"""
Created on Sun Jun 07 19:08:34 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
from grass.script.utils import decode


class TestVDbRenameColumn(TestCase):
    """Test v.db.renamecolumn script"""

    @classmethod
    def setUpClass(cls):
        """Copy vector."""
        run_command("g.copy", vector="roadsmajor,myroads")

    @classmethod
    def tearDownClass(cls):
        """Remove copied vector"""
        run_command("g.remove", type="vector", name="myroads", flags="f")

    def test_rename_column(self):
        """Renaming a column"""
        module = SimpleModule(
            "v.db.renamecolumn", map="myroads", column=("ROAD_NAME", "roadname")
        )
        self.assertModule(module)

        m = SimpleModule("v.info", flags="c", map="myroads")
        self.assertModule(m)
        self.assertRegexpMatches(decode(m.outputs.stdout), "roadname")
        self.assertNotRegexpMatches(decode(m.outputs.stdout), "ROAD_NAME")


if __name__ == "__main__":
    test()