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#include "common.hpp"
#include <fpm/math.hpp>
TEST(classification, fpclassify)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_EQ(FP_NORMAL, fpclassify(P(1.0)));
EXPECT_EQ(FP_NORMAL, fpclassify(P(-1.0)));
EXPECT_EQ(FP_NORMAL, fpclassify(P(0.5)));
EXPECT_EQ(FP_ZERO, fpclassify(P(0)));
}
TEST(classification, isfinite)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_TRUE(isfinite(P(1.0)));
EXPECT_TRUE(isfinite(P(-1.0)));
EXPECT_TRUE(isfinite(P(0.5)));
EXPECT_TRUE(isfinite(P(0)));
}
TEST(classification, isinf)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_FALSE(isinf(P(1.0)));
EXPECT_FALSE(isinf(P(-1.0)));
EXPECT_FALSE(isinf(P(0.5)));
EXPECT_FALSE(isinf(P(0)));
}
TEST(classification, isnan)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_FALSE(isnan(P(1.0)));
EXPECT_FALSE(isnan(P(-1.0)));
EXPECT_FALSE(isnan(P(0.5)));
EXPECT_FALSE(isnan(P(0)));
}
TEST(classification, isnormal)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_TRUE(isnormal(P(1.0)));
EXPECT_TRUE(isnormal(P(-1.0)));
EXPECT_TRUE(isnormal(P(0.5)));
EXPECT_FALSE(isnormal(P(0)));
}
TEST(classification, signbit)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_FALSE(signbit(P(1.0)));
EXPECT_TRUE(signbit(P(-1.0)));
EXPECT_FALSE(signbit(P(0.5)));
EXPECT_FALSE(signbit(P(0)));
}
TEST(classification, isgreater)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_FALSE(isgreater(P(1.0), P(2.0)));
EXPECT_FALSE(isgreater(P(1.0), P(1.0)));
EXPECT_TRUE(isgreater(P(2.0), P(1.0)));
EXPECT_FALSE(isgreater(P(-2.0), P(-1.0)));
EXPECT_FALSE(isgreater(P(-2.0), P(-2.0)));
EXPECT_TRUE(isgreater(P(-1.0), P(-2.0)));
EXPECT_FALSE(isgreater(P(0.25), P(0.5)));
EXPECT_FALSE(isgreater(P(0.25), P(0.25)));
EXPECT_TRUE(isgreater(P(0.5), P(0.25)));
EXPECT_FALSE(isgreater(P(-1), P(0)));
EXPECT_FALSE(isgreater(P(-1), P(-1)));
EXPECT_TRUE(isgreater(P(0), P(-1)));
EXPECT_FALSE(isgreater(P(0), P(0)));
}
TEST(classification, isgreaterequal)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_FALSE(isgreaterequal(P(1.0), P(2.0)));
EXPECT_TRUE(isgreaterequal(P(1.0), P(1.0)));
EXPECT_TRUE(isgreaterequal(P(2.0), P(1.0)));
EXPECT_FALSE(isgreaterequal(P(-2.0), P(-1.0)));
EXPECT_TRUE(isgreaterequal(P(-2.0), P(-2.0)));
EXPECT_TRUE(isgreaterequal(P(-1.0), P(-2.0)));
EXPECT_FALSE(isgreaterequal(P(0.25), P(0.5)));
EXPECT_TRUE(isgreaterequal(P(0.25), P(0.25)));
EXPECT_TRUE(isgreaterequal(P(0.5), P(0.25)));
EXPECT_FALSE(isgreaterequal(P(-1), P(0)));
EXPECT_TRUE(isgreaterequal(P(-1), P(-1)));
EXPECT_TRUE(isgreaterequal(P(0), P(-1)));
EXPECT_TRUE(isgreaterequal(P(0), P(0)));
}
TEST(classification, isless)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_TRUE(isless(P(1.0), P(2.0)));
EXPECT_FALSE(isless(P(1.0), P(1.0)));
EXPECT_FALSE(isless(P(2.0), P(1.0)));
EXPECT_TRUE(isless(P(-2.0), P(-1.0)));
EXPECT_FALSE(isless(P(-2.0), P(-2.0)));
EXPECT_FALSE(isless(P(-1.0), P(-2.0)));
EXPECT_TRUE(isless(P(0.25), P(0.5)));
EXPECT_FALSE(isless(P(0.25), P(0.25)));
EXPECT_FALSE(isless(P(0.5), P(0.25)));
EXPECT_TRUE(isless(P(-1), P(0)));
EXPECT_FALSE(isless(P(-1), P(-1)));
EXPECT_FALSE(isless(P(0), P(-1)));
EXPECT_FALSE(isless(P(0), P(0)));
}
TEST(classification, islessequal)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_TRUE(islessequal(P(1.0), P(2.0)));
EXPECT_TRUE(islessequal(P(1.0), P(1.0)));
EXPECT_FALSE(islessequal(P(2.0), P(1.0)));
EXPECT_TRUE(islessequal(P(-2.0), P(-1.0)));
EXPECT_TRUE(islessequal(P(-2.0), P(-2.0)));
EXPECT_FALSE(islessequal(P(-1.0), P(-2.0)));
EXPECT_TRUE(islessequal(P(0.25), P(0.5)));
EXPECT_TRUE(islessequal(P(0.25), P(0.25)));
EXPECT_FALSE(islessequal(P(0.5), P(0.25)));
EXPECT_TRUE(islessequal(P(-1), P(0)));
EXPECT_TRUE(islessequal(P(-1), P(-1)));
EXPECT_FALSE(islessequal(P(0), P(-1)));
EXPECT_TRUE(islessequal(P(0), P(0)));
}
TEST(classification, islessgreater)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_TRUE(islessgreater(P(1.0), P(2.0)));
EXPECT_FALSE(islessgreater(P(1.0), P(1.0)));
EXPECT_TRUE(islessgreater(P(2.0), P(1.0)));
EXPECT_TRUE(islessgreater(P(-2.0), P(-1.0)));
EXPECT_FALSE(islessgreater(P(-2.0), P(-2.0)));
EXPECT_TRUE(islessgreater(P(-1.0), P(-2.0)));
EXPECT_TRUE(islessgreater(P(0.25), P(0.5)));
EXPECT_FALSE(islessgreater(P(0.25), P(0.25)));
EXPECT_TRUE(islessgreater(P(0.5), P(0.25)));
EXPECT_TRUE(islessgreater(P(-1), P(0)));
EXPECT_FALSE(islessgreater(P(-1), P(-1)));
EXPECT_TRUE(islessgreater(P(0), P(-1)));
EXPECT_FALSE(islessgreater(P(0), P(0)));
}
TEST(classification, isunordered)
{
using P = fpm::fixed<std::int32_t, std::int64_t, 12>;
EXPECT_FALSE(isunordered(P(1.0), P(2.0)));
EXPECT_FALSE(isunordered(P(1.0), P(1.0)));
EXPECT_FALSE(isunordered(P(2.0), P(1.0)));
EXPECT_FALSE(isunordered(P(-2.0), P(-1.0)));
EXPECT_FALSE(isunordered(P(-2.0), P(-2.0)));
EXPECT_FALSE(isunordered(P(-1.0), P(-2.0)));
EXPECT_FALSE(isunordered(P(0.25), P(0.5)));
EXPECT_FALSE(isunordered(P(0.25), P(0.25)));
EXPECT_FALSE(isunordered(P(0.5), P(0.25)));
EXPECT_FALSE(isunordered(P(-1), P(0)));
EXPECT_FALSE(isunordered(P(-1), P(-1)));
EXPECT_FALSE(isunordered(P(0), P(-1)));
EXPECT_FALSE(isunordered(P(0), P(0)));
}
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