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openSUSE:Backports:SLE-15-SP6
python-opengl-accelerate
test_numpyaccel.py
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File test_numpyaccel.py of Package python-opengl-accelerate
import unittest, ctypes try: import numpy from OpenGL_accelerate import numpy_formathandler as npf except ImportError: numpy = None npf = None try: from OpenGL_accelerate import buffers_formathandler as bpf except ImportError: bpf = None from OpenGL import error from OpenGL import GL from OpenGL._bytes import integer_types from OpenGL._configflags import ERROR_ON_COPY import pytest pytestmark = pytest.mark.skipif(not numpy, reason="No numpy installed in order to run tests") class _AccelArray( object ): handler_class = None def setUp( self ): self.array = numpy.array( [[1,2,3],[4,5,6]],'f') self.handler = self.handler_class() def test_from_param( self ): p = self.handler.from_param( self.handler.asArray(self.array )) assert isinstance( p, ctypes.c_void_p ) def test_dataPointer( self ): p = self.handler.dataPointer( self.array ) assert isinstance( p, integer_types) assert p == self.array.ctypes.data def test_arraySize( self ): p = self.handler.arraySize( self.array ) assert p == 6, p def test_arrayByteCount( self ): p = self.handler.arrayByteCount( self.array ) assert p == 24, p def test_unitSize( self ): p = self.handler.unitSize( self.array ) assert p == 3, p def test_dimensions( self ): p = self.handler.dimensions( self.array ) assert p == (2,3), p def test_arrayToGLType( self ): p = self.handler.arrayToGLType( self.array ) assert p == GL.GL_FLOAT @pytest.mark.skipif(not npf,reason="No numpy native format handler available") class TestNumpyNative(_AccelArray,unittest.TestCase): handler_class = getattr(npf,'NumpyHandler',None) def setUp(self): super(TestNumpyNative,self).setUp() self.eoc_handler = self.handler_class( True ) def test_asArray( self ): p = self.handler.asArray( self.array ) assert p is self.array def test_downconvert( self ): p = self.handler.asArray( numpy.array( [1,2,3],'d'), GL.GL_FLOAT ) assert p.dtype == numpy.float32 def test_zeros_constant( self ): z = self.handler.zeros( (2,3,4), GL.GL_FLOAT) assert z.shape == (2,3,4) assert z.dtype == numpy.float32 def test_zeros( self ): p = self.handler.zeros( (2,3,4), 'f' ) assert p.shape == (2,3,4) assert p.dtype == numpy.float32 def test_asArrayCopy( self ): a2 = self.array[:,0] assert not a2.flags.contiguous self.assertRaises( error.CopyError, self.eoc_handler.asArray, a2 ) def test_asArrayConvert( self ): self.failUnlessRaises( error.CopyError, self.eoc_handler.asArray, self.array, GL.GL_DOUBLE ) def test_asArrayConvert( self ): p = self.handler.asArray( self.array, GL.GL_DOUBLE ) assert p is not self.array assert p.dtype == numpy.float64 p = self.handler.asArray( self.array, 'd' ) assert p is not self.array assert p.dtype == numpy.float64 @pytest.mark.skipif(not npf,reason="No numpy native format handler available") class TestBufferAPI(_AccelArray,unittest.TestCase): handler_class = getattr(bpf,'MemoryviewHandler',None)
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