From 36a59b4a08ec297d0caabd5ff60375f6fd1d236f Mon Sep 17 00:00:00 2001
From: Neal Norwitz <nnorwitz@gmail.com>
Date: Thu, 10 Apr 2008 05:46:39 +0000
Subject: [PATCH] Remove the test file before writing it in case there is no
 write permission. This might help fix some of the failures on Windows
 box(es).  It doesn't hurt either way and ensure the tests are a little more
 self contained (ie have less assumptions).

---
 Lib/test/test_array.py | 1 +
 Lib/test/test_deque.py | 2 ++
 Lib/test/test_gzip.py  | 7 ++-----
 Lib/test/test_uu.py    | 2 ++
 4 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/Lib/test/test_array.py b/Lib/test/test_array.py
index a54594a450c..b11c9d601cc 100755
--- a/Lib/test/test_array.py
+++ b/Lib/test/test_array.py
@@ -163,6 +163,7 @@ class BaseTest(unittest.TestCase):
         a = array.array(self.typecode, 2*self.example)
         self.assertRaises(TypeError, a.tofile)
         self.assertRaises(TypeError, a.tofile, cStringIO.StringIO())
+        test_support.unlink(test_support.TESTFN)
         f = open(test_support.TESTFN, 'wb')
         try:
             a.tofile(f)
diff --git a/Lib/test/test_deque.py b/Lib/test/test_deque.py
index a185f78dba7..0b751d865cf 100644
--- a/Lib/test/test_deque.py
+++ b/Lib/test/test_deque.py
@@ -63,6 +63,7 @@ class TestBasic(unittest.TestCase):
         self.assertEqual(list(d), range(7, 10))
         d = deque(xrange(200), maxlen=10)
         d.append(d)
+        test_support.unlink(test_support.TESTFN)
         fo = open(test_support.TESTFN, "wb")
         try:
             print >> fo, d,
@@ -281,6 +282,7 @@ class TestBasic(unittest.TestCase):
     def test_print(self):
         d = deque(xrange(200))
         d.append(d)
+        test_support.unlink(test_support.TESTFN)
         fo = open(test_support.TESTFN, "wb")
         try:
             print >> fo, d,
diff --git a/Lib/test/test_gzip.py b/Lib/test/test_gzip.py
index 1704a60dc82..a1a267e9914 100644
--- a/Lib/test/test_gzip.py
+++ b/Lib/test/test_gzip.py
@@ -25,13 +25,10 @@ class TestGzip(unittest.TestCase):
     filename = test_support.TESTFN
 
     def setUp (self):
-        pass
+        test_support.unlink(self.filename)
 
     def tearDown (self):
-        try:
-            os.unlink(self.filename)
-        except os.error:
-            pass
+        test_support.unlink(self.filename)
 
 
     def test_write (self):
diff --git a/Lib/test/test_uu.py b/Lib/test/test_uu.py
index 346cfb2ced0..25d9b608b25 100644
--- a/Lib/test/test_uu.py
+++ b/Lib/test/test_uu.py
@@ -114,6 +114,7 @@ class UUFileTest(unittest.TestCase):
     def test_encode(self):
         fin = fout = None
         try:
+            test_support.unlink(self.tmpin)
             fin = open(self.tmpin, 'wb')
             fin.write(plaintext)
             fin.close()
@@ -143,6 +144,7 @@ class UUFileTest(unittest.TestCase):
     def test_decode(self):
         f = None
         try:
+            test_support.unlink(self.tmpin)
             f = open(self.tmpin, 'w')
             f.write(encodedtextwrapped % (0644, self.tmpout))
             f.close()