steam-frame/FEX-Emu--FEX
1
0 Fork 0
mirror of https://github.com/FEX-Emu/FEX.git synced 2026-10-06 12:00:17 +02:00
Code Issues Packages Projects Releases 66 Wiki Activity

unittests/FEXCore: Fixes VL test and adds decode check

Browse Source 
So when encoding we also test the decode path.
This commit is contained in:
Ryan Houdek committed 2025-02-07 15:30:16 -08:00
1 parent 923c323d6f
commit 64c0dc47a9
1 file changed
+65 -14
Download Patch File Download Diff File Expand all files Collapse all files
FEXCore/unittests/APITests/vl_integer.cpp
+65 -14
View File
@@ -24,46 +24,73 @@ TEST_CASE("vl-size") {
CHECK(FEXCore::Utils::vl64::EncodedSize(std::numeric_limits<int64_t>::max()) == 9);
}
TEST_CASE("vl8 - in memory - encode") {
TEST_CASE("vl8 - in memory - encode/decode") {
uint8_t data[1];
REQUIRE(FEXCore::Utils::vl64::Encode(data, 0) == 1);
CHECK(data[0] == 0);
auto Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 1);
CHECK(Dec.Integer == 0);
REQUIRE(FEXCore::Utils::vl64::Encode(data, 63) == 1);
CHECK(data[0] == 0b0011'1111);
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 1);
CHECK(Dec.Integer == 63);
REQUIRE(FEXCore::Utils::vl64::Encode(data, -1) == 1);
CHECK(data[0] == 0b0111'1111);
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 1);
CHECK(Dec.Integer == -1);
REQUIRE(FEXCore::Utils::vl64::Encode(data, -64) == 1);
CHECK(data[0] == 0b0100'0000);
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 1);
CHECK(Dec.Integer == -64);
}
TEST_CASE("vl16 - in memory - encode") {
TEST_CASE("vl16 - in memory - encode/decode") {
uint8_t data[2];
REQUIRE(FEXCore::Utils::vl64::Encode(data, -65) == 2);
CHECK(data[0] == 0b1011'1111);
CHECK(data[1] == 0b1011'1111);
CHECK((uint64_t)data[0] == 0b1011'1111);
CHECK((uint64_t)data[1] == 0b1011'1111);
auto Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 2);
CHECK(Dec.Integer == -65);
REQUIRE(FEXCore::Utils::vl64::Encode(data, -66) == 2);
CHECK(data[0] == 0b1011'1110);
CHECK(data[1] == 0b1011'1111);
CHECK((uint64_t)data[0] == 0b1011'1111);
CHECK((uint64_t)data[1] == 0b1011'1110);
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 2);
CHECK(Dec.Integer == -66);
REQUIRE(FEXCore::Utils::vl64::Encode(data, 64) == 2);
CHECK(data[0] == 0b0100'0000);
CHECK(data[1] == 0b1000'0000);
CHECK((uint64_t)data[0] == 0b1000'0000);
CHECK((uint64_t)data[1] == 0b0100'0000);
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 2);
CHECK(Dec.Integer == 64);
REQUIRE(FEXCore::Utils::vl64::Encode(data, 8191) == 2);
CHECK(data[0] == 0b1111'1111);
CHECK(data[1] == 0b1001'1111);
CHECK((uint64_t)data[0] == 0b1001'1111);
CHECK((uint64_t)data[1] == 0b1111'1111);
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 2);
CHECK(Dec.Integer == 8191);
REQUIRE(FEXCore::Utils::vl64::Encode(data, -8192) == 2);
CHECK(data[0] == 0b0000'0000);
CHECK(data[1] == 0b1010'0000);
CHECK((uint64_t)data[0] == 0b1010'0000);
CHECK((uint64_t)data[1] == 0b0000'0000);
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 2);
CHECK(Dec.Integer == -8192);
}
TEST_CASE("vl32 - in memory - encode") {
TEST_CASE("vl32 - in memory - encode/decode") {
uint8_t data[5];
int32_t result {};
@@ -71,24 +98,36 @@ TEST_CASE("vl32 - in memory - encode") {
CHECK(data[0] == 0b1100'0000);
memcpy(&result, &data[1], sizeof(int32_t));
CHECK(result == 8192);
auto Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 5);
CHECK(Dec.Integer == 8192);
REQUIRE(FEXCore::Utils::vl64::Encode(data, -8193) == 5);
CHECK(data[0] == 0b1100'0000);
memcpy(&result, &data[1], sizeof(int32_t));
CHECK(result == -8193);
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 5);
CHECK(Dec.Integer == -8193);
REQUIRE(FEXCore::Utils::vl64::Encode(data, std::numeric_limits<int32_t>::min()) == 5);
CHECK(data[0] == 0b1100'0000);
memcpy(&result, &data[1], sizeof(int32_t));
CHECK(result == std::numeric_limits<int32_t>::min());
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 5);
CHECK(Dec.Integer == std::numeric_limits<int32_t>::min());
REQUIRE(FEXCore::Utils::vl64::Encode(data, std::numeric_limits<int32_t>::max()) == 5);
CHECK(data[0] == 0b1100'0000);
memcpy(&result, &data[1], sizeof(int32_t));
CHECK(result == std::numeric_limits<int32_t>::max());
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 5);
CHECK(Dec.Integer == std::numeric_limits<int32_t>::max());
}
TEST_CASE("vl64 - in memory - encode") {
TEST_CASE("vl64 - in memory - encode/decode") {
uint8_t data[9];
int64_t result {};
@@ -96,19 +135,31 @@ TEST_CASE("vl64 - in memory - encode") {
CHECK(data[0] == 0b1110'0000);
memcpy(&result, &data[1], sizeof(int64_t));
CHECK(result == static_cast<int64_t>(std::numeric_limits<int32_t>::min()) - 1);
auto Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 9);
CHECK(Dec.Integer == static_cast<int64_t>(std::numeric_limits<int32_t>::min()) - 1);
REQUIRE(FEXCore::Utils::vl64::Encode(data, static_cast<int64_t>(std::numeric_limits<int32_t>::max()) + 1) == 9);
CHECK(data[0] == 0b1110'0000);
memcpy(&result, &data[1], sizeof(int64_t));
CHECK(result == static_cast<int64_t>(std::numeric_limits<int32_t>::max()) + 1);
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 9);
CHECK(Dec.Integer == static_cast<int64_t>(std::numeric_limits<int32_t>::max()) + 1);
REQUIRE(FEXCore::Utils::vl64::Encode(data, std::numeric_limits<int64_t>::min()) == 9);
CHECK(data[0] == 0b1110'0000);
memcpy(&result, &data[1], sizeof(int64_t));
CHECK(result == std::numeric_limits<int64_t>::min());
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 9);
CHECK(Dec.Integer == std::numeric_limits<int64_t>::min());
REQUIRE(FEXCore::Utils::vl64::Encode(data, std::numeric_limits<int64_t>::max()) == 9);
CHECK(data[0] == 0b1110'0000);
memcpy(&result, &data[1], sizeof(int64_t));
CHECK(result == std::numeric_limits<int64_t>::max());
Dec = FEXCore::Utils::vl64::Decode(data);
CHECK(Dec.Size == 9);
CHECK(Dec.Integer == std::numeric_limits<int64_t>::max());
}