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s3rj1k/db_benchmark_test.go

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Benchmark SQL builders.
Raw
db_benchmark_test.go
package main
import (
"bytes"
"database/sql"
"fmt"
"testing"
"text/template"
sq "github.com/Masterminds/squirrel"
"github.com/cristalhq/builq"
"github.com/flosch/pongo2/v6"
"github.com/keegancsmith/sqlf"
_ "github.com/mattn/go-sqlite3"
)
// go test -bench=. -benchmem
func BenchmarkSQLiteInsertSelectUpdate(b *testing.B) { // dynamic, unsafe SQL
db, err := sql.Open("sqlite3", ":memory:")
if err != nil {
b.Fatalf("could not open sqlite3 database: %v", err)
}
defer db.Close()
_, err = db.Exec(`CREATE TABLE benchmark (
id INTEGER PRIMARY KEY,
name TEXT,
value1 REAL,
value2 REAL,
value3 REAL,
value4 REAL,
value5 REAL,
value6 REAL,
value7 REAL,
value8 REAL,
value9 REAL
)`)
if err != nil {
b.Fatalf("could not create table: %v", err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, err := db.Exec("INSERT INTO benchmark(name, value1, value2, value3, value4, value5, value6, value7, value8, value9) VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
fmt.Sprintf("Name%d", i), float64(i), float64(i+1), float64(i+2), float64(i+3), float64(i+4), float64(i+5), float64(i+6), float64(i+7), float64(i+8))
if err != nil {
b.Fatalf("could not execute statement: %v", err)
}
var id int
err = db.QueryRow("SELECT id FROM benchmark WHERE name = ?", fmt.Sprintf("Name%d", i)).Scan(&id)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if id != (i + 1) {
b.Fatalf("data mismatch: expected %d, got %d.", i+1, id)
}
_, err = db.Exec("UPDATE benchmark SET value1 = ? WHERE id = ?", float64(i+10), id)
if err != nil {
b.Fatalf("could not execute update statement: %v", err)
}
var val float64
err = db.QueryRow("SELECT value1 FROM benchmark WHERE id = ?", id).Scan(&val)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if val != float64(i+10) {
b.Fatalf("data mismatch: expected %f, got %f.", float64(i+10), val)
}
}
}
func BenchmarkSQLiteInsertSelectUpdateUsingSquirrel(b *testing.B) { // typed, safe SQL
db, err := sql.Open("sqlite3", ":memory:")
if err != nil {
b.Fatalf("could not open sqlite3 database: %v", err)
}
defer db.Close()
_, err = db.Exec(`CREATE TABLE benchmark (
id INTEGER PRIMARY KEY,
name TEXT,
value1 REAL,
value2 REAL,
value3 REAL,
value4 REAL,
value5 REAL,
value6 REAL,
value7 REAL,
value8 REAL,
value9 REAL
)`)
if err != nil {
b.Fatalf("could not create table: %v", err)
}
psql := sq.StatementBuilder.PlaceholderFormat(sq.Question)
b.ResetTimer()
for i := 0; i < b.N; i++ {
query, args, err := psql.Insert("benchmark").Columns("name", "value1", "value2", "value3", "value4", "value5", "value6", "value7", "value8", "value9").
Values(fmt.Sprintf("Name%d", i), float64(i), float64(i+1), float64(i+2), float64(i+3), float64(i+4), float64(i+5), float64(i+6), float64(i+7), float64(i+8)).ToSql()
if err != nil {
b.Fatalf("could not build insert SQL: %v", err)
}
_, err = db.Exec(query, args...)
if err != nil {
b.Fatalf("could not execute insert statement: %v", err)
}
query, args, err = psql.Select("id").From("benchmark").Where(sq.Eq{"name": fmt.Sprintf("Name%d", i)}).ToSql()
if err != nil {
b.Fatalf("could not build select SQL: %v", err)
}
var id int
err = db.QueryRow(query, args...).Scan(&id)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if id != (i + 1) {
b.Fatalf("data mismatch: expected %d, got %d.", i+1, id)
}
query, args, err = psql.Update("benchmark").Set("value1", float64(i+10)).Where(sq.Eq{"id": id}).ToSql()
if err != nil {
b.Fatalf("could not build update SQL: %v", err)
}
_, err = db.Exec(query, args...)
if err != nil {
b.Fatalf("could not execute update statement: %v", err)
}
query, args, err = psql.Select("value1").From("benchmark").Where(sq.Eq{"id": id}).ToSql()
if err != nil {
b.Fatalf("could not build select SQL: %v", err)
}
var val float64
err = db.QueryRow(query, args...).Scan(&val)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if val != float64(i+10) {
b.Fatalf("data mismatch: expected %f, got %f.", float64(i+10), val)
}
}
}
func BenchmarkSQLiteInsertSelectUpdateUsingSqlf(b *testing.B) { // semi-dynamic, safe SQL
db, err := sql.Open("sqlite3", ":memory:")
if err != nil {
b.Fatalf("could not open sqlite3 database: %v", err)
}
defer db.Close()
_, err = db.Exec(`CREATE TABLE benchmark (
id INTEGER PRIMARY KEY,
name TEXT,
value1 REAL,
value2 REAL,
value3 REAL,
value4 REAL,
value5 REAL,
value6 REAL,
value7 REAL,
value8 REAL,
value9 REAL
)`)
if err != nil {
b.Fatalf("could not create table: %v", err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
query := sqlf.Sprintf("INSERT INTO benchmark(name, value1, value2, value3, value4, value5, value6, value7, value8, value9) VALUES(%s, %f, %f, %f, %f, %f, %f, %f, %f, %f)",
fmt.Sprintf("Name%d", i), float64(i), float64(i+1), float64(i+2), float64(i+3), float64(i+4), float64(i+5), float64(i+6), float64(i+7), float64(i+8))
_, err := db.Exec(query.Query(sqlf.SQLServerBindVar), query.Args()...)
if err != nil {
b.Fatalf("could not execute insert statement: %v", err)
}
query = sqlf.Sprintf("SELECT id FROM benchmark WHERE name = %s", fmt.Sprintf("Name%d", i))
var id int
err = db.QueryRow(query.Query(sqlf.SQLServerBindVar), query.Args()...).Scan(&id)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if id != (i + 1) {
b.Fatalf("data mismatch: expected %d, got %d.", i+1, id)
}
query = sqlf.Sprintf("UPDATE benchmark SET value1 = %f WHERE id = %d", float64(i+10), id)
_, err = db.Exec(query.Query(sqlf.SQLServerBindVar), query.Args()...)
if err != nil {
b.Fatalf("could not execute update statement: %v", err)
}
query = sqlf.Sprintf("SELECT value1 FROM benchmark WHERE id = %s", id)
var val float64
err = db.QueryRow(query.Query(sqlf.SQLServerBindVar), query.Args()...).Scan(&val)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if val != float64(i+10) {
b.Fatalf("data mismatch: expected %f, got %f.", float64(i+10), val)
}
}
}
func BenchmarkSQLiteInsertSelectUpdateUsingTemplateWithMap(b *testing.B) { // unsafe SQL
db, err := sql.Open("sqlite3", ":memory:")
if err != nil {
b.Fatalf("could not open sqlite3 database: %v", err)
}
defer db.Close()
_, err = db.Exec(`CREATE TABLE benchmark (
id INTEGER PRIMARY KEY,
name TEXT,
value1 REAL,
value2 REAL,
value3 REAL,
value4 REAL,
value5 REAL,
value6 REAL,
value7 REAL,
value8 REAL,
value9 REAL
)`)
if err != nil {
b.Fatalf("could not create table: %v", err)
}
insertTemplate := `INSERT INTO benchmark(name, value1, value2, value3, value4, value5, value6, value7, value8, value9) VALUES('{{.Name}}', {{.Value1}}, {{.Value2}}, {{.Value3}}, {{.Value4}}, {{.Value5}}, {{.Value6}}, {{.Value7}}, {{.Value8}}, {{.Value9}})`
selectIdTemplate := `SELECT id FROM benchmark WHERE name = '{{.Name}}'`
updateTemplate := `UPDATE benchmark SET value1 = {{.Value1}} WHERE id = {{.Id}}`
selectValueTemplate := `SELECT value1 FROM benchmark WHERE id = {{.Id}}`
tmplInsert := template.Must(template.New("insert").Parse(insertTemplate))
tmplSelectId := template.Must(template.New("selectId").Parse(selectIdTemplate))
tmplUpdate := template.Must(template.New("update").Parse(updateTemplate))
tmplSelectValue := template.Must(template.New("selectValue").Parse(selectValueTemplate))
b.ResetTimer()
for i := 0; i < b.N; i++ {
var buf bytes.Buffer
err = tmplInsert.Execute(&buf, map[string]any{
"Name": fmt.Sprintf("Name%d", i),
"Value1": float64(i),
"Value2": float64(i + 1),
"Value3": float64(i + 2),
"Value4": float64(i + 3),
"Value5": float64(i + 4),
"Value6": float64(i + 5),
"Value7": float64(i + 6),
"Value8": float64(i + 7),
"Value9": float64(i + 8),
})
if err != nil {
b.Fatalf("could not execute insert template: %v", err)
}
_, err = db.Exec(buf.String())
buf.Reset()
if err != nil {
b.Fatalf("could not execute insert statement: %v", err)
}
err = tmplSelectId.Execute(&buf, map[string]any{
"Name": fmt.Sprintf("Name%d", i),
})
if err != nil {
b.Fatalf("could not execute select template: %v", err)
}
var id int
err = db.QueryRow(buf.String()).Scan(&id)
buf.Reset()
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if id != (i + 1) {
b.Fatalf("data mismatch: expected %d, got %d.", i+1, id)
}
err = tmplUpdate.Execute(&buf, map[string]any{
"Value1": float64(i + 10),
"Id": id,
})
if err != nil {
b.Fatalf("could not execute update template: %v", err)
}
_, err = db.Exec(buf.String())
buf.Reset()
if err != nil {
b.Fatalf("could not execute update statement: %v", err)
}
err = tmplSelectValue.Execute(&buf, map[string]any{
"Id": id,
})
if err != nil {
b.Fatalf("could not execute select template: %v", err)
}
var val float64
err = db.QueryRow(buf.String()).Scan(&val)
buf.Reset()
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if val != float64(i+10) {
b.Fatalf("data mismatch: expected %f, got %f.", float64(i+10), val)
}
}
}
func BenchmarkSQLiteInsertSelectUpdateUsingTemplateWithStruct(b *testing.B) { // unsafe SQL
db, err := sql.Open("sqlite3", ":memory:")
if err != nil {
b.Fatalf("could not open sqlite3 database: %v", err)
}
defer db.Close()
_, err = db.Exec(`CREATE TABLE benchmark (
id INTEGER PRIMARY KEY,
name TEXT,
value1 REAL,
value2 REAL,
value3 REAL,
value4 REAL,
value5 REAL,
value6 REAL,
value7 REAL,
value8 REAL,
value9 REAL
)`)
if err != nil {
b.Fatalf("could not create table: %v", err)
}
insertTemplate := `INSERT INTO benchmark(name, value1, value2, value3, value4, value5, value6, value7, value8, value9) VALUES('{{.Name}}', {{.Value1}}, {{.Value2}}, {{.Value3}}, {{.Value4}}, {{.Value5}}, {{.Value6}}, {{.Value7}}, {{.Value8}}, {{.Value9}})`
selectIdTemplate := `SELECT id FROM benchmark WHERE name = '{{.Name}}'`
updateTemplate := `UPDATE benchmark SET value1 = {{.Value1}} WHERE id = {{.Id}}`
selectValueTemplate := `SELECT value1 FROM benchmark WHERE id = {{.Id}}`
tmplInsert := template.Must(template.New("insert").Parse(insertTemplate))
tmplSelectId := template.Must(template.New("selectId").Parse(selectIdTemplate))
tmplUpdate := template.Must(template.New("update").Parse(updateTemplate))
tmplSelectValue := template.Must(template.New("selectValue").Parse(selectValueTemplate))
b.ResetTimer()
for i := 0; i < b.N; i++ {
var buf bytes.Buffer
err = tmplInsert.Execute(&buf, struct {
Name string
Value1 float64
Value2 float64
Value3 float64
Value4 float64
Value5 float64
Value6 float64
Value7 float64
Value8 float64
Value9 float64
}{
Name: fmt.Sprintf("Name%d", i),
Value1: float64(i),
Value2: float64(i + 1),
Value3: float64(i + 2),
Value4: float64(i + 3),
Value5: float64(i + 4),
Value6: float64(i + 5),
Value7: float64(i + 6),
Value8: float64(i + 7),
Value9: float64(i + 8),
})
if err != nil {
b.Fatalf("could not execute insert template: %v", err)
}
_, err = db.Exec(buf.String())
buf.Reset()
if err != nil {
b.Fatalf("could not execute insert statement: %v", err)
}
err = tmplSelectId.Execute(&buf, struct {
Name string
}{
Name: fmt.Sprintf("Name%d", i),
})
if err != nil {
b.Fatalf("could not execute select template: %v", err)
}
var id int
err = db.QueryRow(buf.String()).Scan(&id)
buf.Reset()
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if id != (i + 1) {
b.Fatal("invalid data coming from DB")
}
err = tmplUpdate.Execute(&buf, struct {
Value1 float64
Id int
}{
Value1: float64(i + 10),
Id: id,
})
if err != nil {
b.Fatalf("could not execute update template: %v", err)
}
_, err = db.Exec(buf.String())
buf.Reset()
if err != nil {
b.Fatalf("could not execute update statement: %v", err)
}
err = tmplSelectValue.Execute(&buf, struct {
Id int
}{
Id: id,
})
if err != nil {
b.Fatalf("could not execute select template: %v", err)
}
var val float64
err = db.QueryRow(buf.String()).Scan(&val)
buf.Reset()
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if val != float64(i+10) {
b.Fatalf("data mismatch: expected %f, got %f.", float64(i+10), val)
}
}
}
func BenchmarkSQLiteInsertSelectUpdateUsingPongo2(b *testing.B) { // unsafe SQL
db, err := sql.Open("sqlite3", ":memory:")
if err != nil {
b.Fatalf("could not open sqlite3 database: %v", err)
}
defer db.Close()
_, err = db.Exec(`CREATE TABLE benchmark (
id INTEGER PRIMARY KEY,
name TEXT,
value1 REAL,
value2 REAL,
value3 REAL,
value4 REAL,
value5 REAL,
value6 REAL,
value7 REAL,
value8 REAL,
value9 REAL
)`)
if err != nil {
b.Fatalf("could not create table: %v", err)
}
insertTplString := "INSERT INTO benchmark(name, value1, value2, value3, value4, value5, value6, value7, value8, value9) VALUES('{{ name }}', {{ value1 }}, {{ value2 }}, {{ value3 }}, {{ value4 }}, {{ value5 }}, {{ value6 }}, {{ value7 }}, {{ value8 }}, {{ value9 }})"
selectIdTplString := "SELECT id FROM benchmark WHERE name = '{{ name }}'"
updateTplString := "UPDATE benchmark SET value1 = {{ value1 }} WHERE id = {{ id }}"
selectValueTplString := "SELECT value1 FROM benchmark WHERE id = {{ id }}"
insertTpl, err := pongo2.FromString(insertTplString)
if err != nil {
b.Fatalf("could not parse insert template: %v", err)
}
selectIdTpl, err := pongo2.FromString(selectIdTplString)
if err != nil {
b.Fatalf("could not parse select template: %v", err)
}
updateTpl, err := pongo2.FromString(updateTplString)
if err != nil {
b.Fatalf("could not parse update template: %v", err)
}
selectValueTpl, err := pongo2.FromString(selectValueTplString)
if err != nil {
b.Fatalf("could not parse select template: %v", err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
sql, err := insertTpl.Execute(pongo2.Context{
"name": fmt.Sprintf("Name%d", i),
"value1": float64(i),
"value2": float64(i + 1),
"value3": float64(i + 2),
"value4": float64(i + 3),
"value5": float64(i + 4),
"value6": float64(i + 5),
"value7": float64(i + 6),
"value8": float64(i + 7),
"value9": float64(i + 8),
})
if err != nil {
b.Fatalf("could not execute insert template: %v", err)
}
_, err = db.Exec(sql)
if err != nil {
b.Fatalf("could not execute insert statement: %v", err)
}
sql, err = selectIdTpl.Execute(pongo2.Context{"name": fmt.Sprintf("Name%d", i)})
if err != nil {
b.Fatalf("could not execute select template: %v", err)
}
var id int
err = db.QueryRow(sql).Scan(&id)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if id != (i + 1) {
b.Fatal("invalid data coming from DB")
}
sql, err = updateTpl.Execute(pongo2.Context{"value1": float64(i + 10), "id": id})
if err != nil {
b.Fatalf("could not execute update template: %v", err)
}
_, err = db.Exec(sql)
if err != nil {
b.Fatalf("could not execute update statement: %v", err)
}
sql, err = selectValueTpl.Execute(pongo2.Context{"id": id})
if err != nil {
b.Fatalf("could not execute select template: %v", err)
}
var val float64
err = db.QueryRow(sql).Scan(&val)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if val != float64(i+10) {
b.Fatalf("data mismatch: expected %f, got %f.", float64(i+10), val)
}
}
}
func BenchmarkSQLiteInsertSelectUpdateUsingBuilq(b *testing.B) { // dynamic, safe SQL
db, err := sql.Open("sqlite3", ":memory:")
if err != nil {
b.Fatalf("could not open sqlite3 database: %v", err)
}
defer db.Close()
_, err = db.Exec(`CREATE TABLE benchmark (
id INTEGER PRIMARY KEY,
name TEXT,
value1 REAL,
value2 REAL,
value3 REAL,
value4 REAL,
value5 REAL,
value6 REAL,
value7 REAL,
value8 REAL,
value9 REAL
)`)
if err != nil {
b.Fatalf("could not create table: %v", err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
bb := builq.Builder{}
bb.Addf("INSERT INTO benchmark (%s)",
builq.Columns{"name", "value1", "value2", "value3", "value4", "value5", "value6", "value7", "value8", "value9"},
)
bb.Addf("VALUES (%+$)",
[]any{fmt.Sprintf("Name%d", i), float64(i), float64(i + 1), float64(i + 2), float64(i + 3), float64(i + 4), float64(i + 5), float64(i + 6), float64(i + 7), float64(i + 8)},
)
query, args, err := bb.Build()
if err != nil {
b.Fatalf("could not build insert query: %v", err)
}
_, err = db.Exec(query, args...)
if err != nil {
b.Fatalf("could not execute insert statement: %v", err)
}
bf := builq.New()
bf("SELECT %s FROM %s", "id", "benchmark")
bf("WHERE %s = %$", "name", fmt.Sprintf("Name%d", i))
query, args, err = bf.Build()
if err != nil {
b.Fatalf("could not build select query: %v", err)
}
var id int
err = db.QueryRow(query, args...).Scan(&id)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if id != (i + 1) {
b.Fatalf("data mismatch: expected %d, got %d.", i+1, id)
}
bb = builq.Builder{}
bb.Addf("UPDATE benchmark SET value1 = %$ WHERE id = %$", float64(i+10), id)
query, args, err = bb.Build()
if err != nil {
b.Fatalf("could not build update query: %v", err)
}
_, err = db.Exec(query, args...)
if err != nil {
b.Fatalf("could not execute update statement: %v", err)
}
bf = builq.New()
bf("SELECT %s FROM %s", "value1", "benchmark")
bf("WHERE %s = %$", "id", id)
query, args, err = bf.Build()
if err != nil {
b.Fatalf("could not build select query: %v", err)
}
var val float64
err = db.QueryRow(query, args...).Scan(&val)
if err != nil {
b.Fatalf("could not execute select statement: %v", err)
}
if val != float64(i+10) {
b.Fatalf("data mismatch: expected %f, got %f.", float64(i+10), val)
}
}
}
Raw
injection_test.go
package main
import (
"database/sql"
"errors"
"fmt"
"regexp"
"testing"
"github.com/DATA-DOG/go-sqlmock"
"github.com/cristalhq/builq"
)
func TestSQLInjectionWithSqlmock(t *testing.T) {
db, mock, err := sqlmock.New()
if err != nil {
t.Fatalf("An error '%s' was not expected when opening a stub database connection", err)
}
defer db.Close()
qf := func(db *sql.DB, tableName, username string, unsafeQuery bool) (*sql.Rows, error) {
if unsafeQuery {
query := fmt.Sprintf("SELECT * FROM %s WHERE username = '%s'", tableName, username)
return db.Query(query)
}
return db.Query("SELECT * FROM users WHERE username = ?", username)
}
tests := []struct {
name string
user string
table string
unsafe bool
prepare func(mock sqlmock.Sqlmock, user string)
}{
{
name: "Tautologies",
user: "anything' OR 'x'='x",
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery(regexp.QuoteMeta("SELECT * FROM users WHERE username = ?")).
WithArgs(user).
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
{
name: "Illegal/Logically Incorrect Queries",
user: "admin' AND 1=2 UNION SELECT * FROM users --",
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery(regexp.QuoteMeta("SELECT * FROM users WHERE username = ?")).
WithArgs(user).
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
{
name: "Union Query",
user: "admin' UNION SELECT * FROM users --",
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery(regexp.QuoteMeta("SELECT * FROM users WHERE username = ?")).
WithArgs(user).
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
{
name: "Piggy-Backed Queries",
user: "admin'; DROP TABLE users; --",
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery(regexp.QuoteMeta("SELECT * FROM users WHERE username = ?")).
WithArgs(user).
WillReturnError(sql.ErrNoRows)
},
},
{
name: "FmtSprintf Injection",
user: "'; DROP TABLE users; --",
unsafe: true,
table: "users",
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery("SELECT \\* FROM users WHERE username = '.*; DROP TABLE users; --'").
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
{
name: "TableName Injection",
user: "admin",
table: "users; DROP TABLE sensitive_data; --",
unsafe: true,
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery(".+ DROP TABLE sensitive_data;.+").
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
tc.prepare(mock, tc.user)
_, err := qf(db, tc.table, tc.user, tc.unsafe)
if err != nil && !errors.Is(err, sql.ErrNoRows) {
t.Errorf("Unexpected error: %v", err)
}
if err := mock.ExpectationsWereMet(); err != nil {
t.Errorf("There were unfulfilled expectations: %s", err)
}
})
}
}
func TestSQLInjectionPreventionUsingBuilq(t *testing.T) {
db, mock, err := sqlmock.New()
if err != nil {
t.Fatalf("An error '%s' was not expected when opening a stub database connection", err)
}
defer db.Close()
tests := []struct {
name string
user string
bb func(user string) *builq.Builder
prepare func(mock sqlmock.Sqlmock, user string)
}{
{
name: "Tautologies",
user: "anything' OR 'x'='x",
bb: func(user string) *builq.Builder {
return builq.New()("SELECT %s FROM %s WHERE username = %$", builq.Columns{"username"}, "users", user)
},
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery("SELECT username FROM users WHERE username = \\$1").
WithArgs(user).
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
{
name: "Illegal/Logically Incorrect Queries",
user: "admin' AND 1=2 UNION SELECT * FROM users --",
bb: func(user string) *builq.Builder {
return builq.New()("SELECT %s FROM %s WHERE username = %$", builq.Columns{"username"}, "users", user)
},
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery(regexp.QuoteMeta("SELECT username FROM users WHERE username = $1")).
WithArgs(user).
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
{
name: "Union Query",
user: "admin' UNION SELECT * FROM users --",
bb: func(user string) *builq.Builder {
return builq.New()("SELECT %s FROM %s WHERE username = %$", builq.Columns{"username"}, "users", user)
},
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery(regexp.QuoteMeta("SELECT username FROM users WHERE username = $1")).
WithArgs(user).
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
{
name: "Piggy-Backed Queries",
user: "admin'; DROP TABLE users; --",
bb: func(user string) *builq.Builder {
return builq.New()("SELECT %s FROM %s WHERE username = %$", builq.Columns{"username"}, "users", user)
},
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery(regexp.QuoteMeta("SELECT username FROM users WHERE username = $1")).
WithArgs(user).
WillReturnError(sql.ErrNoRows)
},
},
{
name: "FmtSprintf Injection",
user: "'; DROP TABLE users; --",
bb: func(user string) *builq.Builder {
return builq.New()("SELECT * FROM users WHERE username = '%s'", user)
},
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery("SELECT \\* FROM users WHERE username = '.*; DROP TABLE users; --'").
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
{
name: "TableName Injection",
user: "admin",
bb: func(user string) *builq.Builder {
tableName := "users; DROP TABLE sensitive_data; --"
return builq.New()("SELECT * FROM %s WHERE username = '%s'", tableName, user)
},
prepare: func(mock sqlmock.Sqlmock, user string) {
mock.ExpectQuery(".+ DROP TABLE sensitive_data;.+").
WillReturnRows(sqlmock.NewRows([]string{"id", "username"}))
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
tc.prepare(mock, tc.user)
query, args, err := tc.bb(tc.user).Build()
if err != nil {
t.Fatalf("could not build query: %v", err)
}
_, err = db.Query(query, args...)
if err != nil && !errors.Is(err, sql.ErrNoRows) {
t.Errorf("Unexpected error: %v", err)
}
if err := mock.ExpectationsWereMet(); err != nil {
t.Errorf("There were unfulfilled expectations: %s", err)
}
})
}
}
Raw
results.txt
$ go test -bench=. -benchmem
goos: linux
goarch: amd64
pkg: code.local/benchmark
cpu: 12th Gen Intel(R) Core(TM) i5-1240P
BenchmarkSQLiteInsertSelectUpdate-16 10000 117530 ns/op 2897 B/op 82 allocs/op
BenchmarkSQLiteInsertSelectUpdateUsingSquirrel-16 10000 134923 ns/op 14105 B/op 303 allocs/op
BenchmarkSQLiteInsertSelectUpdateUsingSqlf-16 10000 124792 ns/op 4867 B/op 148 allocs/op
BenchmarkSQLiteInsertSelectUpdateUsingTemplateWithMap-16 10000 123096 ns/op 4342 B/op 113 allocs/op
BenchmarkSQLiteInsertSelectUpdateUsingTemplateWithStruct-16 10000 121335 ns/op 2367 B/op 81 allocs/op
BenchmarkSQLiteInsertSelectUpdateUsingPongo2-16 10000 132478 ns/op 7332 B/op 140 allocs/op
BenchmarkSQLiteInsertSelectUpdateUsingBuilq-16 10000 130760 ns/op 6884 B/op 118 allocs/op
PASS
ok code.local/benchmark 8.893s
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