diff options
Diffstat (limited to 'src/zencore/intmath.cpp')
| -rw-r--r-- | src/zencore/intmath.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/zencore/intmath.cpp b/src/zencore/intmath.cpp index 5a686dc8e..fedf76edc 100644 --- a/src/zencore/intmath.cpp +++ b/src/zencore/intmath.cpp @@ -19,6 +19,8 @@ intmath_forcelink() { } +TEST_SUITE_BEGIN("core.intmath"); + TEST_CASE("intmath") { CHECK(FloorLog2(0x00) == 0); @@ -43,6 +45,12 @@ TEST_CASE("intmath") CHECK(FloorLog2_64(0x0000'0001'0000'0000ull) == 32); CHECK(FloorLog2_64(0x8000'0000'0000'0000ull) == 63); + CHECK(CountLeadingZeros(0x8000'0000u) == 0); + CHECK(CountLeadingZeros(0x0000'0000u) == 32); + CHECK(CountLeadingZeros(0x0000'0001u) == 31); + CHECK(CountLeadingZeros(0x0000'8000u) == 16); + CHECK(CountLeadingZeros(0x0001'0000u) == 15); + CHECK(CountLeadingZeros64(0x8000'0000'0000'0000ull) == 0); CHECK(CountLeadingZeros64(0x0000'0000'0000'0000ull) == 64); CHECK(CountLeadingZeros64(0x0000'0000'0000'0001ull) == 63); @@ -60,6 +68,8 @@ TEST_CASE("intmath") CHECK(ByteSwap(uint64_t(0x214d'6172'7469'6e21ull)) == 0x216e'6974'7261'4d21ull); } +TEST_SUITE_END(); + #endif } // namespace zen |