gh-ost/go/sql/builder_test.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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*/
package sql
import (
"testing"
"reflect"
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"regexp"
"strings"
"github.com/outbrain/golib/log"
test "github.com/outbrain/golib/tests"
)
var (
spacesRegexp = regexp.MustCompile(`[ \t\n\r]+`)
)
func init() {
log.SetLevel(log.ERROR)
}
func normalizeQuery(name string) string {
name = strings.Replace(name, "`", "", -1)
name = spacesRegexp.ReplaceAllString(name, " ")
name = strings.TrimSpace(name)
return name
}
func TestEscapeName(t *testing.T) {
names := []string{"my_table", `"my_table"`, "`my_table`"}
for _, name := range names {
escaped := EscapeName(name)
test.S(t).ExpectEquals(escaped, "`my_table`")
}
}
func TestBuildEqualsComparison(t *testing.T) {
{
columns := []string{"c1"}
values := []string{"@v1"}
comparison, err := BuildEqualsComparison(columns, values)
test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(comparison, "((`c1` = @v1))")
}
{
columns := []string{"c1", "c2"}
values := []string{"@v1", "@v2"}
comparison, err := BuildEqualsComparison(columns, values)
test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(comparison, "((`c1` = @v1) and (`c2` = @v2))")
}
{
columns := []string{"c1"}
values := []string{"@v1", "@v2"}
_, err := BuildEqualsComparison(columns, values)
test.S(t).ExpectNotNil(err)
}
{
columns := []string{}
values := []string{}
_, err := BuildEqualsComparison(columns, values)
test.S(t).ExpectNotNil(err)
}
}
func TestBuildEqualsPreparedComparison(t *testing.T) {
{
columns := []string{"c1", "c2"}
comparison, err := BuildEqualsPreparedComparison(columns)
test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(comparison, "((`c1` = ?) and (`c2` = ?))")
}
}
func TestBuildSetPreparedClause(t *testing.T) {
{
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columns := NewColumnList([]string{"c1"})
clause, err := BuildSetPreparedClause(columns)
test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(clause, "`c1`=?")
}
{
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columns := NewColumnList([]string{"c1", "c2"})
clause, err := BuildSetPreparedClause(columns)
test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(clause, "`c1`=?, `c2`=?")
}
{
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columns := NewColumnList([]string{})
_, err := BuildSetPreparedClause(columns)
test.S(t).ExpectNotNil(err)
}
}
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func TestBuildRangeComparison(t *testing.T) {
{
columns := []string{"c1"}
values := []string{"@v1"}
args := []interface{}{3}
comparison, explodedArgs, err := BuildRangeComparison(columns, values, args, LessThanComparisonSign)
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test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(comparison, "((`c1` < @v1))")
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3}))
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}
{
columns := []string{"c1"}
values := []string{"@v1"}
args := []interface{}{3}
comparison, explodedArgs, err := BuildRangeComparison(columns, values, args, LessThanOrEqualsComparisonSign)
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test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(comparison, "((`c1` < @v1) or ((`c1` = @v1)))")
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3}))
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}
{
columns := []string{"c1", "c2"}
values := []string{"@v1", "@v2"}
args := []interface{}{3, 17}
comparison, explodedArgs, err := BuildRangeComparison(columns, values, args, LessThanComparisonSign)
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test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(comparison, "((`c1` < @v1) or (((`c1` = @v1)) AND (`c2` < @v2)))")
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3, 17}))
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}
{
columns := []string{"c1", "c2"}
values := []string{"@v1", "@v2"}
args := []interface{}{3, 17}
comparison, explodedArgs, err := BuildRangeComparison(columns, values, args, LessThanOrEqualsComparisonSign)
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test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(comparison, "((`c1` < @v1) or (((`c1` = @v1)) AND (`c2` < @v2)) or ((`c1` = @v1) and (`c2` = @v2)))")
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3, 17, 3, 17}))
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}
{
columns := []string{"c1", "c2", "c3"}
values := []string{"@v1", "@v2", "@v3"}
args := []interface{}{3, 17, 22}
comparison, explodedArgs, err := BuildRangeComparison(columns, values, args, LessThanOrEqualsComparisonSign)
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test.S(t).ExpectNil(err)
test.S(t).ExpectEquals(comparison, "((`c1` < @v1) or (((`c1` = @v1)) AND (`c2` < @v2)) or (((`c1` = @v1) and (`c2` = @v2)) AND (`c3` < @v3)) or ((`c1` = @v1) and (`c2` = @v2) and (`c3` = @v3)))")
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3, 17, 3, 17, 22, 3, 17, 22}))
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}
{
columns := []string{"c1"}
values := []string{"@v1", "@v2"}
args := []interface{}{3, 17}
_, _, err := BuildRangeComparison(columns, values, args, LessThanOrEqualsComparisonSign)
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test.S(t).ExpectNotNil(err)
}
{
columns := []string{}
values := []string{}
args := []interface{}{}
_, _, err := BuildRangeComparison(columns, values, args, LessThanOrEqualsComparisonSign)
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test.S(t).ExpectNotNil(err)
}
}
func TestBuildRangeInsertQuery(t *testing.T) {
databaseName := "mydb"
originalTableName := "tbl"
ghostTableName := "ghost"
sharedColumns := []string{"id", "name", "position"}
{
uniqueKey := "PRIMARY"
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uniqueKeyColumns := NewColumnList([]string{"id"})
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rangeStartValues := []string{"@v1s"}
rangeEndValues := []string{"@v1e"}
rangeStartArgs := []interface{}{3}
rangeEndArgs := []interface{}{103}
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query, explodedArgs, err := BuildRangeInsertQuery(databaseName, originalTableName, ghostTableName, sharedColumns, sharedColumns, uniqueKey, uniqueKeyColumns, rangeStartValues, rangeEndValues, rangeStartArgs, rangeEndArgs, true, false)
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test.S(t).ExpectNil(err)
expected := `
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insert /* gh-ost mydb.tbl */ ignore into mydb.ghost (id, name, position)
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(select id, name, position from mydb.tbl force index (PRIMARY)
where (((id > @v1s) or ((id = @v1s))) and ((id < @v1e) or ((id = @v1e))))
)
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3, 103, 103}))
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}
{
uniqueKey := "name_position_uidx"
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uniqueKeyColumns := NewColumnList([]string{"name", "position"})
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rangeStartValues := []string{"@v1s", "@v2s"}
rangeEndValues := []string{"@v1e", "@v2e"}
rangeStartArgs := []interface{}{3, 17}
rangeEndArgs := []interface{}{103, 117}
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query, explodedArgs, err := BuildRangeInsertQuery(databaseName, originalTableName, ghostTableName, sharedColumns, sharedColumns, uniqueKey, uniqueKeyColumns, rangeStartValues, rangeEndValues, rangeStartArgs, rangeEndArgs, true, false)
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test.S(t).ExpectNil(err)
expected := `
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insert /* gh-ost mydb.tbl */ ignore into mydb.ghost (id, name, position)
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(select id, name, position from mydb.tbl force index (name_position_uidx)
where (((name > @v1s) or (((name = @v1s)) AND (position > @v2s)) or ((name = @v1s) and (position = @v2s))) and ((name < @v1e) or (((name = @v1e)) AND (position < @v2e)) or ((name = @v1e) and (position = @v2e))))
)
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3, 17, 3, 17, 103, 103, 117, 103, 117}))
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}
}
func TestBuildRangeInsertQueryRenameMap(t *testing.T) {
databaseName := "mydb"
originalTableName := "tbl"
ghostTableName := "ghost"
sharedColumns := []string{"id", "name", "position"}
mappedSharedColumns := []string{"id", "name", "location"}
{
uniqueKey := "PRIMARY"
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uniqueKeyColumns := NewColumnList([]string{"id"})
rangeStartValues := []string{"@v1s"}
rangeEndValues := []string{"@v1e"}
rangeStartArgs := []interface{}{3}
rangeEndArgs := []interface{}{103}
query, explodedArgs, err := BuildRangeInsertQuery(databaseName, originalTableName, ghostTableName, sharedColumns, mappedSharedColumns, uniqueKey, uniqueKeyColumns, rangeStartValues, rangeEndValues, rangeStartArgs, rangeEndArgs, true, false)
test.S(t).ExpectNil(err)
expected := `
insert /* gh-ost mydb.tbl */ ignore into mydb.ghost (id, name, location)
(select id, name, position from mydb.tbl force index (PRIMARY)
where (((id > @v1s) or ((id = @v1s))) and ((id < @v1e) or ((id = @v1e))))
)
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3, 103, 103}))
}
{
uniqueKey := "name_position_uidx"
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uniqueKeyColumns := NewColumnList([]string{"name", "position"})
rangeStartValues := []string{"@v1s", "@v2s"}
rangeEndValues := []string{"@v1e", "@v2e"}
rangeStartArgs := []interface{}{3, 17}
rangeEndArgs := []interface{}{103, 117}
query, explodedArgs, err := BuildRangeInsertQuery(databaseName, originalTableName, ghostTableName, sharedColumns, mappedSharedColumns, uniqueKey, uniqueKeyColumns, rangeStartValues, rangeEndValues, rangeStartArgs, rangeEndArgs, true, false)
test.S(t).ExpectNil(err)
expected := `
insert /* gh-ost mydb.tbl */ ignore into mydb.ghost (id, name, location)
(select id, name, position from mydb.tbl force index (name_position_uidx)
where (((name > @v1s) or (((name = @v1s)) AND (position > @v2s)) or ((name = @v1s) and (position = @v2s))) and ((name < @v1e) or (((name = @v1e)) AND (position < @v2e)) or ((name = @v1e) and (position = @v2e))))
)
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3, 17, 3, 17, 103, 103, 117, 103, 117}))
}
}
func TestBuildRangeInsertPreparedQuery(t *testing.T) {
databaseName := "mydb"
originalTableName := "tbl"
ghostTableName := "ghost"
sharedColumns := []string{"id", "name", "position"}
{
uniqueKey := "name_position_uidx"
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uniqueKeyColumns := NewColumnList([]string{"name", "position"})
rangeStartArgs := []interface{}{3, 17}
rangeEndArgs := []interface{}{103, 117}
query, explodedArgs, err := BuildRangeInsertPreparedQuery(databaseName, originalTableName, ghostTableName, sharedColumns, sharedColumns, uniqueKey, uniqueKeyColumns, rangeStartArgs, rangeEndArgs, true, true)
test.S(t).ExpectNil(err)
expected := `
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insert /* gh-ost mydb.tbl */ ignore into mydb.ghost (id, name, position)
(select id, name, position from mydb.tbl force index (name_position_uidx)
where (((name > ?) or (((name = ?)) AND (position > ?)) or ((name = ?) and (position = ?))) and ((name < ?) or (((name = ?)) AND (position < ?)) or ((name = ?) and (position = ?))))
lock in share mode )
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3, 17, 3, 17, 103, 103, 117, 103, 117}))
}
}
func TestBuildUniqueKeyRangeEndPreparedQuery(t *testing.T) {
databaseName := "mydb"
originalTableName := "tbl"
var chunkSize int64 = 500
{
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uniqueKeyColumns := NewColumnList([]string{"name", "position"})
rangeStartArgs := []interface{}{3, 17}
rangeEndArgs := []interface{}{103, 117}
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query, explodedArgs, err := BuildUniqueKeyRangeEndPreparedQueryViaTemptable(databaseName, originalTableName, uniqueKeyColumns, rangeStartArgs, rangeEndArgs, chunkSize, false, "test")
test.S(t).ExpectNil(err)
expected := `
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select /* gh-ost mydb.tbl test */ name, position
from (
select
name, position
from
mydb.tbl
where ((name > ?) or (((name = ?)) AND (position > ?))) and ((name < ?) or (((name = ?)) AND (position < ?)) or ((name = ?) and (position = ?)))
order by
name asc, position asc
limit 500
) select_osc_chunk
order by
name desc, position desc
limit 1
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(explodedArgs, []interface{}{3, 3, 17, 103, 103, 117, 103, 117}))
}
}
func TestBuildUniqueKeyMinValuesPreparedQuery(t *testing.T) {
databaseName := "mydb"
originalTableName := "tbl"
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uniqueKeyColumns := NewColumnList([]string{"name", "position"})
{
query, err := BuildUniqueKeyMinValuesPreparedQuery(databaseName, originalTableName, uniqueKeyColumns)
test.S(t).ExpectNil(err)
expected := `
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select /* gh-ost mydb.tbl */ name, position
from
mydb.tbl
order by
name asc, position asc
limit 1
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
}
{
query, err := BuildUniqueKeyMaxValuesPreparedQuery(databaseName, originalTableName, uniqueKeyColumns)
test.S(t).ExpectNil(err)
expected := `
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select /* gh-ost mydb.tbl */ name, position
from
mydb.tbl
order by
name desc, position desc
limit 1
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
}
}
func TestBuildDMLDeleteQuery(t *testing.T) {
databaseName := "mydb"
tableName := "tbl"
tableColumns := NewColumnList([]string{"id", "name", "rank", "position", "age"})
args := []interface{}{3, "testname", "first", 17, 23}
{
uniqueKeyColumns := NewColumnList([]string{"position"})
query, uniqueKeyArgs, err := BuildDMLDeleteQuery(databaseName, tableName, tableColumns, uniqueKeyColumns, args)
test.S(t).ExpectNil(err)
expected := `
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delete /* gh-ost mydb.tbl */
from
mydb.tbl
where
((position = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{17}))
}
{
uniqueKeyColumns := NewColumnList([]string{"name", "position"})
query, uniqueKeyArgs, err := BuildDMLDeleteQuery(databaseName, tableName, tableColumns, uniqueKeyColumns, args)
test.S(t).ExpectNil(err)
expected := `
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delete /* gh-ost mydb.tbl */
from
mydb.tbl
where
((name = ?) and (position = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{"testname", 17}))
}
{
uniqueKeyColumns := NewColumnList([]string{"position", "name"})
query, uniqueKeyArgs, err := BuildDMLDeleteQuery(databaseName, tableName, tableColumns, uniqueKeyColumns, args)
test.S(t).ExpectNil(err)
expected := `
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delete /* gh-ost mydb.tbl */
from
mydb.tbl
where
((position = ?) and (name = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{17, "testname"}))
}
{
uniqueKeyColumns := NewColumnList([]string{"position", "name"})
args := []interface{}{"first", 17}
_, _, err := BuildDMLDeleteQuery(databaseName, tableName, tableColumns, uniqueKeyColumns, args)
test.S(t).ExpectNotNil(err)
}
}
func TestBuildDMLDeleteQuerySignedUnsigned(t *testing.T) {
databaseName := "mydb"
tableName := "tbl"
tableColumns := NewColumnList([]string{"id", "name", "rank", "position", "age"})
uniqueKeyColumns := NewColumnList([]string{"position"})
{
// test signed (expect no change)
args := []interface{}{3, "testname", "first", -1, 23}
query, uniqueKeyArgs, err := BuildDMLDeleteQuery(databaseName, tableName, tableColumns, uniqueKeyColumns, args)
test.S(t).ExpectNil(err)
expected := `
delete /* gh-ost mydb.tbl */
from
mydb.tbl
where
((position = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{-1}))
}
{
// test unsigned
args := []interface{}{3, "testname", "first", int8(-1), 23}
uniqueKeyColumns.SetUnsigned("position")
query, uniqueKeyArgs, err := BuildDMLDeleteQuery(databaseName, tableName, tableColumns, uniqueKeyColumns, args)
test.S(t).ExpectNil(err)
expected := `
delete /* gh-ost mydb.tbl */
from
mydb.tbl
where
((position = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{uint8(255)}))
}
}
func TestBuildDMLInsertQuery(t *testing.T) {
databaseName := "mydb"
tableName := "tbl"
tableColumns := NewColumnList([]string{"id", "name", "rank", "position", "age"})
args := []interface{}{3, "testname", "first", 17, 23}
{
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
query, sharedArgs, err := BuildDMLInsertQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, args)
test.S(t).ExpectNil(err)
expected := `
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replace /* gh-ost mydb.tbl */
into mydb.tbl
(id, name, position, age)
values
(?, ?, ?, ?)
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", 17, 23}))
}
{
sharedColumns := NewColumnList([]string{"position", "name", "age", "id"})
query, sharedArgs, err := BuildDMLInsertQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, args)
test.S(t).ExpectNil(err)
expected := `
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replace /* gh-ost mydb.tbl */
into mydb.tbl
(position, name, age, id)
values
(?, ?, ?, ?)
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{17, "testname", 23, 3}))
}
{
sharedColumns := NewColumnList([]string{"position", "name", "surprise", "id"})
_, _, err := BuildDMLInsertQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, args)
test.S(t).ExpectNotNil(err)
}
{
sharedColumns := NewColumnList([]string{})
_, _, err := BuildDMLInsertQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, args)
test.S(t).ExpectNotNil(err)
}
}
func TestBuildDMLInsertQuerySignedUnsigned(t *testing.T) {
databaseName := "mydb"
tableName := "tbl"
tableColumns := NewColumnList([]string{"id", "name", "rank", "position", "age"})
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
{
// testing signed
args := []interface{}{3, "testname", "first", int8(-1), 23}
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
query, sharedArgs, err := BuildDMLInsertQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, args)
test.S(t).ExpectNil(err)
expected := `
replace /* gh-ost mydb.tbl */
into mydb.tbl
(id, name, position, age)
values
(?, ?, ?, ?)
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", int8(-1), 23}))
}
{
// testing unsigned
args := []interface{}{3, "testname", "first", int8(-1), 23}
sharedColumns.SetUnsigned("position")
query, sharedArgs, err := BuildDMLInsertQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, args)
test.S(t).ExpectNil(err)
expected := `
replace /* gh-ost mydb.tbl */
into mydb.tbl
(id, name, position, age)
values
(?, ?, ?, ?)
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", uint8(255), 23}))
}
{
// testing unsigned
args := []interface{}{3, "testname", "first", int32(-1), 23}
sharedColumns.SetUnsigned("position")
query, sharedArgs, err := BuildDMLInsertQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, args)
test.S(t).ExpectNil(err)
expected := `
replace /* gh-ost mydb.tbl */
into mydb.tbl
(id, name, position, age)
values
(?, ?, ?, ?)
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", uint32(4294967295), 23}))
}
}
func TestBuildDMLUpdateQuery(t *testing.T) {
databaseName := "mydb"
tableName := "tbl"
tableColumns := NewColumnList([]string{"id", "name", "rank", "position", "age"})
valueArgs := []interface{}{3, "testname", "newval", 17, 23}
whereArgs := []interface{}{3, "testname", "findme", 17, 56}
{
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
uniqueKeyColumns := NewColumnList([]string{"position"})
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query, sharedArgs, uniqueKeyArgs, err := BuildDMLUpdateQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, uniqueKeyColumns, valueArgs, whereArgs)
test.S(t).ExpectNil(err)
expected := `
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update /* gh-ost mydb.tbl */
mydb.tbl
set id=?, name=?, position=?, age=?
where
((position = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", 17, 23}))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{17}))
}
{
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
uniqueKeyColumns := NewColumnList([]string{"position", "name"})
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query, sharedArgs, uniqueKeyArgs, err := BuildDMLUpdateQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, uniqueKeyColumns, valueArgs, whereArgs)
test.S(t).ExpectNil(err)
expected := `
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update /* gh-ost mydb.tbl */
mydb.tbl
set id=?, name=?, position=?, age=?
where
((position = ?) and (name = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", 17, 23}))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{17, "testname"}))
}
{
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
uniqueKeyColumns := NewColumnList([]string{"age"})
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query, sharedArgs, uniqueKeyArgs, err := BuildDMLUpdateQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, uniqueKeyColumns, valueArgs, whereArgs)
test.S(t).ExpectNil(err)
expected := `
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update /* gh-ost mydb.tbl */
mydb.tbl
set id=?, name=?, position=?, age=?
where
((age = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", 17, 23}))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{56}))
}
{
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
uniqueKeyColumns := NewColumnList([]string{"age", "position", "id", "name"})
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query, sharedArgs, uniqueKeyArgs, err := BuildDMLUpdateQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, uniqueKeyColumns, valueArgs, whereArgs)
test.S(t).ExpectNil(err)
expected := `
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update /* gh-ost mydb.tbl */
mydb.tbl
set id=?, name=?, position=?, age=?
where
((age = ?) and (position = ?) and (id = ?) and (name = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", 17, 23}))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{56, 17, 3, "testname"}))
}
{
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
uniqueKeyColumns := NewColumnList([]string{"age", "surprise"})
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_, _, _, err := BuildDMLUpdateQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, uniqueKeyColumns, valueArgs, whereArgs)
test.S(t).ExpectNotNil(err)
}
{
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
uniqueKeyColumns := NewColumnList([]string{})
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_, _, _, err := BuildDMLUpdateQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, uniqueKeyColumns, valueArgs, whereArgs)
test.S(t).ExpectNotNil(err)
}
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{
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
mappedColumns := NewColumnList([]string{"id", "name", "role", "age"})
uniqueKeyColumns := NewColumnList([]string{"id"})
query, sharedArgs, uniqueKeyArgs, err := BuildDMLUpdateQuery(databaseName, tableName, tableColumns, sharedColumns, mappedColumns, uniqueKeyColumns, valueArgs, whereArgs)
test.S(t).ExpectNil(err)
expected := `
update /* gh-ost mydb.tbl */
mydb.tbl
set id=?, name=?, role=?, age=?
where
((id = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", 17, 23}))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{3}))
}
}
func TestBuildDMLUpdateQuerySignedUnsigned(t *testing.T) {
databaseName := "mydb"
tableName := "tbl"
tableColumns := NewColumnList([]string{"id", "name", "rank", "position", "age"})
valueArgs := []interface{}{3, "testname", "newval", int8(-17), int8(-2)}
whereArgs := []interface{}{3, "testname", "findme", int8(-3), 56}
sharedColumns := NewColumnList([]string{"id", "name", "position", "age"})
uniqueKeyColumns := NewColumnList([]string{"position"})
{
// test signed
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query, sharedArgs, uniqueKeyArgs, err := BuildDMLUpdateQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, uniqueKeyColumns, valueArgs, whereArgs)
test.S(t).ExpectNil(err)
expected := `
update /* gh-ost mydb.tbl */
mydb.tbl
set id=?, name=?, position=?, age=?
where
((position = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", int8(-17), int8(-2)}))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{int8(-3)}))
}
{
// test unsigned
sharedColumns.SetUnsigned("age")
uniqueKeyColumns.SetUnsigned("position")
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query, sharedArgs, uniqueKeyArgs, err := BuildDMLUpdateQuery(databaseName, tableName, tableColumns, sharedColumns, sharedColumns, uniqueKeyColumns, valueArgs, whereArgs)
test.S(t).ExpectNil(err)
expected := `
update /* gh-ost mydb.tbl */
mydb.tbl
set id=?, name=?, position=?, age=?
where
((position = ?))
`
test.S(t).ExpectEquals(normalizeQuery(query), normalizeQuery(expected))
test.S(t).ExpectTrue(reflect.DeepEqual(sharedArgs, []interface{}{3, "testname", int8(-17), uint8(254)}))
test.S(t).ExpectTrue(reflect.DeepEqual(uniqueKeyArgs, []interface{}{uint8(253)}))
}
}