_list<dummy_a>>::type, type_list<dummy_a>>::value)); VERIFY((is_same<typename mconcat<type_list<dummy_a>, type_list<dummy_b>>::type, type_list<dummy_a, dummy_b>>::value)); VERIFY((is_same<typename mconcat<type_list<dummy_a>, type_list<dummy_b>, type_list<dummy_c>>::type, type_list<dummy_a, dummy_b, dummy_c>>::value)); VERIFY((is_same<typename mconcat<type_list<dummy_a>, type_list<dummy_b, dummy_c>>::type, type_list<dummy_a, dummy_b, dummy_c>>::value)); VERIFY((is_same<typename mconcat<type_list<dummy_a, dummy_b>, type_list<dummy_c>>::type, type_list<dummy_a, dummy_b, dummy_c>>::value));
VERIFY((is_same<typename mconcat<numeric_list<int, 0>>::type, numeric_list<int, 0>>::value)); VERIFY((is_same<typename mconcat<numeric_list<int, 0>, numeric_list<int, 1>>::type, numeric_list<int, 0, 1>>::value)); VERIFY((is_same<typename mconcat<numeric_list<int, 0>, numeric_list<int, 1>, numeric_list<int, 2>>::type, numeric_list<int, 0, 1, 2>>::value)); VERIFY((is_same<typename mconcat<numeric_list<int, 0>, numeric_list<int, 1, 2>>::type, numeric_list<int, 0, 1, 2>>::value)); VERIFY((is_same<typename mconcat<numeric_list<int, 0, 1>, numeric_list<int, 2>>::type, numeric_list<int, 0, 1, 2>>::value)); }
static void test_slice() { typedef type_list<dummy_a, dummy_a, dummy_b, dummy_b, dummy_c, dummy_c> tl; typedef numeric_list<int, 0, 1, 2, 3, 4, 5> il;
VERIFY((is_same<typename take<0, tl>::type, type_list<>>::value)); VERIFY((is_same<typename take<1, tl>::type, type_list<dummy_a>>::value)); VERIFY((is_same<typename take<2, tl>::type, type_list<dummy_a, dummy_a>>::value)); VERIFY((is_same<typename take<3, tl>::type, type_list<dummy_a, dummy_a, dummy_b>>::value)); VERIFY((is_same<typename take<4, tl>::type, type_list<dummy_a, dummy_a, dummy_b, dummy_b>>::value)); VERIFY((is_same<typename take<5, tl>::type, type_list<dummy_a, dummy_a, dummy_b, dummy_b, dummy_c>>::value)); VERIFY((is_same<typename take<6, tl>::type, type_list<dummy_a, dummy_a, dummy_b, dummy_b, dummy_c, dummy_c>>::value));
VERIFY((is_same<typename take<0, il>::type, numeric_list<int>>::value)); VERIFY((is_same<typename take<1, il>::type, numeric_list<int, 0>>::value)); VERIFY((is_same<typename take<2, il>::type, numeric_list<int, 0, 1>>::value)); VERIFY((is_same<typename take<3, il>::type, numeric_list<int, 0, 1, 2>>::value)); VERIFY((is_same<typename take<4, il>::type, numeric_list<int, 0, 1, 2, 3>>::value)); VERIFY((is_same<typename take<5, il>::type, numeric_list<int, 0, 1, 2, 3, 4>>::value)); VERIFY((is_same<typename take<6, il>::type, numeric_list<int, 0, 1, 2, 3, 4, 5>>::value)); VERIFY((is_same<typename skip<0, tl>::type, type_list<dummy_a, dummy_a, dummy_b, dummy_b, dummy_c, dummy_c>>::value)); VERIFY((is_same<typename skip<1, tl>::type, type_list<dummy_a, dummy_b, dummy_b, dummy_c, dummy_c>>::value)); VERIFY((is_same<typename skip<2, tl>::type, type_list<dummy_b, dummy_b, dummy_c, dummy_c>>::value)); VERIFY((is_same<typename skip<3, tl>::type, type_list<dummy_b, dummy_c, dummy_c>>::value)); VERIFY((is_same<typename skip<4, tl>::type, type_list<dummy_c, dummy_c>>::value)); VERIFY((is_same<typename skip<5, tl>::type, type_list<dummy_c>>::value)); VERIFY((is_same<typename skip<6, tl>::type, type_list<>>::value));
VERIFY((is_same<typename skip<0, il>::type, numeric_list<int, 0, 1, 2, 3, 4, 5>>::value)); VERIFY((is_same<typename skip<1, il>::type, numeric_list<int, 1, 2, 3, 4, 5>>::value)); VERIFY((is_same<typename skip<2, il>::type, numeric_list<int, 2, 3, 4, 5>>::value)); VERIFY((is_same<typename skip<3, il>::type, numeric_list<int, 3, 4, 5>>::value)); VERIFY((is_same<typename skip<4, il>::type, numeric_list<int, 4, 5>>::value)); VERIFY((is_same<typename skip<5, il>::type, numeric_list<int, 5>>::value)); VERIFY((is_same<typename skip<6, il>::type, numeric_list<int>>::value));
VERIFY((is_same<typename slice<0, 3, tl>::type, typename take<3, tl>::type>::value)); VERIFY((is_same<typename slice<0, 3, il>::type, typename take<3, il>::type>::value)); VERIFY((is_same<typename slice<1, 3, tl>::type, type_list<dummy_a, dummy_b, dummy_b>>::value)); VERIFY((is_same<typename slice<1, 3, il>::type, numeric_list<int, 1, 2, 3>>::value)); }
static void test_get() { typedef type_list<dummy_a, dummy_a, dummy_b, dummy_b, dummy_c, dummy_c> tl; typedef numeric_list<int, 4, 8, 15, 16, 23, 42> il;
VERIFY((is_same<typename get<0, tl>::type, dummy_a>::value)); VERIFY((is_same<typename get<1, tl>::type, dummy_a>::value)); VERIFY((is_same<typename get<2, tl>::type, dummy_b>::value)); VERIFY((is_same<typename get<3, tl>::type, dummy_b>::value)); VERIFY((is_same<typename get<4, tl>::type, dummy_c>::value)); VERIFY((is_same<typename get<5, tl>::type, dummy_c>::value));
VERIFY_IS_EQUAL(((int)get<0, il>::value), 4); VERIFY_IS_EQUAL(((int)get<1, il>::value), 8); VERIFY_IS_EQUAL(((int)get<2, il>::value), 15); VERIFY_IS_EQUAL(((int)get<3, il>::value), 16); VERIFY_IS_EQUAL(((int)get<4, il>::value), 23); VERIFY_IS_EQUAL(((int)get<5, il>::value), 42); }
static void test_id_helper(dummy_a a, dummy_a b, dummy_a c) { (void)a; (void)b; (void)c; }
template<int... ii> static void test_id_numeric() { test_id_helper(typename id_numeric<int, ii, dummy_a>::type()...); }
template<typename... tt> static void test_id_type() { test_id_helper(typename id_type<tt, dummy_a>::type()...); }
static void test_id() { // don't call VERIFY here, just assume it works if it compiles
// (otherwise it will complain that it can't find the function)
test_id_numeric<1, 4, 6>(); test_id_type<dummy_a, dummy_b, dummy_c>(); }
static void test_is_same_gf() { VERIFY((!is_same_gf<dummy_a, dummy_b>::value)); VERIFY((!!is_same_gf<dummy_a, dummy_a>::value)); VERIFY_IS_EQUAL((!!is_same_gf<dummy_a, dummy_b>::global_flags), 0); VERIFY_IS_EQUAL((!!is_same_gf<dummy_a, dummy_a>::global_flags), 0); }
static void test_apply_op() { typedef type_list<dummy_a, dummy_b, dummy_c> tl; VERIFY((!!is_same<typename apply_op_from_left<dummy_op, dummy_a, tl>::type, type_list<dummy_e, dummy_c, dummy_d>>::value)); VERIFY((!!is_same<typename apply_op_from_right<dummy_op, dummy_a, tl>::type, type_list<dummy_e, dummy_d, dummy_b>>::value)); }
static void test_contained_in_list() { typedef type_list<dummy_a, dummy_b, dummy_c> tl;
VERIFY((!!contained_in_list<is_same, dummy_a, tl>::value)); VERIFY((!!contained_in_list<is_same, dummy_b, tl>::value)); VERIFY((!!contained_in_list<is_same, dummy_c, tl>::value)); VERIFY((!contained_in_list<is_same, dummy_d, tl>::value)); VERIFY((!contained_in_list<is_same, dummy_e, tl>::value));
VERIFY((!!contained_in_list_gf<dummy_test, dummy_a, tl>::value)); VERIFY((!!contained_in_list_gf<dummy_test, dummy_b, tl>::value)); VERIFY((!!contained_in_list_gf<dummy_test, dummy_c, tl>::value)); VERIFY((!contained_in_list_gf<dummy_test, dummy_d, tl>::value)); VERIFY((!contained_in_list_gf<dummy_test, dummy_e, tl>::value));
VERIFY_IS_EQUAL(((int)contained_in_list_gf<dummy_test, dummy_a, tl>::global_flags), 1); VERIFY_IS_EQUAL(((int)contained_in_list_gf<dummy_test, dummy_b, tl>::global_flags), 2); VERIFY_IS_EQUAL(((int)contained_in_list_gf<dummy_test, dummy_c, tl>::global_flags), 4); VERIFY_IS_EQUAL(((int)contained_in_list_gf<dummy_test, dummy_d, tl>::global_flags), 0); VERIFY_IS_EQUAL(((int)contained_in_list_gf<dummy_test, dummy_e, tl>::global_flags), 0); }
static void test_arg_reductions() { VERIFY_IS_EQUAL(arg_sum(1,2,3,4), 10); VERIFY_IS_EQUAL(arg_prod(1,2,3,4), 24); VERIFY_IS_APPROX(arg_sum(0.5, 2, 5), 7.5); VERIFY_IS_APPROX(arg_prod(0.5, 2, 5), 5.0); }
static void test_array_reverse_and_reduce() { std::array<int, 6> a{{4, 8, 15, 16, 23, 42}}; std::array<int, 6> b{{42, 23, 16, 15, 8, 4}};
// there is no operator<< for std::array, so VERIFY_IS_EQUAL will
// not compile
VERIFY((array_reverse(a) == b)); VERIFY((array_reverse(b) == a)); VERIFY_IS_EQUAL((array_sum(a)), 108); VERIFY_IS_EQUAL((array_sum(b)), 108); VERIFY_IS_EQUAL((array_prod(a)), 7418880); VERIFY_IS_EQUAL((array_prod(b)), 7418880); }
static void test_array_zip_and_apply() { std::array<int, 6> a{{4, 8, 15, 16, 23, 42}}; std::array<int, 6> b{{0, 1, 2, 3, 4, 5}}; std::array<int, 6> c{{4, 9, 17, 19, 27, 47}}; std::array<int, 6> d{{0, 8, 30, 48, 92, 210}}; std::array<int, 6> e{{0, 2, 4, 6, 8, 10}};
VERIFY((array_zip<sum_op>(a, b) == c)); VERIFY((array_zip<product_op>(a, b) == d)); VERIFY((array_apply<times2_op>(b) == e)); VERIFY_IS_EQUAL((array_apply_and_reduce<sum_op, times2_op>(a)), 216); VERIFY_IS_EQUAL((array_apply_and_reduce<sum_op, times2_op>(b)), 30); VERIFY_IS_EQUAL((array_zip_and_reduce<product_op, sum_op>(a, b)), 14755932); VERIFY_IS_EQUAL((array_zip_and_reduce<sum_op, product_op>(a, b)), 388); }
static void test_array_misc() { std::array<int, 3> a3{{1, 1, 1}}; std::array<int, 6> a6{{2, 2, 2, 2, 2, 2}}; VERIFY((repeat<3, int>(1) == a3)); VERIFY((repeat<6, int>(2) == a6));
int data[5] = { 0, 1, 2, 3, 4 }; VERIFY_IS_EQUAL((instantiate_by_c_array<dummy_inst, int, 0>(data).c), 0); VERIFY_IS_EQUAL((instantiate_by_c_array<dummy_inst, int, 1>(data).c), 1); VERIFY_IS_EQUAL((instantiate_by_c_array<dummy_inst, int, 2>(data).c), 2); VERIFY_IS_EQUAL((instantiate_by_c_array<dummy_inst, int, 3>(data).c), 3); VERIFY_IS_EQUAL((instantiate_by_c_array<dummy_inst, int, 4>(data).c), 4); VERIFY_IS_EQUAL((instantiate_by_c_array<dummy_inst, int, 5>(data).c), 5); }
void test_cxx11_meta() { CALL_SUBTEST(test_gen_numeric_list()); CALL_SUBTEST(test_concat()); CALL_SUBTEST(test_slice()); CALL_SUBTEST(test_get()); CALL_SUBTEST(test_id()); CALL_SUBTEST(test_is_same_gf()); CALL_SUBTEST(test_apply_op()); CALL_SUBTEST(test_contained_in_list()); CALL_SUBTEST(test_arg_reductions()); CALL_SUBTEST(test_array_reverse_and_reduce()); CALL_SUBTEST(test_array_zip_and_apply()); CALL_SUBTEST(test_array_misc()); }
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