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"""
Tests for uu module.
Nick Mathewson
"""
from test_support import verify, TestFailed, verbose, TESTFN
import sys, os
import uu
from StringIO import StringIO
teststr = "The smooth-scaled python crept over the sleeping dog\n"
expected = """\
M5&AE('-M;V]T:\"US8V%L960@<'ET:&]N(&-R97!T(&]V97(@=&AE('-L965P
(:6YG(&1O9PH """
encoded1 = "begin 666 t1\n"+expected+"\n \nend\n"
if verbose:
print '1. encode file->file'
inp = StringIO(teststr)
out = StringIO()
uu.encode(inp, out, "t1")
verify(out.getvalue() == encoded1)
inp = StringIO(teststr)
out = StringIO()
uu.encode(inp, out, "t1", 0644)
verify(out.getvalue() == "begin 644 t1\n"+expected+"\n \nend\n")
if verbose:
print '2. decode file->file'
inp = StringIO(encoded1)
out = StringIO()
uu.decode(inp, out)
verify(out.getvalue() == teststr)
inp = StringIO("""UUencoded files may contain many lines,
even some that have 'begin' in them.\n"""+encoded1)
out = StringIO()
uu.decode(inp, out)
verify(out.getvalue() == teststr)
stdinsave = sys.stdin
stdoutsave = sys.stdout
try:
if verbose:
print '3. encode stdin->stdout'
sys.stdin = StringIO(teststr)
sys.stdout = StringIO()
uu.encode("-", "-", "t1", 0666)
verify(sys.stdout.getvalue() == encoded1)
if verbose:
print >>stdoutsave, '4. decode stdin->stdout'
sys.stdin = StringIO(encoded1)
sys.stdout = StringIO()
uu.decode("-", "-")
verify(sys.stdout.getvalue() == teststr)
finally:
sys.stdin = stdinsave
sys.stdout = stdoutsave
if verbose:
print '5. encode file->file'
tmpIn = TESTFN + "i"
tmpOut = TESTFN + "o"
try:
fin = open(tmpIn, 'w')
fin.write(teststr)
fin.close()
fin = open(tmpIn, 'r')
fout = open(tmpOut, 'w')
uu.encode(fin, fout, tmpIn, mode=0644)
fin.close()
fout.close()
fout = open(tmpOut, 'r')
s = fout.read()
fout.close()
verify(s == 'begin 644 ' + tmpIn + '\n' + expected + '\n \nend\n')
os.unlink(tmpIn)
if verbose:
print '6. decode file-> file'
uu.decode(tmpOut)
fin = open(tmpIn, 'r')
s = fin.read()
fin.close()
verify(s == teststr)
# XXX is there an xp way to verify the mode?
finally:
try:
fin.close()
except:
pass
try:
fout.close()
except:
pass
try:
os.unlink(tmpIn)
except:
pass
try:
os.unlink(tmpOut)
except:
pass
if verbose:
print '7. error: truncated input'
inp = StringIO("begin 644 t1\n"+expected)
out = StringIO()
try:
uu.decode(inp, out)
raise TestFailed("No exception thrown")
except uu.Error, e:
verify(str(e) == 'Truncated input file')
if verbose:
print '8. error: missing begin'
inp = StringIO("")
out = StringIO()
try:
uu.decode(inp, out)
raise TestFailed("No exception thrown")
except uu.Error, e:
verify(str(e) == 'No valid begin line found in input file')
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