//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
// UNSUPPORTED: libcpp-has-no-incomplete-pstl
// <algorithm>
// template<class ExecutionPolicy, class ForwardIterator, class Predicate>
// bool any_of(ExecutionPolicy&& exec, ForwardIterator first, ForwardIterator last,
// Predicate pred);
#include <algorithm>
#include <cassert>
#include <vector>
#include "test_macros.h"
#include "test_execution_policies.h"
#include "test_iterators.h"
EXECUTION_POLICY_SFINAE_TEST(any_of);
static_assert(sfinae_test_any_of<int, int*, int*, bool (*)(int)>);
static_assert(!sfinae_test_any_of<std::execution::parallel_policy, int*, int*, bool (*)(int)>);
template <class Iter>
struct Test {
template <class Policy>
void operator()(Policy&& policy) {
int a[] = {1, 2, 3, 4, 5, 6, 7, 8};
// simple test
assert(std::any_of(policy, Iter(std::begin(a)), Iter(std::end(a)), [](int i) { return i < 9; }));
assert(!std::any_of(policy, Iter(std::begin(a)), Iter(std::end(a)), [](int i) { return i > 8; }));
// check that an empty range works
assert(!std::any_of(policy, Iter(std::begin(a)), Iter(std::begin(a)), [](int) { return false; }));
// check that false is returned if no element satisfies the condition
assert(!std::any_of(policy, Iter(std::begin(a)), Iter(std::end(a)), [](int i) { return i == 9; }));
// check that true is returned if only one elements satisfies the condition
assert(std::any_of(policy, Iter(std::begin(a)), Iter(std::end(a)), [](int i) { return i == 1; }));
// check that a one-element range works
assert(std::any_of(policy, Iter(std::begin(a)), Iter(std::begin(a) + 1), [](int i) { return i == 1; }));
// check that a two-element range works
assert(std::any_of(policy, Iter(std::begin(a)), Iter(std::begin(a) + 2), [](int i) { return i == 2; }));
// check that a large number of elements works
std::vector<int> vec(100, 2);
vec[96] = 3;
assert(std::any_of(policy, Iter(vec.data()), Iter(vec.data() + vec.size()), [](int i) { return i == 3; }));
}
};
int main(int, char**) {
types::for_each(types::forward_iterator_list<int*>{}, TestIteratorWithPolicies<Test>{});
return 0;
}