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Float utility

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This commit is contained in:
Dan Paulat 2022-04-08 01:34:36 -05:00
parent 711993362c
commit 3fc6837f2a
5 changed files with 132 additions and 3 deletions
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50
test/source/scwx/util/float.test.cpp Normal file
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#include <scwx/util/float.hpp>
#include <gtest/gtest.h>
namespace scwx
{
namespace util
{
TEST(FloatTest, Decode32Positive1)
{
uint16_t msw = 0x3f80;
uint16_t lsw = 0x0000;
float x = DecodeFloat32(msw, lsw);
EXPECT_FLOAT_EQ(x, 1.0f);
}
TEST(FloatTest, Decode32Negative1)
{
uint16_t msw = 0xbf80;
uint16_t lsw = 0x0000;
float x = DecodeFloat32(msw, lsw);
EXPECT_FLOAT_EQ(x, -1.0f);
}
TEST(FloatTest, Decode32Positive12345678)
{
uint16_t msw = 0x4b3c;
uint16_t lsw = 0x614e;
float x = DecodeFloat32(msw, lsw);
EXPECT_FLOAT_EQ(x, 12345678.0f);
}
TEST(FloatTest, Decode16h0x5bb4)
{
uint16_t hex = 0x5bb4;
float x = DecodeFloat16(hex);
EXPECT_FLOAT_EQ(x, 123.25f);
}
} // namespace util
} // namespace scwx