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- """
- Created on Sun Jun 07 21:42:39 2018
- @author: Sanjeet Bhatti
- """
- from grass.gunittest.case import TestCase
- from grass.gunittest.main import test
- from grass.gunittest.gmodules import SimpleModule
- from grass.script.core import run_command
- class TestRBlend(TestCase):
- """Test r.blend script"""
- map1 = 'aspect'
- map2 = 'elevation'
- temp1 = 'elev_shade_blend.r'
- temp2 = 'elev_shade_blend.g'
- temp3 = 'elev_shade_blend.b'
- @classmethod
- def setUpClass(cls):
- """Create maps in a small region."""
- cls.use_temp_region()
- cls.runModule('g.region', raster=cls.map1, flags='p')
- run_command('d.mon', start='wx0')
- @classmethod
- def tearDownClass(cls):
- """Remove temporary region"""
- cls.runModule('g.remove', flags='f', type='raster',
- name=(cls.temp1, cls.temp2, cls.temp3))
- cls.del_temp_region()
- run_command('d.mon', stop='wx0')
- def test_blend(self):
- """blends color test"""
- module = SimpleModule('r.blend', first=self.map1, second=self.map2,
- output='elev_shade_blend')
- self.assertModule(module)
- run_command('d.rgb', red=self.temp1, green=self.temp2,
- blue=self.temp3)
- if __name__ == '__main__':
- test()
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