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author | rahulp13 | 2020-03-17 14:55:41 +0530 |
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committer | rahulp13 | 2020-03-17 14:55:41 +0530 |
commit | 296443137f4288cb030e92859ccfbe3204bc1088 (patch) | |
tree | ca4798c2da1e7244edc3bc108d81b462b537aea2 /lib/python2.7/bsddb/test/test_queue.py | |
parent | 0db48f6533517ecebfd9f0693f89deca28408b76 (diff) | |
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initial commit
Diffstat (limited to 'lib/python2.7/bsddb/test/test_queue.py')
-rw-r--r-- | lib/python2.7/bsddb/test/test_queue.py | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/lib/python2.7/bsddb/test/test_queue.py b/lib/python2.7/bsddb/test/test_queue.py new file mode 100644 index 0000000..5fa22ee --- /dev/null +++ b/lib/python2.7/bsddb/test/test_queue.py @@ -0,0 +1,163 @@ +""" +TestCases for exercising a Queue DB. +""" + +import os, string +from pprint import pprint +import unittest + +from test_all import db, verbose, get_new_database_path + +#---------------------------------------------------------------------- + +class SimpleQueueTestCase(unittest.TestCase): + def setUp(self): + self.filename = get_new_database_path() + + def tearDown(self): + try: + os.remove(self.filename) + except os.error: + pass + + + def test01_basic(self): + # Basic Queue tests using the deprecated DBCursor.consume method. + + if verbose: + print '\n', '-=' * 30 + print "Running %s.test01_basic..." % self.__class__.__name__ + + d = db.DB() + d.set_re_len(40) # Queues must be fixed length + d.open(self.filename, db.DB_QUEUE, db.DB_CREATE) + + if verbose: + print "before appends" + '-' * 30 + pprint(d.stat()) + + for x in string.ascii_letters: + d.append(x * 40) + + self.assertEqual(len(d), len(string.ascii_letters)) + + d.put(100, "some more data") + d.put(101, "and some more ") + d.put(75, "out of order") + d.put(1, "replacement data") + + self.assertEqual(len(d), len(string.ascii_letters)+3) + + if verbose: + print "before close" + '-' * 30 + pprint(d.stat()) + + d.close() + del d + d = db.DB() + d.open(self.filename) + + if verbose: + print "after open" + '-' * 30 + pprint(d.stat()) + + # Test "txn" as a positional parameter + d.append("one more", None) + # Test "txn" as a keyword parameter + d.append("another one", txn=None) + + c = d.cursor() + + if verbose: + print "after append" + '-' * 30 + pprint(d.stat()) + + rec = c.consume() + while rec: + if verbose: + print rec + rec = c.consume() + c.close() + + if verbose: + print "after consume loop" + '-' * 30 + pprint(d.stat()) + + self.assertEqual(len(d), 0, \ + "if you see this message then you need to rebuild " \ + "Berkeley DB 3.1.17 with the patch in patches/qam_stat.diff") + + d.close() + + + + def test02_basicPost32(self): + # Basic Queue tests using the new DB.consume method in DB 3.2+ + # (No cursor needed) + + if verbose: + print '\n', '-=' * 30 + print "Running %s.test02_basicPost32..." % self.__class__.__name__ + + d = db.DB() + d.set_re_len(40) # Queues must be fixed length + d.open(self.filename, db.DB_QUEUE, db.DB_CREATE) + + if verbose: + print "before appends" + '-' * 30 + pprint(d.stat()) + + for x in string.ascii_letters: + d.append(x * 40) + + self.assertEqual(len(d), len(string.ascii_letters)) + + d.put(100, "some more data") + d.put(101, "and some more ") + d.put(75, "out of order") + d.put(1, "replacement data") + + self.assertEqual(len(d), len(string.ascii_letters)+3) + + if verbose: + print "before close" + '-' * 30 + pprint(d.stat()) + + d.close() + del d + d = db.DB() + d.open(self.filename) + #d.set_get_returns_none(true) + + if verbose: + print "after open" + '-' * 30 + pprint(d.stat()) + + d.append("one more") + + if verbose: + print "after append" + '-' * 30 + pprint(d.stat()) + + rec = d.consume() + while rec: + if verbose: + print rec + rec = d.consume() + + if verbose: + print "after consume loop" + '-' * 30 + pprint(d.stat()) + + d.close() + + + +#---------------------------------------------------------------------- + +def test_suite(): + return unittest.makeSuite(SimpleQueueTestCase) + + +if __name__ == '__main__': + unittest.main(defaultTest='test_suite') |