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Add necessary overloads for Tuple return types in expression tests #2902

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Merged
WardBrian merged 2 commits into from
May 12, 2023
Merged

Add necessary overloads for Tuple return types in expression tests #2902

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Add necessary overloads for Tuple return types in expression tests
WardBrian May 11, 2023
b3afaed
[Jenkins] auto-formatting by clang-format version 10.0.0-4ubuntu1
stan-buildbot May 11, 2023
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17 changes: 16 additions & 1 deletion test/expressions/expression_test_helpers.hpp
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Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
#include <gtest/gtest.h>
#include <stan/math/prim.hpp>
#include <stan/math/prim/meta.hpp>
#include <stan/math/prim/functor/for_each.hpp>
#include <stan/math/rev.hpp>
#include <stan/math/fwd.hpp>
#include <vector>
Expand All @@ -18,7 +20,7 @@ struct counterOp {
}
};

template <typename T>
template <typename T, stan::math::require_not_tuple_t<T>* = nullptr>
auto recursive_sum(const T& a) {
return math::sum(a);
}
Expand All @@ -32,6 +34,13 @@ auto recursive_sum(const std::vector<T>& a) {
return res;
}

template <typename T, stan::math::require_tuple_t<T>* = nullptr>
auto recursive_sum(const T& t1) {
stan::value_type_t<decltype(std::get<0>(t1))> val = 0;
stan::math::for_each([&val](auto&& elt1) { val += recursive_sum(elt1); }, t1);
return val;
}

template <typename T, require_integral_t<T>* = nullptr>
T make_arg(double value = 0.4, int size = 1) {
return 1;
Expand Down Expand Up @@ -160,6 +169,12 @@ void expect_eq(const std::vector<T>& a, const std::vector<T>& b,
}
}

template <typename T, stan::math::require_tuple_t<T>* = nullptr>
void expect_eq(const T& t1, const T& t2, const char* msg) {
stan::math::for_each(
[&msg](auto&& elt1, auto&& elt2) { expect_eq(elt1, elt2, msg); }, t1, t2);
}

template <typename T, require_not_st_var<T>* = nullptr>
void expect_adj_eq(const T& a, const T& b, const char* msg = "expect_ad_eq") {}

Expand Down