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3b0a3293c3
Weinberg). This changes all uses of deprecated tempfile functions to the recommended ones.
157 lines
3.7 KiB
Python
157 lines
3.7 KiB
Python
"""
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Tests for uu module.
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Nick Mathewson
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"""
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from test.test_support import verify, TestFailed, verbose, TESTFN
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import sys, os
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import uu
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from StringIO import StringIO
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teststr = "The smooth-scaled python crept over the sleeping dog\n"
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expected = """\
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M5&AE('-M;V]T:\"US8V%L960@<'ET:&]N(&-R97!T(&]V97(@=&AE('-L965P
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(:6YG(&1O9PH """
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encoded1 = "begin 666 t1\n"+expected+"\n \nend\n"
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if verbose:
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print '1. encode file->file'
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inp = StringIO(teststr)
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out = StringIO()
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uu.encode(inp, out, "t1")
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verify(out.getvalue() == encoded1)
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inp = StringIO(teststr)
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out = StringIO()
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uu.encode(inp, out, "t1", 0644)
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verify(out.getvalue() == "begin 644 t1\n"+expected+"\n \nend\n")
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if verbose:
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print '2. decode file->file'
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inp = StringIO(encoded1)
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out = StringIO()
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uu.decode(inp, out)
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verify(out.getvalue() == teststr)
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inp = StringIO("""UUencoded files may contain many lines,
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even some that have 'begin' in them.\n"""+encoded1)
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out = StringIO()
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uu.decode(inp, out)
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verify(out.getvalue() == teststr)
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stdinsave = sys.stdin
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stdoutsave = sys.stdout
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try:
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if verbose:
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print '3. encode stdin->stdout'
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sys.stdin = StringIO(teststr)
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sys.stdout = StringIO()
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uu.encode("-", "-", "t1", 0666)
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verify(sys.stdout.getvalue() == encoded1)
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if verbose:
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print >>stdoutsave, '4. decode stdin->stdout'
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sys.stdin = StringIO(encoded1)
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sys.stdout = StringIO()
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uu.decode("-", "-")
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verify(sys.stdout.getvalue() == teststr)
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finally:
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sys.stdin = stdinsave
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sys.stdout = stdoutsave
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if verbose:
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print '5. encode file->file'
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tmpIn = TESTFN + "i"
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tmpOut = TESTFN + "o"
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try:
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fin = open(tmpIn, 'wb')
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fin.write(teststr)
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fin.close()
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fin = open(tmpIn, 'rb')
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fout = open(tmpOut, 'w')
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uu.encode(fin, fout, tmpIn, mode=0644)
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fin.close()
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fout.close()
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fout = open(tmpOut, 'r')
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s = fout.read()
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fout.close()
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verify(s == 'begin 644 ' + tmpIn + '\n' + expected + '\n \nend\n')
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os.unlink(tmpIn)
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if verbose:
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print '6. decode file-> file'
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uu.decode(tmpOut)
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fin = open(tmpIn, 'rb')
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s = fin.read()
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fin.close()
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verify(s == teststr)
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# XXX is there an xp way to verify the mode?
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finally:
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try:
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fin.close()
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except:
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pass
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try:
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fout.close()
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except:
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pass
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try:
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os.unlink(tmpIn)
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except:
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pass
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try:
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os.unlink(tmpOut)
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except:
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pass
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if verbose:
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print '7. error: truncated input'
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inp = StringIO("begin 644 t1\n"+expected)
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out = StringIO()
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try:
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uu.decode(inp, out)
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raise TestFailed("No exception thrown")
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except uu.Error, e:
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verify(str(e) == 'Truncated input file')
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if verbose:
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print '8. error: missing begin'
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inp = StringIO("")
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out = StringIO()
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try:
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uu.decode(inp, out)
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raise TestFailed("No exception thrown")
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except uu.Error, e:
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verify(str(e) == 'No valid begin line found in input file')
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# Test to verify that decode() will refuse to overwrite an existing file
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outfile = TESTFN + "out"
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inp = StringIO('Here is a message to be uuencoded')
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out = StringIO()
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uu.encode(inp, out, outfile)
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out.seek(0)
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try:
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if verbose:
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print '9. decode w/file not exists is okay'
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uu.decode(out)
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if not os.path.exists(outfile):
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raise TestFailed('uudecode w/ out_file=None failed')
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fp = open(outfile)
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data = fp.read()
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fp.close()
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if data <> inp.getvalue():
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raise TestFailed('uudecode stored something weird')
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# Try to write it again, which should cause a failure
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if verbose:
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print '10. uudecode w/file exists fails'
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out.seek(0)
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try:
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uu.decode(out)
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except uu.Error:
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pass
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else:
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raise TestFailed('expected to get a "file exists" error')
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finally:
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try:
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os.unlink(outfile)
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except OSError:
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pass
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