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-rw-r--r--Lib/test/string_tests.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/test/string_tests.py b/Lib/test/string_tests.py
index a071f20089..f2d685329e 100644
--- a/Lib/test/string_tests.py
+++ b/Lib/test/string_tests.py
@@ -202,6 +202,10 @@ def run_method_tests(test):
test('replace', 'one!two!three!', 'one@two@three@', '!', '@')
test('replace', 'one!two!three!', 'one!two!three!', 'x', '@')
test('replace', 'one!two!three!', 'one!two!three!', 'x', '@', 2)
+ test('replace', 'abc', '-a-b-c-', '', '-')
+ test('replace', 'abc', '-a-b-c', '', '-', 3)
+ test('replace', 'abc', 'abc', '', '-', 0)
+ test('replace', '', '', '', '')
# Next three for SF bug 422088: [OSF1 alpha] string.replace(); died with
# MemoryError due to empty result (platform malloc issue when requesting
# 0 bytes).