github.com/insionng/yougam@v0.0.0-20170714101924-2bc18d833463/libraries/pingcap/tidb/perfschema/statement_test.go (about)

     1  // Copyright 2016 PingCAP, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package perfschema
    15  
    16  import (
    17  	. "github.com/insionng/yougam/libraries/pingcap/check"
    18  	"github.com/insionng/yougam/libraries/pingcap/tidb/util/testleak"
    19  	"github.com/insionng/yougam/libraries/pingcap/tidb/util/types"
    20  )
    21  
    22  type testStatementSuit struct {
    23  }
    24  
    25  var _ = Suite(&testStatementSuit{})
    26  
    27  func (p *testStatementSuit) TestUninitPS(c *C) {
    28  	defer testleak.AfterTest(c)()
    29  	// Run init()
    30  	ps := &perfSchema{}
    31  	// ps is uninitialized, all mTables are missing.
    32  	// This may happen at the bootstrap stage.
    33  	// So we must make sure the following actions are safe.
    34  	err := ps.updateEventsStmtsCurrent(0, []types.Datum{})
    35  	c.Assert(err, IsNil)
    36  	err = ps.appendEventsStmtsHistory([]types.Datum{})
    37  	c.Assert(err, IsNil)
    38  }