diff options
Diffstat (limited to 'src/third_party/wiredtiger/test/suite/test_stat08.py')
-rw-r--r-- | src/third_party/wiredtiger/test/suite/test_stat08.py | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/third_party/wiredtiger/test/suite/test_stat08.py b/src/third_party/wiredtiger/test/suite/test_stat08.py new file mode 100644 index 00000000000..96f0b29b04e --- /dev/null +++ b/src/third_party/wiredtiger/test/suite/test_stat08.py @@ -0,0 +1,81 @@ +#!/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 + +# test_stat08.py +# Session statistics for bytes read into the cache. +class test_stat08(wttest.WiredTigerTestCase): + + nentries = 350000 + conn_config = 'cache_size=50MB,statistics=(all)' + entry_value = "abcde" * 40 + BYTES_READ = 4000 + READ_TIME = 4003 + session_stats = { BYTES_READ : "session: bytes read into cache", \ + READ_TIME : "session: page read from disk to cache time (usecs)"} + + def check_stats(self, cur, k): + exp_desc = self.session_stats[k] + cur.set_key(k) + cur.search() + [desc, pvalue, value] = cur.get_values() + self.pr(' stat: \'%s\', \'%s\', \'%s\'' % (desc, pvalue, str(value))) + self.assertEqual(desc, exp_desc ) + if k is self.BYTES_READ or k is self.READ_TIME: + self.assertTrue(value > 0) + + def test_session_stats(self): + self.session = self.conn.open_session() + self.session.create("table:test_stat08", + "key_format=i,value_format=S") + cursor = self.session.open_cursor('table:test_stat08', None, None) + # Write the entries. + for i in range(0, self.nentries): + cursor[i] = self.entry_value + cursor.reset() + + # Read the entries. + i = 0 + for key, value in cursor: + i = i + 1 + cursor.reset() + + # Now check the session statistics for bytes read into the cache. + stat_cur = self.session.open_cursor('statistics:session', None, None) + for k in self.session_stats: + self.check_stats(stat_cur, k) + + # Session stats cursor reset should set all the stats values to zero. + stat_cur.reset() + while stat_cur.next() == 0: + [desc, pvalue, value] = stat_cur.get_values() + self.assertTrue(value == 0) + +if __name__ == '__main__': + wttest.run() |