mirror of https://github.com/python/cpython
479 lines
15 KiB
Python
479 lines
15 KiB
Python
"""
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TestCases for DB.associate.
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"""
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import sys, os, string
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import tempfile
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import time
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from pprint import pprint
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try:
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from threading import Thread, currentThread
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have_threads = 1
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except ImportError:
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have_threads = 0
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import unittest
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from .test_all import verbose
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try:
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# For Pythons w/distutils pybsddb
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from bsddb3 import db, dbshelve
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except ImportError:
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# For Python 2.3
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from bsddb import db, dbshelve
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#----------------------------------------------------------------------
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musicdata = {
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1 : ("Bad English", "The Price Of Love", "Rock"),
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2 : ("DNA featuring Suzanne Vega", "Tom's Diner", "Rock"),
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3 : ("George Michael", "Praying For Time", "Rock"),
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4 : ("Gloria Estefan", "Here We Are", "Rock"),
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5 : ("Linda Ronstadt", "Don't Know Much", "Rock"),
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6 : ("Michael Bolton", "How Am I Supposed To Live Without You", "Blues"),
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7 : ("Paul Young", "Oh Girl", "Rock"),
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8 : ("Paula Abdul", "Opposites Attract", "Rock"),
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9 : ("Richard Marx", "Should've Known Better", "Rock"),
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10: ("Rod Stewart", "Forever Young", "Rock"),
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11: ("Roxette", "Dangerous", "Rock"),
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12: ("Sheena Easton", "The Lover In Me", "Rock"),
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13: ("Sinead O'Connor", "Nothing Compares 2 U", "Rock"),
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14: ("Stevie B.", "Because I Love You", "Rock"),
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15: ("Taylor Dayne", "Love Will Lead You Back", "Rock"),
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16: ("The Bangles", "Eternal Flame", "Rock"),
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17: ("Wilson Phillips", "Release Me", "Rock"),
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18: ("Billy Joel", "Blonde Over Blue", "Rock"),
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19: ("Billy Joel", "Famous Last Words", "Rock"),
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20: ("Billy Joel", "Lullabye (Goodnight, My Angel)", "Rock"),
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21: ("Billy Joel", "The River Of Dreams", "Rock"),
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22: ("Billy Joel", "Two Thousand Years", "Rock"),
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23: ("Janet Jackson", "Alright", "Rock"),
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24: ("Janet Jackson", "Black Cat", "Rock"),
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25: ("Janet Jackson", "Come Back To Me", "Rock"),
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26: ("Janet Jackson", "Escapade", "Rock"),
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27: ("Janet Jackson", "Love Will Never Do (Without You)", "Rock"),
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28: ("Janet Jackson", "Miss You Much", "Rock"),
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29: ("Janet Jackson", "Rhythm Nation", "Rock"),
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30: ("Janet Jackson", "State Of The World", "Rock"),
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31: ("Janet Jackson", "The Knowledge", "Rock"),
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32: ("Spyro Gyra", "End of Romanticism", "Jazz"),
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33: ("Spyro Gyra", "Heliopolis", "Jazz"),
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34: ("Spyro Gyra", "Jubilee", "Jazz"),
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35: ("Spyro Gyra", "Little Linda", "Jazz"),
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36: ("Spyro Gyra", "Morning Dance", "Jazz"),
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37: ("Spyro Gyra", "Song for Lorraine", "Jazz"),
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38: ("Yes", "Owner Of A Lonely Heart", "Rock"),
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39: ("Yes", "Rhythm Of Love", "Rock"),
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40: ("Cusco", "Dream Catcher", "New Age"),
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41: ("Cusco", "Geronimos Laughter", "New Age"),
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42: ("Cusco", "Ghost Dance", "New Age"),
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43: ("Blue Man Group", "Drumbone", "New Age"),
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44: ("Blue Man Group", "Endless Column", "New Age"),
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45: ("Blue Man Group", "Klein Mandelbrot", "New Age"),
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46: ("Kenny G", "Silhouette", "Jazz"),
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47: ("Sade", "Smooth Operator", "Jazz"),
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48: ("David Arkenstone", "Papillon (On The Wings Of The Butterfly)",
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"New Age"),
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49: ("David Arkenstone", "Stepping Stars", "New Age"),
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50: ("David Arkenstone", "Carnation Lily Lily Rose", "New Age"),
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51: ("David Lanz", "Behind The Waterfall", "New Age"),
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52: ("David Lanz", "Cristofori's Dream", "New Age"),
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53: ("David Lanz", "Heartsounds", "New Age"),
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54: ("David Lanz", "Leaves on the Seine", "New Age"),
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99: ("unknown artist", "Unnamed song", "Unknown"),
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}
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#----------------------------------------------------------------------
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class AssociateErrorTestCase(unittest.TestCase):
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def setUp(self):
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self.filename = self.__class__.__name__ + '.db'
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homeDir = os.path.join(os.path.dirname(sys.argv[0]), 'db_home')
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self.homeDir = homeDir
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try:
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os.mkdir(homeDir)
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except os.error:
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import glob
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files = glob.glob(os.path.join(self.homeDir, '*'))
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for file in files:
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os.remove(file)
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self.env = db.DBEnv()
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self.env.open(homeDir, db.DB_CREATE | db.DB_INIT_MPOOL)
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def tearDown(self):
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self.env.close()
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self.env = None
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import glob
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files = glob.glob(os.path.join(self.homeDir, '*'))
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for file in files:
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os.remove(file)
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def test00_associateDBError(self):
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if verbose:
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print '\n', '-=' * 30
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print "Running %s.test00_associateDBError..." % \
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self.__class__.__name__
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dupDB = db.DB(self.env)
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dupDB.set_flags(db.DB_DUP)
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dupDB.open(self.filename, "primary", db.DB_BTREE, db.DB_CREATE)
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secDB = db.DB(self.env)
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secDB.open(self.filename, "secondary", db.DB_BTREE, db.DB_CREATE)
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# dupDB has been configured to allow duplicates, it can't
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# associate with a secondary. BerkeleyDB will return an error.
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try:
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def f(a,b): return a+b
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dupDB.associate(secDB, f)
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except db.DBError:
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# good
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secDB.close()
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dupDB.close()
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else:
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secDB.close()
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dupDB.close()
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self.fail("DBError exception was expected")
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#----------------------------------------------------------------------
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class AssociateTestCase(unittest.TestCase):
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keytype = ''
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envFlags = 0
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dbFlags = 0
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def setUp(self):
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self.filename = self.__class__.__name__ + '.db'
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homeDir = os.path.join(os.path.dirname(sys.argv[0]), 'db_home')
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self.homeDir = homeDir
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try:
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os.mkdir(homeDir)
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except os.error:
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import glob
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files = glob.glob(os.path.join(self.homeDir, '*'))
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for file in files:
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os.remove(file)
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self.env = db.DBEnv()
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self.env.open(homeDir, db.DB_CREATE | db.DB_INIT_MPOOL |
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db.DB_INIT_LOCK | db.DB_THREAD | self.envFlags)
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def tearDown(self):
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self.closeDB()
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self.env.close()
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self.env = None
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import glob
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files = glob.glob(os.path.join(self.homeDir, '*'))
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for file in files:
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os.remove(file)
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def addDataToDB(self, d, txn=None):
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for key, value in musicdata.items():
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if type(self.keytype) == type(''):
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key = "%02d" % key
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d.put(key, string.join(value, '|'), txn=txn)
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def createDB(self, txn=None):
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self.cur = None
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self.secDB = None
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self.primary = db.DB(self.env)
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self.primary.set_get_returns_none(2)
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if db.version() >= (4, 1):
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self.primary.open(self.filename, "primary", self.dbtype,
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db.DB_CREATE | db.DB_THREAD | self.dbFlags, txn=txn)
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else:
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self.primary.open(self.filename, "primary", self.dbtype,
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db.DB_CREATE | db.DB_THREAD | self.dbFlags)
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def closeDB(self):
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if self.cur:
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self.cur.close()
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self.cur = None
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if self.secDB:
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self.secDB.close()
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self.secDB = None
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self.primary.close()
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self.primary = None
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def getDB(self):
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return self.primary
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def test01_associateWithDB(self):
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if verbose:
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print '\n', '-=' * 30
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print "Running %s.test01_associateWithDB..." % \
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self.__class__.__name__
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self.createDB()
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self.secDB = db.DB(self.env)
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self.secDB.set_flags(db.DB_DUP)
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self.secDB.set_get_returns_none(2)
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self.secDB.open(self.filename, "secondary", db.DB_BTREE,
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db.DB_CREATE | db.DB_THREAD | self.dbFlags)
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self.getDB().associate(self.secDB, self.getGenre)
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self.addDataToDB(self.getDB())
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self.finish_test(self.secDB)
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def test02_associateAfterDB(self):
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if verbose:
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print '\n', '-=' * 30
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print "Running %s.test02_associateAfterDB..." % \
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self.__class__.__name__
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self.createDB()
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self.addDataToDB(self.getDB())
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self.secDB = db.DB(self.env)
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self.secDB.set_flags(db.DB_DUP)
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self.secDB.open(self.filename, "secondary", db.DB_BTREE,
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db.DB_CREATE | db.DB_THREAD | self.dbFlags)
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# adding the DB_CREATE flag will cause it to index existing records
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self.getDB().associate(self.secDB, self.getGenre, db.DB_CREATE)
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self.finish_test(self.secDB)
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def finish_test(self, secDB, txn=None):
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# 'Blues' should not be in the secondary database
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vals = secDB.pget('Blues', txn=txn)
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assert vals == None, vals
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vals = secDB.pget('Unknown', txn=txn)
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assert vals[0] == 99 or vals[0] == '99', vals
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vals[1].index('Unknown')
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vals[1].index('Unnamed')
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vals[1].index('unknown')
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if verbose:
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print "Primary key traversal:"
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self.cur = self.getDB().cursor(txn)
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count = 0
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rec = self.cur.first()
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while rec is not None:
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if type(self.keytype) == type(''):
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assert string.atoi(rec[0]) # for primary db, key is a number
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else:
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assert rec[0] and type(rec[0]) == type(0)
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count = count + 1
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if verbose:
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print rec
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rec = self.cur.next()
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assert count == len(musicdata) # all items accounted for
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if verbose:
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print "Secondary key traversal:"
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self.cur = secDB.cursor(txn)
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count = 0
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# test cursor pget
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vals = self.cur.pget('Unknown', flags=db.DB_LAST)
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assert vals[1] == 99 or vals[1] == '99', vals
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assert vals[0] == 'Unknown'
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vals[2].index('Unknown')
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vals[2].index('Unnamed')
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vals[2].index('unknown')
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vals = self.cur.pget('Unknown', data='wrong value', flags=db.DB_GET_BOTH)
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assert vals == None, vals
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rec = self.cur.first()
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assert rec[0] == "Jazz"
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while rec is not None:
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count = count + 1
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if verbose:
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print rec
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rec = self.cur.next()
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# all items accounted for EXCEPT for 1 with "Blues" genre
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assert count == len(musicdata)-1
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self.cur = None
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def getGenre(self, priKey, priData):
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assert type(priData) == type("")
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if verbose:
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print 'getGenre key: %r data: %r' % (priKey, priData)
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genre = string.split(priData, '|')[2]
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if genre == 'Blues':
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return db.DB_DONOTINDEX
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else:
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return genre
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#----------------------------------------------------------------------
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class AssociateHashTestCase(AssociateTestCase):
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dbtype = db.DB_HASH
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class AssociateBTreeTestCase(AssociateTestCase):
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dbtype = db.DB_BTREE
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class AssociateRecnoTestCase(AssociateTestCase):
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dbtype = db.DB_RECNO
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keytype = 0
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#----------------------------------------------------------------------
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class AssociateBTreeTxnTestCase(AssociateBTreeTestCase):
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envFlags = db.DB_INIT_TXN
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dbFlags = 0
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def txn_finish_test(self, sDB, txn):
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try:
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self.finish_test(sDB, txn=txn)
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finally:
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if self.cur:
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self.cur.close()
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self.cur = None
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if txn:
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txn.commit()
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def test13_associate_in_transaction(self):
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if verbose:
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print '\n', '-=' * 30
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print "Running %s.test13_associateAutoCommit..." % \
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self.__class__.__name__
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txn = self.env.txn_begin()
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try:
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self.createDB(txn=txn)
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self.secDB = db.DB(self.env)
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self.secDB.set_flags(db.DB_DUP)
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self.secDB.set_get_returns_none(2)
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self.secDB.open(self.filename, "secondary", db.DB_BTREE,
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db.DB_CREATE | db.DB_THREAD, txn=txn)
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if db.version() >= (4,1):
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self.getDB().associate(self.secDB, self.getGenre, txn=txn)
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else:
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self.getDB().associate(self.secDB, self.getGenre)
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self.addDataToDB(self.getDB(), txn=txn)
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except:
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txn.abort()
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raise
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self.txn_finish_test(self.secDB, txn=txn)
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#----------------------------------------------------------------------
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class ShelveAssociateTestCase(AssociateTestCase):
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def createDB(self):
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self.primary = dbshelve.open(self.filename,
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dbname="primary",
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dbenv=self.env,
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filetype=self.dbtype)
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def addDataToDB(self, d):
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for key, value in musicdata.items():
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if type(self.keytype) == type(''):
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key = "%02d" % key
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d.put(key, value) # save the value as is this time
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def getGenre(self, priKey, priData):
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assert type(priData) == type(())
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if verbose:
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print 'getGenre key: %r data: %r' % (priKey, priData)
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genre = priData[2]
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if genre == 'Blues':
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return db.DB_DONOTINDEX
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else:
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return genre
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class ShelveAssociateHashTestCase(ShelveAssociateTestCase):
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dbtype = db.DB_HASH
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class ShelveAssociateBTreeTestCase(ShelveAssociateTestCase):
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dbtype = db.DB_BTREE
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class ShelveAssociateRecnoTestCase(ShelveAssociateTestCase):
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dbtype = db.DB_RECNO
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keytype = 0
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#----------------------------------------------------------------------
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class ThreadedAssociateTestCase(AssociateTestCase):
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def addDataToDB(self, d):
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t1 = Thread(target = self.writer1,
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args = (d, ))
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t2 = Thread(target = self.writer2,
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args = (d, ))
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t1.start()
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t2.start()
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t1.join()
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t2.join()
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def writer1(self, d):
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for key, value in musicdata.items():
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if type(self.keytype) == type(''):
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key = "%02d" % key
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d.put(key, string.join(value, '|'))
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def writer2(self, d):
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for x in range(100, 600):
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key = 'z%2d' % x
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value = [key] * 4
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d.put(key, string.join(value, '|'))
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class ThreadedAssociateHashTestCase(ShelveAssociateTestCase):
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dbtype = db.DB_HASH
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class ThreadedAssociateBTreeTestCase(ShelveAssociateTestCase):
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dbtype = db.DB_BTREE
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class ThreadedAssociateRecnoTestCase(ShelveAssociateTestCase):
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dbtype = db.DB_RECNO
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keytype = 0
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#----------------------------------------------------------------------
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def test_suite():
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suite = unittest.TestSuite()
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if db.version() >= (3, 3, 11):
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suite.addTest(unittest.makeSuite(AssociateErrorTestCase))
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suite.addTest(unittest.makeSuite(AssociateHashTestCase))
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suite.addTest(unittest.makeSuite(AssociateBTreeTestCase))
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suite.addTest(unittest.makeSuite(AssociateRecnoTestCase))
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if db.version() >= (4, 1):
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suite.addTest(unittest.makeSuite(AssociateBTreeTxnTestCase))
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suite.addTest(unittest.makeSuite(ShelveAssociateHashTestCase))
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suite.addTest(unittest.makeSuite(ShelveAssociateBTreeTestCase))
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suite.addTest(unittest.makeSuite(ShelveAssociateRecnoTestCase))
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if have_threads:
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suite.addTest(unittest.makeSuite(ThreadedAssociateHashTestCase))
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suite.addTest(unittest.makeSuite(ThreadedAssociateBTreeTestCase))
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suite.addTest(unittest.makeSuite(ThreadedAssociateRecnoTestCase))
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return suite
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if __name__ == '__main__':
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unittest.main(defaultTest='test_suite')
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