From da586bb37a71e477f0eaef9c7ba99945aa6f42d6 Mon Sep 17 00:00:00 2001 From: Saleem Rashid Date: Wed, 26 Jul 2017 16:41:40 +0100 Subject: [PATCH] test_check: Add more bn_format tests --- test_check.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/test_check.c b/test_check.c index 2f0491f42f..87567b72dc 100644 --- a/test_check.c +++ b/test_check.c @@ -409,6 +409,21 @@ START_TEST(test_bignum_format) { ck_assert_int_eq(r, 1); ck_assert_str_eq(buf, "0"); + bn_read_be(fromhex("0000000000000000000000000000000000000000000000000000000000000000"), &a); + r = bn_format(&a, NULL, NULL, 20, 0, true, buf, sizeof(buf)); + ck_assert_int_eq(r, 22); + ck_assert_str_eq(buf, "0.00000000000000000000"); + + bn_read_be(fromhex("0000000000000000000000000000000000000000000000000000000000000000"), &a); + r = bn_format(&a, NULL, NULL, 0, 5, false, buf, sizeof(buf)); + ck_assert_int_eq(r, 1); + ck_assert_str_eq(buf, "0"); + + bn_read_be(fromhex("0000000000000000000000000000000000000000000000000000000000000000"), &a); + r = bn_format(&a, NULL, NULL, 0, -5, false, buf, sizeof(buf)); + ck_assert_int_eq(r, 1); + ck_assert_str_eq(buf, "0"); + bn_read_be(fromhex("0000000000000000000000000000000000000000000000000000000000000000"), &a); r = bn_format(&a, "", "", 0, 0, false, buf, sizeof(buf)); ck_assert_int_eq(r, 1); @@ -439,6 +454,11 @@ START_TEST(test_bignum_format) { ck_assert_int_eq(r, 1); ck_assert_str_eq(buf, "1"); + bn_read_be(fromhex("0000000000000000000000000000000000000000000000000000000000000001"), &a); + r = bn_format(&a, NULL, NULL, 6, 6, true, buf, sizeof(buf)); + ck_assert_int_eq(r, 8); + ck_assert_str_eq(buf, "1.000000"); + bn_read_be(fromhex("0000000000000000000000000000000000000000000000000000000000000002"), &a); r = bn_format(&a, NULL, NULL, 0, 0, false, buf, sizeof(buf)); ck_assert_int_eq(r, 1); @@ -524,6 +544,16 @@ START_TEST(test_bignum_format) { ck_assert_int_eq(r, 62); ck_assert_str_eq(buf, "115792089237316195423570985008687907853269984665640564039457.0"); + bn_read_be(fromhex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), &a); + r = bn_format(&a, NULL, NULL, 78, 0, false, buf, sizeof(buf)); + ck_assert_int_eq(r, 80); + ck_assert_str_eq(buf, "0.115792089237316195423570985008687907853269984665640564039457584007913129639935"); + + bn_read_be(fromhex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), &a); + r = bn_format(&a, NULL, NULL, 0, 10, false, buf, sizeof(buf)); + ck_assert_int_eq(r, 88); + ck_assert_str_eq(buf, "1157920892373161954235709850086879078532699846656405640394575840079131296399350000000000"); + bn_read_be(fromhex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), &a); r = bn_format(&a, "quite a long prefix", "even longer suffix", 60, 0, false, buf, sizeof(buf)); ck_assert_int_eq(r, 116);