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"""Test for github issue #47"""
import sys
import OpenGL
OpenGL.SIZE_1_ARRAY_UNPACK = False # just for convenience
OpenGL.ERROR_ON_COPY = False # we are checking a leak in the copying
import pygamegltest
import numpy as np
from OpenGL.GL import *
from OpenGL.GL import shaders
from sys import getrefcount
@pygamegltest.pygametest(name="Texture image 2d leak check")
def main():
data = np.zeros([256, 256, 3], dtype='b')
glEnable(GL_TEXTURE_2D)
textures = glGenTextures(1)
glBindTexture(GL_TEXTURE_2D, textures[0])
reversed_data = data[::-1]
assert not reversed_data.flags['C_CONTIGUOUS']
rc1 = getrefcount(reversed_data)
for i in range(100):
glTexImage2D(
GL_TEXTURE_2D,
0,
GL_RGB,
256,
256,
0,
GL_RGB,
GL_UNSIGNED_BYTE,
reversed_data,
)
rc2 = getrefcount(reversed_data)
assert rc1 == rc2, (rc1, rc2)
sys.stdout.write('OK\n')
sys.stdout.flush()
if __name__ == "__main__":
main()
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