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# ==============================================================================
# Copyright (C) 2019 - Philip Paquette, Steven Bocco
#
# This program is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option) any
# later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <https://www.gnu.org/licenses/>.
# ==============================================================================
""" Test class SortedSet. """
from diplomacy.utils import common
from diplomacy.utils.sorted_set import SortedSet
from diplomacy.utils.tests.test_common import assert_equals
def test_init_bool_and_len():
""" Test SortedSet initialization, length and conversion to boolean. """
sorted_set = SortedSet(int)
assert not sorted_set
sorted_set = SortedSet(int, (2, 4, 99))
assert sorted_set
assert len(sorted_set) == 3
def test_builder_and_property():
""" Test SortedSet builder and property element_type. """
builder_float = SortedSet.builder(float)
sorted_set = builder_float((2.5, 2.7, 2.9))
assert isinstance(sorted_set, SortedSet) and sorted_set.element_type is float
def test_item_add_get_and_contains():
""" Test SortedSet methods add(), __getitem__(), and __contains__(). """
expected_values = ['cat', 'lion', 'panthera', 'serval', 'tiger']
sorted_set = SortedSet(str, ('lion', 'tiger'))
# Test setter.
sorted_set.add('panthera')
sorted_set.add('cat')
sorted_set.add('serval')
# Test __contains__.
assert 'lions' not in sorted_set
assert all(key in sorted_set for key in expected_values)
# Test getter.
assert sorted_set[0] == 'cat'
assert sorted_set[1] == 'lion'
assert sorted_set[2] == 'panthera'
assert sorted_set[3] == 'serval'
assert sorted_set[4] == 'tiger'
# Test add then getter.
sorted_set.add('onca')
assert sorted_set[1] == 'lion'
assert sorted_set[2] == 'onca'
assert sorted_set[3] == 'panthera'
def test_pop_and_remove():
""" Test SortedSet methods remove() and pop(). """
sorted_set = SortedSet(str, ('lion', 'tiger', 'panthera', 'cat', 'serval'))
assert len(sorted_set) == 5
assert 'serval' in sorted_set
sorted_set.remove('serval')
assert len(sorted_set) == 4
assert 'serval' not in sorted_set
assert sorted_set.remove('tiger') == 'tiger'
assert len(sorted_set) == 3
assert 'tiger' not in sorted_set
assert sorted_set.remove('tiger') is None
assert sorted_set.remove('key not in set') is None
index_of_panthera = sorted_set.index('panthera')
assert index_of_panthera == 2
assert sorted_set.pop(index_of_panthera) == 'panthera'
assert len(sorted_set) == 2
assert 'panthera' not in sorted_set
assert 'cat' in sorted_set
assert 'lion' in sorted_set
def test_iteration():
""" Test SortedSet iteration. """
expected_sorted_values = ['cat', 'lion', 'panthera', 'serval', 'tiger']
sorted_set = SortedSet(str, ('lion', 'tiger', 'panthera', 'cat', 'serval'))
computed_sorted_values = [key for key in sorted_set]
assert_equals(expected_sorted_values, computed_sorted_values)
def test_equality():
""" Test SortedSet equality. """
empty_sorted_set_float = SortedSet(float)
empty_sorted_set_int = SortedSet(int)
another_empty_sorted_set_int = SortedSet(int)
sorted_set_float_1 = SortedSet(float, (2.5, 3.3, -5.7))
sorted_set_float_2 = SortedSet(float, (2.5, 3.3, -5.7))
sorted_set_float_3 = SortedSet(float, (2.5, 3.3, 5.7))
assert empty_sorted_set_float != empty_sorted_set_int
assert empty_sorted_set_int == another_empty_sorted_set_int
assert sorted_set_float_1 == sorted_set_float_2
assert sorted_set_float_1 != sorted_set_float_3
def test_getters_around_values():
"""Test SortedSet methods get_next_value() and get_previous_value()."""
sorted_set = SortedSet(int, (2, 5, 1, 9, 4, 5, 20, 0, 6, 17, 8, 3, 7, 0, 4))
expected = (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 17, 20)
assert sorted_set
assert len(sorted_set) == len(expected)
assert all(expected[i] == sorted_set[i] for i in range(len(expected)))
assert all(e in sorted_set for e in expected)
assert sorted_set.get_next_value(0) == 1
assert sorted_set.get_next_value(5) == 6
assert sorted_set.get_next_value(9) == 17
assert sorted_set.get_next_value(-1) == 0
assert sorted_set.get_next_value(20) is None
assert sorted_set.get_previous_value(0) is None
assert sorted_set.get_previous_value(17) == 9
assert sorted_set.get_previous_value(20) == 17
assert sorted_set.get_previous_value(1) == 0
assert sorted_set.get_previous_value(6) == 5
assert sorted_set.get_next_value(3) == 4
assert sorted_set.get_next_value(4) == 5
assert sorted_set.get_next_value(7) == 8
assert sorted_set.get_next_value(8) == 9
assert sorted_set.get_previous_value(5) == 4
assert sorted_set.get_previous_value(4) == 3
assert sorted_set.get_previous_value(9) == 8
assert sorted_set.get_previous_value(8) == 7
sorted_set.remove(8)
assert len(sorted_set) == len(expected) - 1
assert 8 not in sorted_set
sorted_set.remove(4)
assert len(sorted_set) == len(expected) - 2
assert 4 not in sorted_set
assert sorted_set.get_next_value(3) == 5
assert sorted_set.get_next_value(4) == 5
assert sorted_set.get_next_value(7) == 9
assert sorted_set.get_next_value(8) == 9
assert sorted_set.get_previous_value(5) == 3
assert sorted_set.get_previous_value(4) == 3
assert sorted_set.get_previous_value(9) == 7
assert sorted_set.get_previous_value(8) == 7
def test_index():
""" Test SortedSet method index(). """
sorted_set = SortedSet(int, (2, 5, 1, 9, 4, 5, 20, 0, 6, 17, 8, 3, 7, 0, 4))
sorted_set.remove(8)
sorted_set.remove(4)
index_of_2 = sorted_set.index(2)
index_of_17 = sorted_set.index(17)
assert index_of_2 == 2
assert sorted_set.index(4) is None
assert sorted_set.index(8) is None
assert index_of_17 == len(sorted_set) - 2
assert sorted_set.pop(index_of_2) == 2
def test_common_utils_with_sorted_set():
"""Check sorted set with is_sequence() and is_dictionary()."""
assert common.is_sequence(SortedSet(int, (1, 2, 3)))
assert common.is_sequence(SortedSet(int))
assert not common.is_dictionary(SortedSet(int, (1, 2, 3)))
assert not common.is_dictionary(SortedSet(int))
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