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Diffstat (limited to 'test/suite/test_join08.py')
| -rw-r--r-- | test/suite/test_join08.py | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/test/suite/test_join08.py b/test/suite/test_join08.py new file mode 100644 index 00000000000..6d674ab8193 --- /dev/null +++ b/test/suite/test_join08.py @@ -0,0 +1,265 @@ +#!/usr/bin/env python +# +# Public Domain 2014-2016 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 check_scenarios, multiply_scenarios, number_scenarios + +# test_join08.py +# Test join error paths +class test_join08(wttest.WiredTigerTestCase): + nentries = 100 + + # We need statistics for these tests. + conn_config = 'statistics=(all)' + + def gen_key(self, i): + return [ i + 1 ] + + def gen_values(self, i): + s = str(i) + rs = s[::-1] + sort3 = (self.nentries * (i % 3)) + i # multiples of 3 sort first + return [s, rs, sort3] + + def test_join_errors(self): + self.session.create('table:join08', 'key_format=r,value_format=SS' + ',columns=(k,v0,v1)') + self.session.create('table:join08B', 'key_format=r,value_format=SS' + ',columns=(k,v0,v1)') + self.session.create('index:join08:index0','columns=(v0)') + self.session.create('index:join08:index1','columns=(v1)') + self.session.create('index:join08B:index0','columns=(v0)') + jc = self.session.open_cursor('join:table:join08', None, None) + tc = self.session.open_cursor('table:join08', None, None) + fc = self.session.open_cursor('file:join08.wt', None, None) + ic0 = self.session.open_cursor('index:join08:index0', None, None) + ic0again = self.session.open_cursor('index:join08:index0', None, None) + ic1 = self.session.open_cursor('index:join08:index1', None, None) + icB = self.session.open_cursor('index:join08B:index0', None, None) + tcB = self.session.open_cursor('table:join08B', None, None) + + tc.set_key(1) + tc.set_value('val1', 'val1') + tc.insert() + tcB.set_key(1) + tcB.set_value('val1', 'val1') + tcB.insert() + fc.next() + + # Joining using a non join-cursor + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(tc, ic0, 'compare=ge'), + '/not a join cursor/') + # Joining a table cursor, not index + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, fc, 'compare=ge'), + '/must be an index, table or join cursor/') + # Joining a non positioned cursor + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic0, 'compare=ge'), + '/requires reference cursor be positioned/') + ic0.set_key('val1') + # Joining a non positioned cursor (no search or next has been done) + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic0, 'compare=ge'), + '/requires reference cursor be positioned/') + ic0.set_key('valXX') + self.assertEqual(ic0.search(), wiredtiger.WT_NOTFOUND) + # Joining a non positioned cursor after failed search + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic0, 'compare=ge'), + '/requires reference cursor be positioned/') + + # position the cursors now + ic0.set_key('val1') + ic0.search() + ic0again.next() + icB.next() + + # Joining non matching index + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, icB, 'compare=ge'), + '/table for join cursor does not match/') + + # The cursor must be positioned + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic1, 'compare=ge'), + '/requires reference cursor be positioned/') + ic1.next() + + # This succeeds. + self.session.join(jc, ic1, 'compare=ge'), + + # With bloom filters, a count is required + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic0, 'compare=ge,strategy=bloom'), + '/count must be nonzero/') + + # This succeeds. + self.session.join(jc, ic0, 'compare=ge,strategy=bloom,count=1000'), + + bloom_config = ',strategy=bloom,count=1000' + # Cannot use the same index cursor + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic0, + 'compare=le' + bloom_config), + '/cursor already used in a join/') + + # When joining with the same index, need compatible compares + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic0again, 'compare=ge' + bloom_config), + '/join has overlapping ranges/') + + # Another incompatible compare + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic0again, 'compare=gt' + bloom_config), + '/join has overlapping ranges/') + + # Compare is compatible, but bloom args need to match + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic0again, 'compare=le'), + '/join has incompatible strategy/') + + # Counts need to match for bloom filters + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: self.session.join(jc, ic0again, 'compare=le,strategy=bloom,' + 'count=100'), '/count.* does not match previous count/') + + # This succeeds + self.session.join(jc, ic0again, 'compare=le,strategy=bloom,count=1000') + + # Need to do initial next() before getting key/values + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: jc.get_keys(), + '/join cursor must be advanced with next/') + + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: jc.get_values(), + '/join cursor must be advanced with next/') + + # Operations on the joined cursor are frozen until the join is closed. + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: ic0.next(), + '/cursor is being used in a join/') + + # Operations on the joined cursor are frozen until the join is closed. + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: ic0.prev(), + '/cursor is being used in a join/') + + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: ic0.reset(), + '/cursor is being used in a join/') + + # Only a small number of operations allowed on a join cursor + msg = "/Unsupported cursor/" + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: jc.search(), msg) + + self.assertRaisesWithMessage(wiredtiger.WiredTigerError, + lambda: jc.prev(), msg) + + self.assertEquals(jc.next(), 0) + self.assertEquals(jc.next(), wiredtiger.WT_NOTFOUND) + + # Only after the join cursor is closed can we use the index cursor + # normally + jc.close() + self.assertEquals(ic0.next(), wiredtiger.WT_NOTFOUND) + self.assertEquals(ic0.prev(), 0) + + # common code for making sure that cursors can be + # implicitly closed, no matter the order they are created + def cursor_close_common(self, joinfirst): + self.session.create('table:join08', 'key_format=r' + + ',value_format=SS,columns=(k,v0,v1)') + self.session.create('index:join08:index0','columns=(v0)') + self.session.create('index:join08:index1','columns=(v1)') + c = self.session.open_cursor('table:join08', None, None) + for i in range(0, self.nentries): + c.set_key(*self.gen_key(i)) + c.set_value(*self.gen_values(i)) + c.insert() + c.close() + + if joinfirst: + jc = self.session.open_cursor('join:table:join08', None, None) + c0 = self.session.open_cursor('index:join08:index0', None, None) + c1 = self.session.open_cursor('index:join08:index1', None, None) + c0.next() # index cursors must be positioned + c1.next() + if not joinfirst: + jc = self.session.open_cursor('join:table:join08', None, None) + self.session.join(jc, c0, 'compare=ge') + self.session.join(jc, c1, 'compare=ge') + self.session.close() + self.session = None + + def test_cursor_close1(self): + self.cursor_close_common(True) + + def test_cursor_close2(self): + self.cursor_close_common(False) + + # test statistics with a simple one index join cursor + def test_simple_stats(self): + self.session.create("table:join01b", + "key_format=i,value_format=i,columns=(k,v)") + self.session.create("index:join01b:index", "columns=(v)") + + cursor = self.session.open_cursor("table:join01b", None, None) + cursor[1] = 11 + cursor[2] = 12 + cursor[3] = 13 + cursor.close() + + cursor = self.session.open_cursor("index:join01b:index", None, None) + cursor.set_key(11) + cursor.search() + + jcursor = self.session.open_cursor("join:table:join01b", None, None) + self.session.join(jcursor, cursor, "compare=gt") + + while jcursor.next() == 0: + [k] = jcursor.get_keys() + [v] = jcursor.get_values() + + statcur = self.session.open_cursor("statistics:join", jcursor, None) + found = False + while statcur.next() == 0: + [desc, pvalue, value] = statcur.get_values() + #self.tty(str(desc) + "=" + str(pvalue)) + found = True + self.assertEquals(found, True) + + jcursor.close() + cursor.close() + + +if __name__ == '__main__': + wttest.run() |