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/******************************************************************************
* Top contributors (to current version):
* Aina Niemetz
*
* This file is part of the cvc5 project.
*
* Copyright (c) 2009-2025 by the authors listed in the file AUTHORS
* in the top-level source directory and their institutional affiliations.
* All rights reserved. See the file COPYING in the top-level source
* directory for licensing information.
* ****************************************************************************
*
* Black box testing of cvc5::FloatingPoint.
*/
#include "test.h"
#include "util/floatingpoint.h"
namespace cvc5::internal {
namespace test {
class TestUtilBlackFloatingPoint : public TestInternal
{
};
TEST_F(TestUtilBlackFloatingPoint, makeMinSubnormal)
{
FloatingPointSize size16(5, 11);
FloatingPointSize size32(8, 24);
FloatingPointSize size64(11, 53);
FloatingPointSize size128(15, 113);
FloatingPoint fp16 = FloatingPoint::makeMinSubnormal(size16, true);
ASSERT_TRUE(fp16.isSubnormal());
FloatingPoint mfp16 = FloatingPoint::makeMinSubnormal(size16, false);
ASSERT_TRUE(mfp16.isSubnormal());
FloatingPoint fp32 = FloatingPoint::makeMinSubnormal(size32, true);
ASSERT_TRUE(fp32.isSubnormal());
FloatingPoint mfp32 = FloatingPoint::makeMinSubnormal(size32, false);
ASSERT_TRUE(mfp32.isSubnormal());
FloatingPoint fp64 = FloatingPoint::makeMinSubnormal(size64, true);
ASSERT_TRUE(fp64.isSubnormal());
FloatingPoint mfp64 = FloatingPoint::makeMinSubnormal(size64, false);
ASSERT_TRUE(mfp64.isSubnormal());
FloatingPoint fp128 = FloatingPoint::makeMinSubnormal(size128, true);
ASSERT_TRUE(fp128.isSubnormal());
FloatingPoint mfp128 = FloatingPoint::makeMinSubnormal(size128, false);
ASSERT_TRUE(mfp128.isSubnormal());
}
TEST_F(TestUtilBlackFloatingPoint, makeMaxSubnormal)
{
FloatingPointSize size16(5, 11);
FloatingPointSize size32(8, 24);
FloatingPointSize size64(11, 53);
FloatingPointSize size128(15, 113);
FloatingPoint fp16 = FloatingPoint::makeMaxSubnormal(size16, true);
ASSERT_TRUE(fp16.isSubnormal());
FloatingPoint mfp16 = FloatingPoint::makeMaxSubnormal(size16, false);
ASSERT_TRUE(mfp16.isSubnormal());
FloatingPoint fp32 = FloatingPoint::makeMaxSubnormal(size32, true);
ASSERT_TRUE(fp32.isSubnormal());
FloatingPoint mfp32 = FloatingPoint::makeMaxSubnormal(size32, false);
ASSERT_TRUE(mfp32.isSubnormal());
FloatingPoint fp64 = FloatingPoint::makeMaxSubnormal(size64, true);
ASSERT_TRUE(fp64.isSubnormal());
FloatingPoint mfp64 = FloatingPoint::makeMaxSubnormal(size64, false);
ASSERT_TRUE(mfp64.isSubnormal());
FloatingPoint fp128 = FloatingPoint::makeMaxSubnormal(size128, true);
ASSERT_TRUE(fp128.isSubnormal());
FloatingPoint mfp128 = FloatingPoint::makeMaxSubnormal(size128, false);
ASSERT_TRUE(mfp128.isSubnormal());
}
TEST_F(TestUtilBlackFloatingPoint, makeMinNormal)
{
FloatingPointSize size16(5, 11);
FloatingPointSize size32(8, 24);
FloatingPointSize size64(11, 53);
FloatingPointSize size128(15, 113);
FloatingPoint fp16 = FloatingPoint::makeMinNormal(size16, true);
ASSERT_TRUE(fp16.isNormal());
FloatingPoint mfp16 = FloatingPoint::makeMinNormal(size16, false);
ASSERT_TRUE(mfp16.isNormal());
FloatingPoint fp32 = FloatingPoint::makeMinNormal(size32, true);
ASSERT_TRUE(fp32.isNormal());
FloatingPoint mfp32 = FloatingPoint::makeMinNormal(size32, false);
ASSERT_TRUE(mfp32.isNormal());
FloatingPoint fp64 = FloatingPoint::makeMinNormal(size64, true);
ASSERT_TRUE(fp64.isNormal());
FloatingPoint mfp64 = FloatingPoint::makeMinNormal(size64, false);
ASSERT_TRUE(mfp64.isNormal());
FloatingPoint fp128 = FloatingPoint::makeMinNormal(size128, true);
ASSERT_TRUE(fp128.isNormal());
FloatingPoint mfp128 = FloatingPoint::makeMinNormal(size128, false);
ASSERT_TRUE(mfp128.isNormal());
}
TEST_F(TestUtilBlackFloatingPoint, makeMaxNormal)
{
FloatingPointSize size16(5, 11);
FloatingPointSize size32(8, 24);
FloatingPointSize size64(11, 53);
FloatingPointSize size128(15, 113);
FloatingPoint fp16 = FloatingPoint::makeMaxNormal(size16, true);
ASSERT_TRUE(fp16.isNormal());
FloatingPoint mfp16 = FloatingPoint::makeMaxNormal(size16, false);
ASSERT_TRUE(mfp16.isNormal());
FloatingPoint fp32 = FloatingPoint::makeMaxNormal(size32, true);
ASSERT_TRUE(fp32.isNormal());
FloatingPoint mfp32 = FloatingPoint::makeMaxNormal(size32, false);
ASSERT_TRUE(mfp32.isNormal());
FloatingPoint fp64 = FloatingPoint::makeMaxNormal(size64, true);
ASSERT_TRUE(fp64.isNormal());
FloatingPoint mfp64 = FloatingPoint::makeMaxNormal(size64, false);
ASSERT_TRUE(mfp64.isNormal());
FloatingPoint fp128 = FloatingPoint::makeMaxNormal(size128, true);
ASSERT_TRUE(fp128.isNormal());
FloatingPoint mfp128 = FloatingPoint::makeMaxNormal(size128, false);
ASSERT_TRUE(mfp128.isNormal());
}
} // namespace test
} // namespace cvc5::internal
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