123 lines
3.7 KiB
Go
123 lines
3.7 KiB
Go
/*
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Copyright 2016 GitHub Inc.
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See https://github.com/github/gh-ost/blob/master/LICENSE
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*/
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package mysql
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import (
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"testing"
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"github.com/openark/golib/log"
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test "github.com/openark/golib/tests"
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)
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func init() {
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log.SetLevel(log.ERROR)
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}
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func TestBinlogCoordinates(t *testing.T) {
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c1 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 104}
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c2 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 104}
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c3 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 5000}
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c4 := BinlogCoordinates{LogFile: "mysql-bin.00112", LogPos: 104}
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test.S(t).ExpectTrue(c1.Equals(&c2))
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test.S(t).ExpectFalse(c1.Equals(&c3))
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test.S(t).ExpectFalse(c1.Equals(&c4))
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test.S(t).ExpectFalse(c1.SmallerThan(&c2))
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test.S(t).ExpectTrue(c1.SmallerThan(&c3))
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test.S(t).ExpectTrue(c1.SmallerThan(&c4))
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test.S(t).ExpectTrue(c3.SmallerThan(&c4))
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test.S(t).ExpectFalse(c3.SmallerThan(&c2))
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test.S(t).ExpectFalse(c4.SmallerThan(&c2))
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test.S(t).ExpectFalse(c4.SmallerThan(&c3))
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test.S(t).ExpectTrue(c1.SmallerThanOrEquals(&c2))
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test.S(t).ExpectTrue(c1.SmallerThanOrEquals(&c3))
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}
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func TestBinlogNext(t *testing.T) {
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c1 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 104}
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cres, err := c1.NextFileCoordinates()
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test.S(t).ExpectNil(err)
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test.S(t).ExpectEquals(c1.Type, cres.Type)
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test.S(t).ExpectEquals(cres.LogFile, "mysql-bin.00018")
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c2 := BinlogCoordinates{LogFile: "mysql-bin.00099", LogPos: 104}
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cres, err = c2.NextFileCoordinates()
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test.S(t).ExpectNil(err)
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test.S(t).ExpectEquals(c1.Type, cres.Type)
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test.S(t).ExpectEquals(cres.LogFile, "mysql-bin.00100")
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c3 := BinlogCoordinates{LogFile: "mysql.00.prod.com.00099", LogPos: 104}
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cres, err = c3.NextFileCoordinates()
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test.S(t).ExpectNil(err)
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test.S(t).ExpectEquals(c1.Type, cres.Type)
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test.S(t).ExpectEquals(cres.LogFile, "mysql.00.prod.com.00100")
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}
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func TestBinlogPrevious(t *testing.T) {
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c1 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 104}
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cres, err := c1.PreviousFileCoordinates()
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test.S(t).ExpectNil(err)
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test.S(t).ExpectEquals(c1.Type, cres.Type)
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test.S(t).ExpectEquals(cres.LogFile, "mysql-bin.00016")
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c2 := BinlogCoordinates{LogFile: "mysql-bin.00100", LogPos: 104}
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cres, err = c2.PreviousFileCoordinates()
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test.S(t).ExpectNil(err)
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test.S(t).ExpectEquals(c1.Type, cres.Type)
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test.S(t).ExpectEquals(cres.LogFile, "mysql-bin.00099")
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c3 := BinlogCoordinates{LogFile: "mysql.00.prod.com.00100", LogPos: 104}
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cres, err = c3.PreviousFileCoordinates()
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test.S(t).ExpectNil(err)
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test.S(t).ExpectEquals(c1.Type, cres.Type)
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test.S(t).ExpectEquals(cres.LogFile, "mysql.00.prod.com.00099")
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c4 := BinlogCoordinates{LogFile: "mysql.00.prod.com.00000", LogPos: 104}
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_, err = c4.PreviousFileCoordinates()
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test.S(t).ExpectNotNil(err)
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}
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func TestBinlogCoordinatesAsKey(t *testing.T) {
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m := make(map[BinlogCoordinates]bool)
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c1 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 104}
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c2 := BinlogCoordinates{LogFile: "mysql-bin.00022", LogPos: 104}
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c3 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 104}
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c4 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 222}
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m[c1] = true
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m[c2] = true
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m[c3] = true
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m[c4] = true
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test.S(t).ExpectEquals(len(m), 3)
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}
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func TestBinlogFileNumber(t *testing.T) {
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c1 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 104}
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c2 := BinlogCoordinates{LogFile: "mysql-bin.00022", LogPos: 104}
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test.S(t).ExpectEquals(c1.FileNumberDistance(&c1), 0)
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test.S(t).ExpectEquals(c1.FileNumberDistance(&c2), 5)
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test.S(t).ExpectEquals(c2.FileNumberDistance(&c1), -5)
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}
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func TestBinlogFileNumberDistance(t *testing.T) {
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c1 := BinlogCoordinates{LogFile: "mysql-bin.00017", LogPos: 104}
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fileNum, numLen := c1.FileNumber()
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test.S(t).ExpectEquals(fileNum, 17)
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test.S(t).ExpectEquals(numLen, 5)
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}
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