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locks require. making progress, needs more love though. git-svn-id: file:///svn/mysql/tests/mysql-test@34995 c7de825b-a66e-492c-adef-691d508d4ae1
93 lines
2.9 KiB
Python
93 lines
2.9 KiB
Python
# 9/23/2011 Generate blocking row lock tests
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import datetime
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# generate sql write queries
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def mysqlgen_select_for_update(k, kv):
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print "select * from t where %s=%s for update;" % (k, kv)
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def mysqlgen_update(k, kv, c, cv):
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print "update t where %s=%s set %s=%s+1;" % (k, kv, kv, kv);
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def mysqlgen_insert(k, kv, c, cv):
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print "insert t values(%s, %s);" % (kv, cv)
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def mysqlgen_replace(k, kv, c, cv):
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print "replace t values(%s, %s);" % (kv, cv)
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# genrate sql read queries
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def mysqlgen_select_star():
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print "select * from t;"
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def mysqlgen_select_where(where):
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print "select * from t where %s;" % where
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# mysql test code generation
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def mysqlgen_prepare():
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print "# prepare with some common parameters"
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print "set storage_engine=tokudb;"
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print "connect(conn1, localhost, root);"
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# ONLY connection 1 should have autocommit off.
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print "set autocommit=off;"
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print "connect(conn2, localhost, root);"
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print "connection conn1;"
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print ""
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def mysqlgen_reload_table():
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print "# drop old table, generate new one. 4 rows"
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print "--disable_warnings"
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print "drop table if exists t;"
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print "--enable_warnings"
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print "create table t (a int primary key, b int);"
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for i in range(1, 5):
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mysqlgen_insert("a", i, "b", i*i)
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print ""
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def mysqlgen_cleanup():
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print "# clean it all up"
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print "drop table t;"
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print "set global tokudb_lock_timeout=30000000;"
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print ""
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# Here's where all the magic happens
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print "# Tokutek"
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print "# Blocking row lock tests;"
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print "# Generated by %s on %s;" % (__file__, datetime.date.today())
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print ""
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print "# BEGIN WRITE/WRITE CONFLICTS TESTS"
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print ""
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# Iterate through all possible situations. Each timeout class,
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# each pair of write queries, each kind of query.
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write_queries = [
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("select for update", mysqlgen_select_for_update),
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("update", mysqlgen_update),
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("insert", mysqlgen_insert),
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("replace", mysqlgen_replace) ]
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mysqlgen_prepare()
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mysqlgen_reload_table()
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for timeout in ["0", "1000000"]:
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print "# testing with timeout %s" % timeout
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print "set global tokudb_lock_timeout=%s;" % timeout
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print ""
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for ta, qa in write_queries:
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for tb, qb in write_queries:
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print "# testing conflict \"%s\" vs. \"%s\"" % (ta, tb)
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print "connection conn1;"
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print "begin;"
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print ""
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# point lock
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print "#TODO: Test point lock"
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print ""
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# range lock
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print "#TODO: Test range lock"
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print ""
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# overlapping range
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print "#TODO: Test overlapping range locks"
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print ""
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# Always check in the end that a commit
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# allows the other transaction full access
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print "connection conn1;"
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print "commit;"
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print "connection conn2;"
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mysqlgen_select_star()
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print "connection conn1;"
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print ""
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mysqlgen_cleanup()
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