41 lines
889 B
C++
41 lines
889 B
C++
#if GTEST
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#include <gtest/gtest.h>
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#include <limits>
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#include <math.h>
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#include "FloatSingle.h"
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#define FLOAT_INFINITY std::numeric_limits<float>::infinity()
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TEST(FloatC, Clamp) {
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float r = 0;
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r = Float::Clamp(1, 0, 2);
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EXPECT_FLOAT_EQ(r, 1) << "Clamp 1 0 2";
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r = Float::Clamp(-1, 0, 2);
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EXPECT_FLOAT_EQ(r, 0) << "Clamp -1 0 2";
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r = Float::Clamp(3, 0, 2);
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EXPECT_FLOAT_EQ(r, 2) << "Clamp 3 0 2";
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r = Float::Clamp(1, 0, 0);
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EXPECT_FLOAT_EQ(r, 0) << "Clamp 1 0 0";
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r = Float::Clamp(0, 0, 0);
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EXPECT_FLOAT_EQ(r, 0) << "Clamp 0 0 0";
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r = Float::Clamp(0, 1, -1);
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EXPECT_FLOAT_EQ(r, 0) << "Clamp 0 1 -1";
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if (std::numeric_limits<float>::is_iec559) {
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r = Float::Clamp(1, 0, FLOAT_INFINITY);
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EXPECT_FLOAT_EQ(r, 1) << "Clamp 1 0 INFINITY";
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r = Float::Clamp(1, -FLOAT_INFINITY, 1);
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EXPECT_FLOAT_EQ(r, 1) << "Clamp 1 -INFINITY 1";
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}
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}
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#endif |