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authorVictor Stinner <victor.stinner@haypocalc.com>2010-05-22 02:17:42 (GMT)
committerVictor Stinner <victor.stinner@haypocalc.com>2010-05-22 02:17:42 (GMT)
commit37b8200608c8c78b45d41b032aed4f9d9e5c8151 (patch)
treed659321e3f5141e44074a37baae7d9087f159939 /Lib/test
parentc52eeab0620628e329aa5979529f15722dbc9e81 (diff)
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Merged revisions 81461 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r81461 | victor.stinner | 2010-05-22 04:16:27 +0200 (sam., 22 mai 2010) | 10 lines Merged revisions 81459 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r81459 | victor.stinner | 2010-05-22 04:11:07 +0200 (sam., 22 mai 2010) | 3 lines Issue #6268: Fix seek() method of codecs.open(), don't read the BOM twice after seek(0) ........ ................
Diffstat (limited to 'Lib/test')
-rw-r--r--Lib/test/test_codecs.py21
1 files changed, 21 insertions, 0 deletions
diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py
index 227e375..1316572 100644
--- a/Lib/test/test_codecs.py
+++ b/Lib/test/test_codecs.py
@@ -1592,6 +1592,26 @@ class SurrogateEscapeTest(unittest.TestCase):
b"\xe4\xeb\xef\xf6\xfc")
+class BomTest(unittest.TestCase):
+ def test_seek0(self):
+ data = "1234567890"
+ tests = ("utf-16",
+ "utf-16-le",
+ "utf-16-be",
+ "utf-32",
+ "utf-32-le",
+ "utf-32-be")
+ for encoding in tests:
+ with codecs.open('foo', 'w+', encoding=encoding) as f:
+ # Check if the BOM is written only once
+ f.write(data)
+ f.write(data)
+ f.seek(0)
+ self.assertEquals(f.read(), data * 2)
+ f.seek(0)
+ self.assertEquals(f.read(), data * 2)
+
+
def test_main():
support.run_unittest(
UTF32Test,
@@ -1619,6 +1639,7 @@ def test_main():
WithStmtTest,
TypesTest,
SurrogateEscapeTest,
+ BomTest,
)