47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
#include "../debug.hpp"
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#include "../maths.hpp"
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#include <cstdlib>
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#include <cmath>
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#include <limits>
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using std::sqrt;
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using std::numeric_limits;
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int
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main (int, char **) {
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CHECK_HARD (!almost_equal (-2.0, 0.0));
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CHECK_HARD (!almost_equal (-2.f, 0.f));
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CHECK_HARD ( almost_equal ( 0.0, 0.0));
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//CHECK_HARD ( almost_equal ( 0.0, numeric_limits<double>::min ()));
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CHECK_HARD ( almost_equal (numeric_limits<double>::infinity (),
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numeric_limits<double>::infinity ()));
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CHECK_HARD (!almost_equal (numeric_limits<double>::infinity (), 0.0));
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CHECK_HARD (!almost_equal (numeric_limits<double>::quiet_NaN (),
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numeric_limits<double>::quiet_NaN ()));
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CHECK_EQ (min (-2, 0, 2), -2);
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CHECK_EQ (max (-2, 0, 2), 2);
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CHECK_EQ (pow2 (2), 4);
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CHECK_EQ (pow2 (4), 16);
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CHECK_EQ (rootsquare (2, 2), sqrt (8));
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double pos_zero = 1.0 / numeric_limits<double>::infinity ();
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double neg_zero = -1.0 / numeric_limits<double>::infinity ();
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CHECK_EQ (sign (-1), -1);
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CHECK_EQ (sign ( 1), 1);
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CHECK_EQ (sign (pos_zero), 1);
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CHECK_EQ (sign (neg_zero), -1);
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CHECK_EQ (sign ( numeric_limits<double>::infinity ()), 1);
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CHECK_EQ (sign (-numeric_limits<double>::infinity ()), -1);
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CHECK_EQ (to_degrees (PI), 180);
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CHECK_EQ (to_radians (180), PI);
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return EXIT_SUCCESS;
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}
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