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import sys
import pytest
import sdl2
from sdl2 import cpuinfo
_HASMP = True
try:
import multiprocessing
except:
_HASMP = False
class TestSDLCPUInfo(object):
__tags__ = ["sdl"]
def test_SDL_GetCPUCacheLineSize(self):
ret = cpuinfo.SDL_GetCPUCacheLineSize()
assert isinstance(ret, int)
def test_SDL_GetCPUCount(self):
if _HASMP:
assert multiprocessing.cpu_count() == cpuinfo.SDL_GetCPUCount()
else:
assert cpuinfo.SDL_GetCPUCount() >= 1
def test_SDL_Has3DNow(self):
ret = cpuinfo.SDL_Has3DNow()
assert ret in (0, 1)
def test_SDL_HasAltiVec(self):
ret = cpuinfo.SDL_HasAltiVec()
assert ret in (0, 1)
def test_SDL_HasMMX(self):
ret = cpuinfo.SDL_HasMMX()
assert ret in (0, 1)
def test_SDL_HasRDTSC(self):
ret = cpuinfo.SDL_HasRDTSC()
assert ret in (0, 1)
def test_SDL_HasSSE(self):
ret = cpuinfo.SDL_HasSSE()
assert ret in (0, 1)
def test_SDL_HasSSE2(self):
ret = cpuinfo.SDL_HasSSE2()
assert ret in (0, 1)
def test_SDL_HasSSE3(self):
ret = cpuinfo.SDL_HasSSE3()
assert ret in (0, 1)
def test_SDL_HasSSE41(self):
ret = cpuinfo.SDL_HasSSE41()
assert ret in (0, 1)
def test_SDL_HasSSE42(self):
ret = cpuinfo.SDL_HasSSE42()
assert ret in (0, 1)
def test_SDL_HasAVX(self):
ret = cpuinfo.SDL_HasAVX()
assert ret in (0, 1)
def test_SDL_HasAVX2(self):
ret = cpuinfo.SDL_HasAVX2()
assert ret in (0, 1)
def test_SDL_GetSystemRAM(self):
ret = cpuinfo.SDL_GetSystemRAM()
assert ret > 0
@pytest.mark.skipif(sdl2.dll.version < 2009, reason="not available")
def test_SDL_HasAVX512F(self):
ret = cpuinfo.SDL_HasAVX512F()
assert ret in (0, 1)
@pytest.mark.skipif(sdl2.dll.version < 2012, reason="not available")
def test_SDL_HasARMSIMD(self):
ret = cpuinfo.SDL_HasARMSIMD()
assert ret in (0, 1)
@pytest.mark.skipif(sdl2.dll.version < 2006, reason="not available")
def test_SDL_HasNEON(self):
ret = cpuinfo.SDL_HasNEON()
assert ret in (0, 1)
@pytest.mark.skipif(sdl2.dll.version < 2010, reason="not available")
def test_SDL_SIMDGetAlignment(self):
ret = cpuinfo.SDL_SIMDGetAlignment()
assert ret % 8 == 0 # Should be multiple of 8
@pytest.mark.skip("not implemented (no clue how)")
@pytest.mark.skipif(sdl2.dll.version < 2010, reason="not available")
def test_SDL_SIMDAllocFree(self):
# Should test both SDL_SIMDAlloc and SDL_SIMDFree
pass
@pytest.mark.skip("not implemented (no clue how)")
@pytest.mark.skipif(sdl2.dll.version < 2014, reason="not available")
def test_SDL_SIMDRealloc(self):
pass
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