Unittests for mhlib, by Nick Mathewson.
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Guido van Rossum
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"""
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Tests for the mhlib module
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Nick Mathewson
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"""
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### BUG: This suite doesn't currently test the mime functionality of
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### mhlib. It should.
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import unittest
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from test_support import run_unittest, TESTFN
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import os, StringIO
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import mhlib
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_mhroot = TESTFN+"_MH"
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_mhpath = os.path.join(_mhroot, "MH")
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_mhprofile = os.path.join(_mhroot, ".mh_profile")
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def normF(f):
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return os.path.join(*f.split('/'))
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def writeFile(fname, contents):
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dir = os.path.split(fname)[0]
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if dir and not os.path.exists(dir):
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mkdirs(dir)
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f = open(fname, 'w')
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f.write(contents)
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f.close()
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def readFile(fname):
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f = open(fname)
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r = f.read()
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f.close()
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return r
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def writeProfile(dict):
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contents = [ "%s: %s\n" % (k, v) for k, v in dict.iteritems() ]
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writeFile(_mhprofile, "".join(contents))
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def writeContext(folder):
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folder = normF(folder)
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writeFile(os.path.join(_mhpath, "context"),
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"Current-Folder: %s\n" % folder)
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def writeCurMessage(folder, cur):
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folder = normF(folder)
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writeFile(os.path.join(_mhpath, folder, ".mh_sequences"),
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"cur: %s\n"%cur)
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def writeMessage(folder, n, headers, body):
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folder = normF(folder)
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headers = "".join([ "%s: %s\n" % (k, v) for k, v in headers.iteritems() ])
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contents = "%s\n%s\n" % (headers,body)
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mkdirs(os.path.join(_mhpath, folder))
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writeFile(os.path.join(_mhpath, folder, str(n)), contents)
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def getMH():
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return mhlib.MH(os.path.abspath(_mhpath), _mhprofile)
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def sortLines(s):
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lines = s.split("\n")
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lines = [ line.strip() for line in lines if len(line) >= 2 ]
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lines.sort()
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return lines
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# These next 2 functions are copied from test_glob.py.
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def mkdirs(fname):
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if os.path.exists(fname) or fname == '':
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return
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base, file = os.path.split(fname)
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mkdirs(base)
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os.mkdir(fname)
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def deltree(fname):
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if not os.path.exists(fname):
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return
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for f in os.listdir(fname):
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fullname = os.path.join(fname, f)
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if os.path.isdir(fullname):
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deltree(fullname)
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else:
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try:
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os.unlink(fullname)
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except:
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pass
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try:
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os.rmdir(fname)
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except:
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pass
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class MhlibTests(unittest.TestCase):
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def setUp(self):
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deltree(_mhroot)
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mkdirs(_mhpath)
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writeProfile({'Path' : os.path.abspath(_mhpath),
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'Editor': 'emacs',
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'ignored-attribute': 'camping holiday'})
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# Note: These headers aren't really conformant to RFC822, but
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# mhlib shouldn't care about that.
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# An inbox with a couple of messages.
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writeMessage('inbox', 1,
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{'From': 'Mrs. Premise',
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'To': 'Mrs. Conclusion',
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'Date': '18 July 2001'}, "Hullo, Mrs. Conclusion!\n")
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writeMessage('inbox', 2,
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{'From': 'Mrs. Conclusion',
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'To': 'Mrs. Premise',
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'Date': '29 July 2001'}, "Hullo, Mrs. Premise!\n")
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# A folder with many messages
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for i in range(5, 101)+range(101, 201, 2):
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writeMessage('wide', i,
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{'From': 'nowhere', 'Subject': 'message #%s' % i},
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"This is message number %s\n" % i)
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# A deeply nested folder
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def deep(folder, n):
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writeMessage(folder, n,
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{'Subject': 'Message %s/%s' % (folder, n) },
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"This is message number %s in %s\n" % (n, folder) )
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deep('deep/f1', 1)
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deep('deep/f1', 2)
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deep('deep/f1', 3)
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deep('deep/f2', 4)
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deep('deep/f2', 6)
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deep('deep', 3)
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deep('deep/f2/f3', 1)
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deep('deep/f2/f3', 2)
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def tearDown(self):
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deltree(_mhroot)
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def test_basic(self):
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writeContext('inbox')
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writeCurMessage('inbox', 2)
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mh = getMH()
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eq = self.assertEquals
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eq(mh.getprofile('Editor'), 'emacs')
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eq(mh.getprofile('not-set'), None)
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eq(mh.getpath(), os.path.abspath(_mhpath))
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eq(mh.getcontext(), 'inbox')
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mh.setcontext('wide')
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eq(mh.getcontext(), 'wide')
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eq(readFile(os.path.join(_mhpath, 'context')),
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"Current-Folder: wide\n")
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mh.setcontext('inbox')
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inbox = mh.openfolder('inbox')
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eq(inbox.getfullname(),
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os.path.join(os.path.abspath(_mhpath), 'inbox'))
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eq(inbox.getsequencesfilename(),
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os.path.join(os.path.abspath(_mhpath), 'inbox', '.mh_sequences'))
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eq(inbox.getmessagefilename(1),
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os.path.join(os.path.abspath(_mhpath), 'inbox', '1'))
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def test_listfolders(self):
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mh = getMH()
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eq = self.assertEquals
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folders = mh.listfolders()
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folders.sort()
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eq(folders, ['deep', 'inbox', 'wide'])
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folders = mh.listallfolders()
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folders.sort()
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eq(folders, map(normF, ['deep', 'deep/f1', 'deep/f2', 'deep/f2/f3',
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'inbox', 'wide']))
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folders = mh.listsubfolders('deep')
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folders.sort()
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eq(folders, map(normF, ['deep/f1', 'deep/f2']))
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folders = mh.listallsubfolders('deep')
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folders.sort()
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eq(folders, map(normF, ['deep/f1', 'deep/f2', 'deep/f2/f3']))
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eq(mh.listsubfolders(normF('deep/f2')), [normF('deep/f2/f3')])
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eq(mh.listsubfolders('inbox'), [])
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eq(mh.listallsubfolders('inbox'), [])
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def test_sequence(self):
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mh = getMH()
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eq = self.assertEquals
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writeCurMessage('wide', 55)
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f = mh.openfolder('wide')
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all = f.listmessages()
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eq(all, range(5, 101)+range(101, 201, 2))
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eq(f.getcurrent(), 55)
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f.setcurrent(99)
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eq(readFile(os.path.join(_mhpath, 'wide', '.mh_sequences')),
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'cur: 99\n')
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def seqeq(seq, val):
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eq(f.parsesequence(seq), val)
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seqeq('5-55', range(5, 56))
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seqeq('90-108', range(90, 101)+range(101, 109, 2))
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seqeq('90-108', range(90, 101)+range(101, 109, 2))
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seqeq('10:10', range(10, 20))
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seqeq('10:+10', range(10, 20))
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seqeq('101:10', range(101, 121, 2))
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seqeq('cur', [99])
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seqeq('.', [99])
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seqeq('prev', [98])
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seqeq('next', [100])
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seqeq('cur:-3', [97, 98, 99])
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seqeq('first-cur', range(5, 100))
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seqeq('150-last', range(151, 201, 2))
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seqeq('prev-next', [98, 99, 100])
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lowprimes = [5, 7, 11, 13, 17, 19, 23, 29]
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lowcompos = [x for x in range(5, 31) if not x in lowprimes ]
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f.putsequences({'cur': [5],
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'lowprime': lowprimes,
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'lowcompos': lowcompos})
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seqs = readFile(os.path.join(_mhpath, 'wide', '.mh_sequences'))
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seqs = sortLines(seqs)
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eq(seqs, ["cur: 5",
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"lowcompos: 6 8-10 12 14-16 18 20-22 24-28 30",
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"lowprime: 5 7 11 13 17 19 23 29"])
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seqeq('lowprime', lowprimes)
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seqeq('lowprime:1', [5])
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seqeq('lowprime:2', [5, 7])
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seqeq('lowprime:-2', [23, 29])
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## Not supported
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#seqeq('lowprime:first', [5])
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#seqeq('lowprime:last', [29])
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#seqeq('lowprime:prev', [29])
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#seqeq('lowprime:next', [29])
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def test_modify(self):
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mh = getMH()
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eq = self.assertEquals
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mh.makefolder("dummy1")
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self.assert_("dummy1" in mh.listfolders())
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path = os.path.join(_mhpath, "dummy1")
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self.assert_(os.path.exists(path))
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f = mh.openfolder('dummy1')
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def create(n):
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msg = "From: foo\nSubject: %s\n\nDummy Message %s\n" % (n,n)
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f.createmessage(n, StringIO.StringIO(msg))
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create(7)
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create(8)
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create(9)
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eq(readFile(f.getmessagefilename(9)),
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"From: foo\nSubject: 9\n\nDummy Message 9\n")
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eq(f.listmessages(), [7, 8, 9])
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files = os.listdir(path)
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files.sort()
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eq(files, ['7', '8', '9'])
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f.removemessages(['7', '8'])
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files = os.listdir(path)
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files.sort()
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eq(files, [',7', ',8', '9'])
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eq(f.listmessages(), [9])
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create(10)
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create(11)
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create(12)
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mh.makefolder("dummy2")
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f2 = mh.openfolder("dummy2")
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eq(f2.listmessages(), [])
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f.movemessage(10, f2, 3)
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f.movemessage(11, f2, 5)
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eq(f.listmessages(), [9, 12])
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eq(f2.listmessages(), [3, 5])
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eq(readFile(f2.getmessagefilename(3)),
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"From: foo\nSubject: 10\n\nDummy Message 10\n")
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f.copymessage(9, f2, 4)
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eq(f.listmessages(), [9, 12])
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eq(readFile(f2.getmessagefilename(4)),
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"From: foo\nSubject: 9\n\nDummy Message 9\n")
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f.refilemessages([9, 12], f2)
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eq(f.listmessages(), [])
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eq(f2.listmessages(), [3, 4, 5, 6, 7])
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eq(readFile(f2.getmessagefilename(7)),
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"From: foo\nSubject: 12\n\nDummy Message 12\n")
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# XXX This should check that _copysequences does the right thing.
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mh.deletefolder('dummy1')
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mh.deletefolder('dummy2')
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self.assert_('dummy1' not in mh.listfolders())
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self.assert_(not os.path.exists(path))
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def test_read(self):
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mh = getMH()
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eq = self.assertEquals
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f = mh.openfolder('inbox')
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msg = f.openmessage(1)
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# Check some basic stuff from rfc822
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eq(msg.getheader('From'), "Mrs. Premise")
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eq(msg.getheader('To'), "Mrs. Conclusion")
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# Okay, we have the right message. Let's check the stuff from
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# mhlib.
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lines = sortLines(msg.getheadertext())
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eq(lines, ["Date: 18 July 2001",
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"From: Mrs. Premise",
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"To: Mrs. Conclusion"])
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lines = sortLines(msg.getheadertext(lambda h: len(h)==4))
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eq(lines, ["Date: 18 July 2001",
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"From: Mrs. Premise"])
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eq(msg.getbodytext(), "Hullo, Mrs. Conclusion!\n\n")
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eq(msg.getbodytext(0), "Hullo, Mrs. Conclusion!\n\n")
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# XXXX there should be a better way to reclaim the file handle
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msg.fp.close()
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del msg
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run_unittest(MhlibTests)
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