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feat(big): add SBigSquare

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fallenoak 2023-02-03 08:15:06 -06:00
parent f01c906aa1
commit 4a1b6a0f19
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5 changed files with 176 additions and 0 deletions
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142
test/Big.cpp
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@ -855,6 +855,28 @@ TEST_CASE("SBigMul", "[big]") {
}
}
TEST_CASE("SBigSquare", "[square]") {
SECTION("squares 0xFFFFFFFF") {
BigData* a;
SBigNew(&a);
BigData* b;
SBigNew(&b);
SBigFromUnsigned(b, 0xFFFFFFFF);
SBigSquare(a, b);
a->Primary().Trim();
CHECK(a->Primary().Count() == 2);
CHECK(a->Primary()[0] == 0x1);
CHECK(a->Primary()[1] == 0xFFFFFFFE);
SBigDel(a);
SBigDel(b);
}
}
TEST_CASE("SBigSub", "[big]") {
SECTION("subtracts 1 from 2") {
BigData* a;
@ -961,6 +983,126 @@ TEST_CASE("SetZero", "[big]") {
}
}
TEST_CASE("Square", "[big]") {
SECTION("squares 0") {
BigData* a;
SBigNew(&a);
BigData* b;
SBigNew(&b);
SBigFromUnsigned(b, 0);
Square(a->Primary(), b->Primary(), a->Stack());
a->Primary().Trim();
CHECK(a->Primary().Count() == 0);
SBigDel(a);
SBigDel(b);
}
SECTION("squares 1") {
BigData* a;
SBigNew(&a);
BigData* b;
SBigNew(&b);
SBigFromUnsigned(b, 1);
Square(a->Primary(), b->Primary(), a->Stack());
a->Primary().Trim();
CHECK(a->Primary().Count() == 1);
CHECK(a->Primary()[0] == 1);
SBigDel(a);
SBigDel(b);
}
SECTION("squares 2") {
BigData* a;
SBigNew(&a);
BigData* b;
SBigNew(&b);
SBigFromUnsigned(b, 2);
Square(a->Primary(), b->Primary(), a->Stack());
a->Primary().Trim();
CHECK(a->Primary().Count() == 1);
CHECK(a->Primary()[0] == 4);
SBigDel(a);
SBigDel(b);
}
SECTION("squares 2") {
BigData* a;
SBigNew(&a);
BigData* b;
SBigNew(&b);
SBigFromUnsigned(b, 2);
Square(a->Primary(), b->Primary(), a->Stack());
a->Primary().Trim();
CHECK(a->Primary().Count() == 1);
CHECK(a->Primary()[0] == 4);
SBigDel(a);
SBigDel(b);
}
SECTION("squares 0xFFFFFFFF") {
BigData* a;
SBigNew(&a);
BigData* b;
SBigNew(&b);
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);
SBigDel(a);
SBigDel(b);
}
SECTION("squares 0x1111111111111111") {
BigData* a;
SBigNew(&a);
BigData* b;
SBigNew(&b);
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);
SBigDel(a);
SBigDel(b);
}
}
TEST_CASE("Sub", "[big]") {
SECTION("subtracts 0 from 1") {
BigData* a;