def testCompileCompilesShader(self, mockGl):
shader = VertexShader(['src'])
shader.getCompileStatus = lambda: True
shader.getInfoLog = lambda: 'compilemessage'
shader.compile()
self.assertEquals(mockGl.glCompileShader.call_args[0], (shader.id,))
def testCompileRaisesOnFail(self):
shader = VertexShader(['badsrc'])
shader.getCompileStatus = lambda: False
shader.getInfoLog = lambda: 'errormessage'
try:
shader.compile()
self.fail('should raise')
except CompileError, e:
self.assertTrue('errormessage' in str(e))
def testCompileCreatesShaders(self, mockGl):
mockGl.glCreateShader.return_value = 123
shader = VertexShader(['src'])
shader.getCompileStatus = lambda: True
shader.getInfoLog = DoNothing
shader.compile()
self.assertTrue(mockGl.glCreateShader.called)
self.assertEquals(mockGl.glCreateShader.call_args[0], (shader.type,))
self.assertEquals(shader.id, 123)
def testCompileSetsShaderSource(self, mockGl):
sources = ['one', 'two', 'three']
shader = VertexShader(sources)
shader.getCompileStatus = lambda: True
shader.compile()
args = mockGl.glShaderSource.call_args[0]
self.assertEquals(args[:2], (shader.id, 3))
dirarg = args[2]._objects['0']
actualSources = [dirarg[key] for key in sorted(dirarg.keys())]
self.assertEquals(actualSources, sources)
self.assertTrue(args[3] is None)
