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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this file,
# You can obtain one at http://mozilla.org/MPL/2.0/.
import unittest
import sys
from cStringIO import StringIO
sys.path.insert(0, "..")
import hosts
class HostsTest(unittest.TestCase):
def do_test(self, input, expected):
host_file = hosts.HostsFile.from_file(StringIO(input))
self.assertEquals(host_file.to_string(), expected)
def test_simple(self):
self.do_test("""127.0.0.1 \tlocalhost alias # comment
# Another comment""",
"""127.0.0.1 localhost alias # comment
# Another comment
""")
def test_blank_lines(self):
self.do_test("""127.0.0.1 \tlocalhost alias # comment
\r
\t
# Another comment""",
"""127.0.0.1 localhost alias # comment
# Another comment
""")
def test_whitespace(self):
self.do_test(""" \t127.0.0.1 \tlocalhost alias # comment \r
\t# Another comment""",
"""127.0.0.1 localhost alias # comment
# Another comment
""")
def test_alignment(self):
self.do_test("""127.0.0.1 \tlocalhost alias
192.168.1.1 another_host another_alias
""","""127.0.0.1 localhost alias
192.168.1.1 another_host another_alias
"""
)
def test_multiple_same_name(self):
# The semantics are that we overwrite earlier entries with the same name
self.do_test("""127.0.0.1 \tlocalhost alias
192.168.1.1 localhost another_alias""","""192.168.1.1 localhost another_alias
"""
)
if __name__ == "__main__":
unittest.main()
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