123 lines
3.7 KiB
C
123 lines
3.7 KiB
C
/*=============================================================================
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This file is part of FLINT.
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FLINT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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FLINT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with FLINT; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2013 Mike Hansen
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******************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include "fq_zech.h"
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#include "ulong_extras.h"
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#include "long_extras.h"
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int
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main(void)
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{
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int j, i, result;
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fq_zech_ctx_t ctx;
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FLINT_TEST_INIT(state);
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flint_printf("frobenius... ");
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fflush(stdout);
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for (j = 0; j < 10; j++)
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{
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fq_zech_ctx_randtest(ctx, state);
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/* Check aliasing: a = frob(a, e) */
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for (i = 0; i < 100; i++)
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{
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fq_zech_t a, b;
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fmpz_t e;
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fq_zech_init(a, ctx);
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fq_zech_init(b, ctx);
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fmpz_init(e);
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fq_zech_randtest(a, state, ctx);
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fmpz_randtest_unsigned(e, state, 6);
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fq_zech_frobenius(b, a, fmpz_get_ui(e), ctx);
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fq_zech_frobenius(a, a, fmpz_get_ui(e), ctx);
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result = (fq_zech_equal(a, b, ctx));
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if (!result)
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{
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flint_printf("FAIL (alias):\n\n");
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flint_printf("a = "), fq_zech_print_pretty(a, ctx), flint_printf("\n");
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flint_printf("b = "), fq_zech_print_pretty(b, ctx), flint_printf("\n");
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abort();
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}
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fq_zech_clear(a, ctx);
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fq_zech_clear(b, ctx);
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fmpz_clear(e);
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}
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/* Compare with exponentiation, for integral values */
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for (i = 0; i < 100; i++)
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{
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fq_zech_t a, b, c;
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fmpz_t e, f;
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fq_zech_init(a, ctx);
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fq_zech_init(b, ctx);
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fq_zech_init(c, ctx);
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fmpz_init(f);
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fmpz_init(e);
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fq_zech_randtest(a, state, ctx);
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fmpz_randtest_unsigned(e, state, 6);
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fq_zech_frobenius(b, a, fmpz_get_ui(e), ctx);
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fmpz_pow_ui(e, fq_zech_ctx_prime(ctx), fmpz_get_ui(e));
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fq_zech_pow(c, a, e, ctx);
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result = (fq_zech_equal(b, c, ctx));
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if (!result)
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{
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flint_printf("FAIL (cmp with pow):\n\n");
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flint_printf("a = "), fq_zech_print_pretty(a, ctx), flint_printf("\n");
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flint_printf("b = "), fq_zech_print_pretty(b, ctx), flint_printf("\n");
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flint_printf("c = "), fq_zech_print_pretty(b, ctx), flint_printf("\n");
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flint_printf("e = "), fmpz_print(e), flint_printf("\n");
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abort();
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}
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fq_zech_clear(a, ctx);
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fq_zech_clear(b, ctx);
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fq_zech_clear(c, ctx);
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fmpz_clear(e);
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fmpz_clear(f);
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}
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fq_zech_ctx_clear(ctx);
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}
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FLINT_TEST_CLEANUP(state);
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flint_printf("PASS\n");
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return EXIT_SUCCESS;
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}
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