116 lines
2.7 KiB
Go
116 lines
2.7 KiB
Go
// Copyright 2015 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package column
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import (
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"testing"
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. "github.com/pingcap/check"
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"github.com/pingcap/tidb/model"
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"github.com/pingcap/tidb/mysql"
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"github.com/pingcap/tidb/util/types"
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)
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var _ = Suite(&testColumnSuite{})
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func TestT(t *testing.T) {
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TestingT(t)
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}
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type testColumnSuite struct{}
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func (s *testColumnSuite) TestString(c *C) {
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col := &Col{
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model.ColumnInfo{
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FieldType: *types.NewFieldType(mysql.TypeTiny),
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},
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}
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col.Flen = 2
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col.Decimal = 1
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col.Charset = mysql.DefaultCharset
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col.Collate = mysql.DefaultCollationName
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col.Flag |= mysql.ZerofillFlag | mysql.UnsignedFlag | mysql.BinaryFlag | mysql.AutoIncrementFlag | mysql.NotNullFlag
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cs := col.String()
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c.Assert(len(cs), Greater, 0)
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col.Tp = mysql.TypeEnum
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col.Flag = 0
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col.Elems = []string{"a", "b"}
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c.Assert(col.GetTypeDesc(), Equals, "enum('a','b')")
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col.Elems = []string{"'a'", "b"}
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c.Assert(col.GetTypeDesc(), Equals, "enum('''a''','b')")
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col.Tp = mysql.TypeFloat
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col.Flen = 8
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col.Decimal = -1
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c.Assert(col.GetTypeDesc(), Equals, "float")
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col.Decimal = 1
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c.Assert(col.GetTypeDesc(), Equals, "float(8,1)")
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col.Tp = mysql.TypeDatetime
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col.Decimal = 6
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c.Assert(col.GetTypeDesc(), Equals, "datetime(6)")
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col.Decimal = 0
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c.Assert(col.GetTypeDesc(), Equals, "datetime")
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col.Decimal = -1
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c.Assert(col.GetTypeDesc(), Equals, "datetime")
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}
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func (s *testColumnSuite) TestFind(c *C) {
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cols := []*Col{
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newCol("a"),
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newCol("b"),
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newCol("c"),
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}
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FindCols(cols, []string{"a"})
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FindCols(cols, []string{"d"})
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cols[0].Flag |= mysql.OnUpdateNowFlag
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FindOnUpdateCols(cols)
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}
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func (s *testColumnSuite) TestCheck(c *C) {
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col := newCol("a")
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col.Flag = mysql.AutoIncrementFlag
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cols := []*Col{col, col}
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CheckOnce(cols)
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cols = cols[:1]
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CheckNotNull(cols, []interface{}{nil})
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cols[0].Flag |= mysql.NotNullFlag
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CheckNotNull(cols, []interface{}{nil})
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}
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func (s *testColumnSuite) TestDesc(c *C) {
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col := newCol("a")
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col.Flag = mysql.AutoIncrementFlag | mysql.NotNullFlag | mysql.PriKeyFlag
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NewColDesc(col)
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col.Flag = mysql.MultipleKeyFlag
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NewColDesc(col)
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ColDescFieldNames(false)
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ColDescFieldNames(true)
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}
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func newCol(name string) *Col {
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return &Col{
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model.ColumnInfo{
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Name: model.NewCIStr(name),
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},
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}
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}
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