[Python-checkins] r46672 - python/trunk/Lib/bsddb/test/test_sequence.py

[gregory.p.smith]

Author: gregory.p.smith
Date: Mon Jun  5 20:20:07 2006
New Revision: 46672

Added:
   python/trunk/Lib/bsddb/test/test_sequence.py
Log:
forgot to add this file in previous commit



Added: python/trunk/Lib/bsddb/test/test_sequence.py
==============================================================================
--- (empty file)
+++ python/trunk/Lib/bsddb/test/test_sequence.py	Mon Jun  5 20:20:07 2006
@@ -0,0 +1,112 @@
+import unittest
+import os
+import sys
+import tempfile
+import glob
+
+try:
+    # For Pythons w/distutils pybsddb
+    from bsddb3 import db
+except ImportError:
+    from bsddb import db
+
+from test_all import verbose
+
+
+class DBSequenceTest(unittest.TestCase):
+    def setUp(self):
+        self.int_32_max = 0x100000000
+        self.homeDir = os.path.join(os.path.dirname(sys.argv[0]), 'db_home')
+        try:
+            os.mkdir(self.homeDir)
+        except os.error:
+            pass
+        tempfile.tempdir = self.homeDir
+        self.filename = os.path.split(tempfile.mktemp())[1]
+        tempfile.tempdir = None
+
+        self.dbenv = db.DBEnv()
+        self.dbenv.open(self.homeDir, db.DB_CREATE | db.DB_INIT_MPOOL, 0666)
+        self.d = db.DB(self.dbenv)
+        self.d.open(self.filename, db.DB_BTREE, db.DB_CREATE, 0666)
+
+    def tearDown(self):
+        if hasattr(self, 'seq'):
+            self.seq.close()
+            del self.seq
+        if hasattr(self, 'd'):
+            self.d.close()
+            del self.d
+        if hasattr(self, 'dbenv'):
+            self.dbenv.close()
+            del self.dbenv
+
+        files = glob.glob(os.path.join(self.homeDir, '*'))
+        for file in files:
+            os.remove(file)
+
+    def test_get(self):
+        self.seq = db.DBSequence(self.d, flags=0)
+        start_value = 10 * self.int_32_max
+        self.assertEqual(0xA00000000, start_value)
+        self.assertEquals(None, self.seq.init_value(start_value))
+        self.assertEquals(None, self.seq.open(key='id', txn=None, flags=db.DB_CREATE))
+        self.assertEquals(start_value, self.seq.get(5))
+        self.assertEquals(start_value + 5, self.seq.get())
+
+    def test_remove(self):
+        self.seq = db.DBSequence(self.d, flags=0)
+        self.assertEquals(None, self.seq.open(key='foo', txn=None, flags=db.DB_CREATE))
+        self.assertEquals(None, self.seq.remove(txn=None, flags=0))
+        del self.seq
+
+    def test_get_key(self):
+        self.seq = db.DBSequence(self.d, flags=0)
+        key = 'foo'
+        self.assertEquals(None, self.seq.open(key=key, txn=None, flags=db.DB_CREATE))
+        self.assertEquals(key, self.seq.get_key())
+
+    def test_get_dbp(self):
+        self.seq = db.DBSequence(self.d, flags=0)
+        self.assertEquals(None, self.seq.open(key='foo', txn=None, flags=db.DB_CREATE))
+        self.assertEquals(self.d, self.seq.get_dbp())
+
+    def test_cachesize(self):
+        self.seq = db.DBSequence(self.d, flags=0)
+        cashe_size = 10
+        self.assertEquals(None, self.seq.set_cachesize(cashe_size))
+        self.assertEquals(None, self.seq.open(key='foo', txn=None, flags=db.DB_CREATE))
+        self.assertEquals(cashe_size, self.seq.get_cachesize())
+
+    def test_flags(self):
+        self.seq = db.DBSequence(self.d, flags=0)
+        flag = db.DB_SEQ_WRAP;
+        self.assertEquals(None, self.seq.set_flags(flag))
+        self.assertEquals(None, self.seq.open(key='foo', txn=None, flags=db.DB_CREATE))
+        self.assertEquals(flag, self.seq.get_flags() & flag)
+
+    def test_range(self):
+        self.seq = db.DBSequence(self.d, flags=0)
+        seq_range = (10 * self.int_32_max, 11 * self.int_32_max - 1)
+        self.assertEquals(None, self.seq.set_range(seq_range))
+        self.seq.init_value(seq_range[0])
+        self.assertEquals(None, self.seq.open(key='foo', txn=None, flags=db.DB_CREATE))
+        self.assertEquals(seq_range, self.seq.get_range())
+
+    def test_stat(self):
+        self.seq = db.DBSequence(self.d, flags=0)
+        self.assertEquals(None, self.seq.open(key='foo', txn=None, flags=db.DB_CREATE))
+        stat = self.seq.stat()
+        for param in ('nowait', 'min', 'max', 'value', 'current',
+                      'flags', 'cache_size', 'last_value', 'wait'):
+            self.assertTrue(param in stat, "parameter %s isn't in stat info" % param)
+
+def test_suite():
+    suite = unittest.TestSuite()
+    if db.version() >= (4,3):
+        suite.addTest(unittest.makeSuite(DBSequenceTest))
+    return suite
+
+
+if __name__ == '__main__':
+    unittest.main(defaultTest='test_suite')