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| author | Derek Lamberti <derek.lamberti@arm.com> | 2020-02-19 13:40:56 +0000 |
|---|---|---|
| committer | Derek Lamberti <derek.lamberti@arm.com> | 2020-03-09 16:04:44 +0000 |
| commit | 53d092d34c1e9924151d8d3a228c04620c1baf5c (patch) | |
| tree | 5921ed48dbb868f900c790b8f7e7ee424f6dcea8 /src | |
| parent | 1ced464ac64b3a76c3577b99ef99d2e9c9991400 (diff) | |
| download | armnn-53d092d34c1e9924151d8d3a228c04620c1baf5c.tar.gz | |
IVGCVSW-4486 Introduce numeric_cast implementation
Change-Id: I3e64bca4a1709ac199513676579cf3c9a3090f26
Signed-off-by: Derek Lamberti <derek.lamberti@arm.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/armnn/test/UtilityTests.cpp | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/armnn/test/UtilityTests.cpp b/src/armnn/test/UtilityTests.cpp index 5309d82ce4..7be5c9518a 100644 --- a/src/armnn/test/UtilityTests.cpp +++ b/src/armnn/test/UtilityTests.cpp @@ -8,9 +8,11 @@ #include <boost/polymorphic_cast.hpp> #define ARMNN_POLYMORPHIC_CAST_TESTABLE +#define ARMNN_NUMERIC_CAST_TESTABLE #include <armnn/utility/IgnoreUnused.hpp> #include <armnn/utility/PolymorphicDowncast.hpp> +#include <armnn/utility/NumericCast.hpp> #include <armnn/Exceptions.hpp> @@ -53,4 +55,49 @@ BOOST_AUTO_TEST_CASE(PolymorphicDowncast) armnn::IgnoreUnused(ptr1, ptr2); } + +BOOST_AUTO_TEST_CASE(NumericCast) +{ + using namespace armnn; + + // To 8 bit + BOOST_CHECK_THROW(numeric_cast<unsigned char>(-1), std::bad_cast); + BOOST_CHECK_THROW(numeric_cast<unsigned char>(1 << 8), std::bad_cast); + BOOST_CHECK_THROW(numeric_cast<unsigned char>(1L << 16), std::bad_cast); + BOOST_CHECK_THROW(numeric_cast<unsigned char>(1LL << 32), std::bad_cast); + + BOOST_CHECK_THROW(numeric_cast<signed char>((1L << 8)*-1), std::bad_cast); + BOOST_CHECK_THROW(numeric_cast<signed char>((1L << 15)*-1), std::bad_cast); + BOOST_CHECK_THROW(numeric_cast<signed char>((1LL << 31)*-1), std::bad_cast); + + BOOST_CHECK_NO_THROW(numeric_cast<unsigned char>(1U)); + BOOST_CHECK_NO_THROW(numeric_cast<unsigned char>(1L)); + BOOST_CHECK_NO_THROW(numeric_cast<signed char>(-1)); + BOOST_CHECK_NO_THROW(numeric_cast<signed char>(-1L)); + BOOST_CHECK_NO_THROW(numeric_cast<signed char>((1 << 7)*-1)); + + // To 16 bit + BOOST_CHECK_THROW(numeric_cast<uint16_t>(-1), std::bad_cast); + BOOST_CHECK_THROW(numeric_cast<uint16_t>(1L << 16), std::bad_cast); + BOOST_CHECK_THROW(numeric_cast<uint16_t>(1LL << 32), std::bad_cast); + + BOOST_CHECK_THROW(numeric_cast<int16_t>(1L << 15), std::bad_cast); + BOOST_CHECK_THROW(numeric_cast<int16_t>(1LL << 31), std::bad_cast); + + BOOST_CHECK_NO_THROW(numeric_cast<uint16_t>(1L << 8)); + BOOST_CHECK_NO_THROW(numeric_cast<int16_t>(1L << 7)); + BOOST_CHECK_NO_THROW(numeric_cast<int16_t>((1L << 15)*-1)); + + // To 32 bit + BOOST_CHECK_NO_THROW(numeric_cast<uint32_t>(1)); + BOOST_CHECK_NO_THROW(numeric_cast<uint32_t>(1 << 8)); + BOOST_CHECK_NO_THROW(numeric_cast<uint32_t>(1L << 16)); + BOOST_CHECK_NO_THROW(numeric_cast<uint32_t>(1LL << 31)); + + BOOST_CHECK_NO_THROW(numeric_cast<int32_t>(-1)); + BOOST_CHECK_NO_THROW(numeric_cast<int32_t>((1L << 8)*-1)); + BOOST_CHECK_NO_THROW(numeric_cast<int32_t>((1L << 16)*-1)); + BOOST_CHECK_NO_THROW(numeric_cast<int32_t>((1LL << 31)*-1)); +} + BOOST_AUTO_TEST_SUITE_END() |