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Add a new alternating_values SourceTool

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This commit is contained in:
Andrew Scheller
2016-09-21 16:16:42 +01:00
parent f607a27c79
commit 9fbed050ce
3 changed files with 30 additions and 0 deletions
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5
tests/test_tools.py
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@@ -10,6 +10,7 @@ str = type('')
import pytest
from math import sin, cos, radians
from time import time
from itertools import islice
from gpiozero.tools import *
try:
@@ -227,6 +228,10 @@ def test_post_periodic_filtered():
assert list(post_periodic_filtered((1, 2, 3, 4, 5, 6, 7, 8, 9, 10), 1, 2)) == [1, 4, 7, 10]
assert list(post_periodic_filtered((1, 2, 3, 4, 5, 6, 7, 8, 9, 10), 2, 1)) == [1, 2, 4, 5, 7, 8, 10]
def test_alternating_values():
assert list(islice(alternating_values(), 5)) == [False, True, False, True, False]
assert list(islice(alternating_values(True), 5)) == [True, False, True, False, True]
def test_random_values():
for _, v in zip(range(1000), random_values()):
assert 0 <= v <= 1