diff options
Diffstat (limited to 'src/third_party/wiredtiger/test/suite/test_prepare03.py')
| -rw-r--r-- | src/third_party/wiredtiger/test/suite/test_prepare03.py | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/src/third_party/wiredtiger/test/suite/test_prepare03.py b/src/third_party/wiredtiger/test/suite/test_prepare03.py new file mode 100644 index 00000000000..d9838ae7f82 --- /dev/null +++ b/src/third_party/wiredtiger/test/suite/test_prepare03.py @@ -0,0 +1,192 @@ +#!/usr/bin/env python +# +# Public Domain 2014-2018 MongoDB, Inc. +# Public Domain 2008-2014 WiredTiger, Inc. +# +# This is free and unencumbered software released into the public domain. +# +# Anyone is free to copy, modify, publish, use, compile, sell, or +# distribute this software, either in source code form or as a compiled +# binary, for any purpose, commercial or non-commercial, and by any +# means. +# +# In jurisdictions that recognize copyright laws, the author or authors +# of this software dedicate any and all copyright interest in the +# software to the public domain. We make this dedication for the benefit +# of the public at large and to the detriment of our heirs and +# successors. We intend this dedication to be an overt act of +# relinquishment in perpetuity of all present and future rights to this +# software under copyright law. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR +# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +# OTHER DEALINGS IN THE SOFTWARE. + +import wiredtiger, wttest +from wtscenario import make_scenarios + +# test_prepre03.py +# Prepare transaction check post conditions for cursor operations + +# Pattern of test script is to invoke cursor operations in prepared transaction +# state to ensure they fail and to repeat same operations in non-prepared state +# to ensure normally they pass. +class test_prepre03(wttest.WiredTigerTestCase): + """ + Test basic operations + """ + table_name = 'test_prepare_cursor' + nentries = 10 + + scenarios = make_scenarios([ + ('file-col', dict(tablekind='col',uri='file', format='key_format=r,value_format=S')), + ('file-fix', dict(tablekind='fix',uri='file', format='key_format=r,value_format=8t')), + ('file-row', dict(tablekind='row',uri='file', format='key_format=S,value_format=S')), + ('lsm-row', dict(tablekind='row',uri='lsm', format='key_format=S,value_format=S')), + ('table-col', dict(tablekind='col',uri='table', format='key_format=r,value_format=S')), + ('table-fix', dict(tablekind='fix',uri='table', format='key_format=r,value_format=8t')), + ('table-row', dict(tablekind='row',uri='table', format='key_format=S,value_format=S')) + ]) + + def genkey(self, i): + if self.tablekind == 'row': + return 'key' + str(i) + else: + return long(i+1) + + def genvalue(self, i): + if self.tablekind == 'fix': + return int(i & 0xff) + else: + return 'value' + str(i) + + def assertCursorHasNoKeyValue(self, cursor): + keymsg = '/requires key be set/' + valuemsg = '/requires value be set/' + self.assertRaisesWithMessage( + wiredtiger.WiredTigerError, cursor.get_key, keymsg) + self.assertRaisesWithMessage( + wiredtiger.WiredTigerError, cursor.get_value, valuemsg) + + # Create the table and test cursor operations. + def test_prepare_cursor(self): + tablearg = self.uri + ':' + self.table_name + create_args = self.format + preparemsg = "/ not permitted in a prepared transaction/" + + self.pr('creating session: ' + create_args) + self.session.create(tablearg, create_args) + self.pr('creating cursor') + cursor = self.session.open_cursor(tablearg, None, None) + self.assertCursorHasNoKeyValue(cursor) + self.assertEqual(cursor.uri, tablearg) + + # Check insert operation + for i in range(0, self.nentries): + self.session.begin_transaction() + cursor.set_key(self.genkey(i)) + cursor.set_value(self.genvalue(i)) + self.session.prepare_transaction("prepare_timestamp=2a") + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.insert(), preparemsg) + self.session.commit_transaction("commit_timestamp=2b") + cursor.insert() + + # Check next, get_key, get_value operations. + cursor.reset() + self.assertCursorHasNoKeyValue(cursor) + + i = 0 + while True: + self.session.begin_transaction() + self.session.prepare_transaction("prepare_timestamp=2a") + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.next(), preparemsg) + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.get_key(), preparemsg) + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.get_value(), preparemsg) + self.session.commit_transaction("commit_timestamp=2b") + nextret = cursor.next() + if nextret != 0: + break + key = cursor.get_key() + value = cursor.get_value() + self.assertEqual(key, self.genkey(i)) + self.assertEqual(value, self.genvalue(i)) + i += 1 + + self.assertEqual(i, self.nentries) + self.assertEqual(nextret, wiredtiger.WT_NOTFOUND) + self.assertCursorHasNoKeyValue(cursor) + + # Check prev operation + cursor.reset() + self.assertCursorHasNoKeyValue(cursor) + + i = self.nentries - 1 + while True: + self.session.begin_transaction() + self.session.prepare_transaction("prepare_timestamp=2a") + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.prev(), preparemsg) + self.session.commit_transaction("commit_timestamp=2b") + prevret = cursor.prev() + if prevret != 0: + break + key = cursor.get_key() + value = cursor.get_value() + self.assertEqual(key, self.genkey(i)) + self.assertEqual(value, self.genvalue(i)) + i -= 1 + + self.assertEqual(i, -1) + self.assertEqual(prevret, wiredtiger.WT_NOTFOUND) + self.assertCursorHasNoKeyValue(cursor) + + # Check search, update, remove, reserve, reconfigure operations. + cursor.reset() + self.assertCursorHasNoKeyValue(cursor) + + # Search for a specific key. + # Verify we get the expected error and then later we can update and + # remove it. + cursor.set_key(self.genkey(self.nentries/2)) + self.session.begin_transaction() + self.session.prepare_transaction("prepare_timestamp=2a") + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.search(), preparemsg) + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.update(), preparemsg) + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.remove(), preparemsg) + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.reserve(), preparemsg) + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.reconfigure(), preparemsg) + self.session.commit_transaction("commit_timestamp=2b") + cursor.search() + cursor.set_value(self.genvalue(self.nentries + self.nentries/2)) + cursor.update() + cursor.remove() + + # Check search_near operation + cursor.set_key(self.genkey(self.nentries)) + self.session.begin_transaction() + self.session.prepare_transaction("prepare_timestamp=2a") + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda:cursor.search_near(), preparemsg) + self.session.commit_transaction("commit_timestamp=2b") + # There is a bug with search_near operation when no key is set. + # This fix is being tracked in WT-3918. + if self.uri == 'lsm': + cursor.set_key(self.genkey(self.nentries)) + cursor.search_near() + cursor.close() + +if __name__ == '__main__': + wttest.run() |