// Copyright 2015 PingCAP, Inc. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // See the License for the specific language governing permissions and // limitations under the License. package variable import ( "testing" . "github.com/pingcap/check" "github.com/pingcap/parser/mysql" "github.com/pingcap/parser/terror" ) func TestT(t *testing.T) { CustomVerboseFlag = true TestingT(t) } var _ = Suite(&testSysVarSuite{}) type testSysVarSuite struct { } func (*testSysVarSuite) TestSysVar(c *C) { f := GetSysVar("autocommit") c.Assert(f, NotNil) f = GetSysVar("wrong-var-name") c.Assert(f, IsNil) f = GetSysVar("explicit_defaults_for_timestamp") c.Assert(f, NotNil) c.Assert(f.Value, Equals, "1") f = GetSysVar("port") c.Assert(f, NotNil) c.Assert(f.Value, Equals, "4000") f = GetSysVar("tidb_low_resolution_tso") c.Assert(f.Value, Equals, "0") f = GetSysVar("tidb_replica_read") c.Assert(f.Value, Equals, "leader") f = GetSysVar("tidb_enable_table_partition") c.Assert(f.Value, Equals, "on") } func (*testSysVarSuite) TestTxnMode(c *C) { seVar := NewSessionVars() c.Assert(seVar, NotNil) c.Assert(seVar.TxnMode, Equals, "") err := seVar.setTxnMode("pessimistic") c.Assert(err, IsNil) err = seVar.setTxnMode("optimistic") c.Assert(err, IsNil) err = seVar.setTxnMode("") c.Assert(err, IsNil) err = seVar.setTxnMode("something else") c.Assert(err, NotNil) } func (*testSysVarSuite) TestBoolToInt32(c *C) { c.Assert(BoolToInt32(true), Equals, int32(1)) c.Assert(BoolToInt32(false), Equals, int32(0)) } func (*testSysVarSuite) TestError(c *C) { kvErrs := []*terror.Error{ ErrUnsupportedValueForVar, ErrUnknownSystemVar, ErrIncorrectScope, ErrUnknownTimeZone, ErrReadOnly, ErrWrongValueForVar, ErrWrongTypeForVar, ErrTruncatedWrongValue, ErrMaxPreparedStmtCountReached, ErrUnsupportedIsolationLevel, } for _, err := range kvErrs { c.Assert(terror.ToSQLError(err).Code != mysql.ErrUnknown, IsTrue) } }