50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
//
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// immer: immutable data structures for C++
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// Copyright (C) 2016, 2017, 2018 Juan Pedro Bolivar Puente
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//
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// This software is distributed under the Boost Software License, Version 1.0.
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// See accompanying file LICENSE or copy at http://boost.org/LICENSE_1_0.txt
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//
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#include <immer/array.hpp>
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#include <immer/array_transient.hpp>
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#include <immer/heap/gc_heap.hpp>
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#include <immer/refcount/no_refcount_policy.hpp>
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using gc_memory = immer::memory_policy<immer::heap_policy<immer::gc_heap>,
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immer::no_refcount_policy,
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immer::gc_transience_policy,
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false>;
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template <typename T>
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using test_array_t = immer::array<T, gc_memory>;
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template <typename T>
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using test_array_transient_t = immer::array_transient<T, gc_memory>;
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#define VECTOR_T test_array_t
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#define VECTOR_TRANSIENT_T test_array_transient_t
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#include "../vector_transient/generic.ipp"
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TEST_CASE("array provides mutable data")
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{
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auto arr = immer::array<int, gc_memory>(10, 0);
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CHECK(arr.size() == 10);
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auto tr = arr.transient();
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CHECK(tr.data() == arr.data());
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auto d = tr.data_mut();
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CHECK(tr.data_mut() != arr.data());
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CHECK(tr.data() == tr.data_mut());
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CHECK(arr.data() != tr.data_mut());
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arr = tr.persistent();
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CHECK(arr.data() == d);
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CHECK(arr.data() == tr.data());
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CHECK(tr.data_mut() != arr.data());
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CHECK(tr.data() == tr.data_mut());
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CHECK(arr.data() != tr.data_mut());
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}
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