#!/usr/bin/env python2.7
# -*- coding: utf-8 -*-
################################################################################
##
## Copyright 2006 - 2014, Paul Beckingham, Federico Hernandez.
##
## Permission is hereby granted, free of charge, to any person obtaining a copy
## of this software and associated documentation files (the "Software"), to deal
## in the Software without restriction, including without limitation the rights
## to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
## copies of the Software, and to permit persons to whom the Software is
## furnished to do so, subject to the following conditions:
##
## The above copyright notice and this permission notice shall be included
## in all copies or substantial portions of the Software.
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## OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
## FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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## LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
## OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
## SOFTWARE.
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## http://www.opensource.org/licenses/mit-license.php
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################################################################################

import sys
import os
import re
from glob import glob
# Ensure python finds the local simpletap and basetest modules
sys.path.append(os.path.dirname(os.path.abspath(__file__)))

from basetest import BaseTestCase


class BaseTestBug360(BaseTestCase):
    @classmethod
    def prepare(cls):
        with open("bug.rc", 'w') as fh:
            fh.write("data.location=.\n"
                     "confirmation=no\n")

    def setUp(self):
        """Executed before each test in the class"""
        args = ["rc:bug.rc", "add", "foo", "due:tomorrow", "recur:daily"]
        self.callTaskSuccess(args)
        # TODO: Add explanation why this line is necessary
        args = ["rc:bug.rc", "ls"]
        self.callTaskSuccess(args)

    def tearDown(self):
        """Needed after each test or setUp will cause duplicated data at start
        of the next test.
        """
        for file in glob("*.data"):
            os.remove(file)

    @classmethod
    def cleanup(cls):
        os.remove("bug.rc")


class TestBug360RemovalError(BaseTestBug360):
    def test_modify_recursive_project(self):
        """Modifying a recursive task by adding project: also modifies parent
        """
        commands = "y\n"
        args = ["rc:bug.rc", "1", "modify", "project:bar"]

        code, out, err = self.callTaskSuccess(args, commands)

        expected = "Modified 2 tasks."
        self.assertIn(expected, out)
        expected = "You cannot remove the recurrence from a recurring task."
        self.assertNotIn(expected, out)

    def test_cannot_remove_recurrence(self):
        """Cannot remove recurrence from recurring task
        """
        # TODO Removing recur: from a recurring task should also remove imask
        # and parent.
        args = ["rc:bug.rc", "2", "modify", "recur:"]

        code, out, err = self.callTaskError(args)
        # Expected non zero exit-code
        self.assertEqual(code, 2)

        expected = "You cannot remove the recurrence from a recurring task."
        self.assertIn(expected, out)

    def test_cannot_remove_due_date(self):
        """Cannot remove due date from recurring task
        """
        # TODO Removing due: from a recurring task should also remove recur,
        # imask and parent
        args = ["rc:bug.rc", "2", "modify", "due:"]

        code, out, err = self.callTaskError(args)
        # Expected non zero exit-code
        self.assertEqual(code, 2)

        expected = "You cannot remove the due date from a recurring task."
        self.assertIn(expected, out)


class TestBug360AllowedChanges(BaseTestBug360):
    def setUp(self):
        """Executed before each test in the class"""
        # Also do setUp from BaseTestBug360
        super(TestBug360AllowedChanges, self).setUp()

        self.callTaskSuccess(["rc:bug.rc", "add", "nonrecurring", "due:today"])

    def test_allow_modify_due_in_nonrecurring(self):
        """Allow modifying due date in non recurring task
        """
        # Retrieve the id of the non recurring task
        args = ["rc:bug.rc", "ls"]
        code, out, err = self.callTaskSuccess(args)

        expected = "2 tasks"
        self.assertIn(expected, out)

        # NOTE: raw python string r"" avoids having to escape backslashes
        id = re.search(r"(\d+)\s.+\snonrecurring", out).group(1)

        args = ["rc:bug.rc", id, "modify", "due:"]
        code, out, err = self.callTaskSuccess(args)

        expected = "Modified 1 task."
        self.assertIn(expected, out)
        expected = "You cannot remove the due date from a recurring task."
        self.assertNotIn(expected, out)

        # TODO: I'm not really sure what this is supposed to test for and if it
        # should be here at all. On another note turning it into an independent
        # test requires too much duplication of code
        args = ["rc:bug.rc", "diag"]
        code, out, err = self.callTaskSuccess(args)
        expected = "No duplicates found"
        self.assertIn(expected, out)


if __name__ == "__main__":
    from simpletap import TAPTestRunner
    import unittest
    unittest.main(testRunner=TAPTestRunner())

# vim: ai sts=4 et sw=4