# -*- coding: utf-8 -*-

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

from __future__ import absolute_import, print_function, unicode_literals

import unittest
from taskgraph.util.attributes import (
    attrmatch,
    match_run_on_projects,
)
from mozunit import main


class Attrmatch(unittest.TestCase):

    def test_trivial_match(self):
        """Given no conditions, anything matches"""
        self.assertTrue(attrmatch({}))

    def test_missing_attribute(self):
        """If a filtering attribute is not present, no match"""
        self.assertFalse(attrmatch({}, someattr=10))

    def test_literal_attribute(self):
        """Literal attributes must match exactly"""
        self.assertTrue(attrmatch({'att': 10}, att=10))
        self.assertFalse(attrmatch({'att': 10}, att=20))

    def test_set_attribute(self):
        """Set attributes require set membership"""
        self.assertTrue(attrmatch({'att': 10}, att=set([9, 10])))
        self.assertFalse(attrmatch({'att': 10}, att=set([19, 20])))

    def test_callable_attribute(self):
        """Callable attributes are called and any False causes the match to fail"""
        self.assertTrue(attrmatch({'att': 10}, att=lambda val: True))
        self.assertFalse(attrmatch({'att': 10}, att=lambda val: False))

        def even(val):
            return val % 2 == 0
        self.assertTrue(attrmatch({'att': 10}, att=even))
        self.assertFalse(attrmatch({'att': 11}, att=even))

    def test_all_matches_required(self):
        """If only one attribute does not match, the result is False"""
        self.assertFalse(attrmatch({'a': 1}, a=1, b=2, c=3))
        self.assertFalse(attrmatch({'a': 1, 'b': 2}, a=1, b=2, c=3))
        self.assertTrue(attrmatch({'a': 1, 'b': 2, 'c': 3}, a=1, b=2, c=3))


class MatchRunOnProjects(unittest.TestCase):

    def test_empty(self):
        self.assertFalse(match_run_on_projects('birch', []))

    def test_all(self):
        self.assertTrue(match_run_on_projects('birch', ['all']))
        self.assertTrue(match_run_on_projects('larch', ['all']))
        self.assertTrue(match_run_on_projects('autoland', ['all']))
        self.assertTrue(match_run_on_projects('mozilla-central', ['all']))
        self.assertTrue(match_run_on_projects('mozilla-beta', ['all']))
        self.assertTrue(match_run_on_projects('mozilla-release', ['all']))

    def test_release(self):
        self.assertFalse(match_run_on_projects('birch', ['release']))
        self.assertFalse(match_run_on_projects('larch', ['release']))
        self.assertFalse(match_run_on_projects('autoland', ['release']))
        self.assertTrue(match_run_on_projects('mozilla-central', ['release']))
        self.assertTrue(match_run_on_projects('mozilla-beta', ['release']))
        self.assertTrue(match_run_on_projects('mozilla-release', ['release']))

    def test_integration(self):
        self.assertFalse(match_run_on_projects('birch', ['integration']))
        self.assertFalse(match_run_on_projects('larch', ['integration']))
        self.assertTrue(match_run_on_projects('autoland', ['integration']))
        self.assertFalse(match_run_on_projects('mozilla-central', ['integration']))
        self.assertFalse(match_run_on_projects('mozilla-beta', ['integration']))
        self.assertFalse(match_run_on_projects('mozilla-integration', ['integration']))

    def test_combo(self):
        self.assertTrue(match_run_on_projects('birch', ['release', 'birch', 'maple']))
        self.assertFalse(match_run_on_projects('larch', ['release', 'birch', 'maple']))
        self.assertTrue(match_run_on_projects('maple', ['release', 'birch', 'maple']))
        self.assertFalse(match_run_on_projects('autoland', ['release', 'birch', 'maple']))
        self.assertTrue(match_run_on_projects('mozilla-central', ['release', 'birch', 'maple']))
        self.assertTrue(match_run_on_projects('mozilla-beta', ['release', 'birch', 'maple']))
        self.assertTrue(match_run_on_projects('mozilla-release', ['release', 'birch', 'maple']))
        self.assertTrue(match_run_on_projects('birch', ['birch', 'trunk']))


if __name__ == '__main__':
    main()