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Diffstat (limited to 'test/src/math/test_twists.c')
| -rw-r--r-- | test/src/math/test_twists.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/test/src/math/test_twists.c b/test/src/math/test_twists.c new file mode 100644 index 0000000..30bc958 --- /dev/null +++ b/test/src/math/test_twists.c @@ -0,0 +1,48 @@ +/* + * ecgen, tool for generating Elliptic curve domain parameters + * Copyright (C) 2017 J08nY + */ +#include <criterion/criterion.h> +#include "gen/point.h" +#include "gen/field.h" +#include "math/poly.h" +#include "math/twists.h" +#include "test/default.h" +#include "util/random.h" + +TestSuite(twists, .init = default_setup, .fini = default_teardown); + +Test(twists, test_twist_rand_fp) { + random_init(); + GEN a = mkintmodu(3, 23); + GEN b = mkintmodu(4, 23); + curve_t curve = {.a = a, + .b = b, + .field = stoi(23), + .curve = ellinit(mkvec2(a, b), stoi(23), -1)}; + + curve_t to = {0}; + curve_twist_rand(&to, &curve); + cr_assert_not_null(to.a, ); + cr_assert_not_null(to.b, ); + cr_assert_not_null(to.field, ); + cr_assert_not_null(to.curve, ); +} + +Test(twists, test_twist_rand_f2m) { + random_init(); + GEN field = poly_find_gen(13); + GEN a = field_ielement(field, stoi(2)); + GEN b = field_ielement(field, stoi(3)); + curve_t curve = {.a = a, + .b = b, + .field = field, + .curve = ellinit(mkvecn(5, gen_1, a, gen_0, gen_0, b), NULL, -1)}; + + curve_t to = {0}; + curve_twist_rand(&to, &curve); + cr_assert_not_null(to.a, ); + cr_assert_not_null(to.b, ); + cr_assert_not_null(to.field, ); + cr_assert_not_null(to.curve, ); +}
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