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mysql_test.go
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package mysql
import (
"fmt"
"strings"
"testing"
"github.com/pingcap/check"
)
func Test(t *testing.T) {
check.TestingT(t)
}
type mysqlTestSuite struct {
}
var _ = check.Suite(&mysqlTestSuite{})
func (t *mysqlTestSuite) SetUpSuite(c *check.C) {
}
func (t *mysqlTestSuite) TearDownSuite(c *check.C) {
}
func (t *mysqlTestSuite) TestMysqlGTIDInterval(c *check.C) {
i, err := parseInterval("1-2")
c.Assert(err, check.IsNil)
c.Assert(i, check.DeepEquals, Interval{1, 3})
i, err = parseInterval("1")
c.Assert(err, check.IsNil)
c.Assert(i, check.DeepEquals, Interval{1, 2})
i, err = parseInterval("1-1")
c.Assert(err, check.IsNil)
c.Assert(i, check.DeepEquals, Interval{1, 2})
i, err = parseInterval("1-2")
c.Assert(err, check.IsNil)
}
func (t *mysqlTestSuite) TestMysqlGTIDIntervalSlice(c *check.C) {
i := IntervalSlice{Interval{1, 2}, Interval{2, 4}, Interval{2, 3}}
i.Sort()
c.Assert(i, check.DeepEquals, IntervalSlice{Interval{1, 2}, Interval{2, 3}, Interval{2, 4}})
n := i.Normalize()
c.Assert(n, check.DeepEquals, IntervalSlice{Interval{1, 4}})
i = IntervalSlice{Interval{1, 2}, Interval{3, 5}, Interval{1, 3}}
i.Sort()
c.Assert(i, check.DeepEquals, IntervalSlice{Interval{1, 2}, Interval{1, 3}, Interval{3, 5}})
n = i.Normalize()
c.Assert(n, check.DeepEquals, IntervalSlice{Interval{1, 5}})
i = IntervalSlice{Interval{1, 2}, Interval{4, 5}, Interval{1, 3}}
i.Sort()
c.Assert(i, check.DeepEquals, IntervalSlice{Interval{1, 2}, Interval{1, 3}, Interval{4, 5}})
n = i.Normalize()
c.Assert(n, check.DeepEquals, IntervalSlice{Interval{1, 3}, Interval{4, 5}})
i = IntervalSlice{Interval{1, 4}, Interval{2, 3}}
i.Sort()
c.Assert(i, check.DeepEquals, IntervalSlice{Interval{1, 4}, Interval{2, 3}})
n = i.Normalize()
c.Assert(n, check.DeepEquals, IntervalSlice{Interval{1, 4}})
n1 := IntervalSlice{Interval{1, 3}, Interval{4, 5}}
n2 := IntervalSlice{Interval{1, 2}}
c.Assert(n1.Contain(n2), check.Equals, true)
c.Assert(n2.Contain(n1), check.Equals, false)
n1 = IntervalSlice{Interval{1, 3}, Interval{4, 5}}
n2 = IntervalSlice{Interval{1, 6}}
c.Assert(n1.Contain(n2), check.Equals, false)
c.Assert(n2.Contain(n1), check.Equals, true)
}
func (t *mysqlTestSuite) TestMysqlGTIDCodec(c *check.C) {
us, err := ParseUUIDSet("de278ad0-2106-11e4-9f8e-6edd0ca20947:1-2")
c.Assert(err, check.IsNil)
c.Assert(us.String(), check.Equals, "de278ad0-2106-11e4-9f8e-6edd0ca20947:1-2")
buf := us.Encode()
err = us.Decode(buf)
c.Assert(err, check.IsNil)
gs, err := ParseMysqlGTIDSet("de278ad0-2106-11e4-9f8e-6edd0ca20947:1-2,de278ad0-2106-11e4-9f8e-6edd0ca20948:1-2")
c.Assert(err, check.IsNil)
buf = gs.Encode()
o, err := DecodeMysqlGTIDSet(buf)
c.Assert(err, check.IsNil)
c.Assert(gs, check.DeepEquals, o)
}
func (t *mysqlTestSuite) TestMysqlUpdate(c *check.C) {
g1, err := ParseMysqlGTIDSet("3E11FA47-71CA-11E1-9E33-C80AA9429562:21-57")
c.Assert(err, check.IsNil)
err = g1.Update("3E11FA47-71CA-11E1-9E33-C80AA9429562:21-58")
c.Assert(err, check.IsNil)
c.Assert(strings.ToUpper(g1.String()), check.Equals, "3E11FA47-71CA-11E1-9E33-C80AA9429562:21-58")
g1, err = ParseMysqlGTIDSet(`
519CE70F-A893-11E9-A95A-B32DC65A7026:1-1154661,
5C9CA52B-9F11-11E9-8EAF-3381EC1CC790:1-244,
802D69FD-A3B6-11E9-B1EA-50BAB55BA838:1-1221371,
F2B50559-A891-11E9-B646-884FF0CA2043:1-479261
`)
c.Assert(err, check.IsNil)
err = g1.Update(`
802D69FD-A3B6-11E9-B1EA-50BAB55BA838:1221110-1221371,
F2B50559-A891-11E9-B646-884FF0CA2043:478509-479266
`)
c.Assert(err, check.IsNil)
g2, err := ParseMysqlGTIDSet(`
519CE70F-A893-11E9-A95A-B32DC65A7026:1-1154661,
5C9CA52B-9F11-11E9-8EAF-3381EC1CC790:1-244,
802D69FD-A3B6-11E9-B1EA-50BAB55BA838:1-1221371,
F2B50559-A891-11E9-B646-884FF0CA2043:1-479266
`)
c.Assert(err, check.IsNil)
c.Assert(g2.Equal(g1), check.IsTrue)
}
func (t *mysqlTestSuite) TestMysqlGTIDContain(c *check.C) {
g1, err := ParseMysqlGTIDSet("3E11FA47-71CA-11E1-9E33-C80AA9429562:23")
c.Assert(err, check.IsNil)
g2, err := ParseMysqlGTIDSet("3E11FA47-71CA-11E1-9E33-C80AA9429562:21-57")
c.Assert(err, check.IsNil)
c.Assert(g2.Contain(g1), check.Equals, true)
c.Assert(g1.Contain(g2), check.Equals, false)
}
func (t *mysqlTestSuite) TestMysqlGTIDAdd(c *check.C) {
testCases := []struct {
left, right, expected string
}{
// simple cases works:
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:23", "3E11FA47-71CA-11E1-9E33-C80AA9429562:28-57", "3E11FA47-71CA-11E1-9E33-C80AA9429562:23:28-57"},
// summ is associative operation
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:28-57", "3E11FA47-71CA-11E1-9E33-C80AA9429562:23", "3E11FA47-71CA-11E1-9E33-C80AA9429562:23:28-57"},
// merge intervals:
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:23-27", "3E11FA47-71CA-11E1-9E33-C80AA9429562:28-57", "3E11FA47-71CA-11E1-9E33-C80AA9429562:23-57"},
}
for _, tc := range testCases {
m1 := t.mysqlGTIDfromString(c, tc.left)
m2 := t.mysqlGTIDfromString(c, tc.right)
err := m1.Add(m2)
c.Assert(err, check.IsNil)
c.Assert(
fmt.Sprintf("%s + %s = %s", tc.left, tc.right, strings.ToUpper(m1.String())),
check.Equals,
fmt.Sprintf("%s + %s = %s", tc.left, tc.right, tc.expected))
}
}
func (t *mysqlTestSuite) TestMysqlGTIDMinus(c *check.C) {
testCases := []struct {
left, right, expected string
}{
// Minuses that doesn't affect original value:
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:23", "3E11FA47-71CA-11E1-9E33-C80AA9429562:28-57", "3E11FA47-71CA-11E1-9E33-C80AA9429562:23"},
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:28-57", "3E11FA47-71CA-11E1-9E33-C80AA9429562:23", "3E11FA47-71CA-11E1-9E33-C80AA9429562:28-57"},
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:23", "3E11FA47-71CA-11E1-9E33-C80AA9429562:1-22:24-57", "3E11FA47-71CA-11E1-9E33-C80AA9429562:23"},
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:23", "ABCDEF12-1234-5678-9012-345678901234:1-1000", "3E11FA47-71CA-11E1-9E33-C80AA9429562:23"},
// Minuses that change original value:
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:20-57:60-90", "3E11FA47-71CA-11E1-9E33-C80AA9429562:23", "3E11FA47-71CA-11E1-9E33-C80AA9429562:20-22:24-57:60-90"},
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:20-57:60-90", "3E11FA47-71CA-11E1-9E33-C80AA9429562:22-70", "3E11FA47-71CA-11E1-9E33-C80AA9429562:20-21:71-90"},
{"3E11FA47-71CA-11E1-9E33-C80AA9429562:28-57", "3E11FA47-71CA-11E1-9E33-C80AA9429562:28-57", ""},
}
for _, tc := range testCases {
m1 := t.mysqlGTIDfromString(c, tc.left)
m2 := t.mysqlGTIDfromString(c, tc.right)
err := m1.Minus(m2)
c.Assert(err, check.IsNil)
c.Assert(
fmt.Sprintf("%s - %s = %s", tc.left, tc.right, strings.ToUpper(m1.String())),
check.Equals,
fmt.Sprintf("%s - %s = %s", tc.left, tc.right, tc.expected))
}
}
func (t *mysqlTestSuite) TestMysqlParseBinaryInt8(c *check.C) {
i8 := ParseBinaryInt8([]byte{128})
c.Assert(i8, check.Equals, int8(-128))
}
func (t *mysqlTestSuite) TestMysqlParseBinaryUint8(c *check.C) {
u8 := ParseBinaryUint8([]byte{128})
c.Assert(u8, check.Equals, uint8(128))
}
func (t *mysqlTestSuite) TestMysqlParseBinaryInt16(c *check.C) {
i16 := ParseBinaryInt16([]byte{1, 128})
c.Assert(i16, check.Equals, int16(-128*256+1))
}
func (t *mysqlTestSuite) TestMysqlParseBinaryUint16(c *check.C) {
u16 := ParseBinaryUint16([]byte{1, 128})
c.Assert(u16, check.Equals, uint16(128*256+1))
}
func (t *mysqlTestSuite) TestMysqlParseBinaryInt24(c *check.C) {
i32 := ParseBinaryInt24([]byte{1, 2, 128})
c.Assert(i32, check.Equals, int32(-128*65536+2*256+1))
}
func (t *mysqlTestSuite) TestMysqlParseBinaryUint24(c *check.C) {
u32 := ParseBinaryUint24([]byte{1, 2, 128})
c.Assert(u32, check.Equals, uint32(128*65536+2*256+1))
}
func (t *mysqlTestSuite) TestMysqlParseBinaryInt32(c *check.C) {
i32 := ParseBinaryInt32([]byte{1, 2, 3, 128})
c.Assert(i32, check.Equals, int32(-128*16777216+3*65536+2*256+1))
}
func (t *mysqlTestSuite) TestMysqlParseBinaryUint32(c *check.C) {
u32 := ParseBinaryUint32([]byte{1, 2, 3, 128})
c.Assert(u32, check.Equals, uint32(128*16777216+3*65536+2*256+1))
}
func (t *mysqlTestSuite) TestMysqlParseBinaryInt64(c *check.C) {
i64 := ParseBinaryInt64([]byte{1, 2, 3, 4, 5, 6, 7, 128})
c.Assert(i64, check.Equals, -128*int64(72057594037927936)+7*int64(281474976710656)+6*int64(1099511627776)+5*int64(4294967296)+4*16777216+3*65536+2*256+1)
}
func (t *mysqlTestSuite) TestMysqlParseBinaryUint64(c *check.C) {
u64 := ParseBinaryUint64([]byte{1, 2, 3, 4, 5, 6, 7, 128})
c.Assert(u64, check.Equals, 128*uint64(72057594037927936)+7*uint64(281474976710656)+6*uint64(1099511627776)+5*uint64(4294967296)+4*16777216+3*65536+2*256+1)
}
func (t *mysqlTestSuite) TestErrorCode(c *check.C) {
tbls := []struct {
msg string
code int
}{
{"ERROR 1094 (HY000): Unknown thread id: 1094", 1094},
{"error string", 0},
{"abcdefg", 0},
{"123455 ks094", 0},
{"ERROR 1046 (3D000): Unknown error 1046", 1046},
}
for _, v := range tbls {
c.Assert(ErrorCode(v.msg), check.Equals, v.code)
}
}
func (t *mysqlTestSuite) TestMysqlNullDecode(c *check.C) {
_, isNull, n := LengthEncodedInt([]byte{0xfb})
c.Assert(isNull, check.IsTrue)
c.Assert(n, check.Equals, 1)
}
func (t *mysqlTestSuite) TestMysqlUUIDClone(c *check.C) {
us, err := ParseUUIDSet("de278ad0-2106-11e4-9f8e-6edd0ca20947:1-2")
c.Assert(err, check.IsNil)
c.Assert(us.String(), check.Equals, "de278ad0-2106-11e4-9f8e-6edd0ca20947:1-2")
clone := us.Clone()
c.Assert(clone.String(), check.Equals, "de278ad0-2106-11e4-9f8e-6edd0ca20947:1-2")
}
func (t *mysqlTestSuite) TestMysqlEmptyDecode(c *check.C) {
_, isNull, n := LengthEncodedInt(nil)
c.Assert(isNull, check.IsTrue)
c.Assert(n, check.Equals, 0)
}
func (t *mysqlTestSuite) mysqlGTIDfromString(c *check.C, gtidStr string) MysqlGTIDSet {
gtid, err := ParseMysqlGTIDSet(gtidStr)
c.Assert(err, check.IsNil)
return *gtid.(*MysqlGTIDSet)
}