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23 lines
548 B
C++
23 lines
548 B
C++
/*
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* Copyright (c) 2021, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <AK/BitCast.h>
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template<typename A, typename B>
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void check_cast_both_ways(A const& a, B const& b)
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{
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EXPECT_EQ((bit_cast<A, B>(b)), a);
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EXPECT_EQ((bit_cast<B, A>(a)), b);
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}
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TEST_CASE(double_int_conversion)
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{
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check_cast_both_ways(static_cast<u64>(0), 0.0);
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check_cast_both_ways(static_cast<u64>(1) << 63, -0.0);
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check_cast_both_ways(static_cast<u64>(0x4172f58bc0000000), 19880124.0);
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}
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