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https://github.com/SigNoz/signoz.git
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test(operator): write more unit tests
This commit is contained in:
grandwizard28
parent
6edcaeaebc
commit
558a637354
@ -59,7 +59,7 @@ func (operator *Operator) AlterTable(oldTable *Table, oldTableUniqueConstraints
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// Drop primary key constraint if it is in the old table and the new table but they are different.
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if oldTable.PrimaryKeyConstraint != nil && newTable.PrimaryKeyConstraint != nil && !oldTable.PrimaryKeyConstraint.Equals(newTable.PrimaryKeyConstraint) {
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sql = append(sql, operator.DropConstraint(oldTable, oldTableUniqueConstraints, newTable.PrimaryKeyConstraint)...)
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sql = append(sql, operator.DropConstraint(oldTable, oldTableUniqueConstraints, oldTable.PrimaryKeyConstraint)...)
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}
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// Drop foreign key constraints that are in the old table but not in the new table.
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@ -90,7 +90,7 @@ func (operator *Operator) AlterTable(oldTable *Table, oldTableUniqueConstraints
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// Add columns that are in the new table but not in the old table.
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for _, column := range newTable.Columns {
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if index := operator.findColumnByName(oldTable, column.Name); index == -1 {
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sql = append(sql, operator.AddColumn(oldTable, oldTableUniqueConstraints, column, column.Default)...)
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sql = append(sql, operator.AddColumn(oldTable, oldTableUniqueConstraints, column, nil)...)
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}
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}
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@ -183,12 +183,19 @@ func (operator *Operator) AddColumn(table *Table, uniqueConstraints []*UniqueCon
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column.ToAddSQL(operator.fmter, table.Name, operator.support.SAlterTableAddAndDropColumnIfNotExistsAndExists),
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}
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if !column.Nullable {
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if val == nil {
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val = column.DataType.z
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}
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// If the value is not nil, always try to update the column.
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if val != nil {
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sqls = append(sqls, column.ToUpdateSQL(operator.fmter, table.Name, val))
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}
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// If the column is not nullable and does not have a default value and no value is provided, we need to set something.
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// So we set it to the zero value of the column's data type.
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if !column.Nullable && column.Default == "" && val == nil {
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sqls = append(sqls, column.ToUpdateSQL(operator.fmter, table.Name, column.DataType.z))
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}
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// If the column is not nullable, we need to set it to not null.
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if !column.Nullable {
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if operator.support.SAlterTableAlterColumnSetAndDrop {
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sqls = append(sqls, column.ToSetNotNullSQL(operator.fmter, table.Name))
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} else {
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@ -1,7 +1,6 @@
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package sqlschema
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import (
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"fmt"
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"testing"
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"github.com/stretchr/testify/assert"
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@ -55,12 +54,11 @@ func TestOperatorAddColumn(t *testing.T) {
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column *Column
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val any
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uniqueConstraints []*UniqueConstraint
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support OperatorSupport
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expectedSQLs [][]byte
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expectedTable *Table
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expected map[OperatorSupport][][]byte
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}{
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{
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name: "NullableNoDefault_DoesNotExist_SAlterTableAddAndDropColumnIfNotExistsAndExistsTrue_SAlterTableAlterColumnSetAndDropTrue",
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name: "NullableNoDefault_DoesNotExist",
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table: &Table{
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Name: "users",
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Columns: []*Column{
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@ -69,23 +67,25 @@ func TestOperatorAddColumn(t *testing.T) {
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},
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column: &Column{Name: "name", DataType: DataTypeText, Nullable: true, Default: ""},
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val: nil,
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support: OperatorSupport{
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SAlterTableAddAndDropColumnIfNotExistsAndExists: true,
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SAlterTableAlterColumnSetAndDrop: true,
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},
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expectedSQLs: [][]byte{
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[]byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "name" TEXT`),
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},
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expectedTable: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "name", DataType: DataTypeText, Nullable: true, Default: ""},
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},
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ForeignKeyConstraints: []*ForeignKeyConstraint{},
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},
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expected: map[OperatorSupport][][]byte{
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{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN "name" TEXT`),
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},
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{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "name" TEXT`),
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},
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},
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},
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{
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name: "MismatchingDataType_DoesExist_SAlterTableAddAndDropColumnIfNotExistsAndExistsTrue_SAlterTableAlterColumnSetAndDropTrue",
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name: "MismatchingDataType_DoesExist",
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table: &Table{
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Name: "users",
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Columns: []*Column{
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@ -95,21 +95,21 @@ func TestOperatorAddColumn(t *testing.T) {
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},
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column: &Column{Name: "name", DataType: DataTypeBigInt, Nullable: true, Default: ""},
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val: nil,
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support: OperatorSupport{
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SAlterTableAddAndDropColumnIfNotExistsAndExists: true,
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SAlterTableAlterColumnSetAndDrop: true,
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},
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expectedSQLs: [][]byte{},
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expectedTable: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "name", DataType: DataTypeText, Nullable: true, Default: ""},
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},
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ForeignKeyConstraints: []*ForeignKeyConstraint{},
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},
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expected: map[OperatorSupport][][]byte{
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{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {},
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{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {},
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},
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},
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{
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name: "NotNullableNoDefaultNoVal_DoesNotExist_SAlterTableAddAndDropColumnIfNotExistsAndExistsTrue_SAlterTableAlterColumnSetAndDropTrue",
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name: "TextNotNullableNoDefaultNoVal_DoesNotExist",
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table: &Table{
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Name: "users",
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Columns: []*Column{
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@ -118,25 +118,66 @@ func TestOperatorAddColumn(t *testing.T) {
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},
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column: &Column{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
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val: nil,
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support: OperatorSupport{
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SAlterTableAddAndDropColumnIfNotExistsAndExists: true,
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SAlterTableAlterColumnSetAndDrop: true,
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expectedTable: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
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},
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expectedSQLs: [][]byte{
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ForeignKeyConstraints: []*ForeignKeyConstraint{},
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},
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expected: map[OperatorSupport][][]byte{
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{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN "name" TEXT`),
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[]byte(`UPDATE "users" SET "name" = ''`),
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[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT NOT NULL)`),
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[]byte(`INSERT INTO "users__temp" ("id", "name") SELECT "id", "name" FROM "users"`),
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[]byte(`DROP TABLE IF EXISTS "users"`),
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[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
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},
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{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "name" TEXT`),
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[]byte(`UPDATE "users" SET "name" = ''`),
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[]byte(`ALTER TABLE "users" ALTER COLUMN "name" SET NOT NULL`),
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},
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},
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},
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{
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name: "IntegerNotNullableNoDefaultNoVal_DoesNotExist",
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table: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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},
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},
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column: &Column{Name: "num", DataType: DataTypeInteger, Nullable: false, Default: ""},
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val: nil,
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expectedTable: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
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{Name: "num", DataType: DataTypeInteger, Nullable: false, Default: ""},
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},
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ForeignKeyConstraints: []*ForeignKeyConstraint{},
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},
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expected: map[OperatorSupport][][]byte{
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{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN "num" INTEGER`),
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[]byte(`UPDATE "users" SET "num" = 0`),
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[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "num" INTEGER NOT NULL)`),
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[]byte(`INSERT INTO "users__temp" ("id", "num") SELECT "id", "num" FROM "users"`),
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[]byte(`DROP TABLE IF EXISTS "users"`),
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[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
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},
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{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "num" INTEGER`),
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[]byte(`UPDATE "users" SET "num" = 0`),
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[]byte(`ALTER TABLE "users" ALTER COLUMN "num" SET NOT NULL`),
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},
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},
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},
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{
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name: "NotNullableNoDefault_DoesNotExist_SAlterTableAddAndDropColumnIfNotExistsAndExistsTrue_SAlterTableAlterColumnSetAndDropTrue",
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name: "IntegerNotNullableNoDefaultVal_DoesNotExist",
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table: &Table{
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Name: "users",
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Columns: []*Column{
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@ -145,80 +186,90 @@ func TestOperatorAddColumn(t *testing.T) {
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},
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column: &Column{Name: "num", DataType: DataTypeInteger, Nullable: false, Default: ""},
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val: int64(100),
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support: OperatorSupport{
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SAlterTableAddAndDropColumnIfNotExistsAndExists: true,
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SAlterTableAlterColumnSetAndDrop: true,
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expectedTable: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "num", DataType: DataTypeInteger, Nullable: false, Default: ""},
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},
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expectedSQLs: [][]byte{
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ForeignKeyConstraints: []*ForeignKeyConstraint{},
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},
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expected: map[OperatorSupport][][]byte{
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{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN "num" INTEGER`),
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[]byte(`UPDATE "users" SET "num" = 100`),
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[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "num" INTEGER NOT NULL)`),
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[]byte(`INSERT INTO "users__temp" ("id", "num") SELECT "id", "num" FROM "users"`),
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[]byte(`DROP TABLE IF EXISTS "users"`),
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[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
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},
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{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "num" INTEGER`),
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[]byte(`UPDATE "users" SET "num" = 100`),
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[]byte(`ALTER TABLE "users" ALTER COLUMN "num" SET NOT NULL`),
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},
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expectedTable: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "num", DataType: DataTypeInteger, Nullable: false, Default: ""},
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},
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},
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},
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{
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name: "NotNullableNoDefault_DoesNotExist_SAlterTableAddAndDropColumnIfNotExistsAndExistsTrue_SAlterTableAlterColumnSetAndDropFalse",
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name: "BooleanNotNullableNoDefaultValNoVal_DoesNotExist",
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table: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
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},
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},
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column: &Column{Name: "num", DataType: DataTypeInteger, Nullable: false, Default: ""},
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val: int64(100),
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uniqueConstraints: []*UniqueConstraint{
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{ColumnNames: []ColumnName{"name"}},
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column: &Column{Name: "is_admin", DataType: DataTypeBoolean, Nullable: false, Default: ""},
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val: nil,
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expectedTable: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "is_admin", DataType: DataTypeBoolean, Nullable: false, Default: ""},
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},
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support: OperatorSupport{
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SAlterTableAddAndDropColumnIfNotExistsAndExists: true,
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SAlterTableAlterColumnSetAndDrop: false,
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ForeignKeyConstraints: []*ForeignKeyConstraint{},
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},
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expectedSQLs: [][]byte{
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[]byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "num" INTEGER`),
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[]byte(`UPDATE "users" SET "num" = 100`),
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[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT NOT NULL, "num" INTEGER NOT NULL)`),
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[]byte(`INSERT INTO "users__temp" ("id", "name", "num") SELECT "id", "name", "num" FROM "users"`),
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expected: map[OperatorSupport][][]byte{
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{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN "is_admin" BOOLEAN`),
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// Set to the zero value
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[]byte(`UPDATE "users" SET "is_admin" = FALSE`),
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[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "is_admin" BOOLEAN NOT NULL)`),
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[]byte(`INSERT INTO "users__temp" ("id", "is_admin") SELECT "id", "is_admin" FROM "users"`),
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[]byte(`DROP TABLE IF EXISTS "users"`),
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[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
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[]byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_name" ON "users" ("name")`),
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},
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expectedTable: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
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{Name: "num", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "is_admin" BOOLEAN`),
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// Set to the zero value
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[]byte(`UPDATE "users" SET "is_admin" = FALSE`),
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[]byte(`ALTER TABLE "users" ALTER COLUMN "is_admin" SET NOT NULL`),
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},
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},
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},
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{
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name: "MismatchingDataType_DoesExist_SAlterTableAddAndDropColumnIfNotExistsAndExistsTrue_SAlterTableAlterColumnSetAndDropFalse",
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name: "BooleanNullableDefaultVal_DoesNotExist",
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table: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "name", DataType: DataTypeText, Nullable: true, Default: ""},
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},
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},
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column: &Column{Name: "name", DataType: DataTypeBigInt, Nullable: false, Default: ""},
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column: &Column{Name: "is_admin", DataType: DataTypeBoolean, Nullable: true, Default: "TRUE"},
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val: nil,
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support: OperatorSupport{
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SAlterTableAddAndDropColumnIfNotExistsAndExists: true,
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SAlterTableAlterColumnSetAndDrop: false,
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},
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expectedSQLs: [][]byte{},
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expectedTable: &Table{
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Name: "users",
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Columns: []*Column{
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{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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{Name: "name", DataType: DataTypeText, Nullable: true, Default: ""},
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{Name: "is_admin", DataType: DataTypeBoolean, Nullable: true, Default: "TRUE"},
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},
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ForeignKeyConstraints: []*ForeignKeyConstraint{},
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},
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expected: map[OperatorSupport][][]byte{
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{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN "is_admin" BOOLEAN DEFAULT TRUE`),
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},
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{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
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[]byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "is_admin" BOOLEAN DEFAULT TRUE`),
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},
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},
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},
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@ -227,11 +278,15 @@ func TestOperatorAddColumn(t *testing.T) {
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for _, testCase := range testCases {
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t.Run(testCase.name, func(t *testing.T) {
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fmter := NewFormatter(schema.NewNopFormatter().Dialect())
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operator := NewOperator(fmter, testCase.support)
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actuals := operator.AddColumn(testCase.table, testCase.uniqueConstraints, testCase.column, testCase.val)
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assert.Equal(t, testCase.expectedSQLs, actuals)
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assert.Equal(t, testCase.expectedTable, testCase.table)
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for support, expectedSQLs := range testCase.expected {
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operator := NewOperator(fmter, support)
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clonedTable := testCase.table.Clone()
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actuals := operator.AddColumn(clonedTable, testCase.uniqueConstraints, testCase.column, testCase.val)
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assert.Equal(t, expectedSQLs, actuals)
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assert.Equal(t, testCase.expectedTable, clonedTable)
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}
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})
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}
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}
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@ -710,288 +765,329 @@ func TestOperatorAlterTable(t *testing.T) {
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newTable *Table
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expected map[OperatorSupport][][]byte
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}{
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// {
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// name: "NoOperation",
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// table: &Table{
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// Name: "users",
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// Columns: []*Column{
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// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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// {Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
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// },
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// },
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// newTable: &Table{
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// Name: "users",
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// Columns: []*Column{
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// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
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// {Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
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// },
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// ForeignKeyConstraints: []*ForeignKeyConstraint{},
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// },
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// expected: map[OperatorSupport][][]byte{
|
||||
// {SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {},
|
||||
// {SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {},
|
||||
// },
|
||||
// },
|
||||
// {
|
||||
// name: "RenameTable",
|
||||
// table: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// },
|
||||
// newTable: &Table{
|
||||
// Name: "users_new",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
// },
|
||||
// expected: map[OperatorSupport][][]byte{
|
||||
// {SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// []byte(`ALTER TABLE "users" RENAME TO "users_new"`),
|
||||
// },
|
||||
// {SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
// []byte(`ALTER TABLE "users" RENAME TO "users_new"`),
|
||||
// },
|
||||
// },
|
||||
// },
|
||||
// {
|
||||
// name: "AddColumn_NullableNoDefault_SAlterTableAddAndDropColumnIfNotExistsAndExistsTrue",
|
||||
// table: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
// },
|
||||
// },
|
||||
// newTable: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
// {Name: "age", DataType: DataTypeInteger, Nullable: true, Default: ""},
|
||||
// },
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
// },
|
||||
// expected: map[OperatorSupport][][]byte{
|
||||
// {SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// []byte(`ALTER TABLE "users" ADD COLUMN "age" INTEGER`),
|
||||
// },
|
||||
// {SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
// []byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "age" INTEGER`),
|
||||
// },
|
||||
// },
|
||||
// },
|
||||
// {
|
||||
// name: "CreatePrimaryKeyConstraint",
|
||||
// table: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// },
|
||||
// newTable: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// PrimaryKeyConstraint: &PrimaryKeyConstraint{
|
||||
// ColumnNames: []ColumnName{"id"},
|
||||
// },
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
// },
|
||||
// expected: map[OperatorSupport][][]byte{
|
||||
// {SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// []byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, CONSTRAINT "pk_users" PRIMARY KEY ("id"))`),
|
||||
// []byte(`INSERT INTO "users__temp" ("id") SELECT "id" FROM "users"`),
|
||||
// []byte(`DROP TABLE IF EXISTS "users"`),
|
||||
// []byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// },
|
||||
// {SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
// []byte(`ALTER TABLE "users" ADD CONSTRAINT "pk_users" PRIMARY KEY ("id")`),
|
||||
// },
|
||||
// },
|
||||
// },
|
||||
// {
|
||||
// name: "DropPrimaryKeyConstraint_AlterColumnNullable",
|
||||
// table: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "name", DataType: DataTypeText, Nullable: true, Default: ""},
|
||||
// },
|
||||
// PrimaryKeyConstraint: &PrimaryKeyConstraint{ColumnNames: []ColumnName{"id"}},
|
||||
// },
|
||||
// newTable: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
// },
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
// },
|
||||
// expected: map[OperatorSupport][][]byte{
|
||||
// {SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// // first drop to remove the primary key constraint
|
||||
// []byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT)`),
|
||||
// []byte(`INSERT INTO "users__temp" ("id", "name") SELECT "id", "name" FROM "users"`),
|
||||
// []byte(`DROP TABLE IF EXISTS "users"`),
|
||||
// []byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// // second drop to make the column nullable
|
||||
// []byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT NOT NULL)`),
|
||||
// []byte(`INSERT INTO "users__temp" ("id", "name") SELECT "id", "name" FROM "users"`),
|
||||
// []byte(`DROP TABLE IF EXISTS "users"`),
|
||||
// []byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// },
|
||||
// {SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
// []byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "pk_users"`),
|
||||
// []byte(`ALTER TABLE "users" ALTER COLUMN "name" SET NOT NULL`),
|
||||
// },
|
||||
// },
|
||||
// },
|
||||
// {
|
||||
// name: "DropForeignKeyConstraint_DropColumn",
|
||||
// table: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "org_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
// {ReferencingColumnName: "org_id", ReferencedTableName: "orgs", ReferencedColumnName: "id"},
|
||||
// },
|
||||
// },
|
||||
// newTable: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
// },
|
||||
// expected: map[OperatorSupport][][]byte{
|
||||
// {SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// // first drop to remove the foreign key constraint
|
||||
// []byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "org_id" INTEGER NOT NULL)`),
|
||||
// []byte(`INSERT INTO "users__temp" ("id", "org_id") SELECT "id", "org_id" FROM "users"`),
|
||||
// []byte(`DROP TABLE IF EXISTS "users"`),
|
||||
// []byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// // second drop to remove the column
|
||||
// []byte(`ALTER TABLE "users" DROP COLUMN "org_id"`),
|
||||
// },
|
||||
// {SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
// // first drop to remove the foreign key constraint
|
||||
// []byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "fk_users_org_id"`),
|
||||
// // second drop to remove the column
|
||||
// []byte(`ALTER TABLE "users" DROP COLUMN IF EXISTS "org_id"`),
|
||||
// },
|
||||
// },
|
||||
// },
|
||||
// {
|
||||
// name: "DropMultipleConstraints",
|
||||
// table: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
// {Name: "age", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "org_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "team_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// PrimaryKeyConstraint: &PrimaryKeyConstraint{ColumnNames: []ColumnName{"id"}},
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
// {ReferencingColumnName: "org_id", ReferencedTableName: "orgs", ReferencedColumnName: "id"},
|
||||
// {ReferencingColumnName: "team_id", ReferencedTableName: "teams", ReferencedColumnName: "id"},
|
||||
// },
|
||||
// },
|
||||
// uniqueConstraints: []*UniqueConstraint{
|
||||
// {ColumnNames: []ColumnName{"name", "age"}},
|
||||
// },
|
||||
// newTable: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
// {Name: "age", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "org_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "team_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
// {ReferencingColumnName: "team_id", ReferencedTableName: "teams", ReferencedColumnName: "id"},
|
||||
// },
|
||||
// },
|
||||
// expected: map[OperatorSupport][][]byte{
|
||||
// {SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// []byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT NOT NULL, "age" INTEGER NOT NULL, "org_id" INTEGER NOT NULL, "team_id" INTEGER NOT NULL, CONSTRAINT "fk_users_team_id" FOREIGN KEY ("team_id") REFERENCES "teams" ("id"))`),
|
||||
// []byte(`INSERT INTO "users__temp" ("id", "name", "age", "org_id", "team_id") SELECT "id", "name", "age", "org_id", "team_id" FROM "users"`),
|
||||
// []byte(`DROP TABLE IF EXISTS "users"`),
|
||||
// []byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// []byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_name_age" ON "users" ("name", "age")`),
|
||||
// },
|
||||
// {SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
// []byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "pk_users"`),
|
||||
// []byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "fk_users_org_id"`),
|
||||
// []byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "uq_users_name_age"`),
|
||||
// []byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_name_age" ON "users" ("name", "age")`),
|
||||
// },
|
||||
// },
|
||||
// },
|
||||
// {
|
||||
// name: "DropUniqueConstraints_AlterMultipleColumns",
|
||||
// table: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "name", DataType: DataTypeText, Nullable: true, Default: ""},
|
||||
// {Name: "age", DataType: DataTypeInteger, Nullable: true, Default: ""},
|
||||
// {Name: "email", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// PrimaryKeyConstraint: &PrimaryKeyConstraint{ColumnNames: []ColumnName{"id"}},
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
// {ReferencingColumnName: "org_id", ReferencedTableName: "orgs", ReferencedColumnName: "id"},
|
||||
// },
|
||||
// },
|
||||
// uniqueConstraints: []*UniqueConstraint{
|
||||
// {ColumnNames: []ColumnName{"email"}},
|
||||
// {name: "my_name_constraint", ColumnNames: []ColumnName{"name"}},
|
||||
// },
|
||||
// newTable: &Table{
|
||||
// Name: "users",
|
||||
// Columns: []*Column{
|
||||
// {Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// {Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
// {Name: "age", DataType: DataTypeInteger, Nullable: false, Default: "0"},
|
||||
// {Name: "email", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
// },
|
||||
// PrimaryKeyConstraint: &PrimaryKeyConstraint{ColumnNames: []ColumnName{"id"}},
|
||||
// ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
// {ReferencingColumnName: "org_id", ReferencedTableName: "orgs", ReferencedColumnName: "id"},
|
||||
// },
|
||||
// },
|
||||
// expected: map[OperatorSupport][][]byte{
|
||||
// {SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// // first drop to remove unique constraint
|
||||
// []byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT, "age" INTEGER, "email" INTEGER NOT NULL, CONSTRAINT "pk_users" PRIMARY KEY ("id"), CONSTRAINT "fk_users_org_id" FOREIGN KEY ("org_id") REFERENCES "orgs" ("id"))`),
|
||||
// []byte(`INSERT INTO "users__temp" ("id", "name", "age", "email") SELECT "id", "name", "age", "email" FROM "users"`),
|
||||
// []byte(`DROP TABLE IF EXISTS "users"`),
|
||||
// []byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// // second drop to change all columns
|
||||
// []byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT NOT NULL, "age" INTEGER NOT NULL DEFAULT 0, "email" INTEGER NOT NULL, CONSTRAINT "pk_users" PRIMARY KEY ("id"), CONSTRAINT "fk_users_org_id" FOREIGN KEY ("org_id") REFERENCES "orgs" ("id"))`),
|
||||
// []byte(`INSERT INTO "users__temp" ("id", "name", "age", "email") SELECT "id", "name", "age", "email" FROM "users"`),
|
||||
// []byte(`DROP TABLE IF EXISTS "users"`),
|
||||
// []byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// // create unique index for the constraint
|
||||
// []byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_email" ON "users" ("email")`),
|
||||
// []byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_name" ON "users" ("name")`),
|
||||
// },
|
||||
// {SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
// []byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "uq_users_email"`),
|
||||
// []byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "my_name_constraint"`),
|
||||
// []byte(`ALTER TABLE "users" ALTER COLUMN "name" SET NOT NULL`),
|
||||
// []byte(`ALTER TABLE "users" ALTER COLUMN "age" SET NOT NULL`),
|
||||
// []byte(`ALTER TABLE "users" ALTER COLUMN "age" SET DEFAULT 0`),
|
||||
// []byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_email" ON "users" ("email")`),
|
||||
// []byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_name" ON "users" ("name")`),
|
||||
// },
|
||||
// },
|
||||
// },
|
||||
{
|
||||
name: "NoOperation",
|
||||
name: "ChangePrimaryKeyConstraint",
|
||||
table: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
},
|
||||
},
|
||||
newTable: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
},
|
||||
expected: map[OperatorSupport][][]byte{
|
||||
{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {},
|
||||
{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "RenameTable",
|
||||
table: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
},
|
||||
newTable: &Table{
|
||||
Name: "users_new",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
},
|
||||
expected: map[OperatorSupport][][]byte{
|
||||
{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
[]byte(`ALTER TABLE "users" RENAME TO "users_new"`),
|
||||
},
|
||||
{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
[]byte(`ALTER TABLE "users" RENAME TO "users_new"`),
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "AddColumn_NullableNoDefault_SAlterTableAddAndDropColumnIfNotExistsAndExistsTrue",
|
||||
table: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
},
|
||||
},
|
||||
newTable: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
{Name: "age", DataType: DataTypeInteger, Nullable: true, Default: ""},
|
||||
},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
},
|
||||
expected: map[OperatorSupport][][]byte{
|
||||
{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
[]byte(`ALTER TABLE "users" ADD COLUMN "age" INTEGER`),
|
||||
},
|
||||
{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
[]byte(`ALTER TABLE "users" ADD COLUMN IF NOT EXISTS "age" INTEGER`),
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "CreatePrimaryKeyConstraint",
|
||||
table: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
},
|
||||
newTable: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
PrimaryKeyConstraint: &PrimaryKeyConstraint{
|
||||
ColumnNames: []ColumnName{"id"},
|
||||
},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
},
|
||||
expected: map[OperatorSupport][][]byte{
|
||||
{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, CONSTRAINT "pk_users" PRIMARY KEY ("id"))`),
|
||||
[]byte(`INSERT INTO "users__temp" ("id") SELECT "id" FROM "users"`),
|
||||
[]byte(`DROP TABLE IF EXISTS "users"`),
|
||||
[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
},
|
||||
{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
[]byte(`ALTER TABLE "users" ADD CONSTRAINT "pk_users" PRIMARY KEY ("id")`),
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "DropPrimaryKeyConstraint_AlterColumnNullable",
|
||||
table: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: true, Default: ""},
|
||||
{Name: "id", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
},
|
||||
PrimaryKeyConstraint: &PrimaryKeyConstraint{ColumnNames: []ColumnName{"id"}},
|
||||
},
|
||||
newTable: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
{Name: "uuid", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
PrimaryKeyConstraint: &PrimaryKeyConstraint{ColumnNames: []ColumnName{"uuid"}},
|
||||
},
|
||||
expected: map[OperatorSupport][][]byte{
|
||||
{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// first drop to remove the primary key constraint
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT)`),
|
||||
[]byte(`INSERT INTO "users__temp" ("id", "name") SELECT "id", "name" FROM "users"`),
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" TEXT NOT NULL)`),
|
||||
[]byte(`INSERT INTO "users__temp" ("id") SELECT "id" FROM "users"`),
|
||||
[]byte(`DROP TABLE IF EXISTS "users"`),
|
||||
[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// second drop to make the column nullable
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT NOT NULL)`),
|
||||
[]byte(`INSERT INTO "users__temp" ("id", "name") SELECT "id", "name" FROM "users"`),
|
||||
// drop the column
|
||||
[]byte(`ALTER TABLE "users" DROP COLUMN "id"`),
|
||||
// add the column
|
||||
[]byte(`ALTER TABLE "users" ADD COLUMN "uuid" TEXT`),
|
||||
[]byte(`UPDATE "users" SET "uuid" = ''`),
|
||||
// second drop to make it non-nullable
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("uuid" TEXT NOT NULL)`),
|
||||
[]byte(`INSERT INTO "users__temp" ("uuid") SELECT "uuid" FROM "users"`),
|
||||
[]byte(`DROP TABLE IF EXISTS "users"`),
|
||||
[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
},
|
||||
{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
[]byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "pk_users"`),
|
||||
[]byte(`ALTER TABLE "users" ALTER COLUMN "name" SET NOT NULL`),
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "DropForeignKeyConstraint_DropColumn",
|
||||
table: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "org_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
{ReferencingColumnName: "org_id", ReferencedTableName: "orgs", ReferencedColumnName: "id"},
|
||||
},
|
||||
},
|
||||
newTable: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{},
|
||||
},
|
||||
expected: map[OperatorSupport][][]byte{
|
||||
{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// first drop to remove the foreign key constraint
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "org_id" INTEGER NOT NULL)`),
|
||||
[]byte(`INSERT INTO "users__temp" ("id", "org_id") SELECT "id", "org_id" FROM "users"`),
|
||||
// third drop to add the primary key constraint
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" TEXT NOT NULL, "uuid" TEXT NOT NULL DEFAULT '', CONSTRAINT "pk_users" PRIMARY KEY ("uuid"))`),
|
||||
[]byte(`INSERT INTO "users__temp" ("id", "uuid") SELECT "id", "uuid" FROM "users"`),
|
||||
[]byte(`DROP TABLE IF EXISTS "users"`),
|
||||
[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// second drop to remove the column
|
||||
[]byte(`ALTER TABLE "users" DROP COLUMN "org_id"`),
|
||||
},
|
||||
{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
// first drop to remove the foreign key constraint
|
||||
[]byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "fk_users_org_id"`),
|
||||
// second drop to remove the column
|
||||
[]byte(`ALTER TABLE "users" DROP COLUMN IF EXISTS "org_id"`),
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "DropMultipleConstraints",
|
||||
table: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
{Name: "age", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "org_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "team_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
PrimaryKeyConstraint: &PrimaryKeyConstraint{ColumnNames: []ColumnName{"id"}},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
{ReferencingColumnName: "org_id", ReferencedTableName: "orgs", ReferencedColumnName: "id"},
|
||||
{ReferencingColumnName: "team_id", ReferencedTableName: "teams", ReferencedColumnName: "id"},
|
||||
},
|
||||
},
|
||||
uniqueConstraints: []*UniqueConstraint{
|
||||
{ColumnNames: []ColumnName{"name", "age"}},
|
||||
},
|
||||
newTable: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
{Name: "age", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "org_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "team_id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
{ReferencingColumnName: "team_id", ReferencedTableName: "teams", ReferencedColumnName: "id"},
|
||||
},
|
||||
},
|
||||
expected: map[OperatorSupport][][]byte{
|
||||
{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT NOT NULL, "age" INTEGER NOT NULL, "org_id" INTEGER NOT NULL, "team_id" INTEGER NOT NULL, CONSTRAINT "fk_users_team_id" FOREIGN KEY ("team_id") REFERENCES "teams" ("id"))`),
|
||||
[]byte(`INSERT INTO "users__temp" ("id", "name", "age", "org_id", "team_id") SELECT "id", "name", "age", "org_id", "team_id" FROM "users"`),
|
||||
[]byte(`DROP TABLE IF EXISTS "users"`),
|
||||
[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
[]byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_name_age" ON "users" ("name", "age")`),
|
||||
},
|
||||
{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
[]byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "pk_users"`),
|
||||
[]byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "fk_users_org_id"`),
|
||||
[]byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "uq_users_name_age"`),
|
||||
[]byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_name_age" ON "users" ("name", "age")`),
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "DropUniqueConstraints_AlterMultipleColumns",
|
||||
table: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: true, Default: ""},
|
||||
{Name: "age", DataType: DataTypeInteger, Nullable: true, Default: ""},
|
||||
{Name: "email", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
PrimaryKeyConstraint: &PrimaryKeyConstraint{ColumnNames: []ColumnName{"id"}},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
{ReferencingColumnName: "org_id", ReferencedTableName: "orgs", ReferencedColumnName: "id"},
|
||||
},
|
||||
},
|
||||
uniqueConstraints: []*UniqueConstraint{
|
||||
{ColumnNames: []ColumnName{"email"}},
|
||||
{name: "my_name_constraint", ColumnNames: []ColumnName{"name"}},
|
||||
},
|
||||
newTable: &Table{
|
||||
Name: "users",
|
||||
Columns: []*Column{
|
||||
{Name: "id", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
{Name: "name", DataType: DataTypeText, Nullable: false, Default: ""},
|
||||
{Name: "age", DataType: DataTypeInteger, Nullable: false, Default: "0"},
|
||||
{Name: "email", DataType: DataTypeInteger, Nullable: false, Default: ""},
|
||||
},
|
||||
PrimaryKeyConstraint: &PrimaryKeyConstraint{ColumnNames: []ColumnName{"id"}},
|
||||
ForeignKeyConstraints: []*ForeignKeyConstraint{
|
||||
{ReferencingColumnName: "org_id", ReferencedTableName: "orgs", ReferencedColumnName: "id"},
|
||||
},
|
||||
},
|
||||
expected: map[OperatorSupport][][]byte{
|
||||
{SCreateAndDropConstraint: false, SAlterTableAddAndDropColumnIfNotExistsAndExists: false, SAlterTableAlterColumnSetAndDrop: false}: {
|
||||
// first drop to remove unique constraint
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT, "age" INTEGER, "email" INTEGER NOT NULL, CONSTRAINT "pk_users" PRIMARY KEY ("id"), CONSTRAINT "fk_users_org_id" FOREIGN KEY ("org_id") REFERENCES "orgs" ("id"))`),
|
||||
[]byte(`INSERT INTO "users__temp" ("id", "name", "age", "email") SELECT "id", "name", "age", "email" FROM "users"`),
|
||||
[]byte(`DROP TABLE IF EXISTS "users"`),
|
||||
[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// second drop to change all columns
|
||||
[]byte(`CREATE TABLE IF NOT EXISTS "users__temp" ("id" INTEGER NOT NULL, "name" TEXT NOT NULL, "age" INTEGER NOT NULL DEFAULT 0, "email" INTEGER NOT NULL, CONSTRAINT "pk_users" PRIMARY KEY ("id"), CONSTRAINT "fk_users_org_id" FOREIGN KEY ("org_id") REFERENCES "orgs" ("id"))`),
|
||||
[]byte(`INSERT INTO "users__temp" ("id", "name", "age", "email") SELECT "id", "name", "age", "email" FROM "users"`),
|
||||
[]byte(`DROP TABLE IF EXISTS "users"`),
|
||||
[]byte(`ALTER TABLE "users__temp" RENAME TO "users"`),
|
||||
// create unique index for the constraint
|
||||
[]byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_email" ON "users" ("email")`),
|
||||
[]byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_name" ON "users" ("name")`),
|
||||
},
|
||||
{SCreateAndDropConstraint: true, SAlterTableAddAndDropColumnIfNotExistsAndExists: true, SAlterTableAlterColumnSetAndDrop: true}: {
|
||||
[]byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "uq_users_email"`),
|
||||
[]byte(`ALTER TABLE "users" DROP CONSTRAINT IF EXISTS "my_name_constraint"`),
|
||||
[]byte(`ALTER TABLE "users" ALTER COLUMN "name" SET NOT NULL`),
|
||||
[]byte(`ALTER TABLE "users" ALTER COLUMN "age" SET NOT NULL`),
|
||||
[]byte(`ALTER TABLE "users" ALTER COLUMN "age" SET DEFAULT 0`),
|
||||
[]byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_email" ON "users" ("email")`),
|
||||
[]byte(`CREATE UNIQUE INDEX IF NOT EXISTS "uq_users_name" ON "users" ("name")`),
|
||||
},
|
||||
},
|
||||
},
|
||||
@ -1005,9 +1101,6 @@ func TestOperatorAlterTable(t *testing.T) {
|
||||
clonedTable := testCase.table.Clone()
|
||||
|
||||
actuals := operator.AlterTable(clonedTable, testCase.uniqueConstraints, testCase.newTable)
|
||||
for _, sql := range actuals {
|
||||
fmt.Println(string(sql))
|
||||
}
|
||||
assert.Equal(t, sqls, actuals)
|
||||
assert.EqualValues(t, testCase.newTable, clonedTable)
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user