pyority_queue/tests/pure_queue.py

43 lines
1.1 KiB
Python

import pytest
from pyority_queue import PureQueue
type PureQueueInitializer = list[int | float] | tuple[int | float, ...]
def test_empty_creation():
queue = PureQueue()
assert len(queue) == 0
@pytest.mark.parametrize("items", ([], [0, 1, 2], (0, 1, 2), (0.0, 1.0, 2.0), range(100)))
def test_creation(items: PureQueueInitializer):
queue = PureQueue()
assert len(queue) == len(items)
@pytest.mark.parametrize("items", ([], (0,), (-1, 3), range(100)))
def test_iteration(items: PureQueueInitializer):
queue = PureQueue(items)
assert len(list(queue)) == len(items)
@pytest.mark.parametrize("items", ([], (-3, 5), (3.0, 2.0, 1.0), (3, 6, 8, 5, 7, 4, 2, 0), range(100)))
def test_sorting(items: PureQueueInitializer):
queue = PureQueue(items)
assert list(queue) == sorted(items)
def test_insertion():
queue = PureQueue[int]((4, 2, 8, 6))
queue.insert(7)
queue.insert(0)
queue.insert(3)
assert list(queue) == [0, 2, 3, 4, 6, 7, 8]
def test_duplicates():
queue = PureQueue[int]((0, 0, 0, 5, 5))
queue.insert(3)
queue.insert(3)
assert list(queue) == [0, 0, 0, 3, 3, 5, 5]