mirror of
https://github.com/thunderbrewhq/squall.git
synced 2025-12-12 02:22:30 +00:00
1047 lines
26 KiB
C++
1047 lines
26 KiB
C++
#include "storm/Big.hpp"
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#include "storm/big/Ops.hpp"
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#include "test/Test.hpp"
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TEST_CASE("Add", "[big]") {
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BigDataTest a, b;
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SECTION("adds 0 and 1") {
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SBigFromUnsigned(b, 0);
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uint32_t c = 1;
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Add(a->Primary(), b->Primary(), c);
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a->Primary().Trim();
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 1);
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}
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SECTION("adds 2 and 4") {
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SBigFromUnsigned(b, 2);
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uint32_t c = 4;
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Add(a->Primary(), b->Primary(), c);
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a->Primary().Trim();
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 6);
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}
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SECTION("adds 0xFFFFFFFF and 0xCCCCCCCC") {
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SBigFromUnsigned(b, 0xFFFFFFFF);
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uint32_t c = 0xCCCCCCCC;
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Add(a->Primary(), b->Primary(), c);
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a->Primary().Trim();
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CHECK(a->Primary().Count() == 2);
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CHECK(a->Primary()[0] == 0xCCCCCCCB);
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CHECK(a->Primary()[1] == 0x1);
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}
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}
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TEST_CASE("And", "[big]") {
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BigDataTest a, b, c;
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SECTION("overwrites output") {
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SBigFromUnsigned(a, 123456);
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SBigFromUnsigned(b, 0);
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SBigFromUnsigned(c, 0);
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And(a->Primary(), b->Primary(), c->Primary());
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 0);
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}
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SECTION("performs bitwise and on large nums") {
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uint8_t data[] = {
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1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 31, 12, 13, 14, 15
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};
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uint8_t data2[] = {
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0, 0, 0, 6, 6, 0, 6, 0, 0, 6, 0xFF, 6, 0, 6, 0
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};
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SBigFromBinary(b, data, sizeof(data));
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SBigFromBinary(c, data2, sizeof(data2));
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And(a->Primary(), b->Primary(), c->Primary());
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CHECK(a->Primary().Count() == 4);
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CHECK(a->Primary()[0] == 0x04000000);
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CHECK(a->Primary()[1] == 0x00060004);
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CHECK(a->Primary()[2] == 0x041F0200);
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CHECK(a->Primary()[3] == 0x00000600);
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}
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}
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TEST_CASE("Compare", "[big]") {
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BigDataTest a, b;
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SECTION("compares 0 and 1") {
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SBigFromUnsigned(a, 0);
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SBigFromUnsigned(b, 1);
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CHECK(Compare(a->Primary(), b->Primary()) == -1);
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}
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SECTION("compares 1 and 1") {
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SBigFromUnsigned(a, 1);
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SBigFromUnsigned(b, 1);
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CHECK(Compare(a->Primary(), b->Primary()) == 0);
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}
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SECTION("compares 10 and 1") {
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SBigFromUnsigned(a, 10);
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SBigFromUnsigned(b, 1);
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CHECK(Compare(a->Primary(), b->Primary()) == 1);
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}
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SECTION("compares 0x1111111111111111 and 0x22222222") {
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uint64_t data = 0x1111111111111111;
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SBigFromBinary(a, reinterpret_cast<uint8_t*>(&data), sizeof(data));
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SBigFromUnsigned(b, 0x22222222);
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CHECK(Compare(a->Primary(), b->Primary()) == 1);
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}
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SECTION("compares 0x11111111 and 0x2222222222222222") {
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SBigFromUnsigned(a, 0x11111111);
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uint64_t data = 0x2222222222222222;
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SBigFromBinary(b, reinterpret_cast<uint8_t*>(&data), sizeof(data));
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CHECK(Compare(a->Primary(), b->Primary()) == -1);
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}
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}
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TEST_CASE("Div", "[big]") {
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BigDataTest a, b, c, d;
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SECTION("divides 2 by 1") {
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uint32_t b;
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SBigFromUnsigned(c, 2);
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uint64_t d = 1;
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Div(a->Primary(), &b, c->Primary(), d);
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 2);
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CHECK(b == 0);
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}
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SECTION("divides 2 by 1 (buffer divisor)") {
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SBigFromUnsigned(c, 2);
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SBigFromUnsigned(d, 1);
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Div(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
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a->Primary().Trim();
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b->Primary().Trim();
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 2);
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CHECK(b->Primary().Count() == 0);
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}
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SECTION("divides 5 by 2") {
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uint32_t b;
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SBigFromUnsigned(c, 5);
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uint64_t d = 2;
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Div(a->Primary(), &b, c->Primary(), d);
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 2);
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CHECK(b == 1);
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}
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SECTION("divides 7 by 4") {
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uint32_t b;
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SBigFromUnsigned(c, 7);
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uint64_t d = 4;
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Div(a->Primary(), &b, c->Primary(), d);
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 1);
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CHECK(b == 3);
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}
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SECTION("divides 7 by 4 (buffer divisor)") {
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SBigFromUnsigned(c, 7);
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SBigFromUnsigned(d, 4);
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Div(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
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a->Primary().Trim();
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b->Primary().Trim();
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 1);
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CHECK(b->Primary().Count() == 1);
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CHECK(b->Primary()[0] == 3);
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}
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SECTION("divides 0x9999444488885555 by 0x2222") {
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uint32_t b;
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uint64_t c_ = 0x9999444488885555;
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SBigFromBinary(c, reinterpret_cast<uint8_t*>(&c_), sizeof(c_));
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uint64_t d = 0x2222;
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Div(a->Primary(), &b, c->Primary(), d);
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CHECK(a->Primary().Count() == 2);
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CHECK(a->Primary()[0] == 0x00040002);
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CHECK(a->Primary()[1] == 0x48002);
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CHECK(b == 0x1111);
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}
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SECTION("divides 0x9999444488885555 by 0x2222 (buffer divisor)") {
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uint64_t c_ = 0x9999444488885555;
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SBigFromBinary(c, reinterpret_cast<uint8_t*>(&c_), sizeof(c_));
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SBigFromUnsigned(d, 0x2222);
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Div(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
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a->Primary().Trim();
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b->Primary().Trim();
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CHECK(a->Primary().Count() == 2);
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CHECK(a->Primary()[0] == 0x00040002);
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CHECK(a->Primary()[1] == 0x48002);
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CHECK(b->Primary().Count() == 1);
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CHECK(b->Primary()[0] == 0x1111);
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}
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SECTION("divides 0x9999444488885555 by 0xFFFFFFFF") {
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uint32_t b;
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uint64_t c_ = 0x9999444488885555;
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SBigFromBinary(c, reinterpret_cast<uint8_t*>(&c_), sizeof(c_));
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uint64_t d = 0xFFFFFFFF;
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Div(a->Primary(), &b, c->Primary(), d);
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 0x99994445);
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CHECK(b == 0x2221999A);
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}
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SECTION("divides 0x9999444488885555 by 0xFFFFFFFF (buffer divisor)") {
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uint64_t c_ = 0x9999444488885555;
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SBigFromBinary(c, reinterpret_cast<uint8_t*>(&c_), sizeof(c_));
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SBigFromUnsigned(d, 0xFFFFFFFF);
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Div(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
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a->Primary().Trim();
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b->Primary().Trim();
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 0x99994445);
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CHECK(b->Primary().Count() == 1);
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CHECK(b->Primary()[0] == 0x2221999A);
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}
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SECTION("divides 0x9999444488885555 by 0x1111222233334444 (buffer divisor)") {
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uint64_t c_ = 0x9999444488885555;
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SBigFromBinary(c, reinterpret_cast<uint8_t*>(&c_), sizeof(c_));
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uint64_t d_ = 0x1111222233334444;
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SBigFromBinary(d, reinterpret_cast<uint8_t*>(&d_), sizeof(d_));
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Div(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
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a->Primary().Trim();
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b->Primary().Trim();
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 8);
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CHECK(b->Primary().Count() == 2);
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CHECK(b->Primary()[0] == 0xEEEE3335);
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CHECK(b->Primary()[1] == 0x11103332);
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}
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}
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TEST_CASE("ExtractLowPart", "[big]") {
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SECTION("extracts low part of 0") {
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uint64_t value = 0;
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auto low = ExtractLowPart(value);
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REQUIRE(low == 0);
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REQUIRE(value == 0);
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}
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SECTION("extracts low part of 0x12345678") {
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uint64_t value = 0x12345678;
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auto low = ExtractLowPart(value);
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REQUIRE(low == 0x12345678);
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REQUIRE(value == 0);
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}
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SECTION("extracts low part of 0xAAAABBBBCCCCDDDD") {
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uint64_t value = 0xAAAABBBBCCCCDDDD;
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auto low = ExtractLowPart(value);
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REQUIRE(low == 0xCCCCDDDD);
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REQUIRE(value == 0xAAAABBBB);
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}
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}
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TEST_CASE("ExtractLowPartLargeSum", "[big]") {
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SECTION("extracts low part after adding 2 and 4") {
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uint64_t value = 2;
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uint64_t add = 4;
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auto low = ExtractLowPartLargeSum(value, add);
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CHECK(low == 6);
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CHECK(value == 0);
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}
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SECTION("extracts low part after adding 0x1111111122222222 and 0x3333333344444444") {
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uint64_t value = 0x1111111122222222;
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uint64_t add = 0x3333333344444444;
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auto low = ExtractLowPartLargeSum(value, add);
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CHECK(low == 0x66666666);
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CHECK(value == 0x44444444);
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}
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SECTION("extracts low part after adding 0xCCCCCCCCCCCCCCCC and 0x5555555555555555") {
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uint64_t value = 0xCCCCCCCCCCCCCCCC;
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uint64_t add = 0x5555555555555555;
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auto low = ExtractLowPartLargeSum(value, add);
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CHECK(low == 0x22222221);
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CHECK(value == 0x122222222);
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}
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SECTION("extracts low part after adding 0xFFFFFFFFFFFFFFFF and 0") {
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uint64_t value = 0xFFFFFFFFFFFFFFFF;
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uint64_t add = 0;
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auto low = ExtractLowPartLargeSum(value, add);
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CHECK(low == 0xFFFFFFFF);
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CHECK(value == 0xFFFFFFFF);
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}
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SECTION("extracts low part after adding 0xFFFFFFFFFFFFFFFF and 0xFFFFFFFFFFFFFFFF") {
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uint64_t value = 0xFFFFFFFFFFFFFFFF;
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uint64_t add = 0xFFFFFFFFFFFFFFFF;
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auto low = ExtractLowPartLargeSum(value, add);
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CHECK(low == 0xFFFFFFFE);
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CHECK(value == 0x1FFFFFFFF);
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}
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}
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TEST_CASE("ExtractLowPartSx", "[big]") {
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SECTION("extracts low part of 0") {
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uint64_t value = 0;
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auto low = ExtractLowPartSx(value);
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REQUIRE(low == 0);
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REQUIRE(value == 0);
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}
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SECTION("extracts low part of 0x12345678") {
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uint64_t value = 0x12345678;
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auto low = ExtractLowPartSx(value);
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REQUIRE(low == 0x12345678);
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REQUIRE(value == 0);
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}
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SECTION("extracts low part of 0x80000000") {
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uint64_t value = 0x80000000;
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auto low = ExtractLowPartSx(value);
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REQUIRE(low == 0x80000000);
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REQUIRE(value == 0);
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}
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SECTION("extracts low part of 0xFFFFFFFF") {
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uint64_t value = 0xFFFFFFFF;
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auto low = ExtractLowPartSx(value);
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REQUIRE(low == 0xFFFFFFFF);
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REQUIRE(value == 0);
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}
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SECTION("extracts low part of 0xAAAABBBBCCCCDDDD") {
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uint64_t value = 0xAAAABBBBCCCCDDDD;
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auto low = ExtractLowPartSx(value);
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REQUIRE(low == 0xCCCCDDDD);
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REQUIRE(value == 0xFFFFFFFFAAAABBBB);
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}
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SECTION("extracts low part of 0xFFFFFFFF85B10E3A") {
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uint64_t value = 0xFFFFFFFF85B10E3A;
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auto low = ExtractLowPartSx(value);
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REQUIRE(low == 0x85B10E3A);
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REQUIRE(value == 0xFFFFFFFFFFFFFFFF);
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}
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}
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TEST_CASE("HighBitPos", "[big]") {
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BigDataTest num;
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SECTION("returns position of high bit for 0") {
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SBigFromUnsigned(num, 0);
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CHECK(HighBitPos(num->Primary()) == 0);
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}
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SECTION("returns position of high bit for 0x1000") {
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SBigFromUnsigned(num, 0x1000);
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CHECK(HighBitPos(num->Primary()) == 12);
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}
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SECTION("returns position of high bit for 0x1111") {
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SBigFromUnsigned(num, 0x1111);
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CHECK(HighBitPos(num->Primary()) == 12);
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}
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SECTION("returns position of high bit for 0xFFFF") {
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SBigFromUnsigned(num, 0xFFFF);
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CHECK(HighBitPos(num->Primary()) == 15);
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}
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SECTION("returns position of high bit for 0xFFFFFFFF") {
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SBigFromUnsigned(num, 0xFFFFFFFF);
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CHECK(HighBitPos(num->Primary()) == 31);
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}
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SECTION("returns position of high bit for 0x123456789ABCDEF0") {
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uint64_t data = 0x123456789ABCDEF0;
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SBigFromBinary(num, reinterpret_cast<uint8_t*>(&data), sizeof(data));
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CHECK(HighBitPos(num->Primary()) == 60);
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}
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}
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TEST_CASE("InsertLowPart", "[big]") {
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SECTION("inserts low part 0xABCD1111 into value 0") {
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uint64_t value = 0;
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uint32_t low = 0xABCD1111;
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InsertLowPart(value, low);
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CHECK(value == 0xABCD1111);
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}
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SECTION("inserts low part 0xABCD1111 into value 0xCCCCCCCC") {
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uint64_t value = 0xCCCCCCCC;
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uint32_t low = 0xABCD1111;
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InsertLowPart(value, low);
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CHECK(value == 0xCCCCCCCCABCD1111);
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}
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SECTION("inserts low part 0x12345678 into value 0xA0B1C2D3E4F5A6B7") {
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uint64_t value = 0xA0B1C2D3E4F5A6B7;
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uint32_t low = 0x12345678;
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InsertLowPart(value, low);
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CHECK(value == 0xE4F5A6B712345678);
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}
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}
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TEST_CASE("Mul", "[big]") {
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BigDataTest a, b;
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SECTION("multiplies 0 and 1") {
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SBigFromUnsigned(b, 0);
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uint64_t c = 1;
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Mul(a->Primary(), b->Primary(), c);
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a->Primary().Trim();
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CHECK(a->Primary().Count() == 0);
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}
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SECTION("multiplies 2 and 4") {
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SBigFromUnsigned(b, 2);
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uint64_t c = 4;
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Mul(a->Primary(), b->Primary(), c);
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a->Primary().Trim();
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 8);
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}
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SECTION("multiplies 0xFFFFFFFF and 0x100") {
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SBigFromUnsigned(b, 0xFFFFFFFF);
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uint64_t c = 0x100;
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Mul(a->Primary(), b->Primary(), c);
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a->Primary().Trim();
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CHECK(a->Primary().Count() == 2);
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CHECK(a->Primary()[0] == 0xFFFFFF00);
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CHECK(a->Primary()[1] == 0xFF);
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}
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}
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TEST_CASE("MulMod", "[big]") {
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BigDataTest a, b, c, d;
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SECTION("multiplies 0xFFFFFFFF by 0x100 and mods the result by 0xABC") {
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SBigFromUnsigned(b, 0xFFFFFFFF);
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SBigFromUnsigned(c, 0x100);
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SBigFromUnsigned(d, 0xABC);
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MulMod(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
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a->Primary().Trim();
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CHECK(a->Primary().Count() == 1);
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CHECK(a->Primary()[0] == 0x624);
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}
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SECTION("multiplies 0x123456789ABCDEF0 by 0xFEDCBA9876543210 and mods the result by 0x10000000") {
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uint64_t b_ = 0x123456789ABCDEF0;
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SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
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uint64_t c_ = 0xFEDCBA9876543210;
|
|
SBigFromBinary(c, reinterpret_cast<uint8_t*>(&c_), sizeof(c_));
|
|
|
|
SBigFromUnsigned(d, 0x10000000);
|
|
|
|
MulMod(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 0x618CF00);
|
|
}
|
|
}
|
|
|
|
TEST_CASE("MakeLarge", "[big]") {
|
|
SECTION("creates uint64_t out of 0xAABBCCDD and 0x11223344") {
|
|
uint64_t value = MakeLarge(0xAABBCCDD, 0x11223344);
|
|
|
|
REQUIRE(value == 0x11223344AABBCCDD);
|
|
}
|
|
|
|
SECTION("creates uint64_t out of 0 and 0x11223344") {
|
|
uint64_t value = MakeLarge(0x00000000, 0x11223344);
|
|
|
|
REQUIRE(value == 0x1122334400000000);
|
|
}
|
|
}
|
|
|
|
TEST_CASE("PowMod", "[big]") {
|
|
BigDataTest a, b, c, d;
|
|
|
|
SECTION("takes 0 to the 0th power and mods the result by 1") {
|
|
SBigFromUnsigned(b, 0);
|
|
SBigFromUnsigned(c, 0);
|
|
SBigFromUnsigned(d, 1);
|
|
|
|
PowMod(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("takes 2 to the 0th power and mods the result by 7") {
|
|
SBigFromUnsigned(b, 2);
|
|
SBigFromUnsigned(c, 0);
|
|
SBigFromUnsigned(d, 7);
|
|
|
|
PowMod(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("takes 2 to the 4th power and mods the result by 7") {
|
|
SBigFromUnsigned(b, 2);
|
|
SBigFromUnsigned(c, 4);
|
|
SBigFromUnsigned(d, 7);
|
|
|
|
PowMod(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 2);
|
|
}
|
|
|
|
SECTION("takes 256 to the 8th power and mods the result by 999") {
|
|
SBigFromUnsigned(b, 256);
|
|
SBigFromUnsigned(c, 8);
|
|
SBigFromUnsigned(d, 999);
|
|
|
|
PowMod(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 160);
|
|
}
|
|
|
|
SECTION("takes 0x100000000 to the 2nd power and mods the result by 0xAAAAFFFF") {
|
|
uint64_t b_ = 0x100000000;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
SBigFromUnsigned(c, 2);
|
|
SBigFromUnsigned(d, 0xAAAAFFFF);
|
|
|
|
PowMod(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 0x6AA94002);
|
|
}
|
|
|
|
SECTION("takes 0xABCDEF1234567890 to the 16th power and mods the result by 0xEEEE000000000001") {
|
|
uint64_t b_ = 0xABCDEF1234567890;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
SBigFromUnsigned(c, 16);
|
|
|
|
uint64_t d_ = 0xEEEE000000000001;
|
|
SBigFromBinary(d, reinterpret_cast<uint8_t*>(&d_), sizeof(d_));
|
|
|
|
PowMod(a->Primary(), b->Primary(), c->Primary(), d->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 2);
|
|
CHECK(a->Primary()[0] == 0x950A5465);
|
|
CHECK(a->Primary()[1] == 0xA0CB742F);
|
|
}
|
|
}
|
|
|
|
TEST_CASE("SetOne", "[big]") {
|
|
BigDataTest num;
|
|
|
|
SECTION("sets buffer to one") {
|
|
uint64_t data = 0x123456789ABCDEF0;
|
|
SBigFromBinary(num, reinterpret_cast<uint8_t*>(&data), sizeof(data));
|
|
|
|
CHECK(num->Primary().Count() == 2);
|
|
|
|
SetOne(num->Primary());
|
|
|
|
CHECK(num->Primary().Count() == 1);
|
|
CHECK(num->Primary()[0] == 1);
|
|
}
|
|
}
|
|
|
|
TEST_CASE("SetZero", "[big]") {
|
|
BigDataTest num;
|
|
|
|
SECTION("sets buffer to zero") {
|
|
SBigFromUnsigned(num, 0x12345678);
|
|
|
|
CHECK(num->Primary().Count() == 1);
|
|
|
|
SetZero(num->Primary());
|
|
|
|
CHECK(num->Primary().Count() == 0);
|
|
}
|
|
}
|
|
|
|
TEST_CASE("Shl", "[big]") {
|
|
BigDataTest a, b;
|
|
|
|
SECTION("shifts 0 left 1 bit") {
|
|
SBigFromUnsigned(b, 0);
|
|
|
|
Shl(a->Primary(), b->Primary(), 1);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 0);
|
|
}
|
|
|
|
SECTION("shifts 1 left 0 bits") {
|
|
SBigFromUnsigned(b, 1);
|
|
|
|
Shl(a->Primary(), b->Primary(), 0);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("shifts 1 left 1 bit") {
|
|
SBigFromUnsigned(b, 1);
|
|
|
|
Shl(a->Primary(), b->Primary(), 1);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 2);
|
|
}
|
|
|
|
SECTION("shifts 2 left 1 bit") {
|
|
SBigFromUnsigned(b, 2);
|
|
|
|
Shl(a->Primary(), b->Primary(), 1);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 4);
|
|
}
|
|
|
|
SECTION("shifts 256 left 7 bits") {
|
|
SBigFromUnsigned(b, 256);
|
|
|
|
Shl(a->Primary(), b->Primary(), 7);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 32768);
|
|
}
|
|
|
|
SECTION("shifts 0xFFFFFFFF left 10 bits") {
|
|
uint64_t b_ = 0xFFFFFFFF;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
Shl(a->Primary(), b->Primary(), 10);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 2);
|
|
CHECK(a->Primary()[0] == 0xFFFFFC00);
|
|
CHECK(a->Primary()[1] == 0x3FF);
|
|
}
|
|
|
|
SECTION("shifts 0x1000000000000000 left 1 bit") {
|
|
uint64_t b_ = 0x1000000000000000;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
Shl(a->Primary(), b->Primary(), 1);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 2);
|
|
CHECK(a->Primary()[0] == 0);
|
|
CHECK(a->Primary()[1] == 0x20000000);
|
|
}
|
|
|
|
SECTION("shifts 0x1000000000000000 left 16 bits") {
|
|
uint64_t b_ = 0x1000000000000000;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
Shl(a->Primary(), b->Primary(), 16);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 3);
|
|
CHECK(a->Primary()[0] == 0);
|
|
CHECK(a->Primary()[1] == 0);
|
|
CHECK(a->Primary()[2] == 0x1000);
|
|
}
|
|
}
|
|
|
|
TEST_CASE("Shr", "[big]") {
|
|
BigDataTest a, b;
|
|
|
|
SECTION("shifts 0 right 1 bit") {
|
|
SBigFromUnsigned(b, 0);
|
|
|
|
Shr(a->Primary(), b->Primary(), 1);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 0);
|
|
}
|
|
|
|
SECTION("shifts 1 right 0 bits") {
|
|
SBigFromUnsigned(b, 1);
|
|
|
|
Shr(a->Primary(), b->Primary(), 0);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("shifts 1 right 1 bit") {
|
|
SBigFromUnsigned(b, 1);
|
|
|
|
Shr(a->Primary(), b->Primary(), 1);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 0);
|
|
}
|
|
|
|
SECTION("shifts 2 right 1 bit") {
|
|
SBigFromUnsigned(b, 2);
|
|
|
|
Shr(a->Primary(), b->Primary(), 1);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("shifts 2 right 1 bit") {
|
|
SBigFromUnsigned(b, 2);
|
|
|
|
Shr(a->Primary(), b->Primary(), 1);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("shifts 256 right 7 bits") {
|
|
SBigFromUnsigned(b, 256);
|
|
|
|
Shr(a->Primary(), b->Primary(), 7);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 2);
|
|
}
|
|
|
|
SECTION("shifts 0x1000000000000000 right 2 bits") {
|
|
uint64_t b_ = 0x1000000000000000;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
Shr(a->Primary(), b->Primary(), 2);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 2);
|
|
CHECK(a->Primary()[0] == 0);
|
|
CHECK(a->Primary()[1] == 0x4000000);
|
|
}
|
|
|
|
SECTION("shifts 0x1000000000000000 right 32 bits") {
|
|
uint64_t b_ = 0x1000000000000000;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
Shr(a->Primary(), b->Primary(), 32);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 0x10000000);
|
|
}
|
|
}
|
|
|
|
TEST_CASE("Square", "[big]") {
|
|
BigDataTest a, b;
|
|
|
|
SECTION("squares 0") {
|
|
SBigFromUnsigned(b, 0);
|
|
|
|
Square(a->Primary(), b->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 0);
|
|
}
|
|
|
|
SECTION("squares 1") {
|
|
SBigFromUnsigned(b, 1);
|
|
|
|
Square(a->Primary(), b->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("squares 2") {
|
|
SBigFromUnsigned(b, 2);
|
|
|
|
Square(a->Primary(), b->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 4);
|
|
}
|
|
|
|
SECTION("squares 2") {
|
|
SBigFromUnsigned(b, 2);
|
|
|
|
Square(a->Primary(), b->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 4);
|
|
}
|
|
|
|
SECTION("squares 0xFFFFFFFF") {
|
|
SBigFromUnsigned(b, 0xFFFFFFFF);
|
|
|
|
Square(a->Primary(), b->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 2);
|
|
CHECK(a->Primary()[0] == 0x1);
|
|
CHECK(a->Primary()[1] == 0xFFFFFFFE);
|
|
}
|
|
|
|
SECTION("squares 0x1111111111111111") {
|
|
uint64_t b_ = 0x1111111111111111;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
Square(a->Primary(), b->Primary(), a->Stack());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 4);
|
|
CHECK(a->Primary()[0] == 0x87654321);
|
|
CHECK(a->Primary()[1] == 0xfedcba9);
|
|
CHECK(a->Primary()[2] == 0x89abcdf0);
|
|
CHECK(a->Primary()[3] == 0x1234567);
|
|
}
|
|
}
|
|
|
|
TEST_CASE("Sub", "[big]") {
|
|
BigDataTest a, b, c;
|
|
|
|
SECTION("subtracts 0 from 1") {
|
|
SBigFromUnsigned(b, 1);
|
|
SBigFromUnsigned(c, 0);
|
|
|
|
Sub(a->Primary(), b->Primary(), c->Primary());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("subtracts int 0 from bigint 1") {
|
|
SBigFromUnsigned(b, 1);
|
|
|
|
Sub(a->Primary(), b->Primary(), 0);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("subtracts 1 from 0") {
|
|
SBigFromUnsigned(b, 0);
|
|
SBigFromUnsigned(c, 1);
|
|
|
|
Sub(a->Primary(), b->Primary(), c->Primary());
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 0xFFFFFFFF);
|
|
}
|
|
|
|
SECTION("subtracts int 1 from bigint 0") {
|
|
SBigFromUnsigned(b, 0);
|
|
|
|
Sub(a->Primary(), b->Primary(), 1);
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 0xFFFFFFFF);
|
|
}
|
|
|
|
SECTION("subtracts 1 from 2") {
|
|
SBigFromUnsigned(b, 2);
|
|
SBigFromUnsigned(c, 1);
|
|
|
|
Sub(a->Primary(), b->Primary(), c->Primary());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("subtracts int 1 from bigint 2") {
|
|
SBigFromUnsigned(b, 2);
|
|
|
|
Sub(a->Primary(), b->Primary(), 1);
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 1);
|
|
CHECK(a->Primary()[0] == 1);
|
|
}
|
|
|
|
SECTION("subtracts 0x1111111111111111 from 0x9999999999999999") {
|
|
uint64_t b_ = 0x9999999999999999;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
uint64_t c_ = 0x1111111111111111;
|
|
SBigFromBinary(c, reinterpret_cast<uint8_t*>(&c_), sizeof(c_));
|
|
|
|
Sub(a->Primary(), b->Primary(), c->Primary());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 2);
|
|
CHECK(a->Primary()[0] == 0x88888888);
|
|
CHECK(a->Primary()[1] == 0x88888888);
|
|
}
|
|
|
|
SECTION("subtracts 0x123456789ABCDEF0 from 0xFEDCBA9876543210") {
|
|
uint64_t b_ = 0xFEDCBA9876543210;
|
|
SBigFromBinary(b, reinterpret_cast<uint8_t*>(&b_), sizeof(b_));
|
|
|
|
uint64_t c_ = 0x123456789ABCDEF0;
|
|
SBigFromBinary(c, reinterpret_cast<uint8_t*>(&c_), sizeof(c_));
|
|
|
|
Sub(a->Primary(), b->Primary(), c->Primary());
|
|
|
|
a->Primary().Trim();
|
|
|
|
CHECK(a->Primary().Count() == 2);
|
|
CHECK(a->Primary()[0] == 0xDB975320);
|
|
CHECK(a->Primary()[1] == 0xECA8641F);
|
|
}
|
|
|
|
}
|