Files
tidb/expression/builtin/builtin_test.go
2015-09-23 16:14:04 +08:00

42 lines
980 B
Go

// 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 builtin
import (
"testing"
. "github.com/pingcap/check"
)
func TestT(t *testing.T) {
TestingT(t)
}
var _ = Suite(&testBuiltinSuite{})
type testBuiltinSuite struct {
}
func (s *testBuiltinSuite) TestCoalesce(c *C) {
args := []interface{}{1, nil}
v, err := builtinCoalesce(args, nil)
c.Assert(err, IsNil)
c.Assert(v, DeepEquals, 1)
args = []interface{}{nil, nil}
v, err = builtinCoalesce(args, nil)
c.Assert(err, IsNil)
c.Assert(v, IsNil)
}