sapling/eden/integration/sed_test.py
Lukasz Langa deee232d74 Upgrade to 18.5b1
Summary: Mostly empty lines removed and added.  A few bugfixes on excessive line splitting.

Reviewed By: cooperlees

Differential Revision: D8198776

fbshipit-source-id: 4361faf4a2b9347d57fb6e1342c494575f2beb67
2018-05-30 01:11:47 -07:00

43 lines
1.3 KiB
Python

#!/usr/bin/env python3
#
# Copyright (c) 2016-present, Facebook, Inc.
# All rights reserved.
#
# This source code is licensed under the BSD-style license found in the
# LICENSE file in the root directory of this source tree. An additional grant
# of patent rights can be found in the PATENTS file in the same directory.
import os
import stat
import subprocess
from .lib import testcase
@testcase.eden_repo_test
class SedTest(testcase.EdenRepoTest):
def populate_repo(self) -> None:
self.repo.write_file("hello", "hola\n")
self.repo.commit("Initial commit.")
def test_sed(self) -> None:
filename = os.path.join(self.mount, "sedme")
with open(filename, "w") as f:
f.write("foo\n")
before_st = os.lstat(filename)
self.assertTrue(stat.S_ISREG(before_st.st_mode))
subprocess.check_call(["sed", "-i", "-e", "s/foo/bar/", filename])
after_st = os.lstat(filename)
self.assertNotEqual(
after_st.st_ino, before_st.st_ino, msg="renamed file has a new inode number"
)
self.assertEqual(4, after_st.st_size)
with open(filename, "r") as f:
file_st = os.fstat(f.fileno())
self.assertEqual(after_st.st_ino, file_st.st_ino)
self.assertEqual("bar\n", f.read())