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# -*- coding: utf-8 -*-
# Copyright (c) Vispy Development Team. All Rights Reserved.
# Distributed under the (new) BSD License. See LICENSE.txt for more info.
"""
Tests for GridLines
"""
import numpy as np
from vispy.scene import GridLines, STTransform
from vispy.testing import (requires_application, TestingCanvas,
run_tests_if_main)
@requires_application()
def test_gridlines():
with TestingCanvas(size=(80, 80)) as c:
grid = GridLines(parent=c.scene)
grid.transform = STTransform(translate=(40, 40))
render = c.render()
np.testing.assert_array_equal(render[40, 40], (151, 151, 151, 255))
np.testing.assert_array_equal(render[50, 50], (0, 0, 0, 255))
grid.grid_bounds = (-10, 10, -10, 10)
render = c.render()
np.testing.assert_array_equal(render[50, 50], (255, 255, 255, 255))
run_tests_if_main()
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