"""
Created on Sun Jun 07 22:19:41 2018

@author: Sanjeet Bhatti
"""

from grass.gunittest.case import TestCase
from grass.gunittest.main import test
from grass.gunittest.gmodules import SimpleModule


class TestRMask(TestCase):
    """Test r.mask script"""

    mapName = "lakes"
    mapNameOther = "elevation"
    values = "min=56.8785\nmax=134.87"

    @classmethod
    def setUpClass(cls):
        """Create maps in a small region."""
        cls.use_temp_region()
        cls.runModule("g.region", raster=cls.mapName, flags="p")

    @classmethod
    def tearDownClass(cls):
        """Remove temporary region. Remove mask"""
        cls.del_temp_region()

        cls.runModule("r.mask", flags="r")

    def test_mask(self):
        """Mask test"""
        module = SimpleModule("r.mask", raster=self.mapName)
        self.assertModule(module)

        self.assertRasterFitsUnivar(
            raster=self.mapNameOther, reference=self.values, precision=5
        )


if __name__ == "__main__":
    test()