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-rw-r--r--Lib/test/coding20731.py4
-rw-r--r--Lib/test/test_coding.py9
2 files changed, 12 insertions, 1 deletions
diff --git a/Lib/test/coding20731.py b/Lib/test/coding20731.py
new file mode 100644
index 0000000..ca4962e
--- /dev/null
+++ b/Lib/test/coding20731.py
@@ -0,0 +1,4 @@
+#coding:latin1
+
+
+
diff --git a/Lib/test/test_coding.py b/Lib/test/test_coding.py
index 989c7a8..7606767 100644
--- a/Lib/test/test_coding.py
+++ b/Lib/test/test_coding.py
@@ -1,6 +1,6 @@
import unittest
from test.support import TESTFN, unlink, unload
-import importlib, os, sys
+import importlib, os, sys, subprocess
class CodingTest(unittest.TestCase):
def test_bad_coding(self):
@@ -58,6 +58,13 @@ class CodingTest(unittest.TestCase):
self.assertTrue(c.exception.args[0].startswith(expected),
msg=c.exception.args[0])
+ def test_20731(self):
+ sub = subprocess.Popen([sys.executable,
+ os.path.join(os.path.dirname(__file__),
+ 'coding20731.py')],
+ stderr=subprocess.PIPE)
+ err = sub.communicate()[1]
+ self.assertEquals(err, b'')
if __name__ == "__main__":
unittest.main()