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"""Tests that the pytest plugin properly provides the "fs" fixture"""
import os
import tempfile
from pyfakefs.fake_filesystem_unittest import Pause
def test_fs_fixture(fs):
fs.create_file('/var/data/xx1.txt')
assert os.path.exists('/var/data/xx1.txt')
def test_fs_fixture_alias(fake_filesystem):
fake_filesystem.create_file('/var/data/xx1.txt')
assert os.path.exists('/var/data/xx1.txt')
def test_both_fixtures(fs, fake_filesystem):
fake_filesystem.create_file('/var/data/xx1.txt')
fs.create_file('/var/data/xx2.txt')
assert os.path.exists('/var/data/xx1.txt')
assert os.path.exists('/var/data/xx2.txt')
assert fs == fake_filesystem
def test_pause_resume(fs):
fake_temp_file = tempfile.NamedTemporaryFile()
assert fs.exists(fake_temp_file.name)
assert os.path.exists(fake_temp_file.name)
fs.pause()
assert fs.exists(fake_temp_file.name)
assert not os.path.exists(fake_temp_file.name)
real_temp_file = tempfile.NamedTemporaryFile()
assert not fs.exists(real_temp_file.name)
assert os.path.exists(real_temp_file.name)
fs.resume()
assert not os.path.exists(real_temp_file.name)
assert os.path.exists(fake_temp_file.name)
def test_pause_resume_contextmanager(fs):
fake_temp_file = tempfile.NamedTemporaryFile()
assert fs.exists(fake_temp_file.name)
assert os.path.exists(fake_temp_file.name)
with Pause(fs):
assert fs.exists(fake_temp_file.name)
assert not os.path.exists(fake_temp_file.name)
real_temp_file = tempfile.NamedTemporaryFile()
assert not fs.exists(real_temp_file.name)
assert os.path.exists(real_temp_file.name)
assert not os.path.exists(real_temp_file.name)
assert os.path.exists(fake_temp_file.name)
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