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/*
Copyright (C) 2009 William Hart
This file is part of FLINT.
FLINT is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version. See <https://www.gnu.org/licenses/>.
*/
#include "test_helpers.h"
#include "ulong_extras.h"
TEST_FUNCTION_START(n_pow, state)
{
int i, result;
for (i = 0; i < 1000 * flint_test_multiplier(); i++) /* Test a^e1 * a^e2 = a^(e1 + e2) */
{
ulong exp1, exp2, n, bits, r1, r2;
bits = n_randint(state, 55) + 10;
exp1 = n_randint(state, 5);
exp2 = n_randint(state, 5);
if ((exp1 == WORD(0)) && (exp2 == WORD(0))) bits = n_randint(state, 64) + 1;
else bits /= (exp1 + exp2);
n = n_randtest_bits(state, bits);
r1 = n_pow(n, exp1)*n_pow(n, exp2);
r2 = n_pow(n, exp1 + exp2);
result = (r1 == r2);
if (!result)
TEST_FUNCTION_FAIL("n = %wu, exp1 = %wu, exp2 = %wu, r1 = %wu, r2 = %wu\n", n, exp1, exp2, r1, r2);
}
TEST_FUNCTION_END(state);
}