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19 lines
416 B
Plaintext
19 lines
416 B
Plaintext
module std::math @test;
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fn void test_frexp()
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{
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int a;
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double z = math::frexp(231.23, &a);
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assert((z - 0.903242187) < 0.0000001 && a == 8);
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float z2 = math::frexp(231.23f, &a);
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assert((z2 - 0.903242187) < 0.0000001 && a == 8);
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}
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fn void test_signbit()
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{
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assert(math::signbit(-231.3) == 1);
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assert(math::signbit(231.3) == 0);
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assert(math::signbit(float.inf) == 0);
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assert(math::signbit(-float.inf) == 1);
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}
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