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// Copyright 2016 Qiang Xue. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package dbx
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestMssqlBuilder_QuoteSimpleTableName(t *testing.T) {
b := getMssqlBuilder()
assert.Equal(t, b.QuoteSimpleTableName(`abc`), "[abc]", "t1")
assert.Equal(t, b.QuoteSimpleTableName("[abc]"), "[abc]", "t2")
assert.Equal(t, b.QuoteSimpleTableName(`{{abc}}`), "[{{abc}}]", "t3")
assert.Equal(t, b.QuoteSimpleTableName(`a.bc`), "[a.bc]", "t4")
}
func TestMssqlBuilder_QuoteSimpleColumnName(t *testing.T) {
b := getMssqlBuilder()
assert.Equal(t, b.QuoteSimpleColumnName(`abc`), "[abc]", "t1")
assert.Equal(t, b.QuoteSimpleColumnName("[abc]"), "[abc]", "t2")
assert.Equal(t, b.QuoteSimpleColumnName(`{{abc}}`), "[{{abc}}]", "t3")
assert.Equal(t, b.QuoteSimpleColumnName(`a.bc`), "[a.bc]", "t4")
assert.Equal(t, b.QuoteSimpleColumnName(`*`), `*`, "t5")
}
func TestMssqlBuilder_RenameTable(t *testing.T) {
b := getMssqlBuilder()
q := b.RenameTable("users", "user")
assert.Equal(t, q.SQL(), `sp_name 'users', 'user'`, "t1")
}
func TestMssqlBuilder_RenameColumn(t *testing.T) {
b := getMssqlBuilder()
q := b.RenameColumn("users", "name", "username")
assert.Equal(t, q.SQL(), `sp_name 'users.name', 'username', 'COLUMN'`, "t1")
}
func TestMssqlBuilder_AlterColumn(t *testing.T) {
b := getMssqlBuilder()
q := b.AlterColumn("users", "name", "int")
assert.Equal(t, q.SQL(), `ALTER TABLE [users] ALTER COLUMN [name] int`, "t1")
}
func TestMssqlQueryBuilder_BuildOrderByAndLimit(t *testing.T) {
qb := getMssqlBuilder().QueryBuilder()
sql := qb.BuildOrderByAndLimit("SELECT *", []string{"name"}, 10, 2)
expected := "SELECT *\nORDER BY [name]\nOFFSET 2 ROWS\nFETCH NEXT 10 ROWS ONLY"
assert.Equal(t, sql, expected, "t1")
sql = qb.BuildOrderByAndLimit("SELECT *", nil, -1, -1)
expected = "SELECT *"
assert.Equal(t, sql, expected, "t2")
sql = qb.BuildOrderByAndLimit("SELECT *", []string{"name"}, -1, -1)
expected = "SELECT *\nORDER BY [name]"
assert.Equal(t, sql, expected, "t3")
sql = qb.BuildOrderByAndLimit("SELECT *", nil, 10, -1)
expected = "SELECT *\nORDER BY (SELECT NULL)\nOFFSET 0 ROWS\nFETCH NEXT 10 ROWS ONLY"
assert.Equal(t, sql, expected, "t4")
}
func getMssqlBuilder() Builder {
db := getDB()
b := NewMssqlBuilder(db, db.sqlDB)
db.Builder = b
return b
}
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