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-rw-r--r--test/test_testing.py8
1 files changed, 8 insertions, 0 deletions
diff --git a/test/test_testing.py b/test/test_testing.py
index 1cae9310..67f4412c 100644
--- a/test/test_testing.py
+++ b/test/test_testing.py
@@ -109,3 +109,11 @@ class CoverageTestTest(CoverageTest):
# A deeper directory
self.make_file("sub/deeper/evenmore/third.txt")
self.assertEqual(open("sub/deeper/evenmore/third.txt").read(), "")
+
+ def test_make_file_newline(self):
+ self.make_file("unix.txt", "Hello\n")
+ self.assertEqual(open("unix.txt", "rb").read().decode('ascii'), "Hello\n")
+ self.make_file("dos.txt", "Hello\n", newline="\r\n")
+ self.assertEqual(open("dos.txt", "rb").read().decode('ascii'), "Hello\r\n")
+ self.make_file("mac.txt", "Hello\n", newline="\r")
+ self.assertEqual(open("mac.txt", "rb").read().decode('ascii'), "Hello\r")