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import unittest
import mozunit
from mozfile import NamedTemporaryFile
from six import StringIO
from mozbuild.preprocessor import Preprocessor
class TestLineEndings(unittest.TestCase):
"""
Unit tests for the Context class
"""
def setUp(self):
self.pp = Preprocessor()
self.pp.out = StringIO()
self.f = NamedTemporaryFile(mode="wb")
def tearDown(self):
self.f.close()
def createFile(self, lineendings):
for line, ending in zip([b"a", b"#literal b", b"c"], lineendings):
self.f.write(line + ending)
self.f.flush()
def testMac(self):
self.createFile([b"\x0D"] * 3)
self.pp.do_include(self.f.name)
self.assertEqual(self.pp.out.getvalue(), "a\nb\nc\n")
def testUnix(self):
self.createFile([b"\x0A"] * 3)
self.pp.do_include(self.f.name)
self.assertEqual(self.pp.out.getvalue(), "a\nb\nc\n")
def testWindows(self):
self.createFile([b"\x0D\x0A"] * 3)
self.pp.do_include(self.f.name)
self.assertEqual(self.pp.out.getvalue(), "a\nb\nc\n")
if __name__ == "__main__":
mozunit.main()
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