want: "/Users/name/go/pkg/mod/gorm.io/",
		},
		{
			file: "/go/work/proj/gorm/utils/utils.go",
			want: "/go/work/proj/gorm/",
		},
		{
			file: "/go/work/proj/gorm_alias/utils/utils.go",
			want: "/go/work/proj/gorm_alias/",
		},
		{
			file: "/go/work/proj/my.gorm.io/gorm@v1.2.3/utils/utils.go",
			want: "/go/work/proj/my.gorm.io/gorm@v1.2.3/",
		},
	}
	for _, c := range cases {
		s := sourceDir(c.file)

			want: `C:/Users/name/go/pkg/mod/gorm.io/`,
		},
		{
			file: `C:/go/work/proj/gorm/utils/utils.go`,
			want: `C:/go/work/proj/gorm/`,
		},
		{
			file: `C:/go/work/proj/gorm_alias/utils/utils.go`,
			want: `C:/go/work/proj/gorm_alias/`,
		},
		{
			file: `C:/go/work/proj/my.gorm.io/gorm@v1.2.3/utils/utils.go`,
			want: `C:/go/work/proj/my.gorm.io/gorm@v1.2.3/`,
		},
	}
	for _, c := range cases {

	PrimaryColumn = Column{Table: CurrentTable, Name: PrimaryKey}
)

// Column quote with name
type Column struct {
	Table string
	Name  string
	Alias string
	Raw   bool
}

// Table quote with name
type Table struct {
	Name  string
	Alias string
	Raw   bool

// distinct type, however, and not an alias for, say, int32.
type int int

// uint is an unsigned integer type that is at least 32 bits in size. It is a
// distinct type, however, and not an alias for, say, uint32.
type uint uint

// uintptr is an integer type that is large enough to hold the bit pattern of
// any pointer.
type uintptr uintptr

// byte is an alias for uint8 and is equivalent to uint8 in all ways. It is

	ScaleValue         sql.NullInt64
	NullableValue      sql.NullBool
	ScanTypeValue      reflect.Type
	CommentValue       sql.NullString
	DefaultValueValue  sql.NullString
}

// Name returns the name or alias of the column.
func (ct ColumnType) Name() string {
	if ct.NameValue.Valid {
		return ct.NameValue.String
	}
	return ct.SQLColumnType.Name()
}

func TestParseSelectStatement(t *testing.T) {
	exp, err := ParseSelectStatement("select _3,_1,_2 as 'mytest'  from S3object")
	if err != nil {
		t.Fatalf("parse alias sql error: %v", err)
	}
	if exp.selectAST.Expression.Expressions[2].As != "mytest" {
		t.Fatalf("parse alias sql error: %s not equal %s", exp.selectAST.Expression.Expressions[2].As, err)
	}

		parts[0] = e.BaseKey.String()
		for i, pe := range e.PathExpr {
			parts[i+1] = pe.String()
		}
		e.pathString = strings.Join(parts, "")
	}
	return e.pathString
}

// StripTableAlias removes a table alias from the path. The result is also
// cached for repeated lookups during SQL query evaluation.
func (e *JSONPath) StripTableAlias(tableAlias string) []*JSONPathElement {
	if e.strippedTableAlias == tableAlias {

		}
	}
	if minor <= 20 {
		// VERIFY_CERTIFICATE_AT_CLIENT and ENABLE_AUTO_SNI
		if err := checkDestinationRuleTLS(cli, &messages); err != nil {
			return nil, err
		}
		// ENABLE_EXTERNAL_NAME_ALIAS
		if err := checkExternalNameAlias(cli, &messages); err != nil {
			return nil, err
		}
		// PERSIST_OLDEST_FIRST_HEURISTIC_FOR_VIRTUAL_SERVICE_HOST_MATCHING

		{
			name:  "Select reserved word column with table alias",
			query: `select S3Object."CAST" from s3object`,
			wantResult: `true
false`,
		},
		{
			name:  "Select reserved word column with unused table alias",
			query: `select "CAST"  from s3object s`,
			wantResult: `true
false`,
		},
		{
			name:  "Select reserved word column with table alias",
			query: `select s."CAST"  from s3object s`,

		Vars:   []interface{}{clause.Column{Table: "table", Name: "col", Alias: "alias"}},
		Result: "`table`.`col` AS `alias`",
	}, {
		SQL:    "?",
		Vars:   []interface{}{clause.Column{Table: "table", Name: "col", Alias: "alias", Raw: true}},
		Result: "table.col AS alias",
	}, {
		SQL:    "?",
		Vars:   []interface{}{clause.Table{Name: "table", Alias: "alias"}},
		Result: "`table` `alias`",
	}, {
		SQL:    "?",