Files
tidb/mysql/hex_test.go
2015-10-19 16:26:43 +08:00

67 lines
1.4 KiB
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 mysql
import (
"strconv"
. "github.com/pingcap/check"
)
var _ = Suite(&testHexSuite{})
type testHexSuite struct {
}
func (s *testHexSuite) TestHex(c *C) {
tbl := []struct {
Input string
Expect int64
Err bool
}{
{"x'1'", 0, true},
{"x'01'", 1, false},
{"X'01'", 1, false},
{"0x1", 1, false},
{"0x-1", 0, true},
{"0X11", 0, true},
{"x'01+'", 1, true},
{"0x123", 0x123, false},
{"0x10", 0x10, false},
{"", 0, true},
}
for _, t := range tbl {
h, err := ParseHex(t.Input)
if t.Err {
c.Assert(err, NotNil)
continue
}
c.Assert(err, IsNil)
c.Assert(h.ToNumber(), Equals, float64(t.Expect))
s := h.String()
n, err := strconv.ParseInt(s, 0, 64)
c.Assert(err, IsNil)
c.Assert(n, Equals, t.Expect)
}
h, err := ParseHex("0x4D7953514C")
c.Assert(err, IsNil)
c.Assert(h.ToString(), Equals, "MySQL")
h.Value = 1
c.Assert(h.ToString(), Equals, "\x01")
}