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+#!/usr/bin/env python
+#
+# Public Domain 2014-present 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 fnmatch, os, shutil, time
+from helper import simulate_crash_restart
+from test_rollback_to_stable01 import test_rollback_to_stable_base
+from wiredtiger import stat
+from wtdataset import SimpleDataSet
+from wtscenario import make_scenarios
+
+def timestamp_str(t):
+ return '%x' % t
+
+# test_rollback_to_stable18.py
+# Test the rollback to stable shouldn't skip any pages that don't have aggregated time window.
+class test_rollback_to_stable18(test_rollback_to_stable_base):
+ session_config = 'isolation=snapshot'
+
+ key_format_values = [
+ ('column', dict(key_format='r')),
+ ('integer_row', dict(key_format='i')),
+ ]
+
+ prepare_values = [
+ ('no_prepare', dict(prepare=False)),
+ ('prepare', dict(prepare=True))
+ ]
+
+ scenarios = make_scenarios(key_format_values, prepare_values)
+
+ def conn_config(self):
+ config = 'cache_size=50MB,in_memory=true,statistics=(all),log=(enabled=false),eviction_dirty_trigger=5,eviction_updates_trigger=5'
+ return config
+
+ def test_rollback_to_stable(self):
+ nrows = 10000
+
+ # Prepare transactions for column store table is not yet supported.
+ if self.prepare and self.key_format == 'r':
+ self.skipTest('Prepare transactions for column store table is not yet supported')
+
+ # Create a table without logging.
+ uri = "table:rollback_to_stable18"
+ ds = SimpleDataSet(
+ self, uri, 0, key_format=self.key_format, value_format="S", config='log=(enabled=false)')
+ ds.populate()
+
+ # Pin oldest and stable to timestamp 10.
+ self.conn.set_timestamp('oldest_timestamp=' + timestamp_str(10) +
+ ',stable_timestamp=' + timestamp_str(10))
+
+ value_a = "aaaaa" * 100
+
+ # Perform several updates.
+ self.large_updates(uri, value_a, ds, nrows, self.prepare, 20)
+
+ # Perform several removes.
+ self.large_removes(uri, ds, nrows, self.prepare, 30)
+
+ # Verify data is visible and correct.
+ self.check(value_a, uri, nrows, 20)
+ self.check(None, uri, 0, 30)
+
+ # Configure debug behavior on a cursor to evict the page positioned on when the reset API is used.
+ evict_cursor = self.session.open_cursor(uri, None, "debug=(release_evict)")
+
+ # Search for the key so we position our cursor on the page that we want to evict.
+ evict_cursor.set_key(1)
+ evict_cursor.search()
+ evict_cursor.reset()
+ evict_cursor.close()
+
+ # Pin stable and oldest to timestamp 30 if prepare otherwise 20.
+ if self.prepare:
+ self.conn.set_timestamp('oldest_timestamp=' + timestamp_str(30) +
+ ',stable_timestamp=' + timestamp_str(30))
+ else:
+ self.conn.set_timestamp('oldest_timestamp=' + timestamp_str(20) +
+ ',stable_timestamp=' + timestamp_str(20))
+
+ # Perform rollback to stable.
+ self.conn.rollback_to_stable()
+
+ # Verify data is not visible.
+ self.check(value_a, uri, nrows, 30)
+
+ stat_cursor = self.session.open_cursor('statistics:', None, None)
+ calls = stat_cursor[stat.conn.txn_rts][2]
+ upd_aborted = stat_cursor[stat.conn.txn_rts_upd_aborted][2]
+ self.assertEqual(calls, 1)
+ self.assertEqual(upd_aborted, nrows)