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@jmoiron @nussjustin @cmillward @wyattjoh @shanemhansen @Pitmairen @npiganeau @marpio @somersf @cksmith @a13xb @asheikm
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// The following environment variables, if set, will be used:
//
// * SQLX_SQLITE_DSN
// * SQLX_POSTGRES_DSN
// * SQLX_MYSQL_DSN
//
// Set any of these variables to 'skip' to skip them. Note that for MySQL,
// the string '?parseTime=True' will be appended to the DSN if it's not there
// already.
//
package sqlx
import (
"database/sql"
"database/sql/driver"
"encoding/json"
"fmt"
"log"
"os"
"reflect"
"strings"
"testing"
"time"
_ "github.com/go-sql-driver/mysql"
"github.com/jmoiron/sqlx/reflectx"
_ "github.com/lib/pq"
_ "github.com/mattn/go-sqlite3"
)
/* compile time checks that Db, Tx, Stmt (qStmt) implement expected interfaces */
var _, _ Ext = &DB{}, &Tx{}
var _, _ ColScanner = &Row{}, &Rows{}
var _ Queryer = &qStmt{}
var _ Execer = &qStmt{}
var TestPostgres = true
var TestSqlite = true
var TestMysql = true
var sldb *DB
var pgdb *DB
var mysqldb *DB
var active = []*DB{}
func init() {
ConnectAll()
}
func ConnectAll() {
var err error
pgdsn := os.Getenv("SQLX_POSTGRES_DSN")
mydsn := os.Getenv("SQLX_MYSQL_DSN")
sqdsn := os.Getenv("SQLX_SQLITE_DSN")
TestPostgres = pgdsn != "skip"
TestMysql = mydsn != "skip"
TestSqlite = sqdsn != "skip"
if !strings.Contains(mydsn, "parseTime=true") {
mydsn += "?parseTime=true"
}
if TestPostgres {
pgdb, err = Connect("postgres", pgdsn)
if err != nil {
fmt.Printf("Disabling PG tests:\n %v\n", err)
TestPostgres = false
}
} else {
fmt.Println("Disabling Postgres tests.")
}
if TestMysql {
mysqldb, err = Connect("mysql", mydsn)
if err != nil {
fmt.Printf("Disabling MySQL tests:\n %v", err)
TestMysql = false
}
} else {
fmt.Println("Disabling MySQL tests.")
}
if TestSqlite {
sldb, err = Connect("sqlite3", sqdsn)
if err != nil {
fmt.Printf("Disabling SQLite:\n %v", err)
TestSqlite = false
}
} else {
fmt.Println("Disabling SQLite tests.")
}
}
type Schema struct {
create string
drop string
}
func (s Schema) Postgres() (string, string) {
return s.create, s.drop
}
func (s Schema) MySQL() (string, string) {
return strings.Replace(s.create, `"`, "`", -1), s.drop
}
func (s Schema) Sqlite3() (string, string) {
return strings.Replace(s.create, `now()`, `CURRENT_TIMESTAMP`, -1), s.drop
}
var defaultSchema = Schema{
create: `
CREATE TABLE person (
first_name text,
last_name text,
email text,
added_at timestamp default now()
);
CREATE TABLE place (
country text,
city text NULL,
telcode integer
);
CREATE TABLE capplace (
"COUNTRY" text,
"CITY" text NULL,
"TELCODE" integer
);
CREATE TABLE nullperson (
first_name text NULL,
last_name text NULL,
email text NULL
);
CREATE TABLE employees (
name text,
id integer,
boss_id integer
);
`,
drop: `
drop table person;
drop table place;
drop table capplace;
drop table nullperson;
drop table employees;
`,
}
type Person struct {
FirstName string `db:"first_name"`
LastName string `db:"last_name"`
Email string
AddedAt time.Time `db:"added_at"`
}
type Person2 struct {
FirstName sql.NullString `db:"first_name"`
LastName sql.NullString `db:"last_name"`
Email sql.NullString
}
type Place struct {
Country string
City sql.NullString
TelCode int
}
type PlacePtr struct {
Country string
City *string
TelCode int
}
type PersonPlace struct {
Person
Place
}
type PersonPlacePtr struct {
*Person
*Place
}
type EmbedConflict struct {
FirstName string `db:"first_name"`
Person
}
type SliceMember struct {
Country string
City sql.NullString
TelCode int
People []Person `db:"-"`
Addresses []Place `db:"-"`
}
// Note that because of field map caching, we need a new type here
// if we've used Place already somewhere in sqlx
type CPlace Place
func MultiExec(e Execer, query string) {
stmts := strings.Split(query, ";\n")
if len(strings.Trim(stmts[len(stmts)-1], " \n\t\r")) == 0 {
stmts = stmts[:len(stmts)-1]
}
for _, s := range stmts {
_, err := e.Exec(s)
if err != nil {
fmt.Println(err, s)
}
}
}
func RunWithSchema(schema Schema, t *testing.T, test func(db *DB, t *testing.T)) {
runner := func(db *DB, t *testing.T, create, drop string) {
defer func() {
MultiExec(db, drop)
}()
MultiExec(db, create)
test(db, t)
}
if TestPostgres {
create, drop := schema.Postgres()
runner(pgdb, t, create, drop)
}
if TestSqlite {
create, drop := schema.Sqlite3()
runner(sldb, t, create, drop)
}
if TestMysql {
create, drop := schema.MySQL()
runner(mysqldb, t, create, drop)
}
}
func loadDefaultFixture(db *DB, t *testing.T) {
tx := db.MustBegin()
tx.MustExec(tx.Rebind("INSERT INTO person (first_name, last_name, email) VALUES (?, ?, ?)"), "Jason", "Moiron", "jmoiron@jmoiron.net")
tx.MustExec(tx.Rebind("INSERT INTO person (first_name, last_name, email) VALUES (?, ?, ?)"), "John", "Doe", "johndoeDNE@gmail.net")
tx.MustExec(tx.Rebind("INSERT INTO place (country, city, telcode) VALUES (?, ?, ?)"), "United States", "New York", "1")
tx.MustExec(tx.Rebind("INSERT INTO place (country, telcode) VALUES (?, ?)"), "Hong Kong", "852")
tx.MustExec(tx.Rebind("INSERT INTO place (country, telcode) VALUES (?, ?)"), "Singapore", "65")
if db.DriverName() == "mysql" {
tx.MustExec(tx.Rebind("INSERT INTO capplace (`COUNTRY`, `TELCODE`) VALUES (?, ?)"), "Sarf Efrica", "27")
} else {
tx.MustExec(tx.Rebind("INSERT INTO capplace (\"COUNTRY\", \"TELCODE\") VALUES (?, ?)"), "Sarf Efrica", "27")
}
tx.MustExec(tx.Rebind("INSERT INTO employees (name, id) VALUES (?, ?)"), "Peter", "4444")
tx.MustExec(tx.Rebind("INSERT INTO employees (name, id, boss_id) VALUES (?, ?, ?)"), "Joe", "1", "4444")
tx.MustExec(tx.Rebind("INSERT INTO employees (name, id, boss_id) VALUES (?, ?, ?)"), "Martin", "2", "4444")
tx.Commit()
}
// Test a new backwards compatible feature, that missing scan destinations
// will silently scan into sql.RawText rather than failing/panicing
func TestMissingNames(t *testing.T) {
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
loadDefaultFixture(db, t)
type PersonPlus struct {
FirstName string `db:"first_name"`
LastName string `db:"last_name"`
Email string
//AddedAt time.Time `db:"added_at"`
}
// test Select first
pps := []PersonPlus{}
// pps lacks added_at destination
err := db.Select(&pps, "SELECT * FROM person")
if err == nil {
t.Error("Expected missing name from Select to fail, but it did not.")
}
// test Get
pp := PersonPlus{}
err = db.Get(&pp, "SELECT * FROM person LIMIT 1")
if err == nil {
t.Error("Expected missing name Get to fail, but it did not.")
}
// test naked StructScan
pps = []PersonPlus{}
rows, err := db.Query("SELECT * FROM person LIMIT 1")
if err != nil {
t.Fatal(err)
}
rows.Next()
err = StructScan(rows, &pps)
if err == nil {
t.Error("Expected missing name in StructScan to fail, but it did not.")
}
rows.Close()
// now try various things with unsafe set.
db = db.Unsafe()
pps = []PersonPlus{}
err = db.Select(&pps, "SELECT * FROM person")
if err != nil {
t.Error(err)
}
// test Get
pp = PersonPlus{}
err = db.Get(&pp, "SELECT * FROM person LIMIT 1")
if err != nil {
t.Error(err)
}
// test naked StructScan
pps = []PersonPlus{}
rowsx, err := db.Queryx("SELECT * FROM person LIMIT 1")
if err != nil {
t.Fatal(err)
}
rowsx.Next()
err = StructScan(rowsx, &pps)
if err != nil {
t.Error(err)
}
rowsx.Close()
// test Named stmt
if !isUnsafe(db) {
t.Error("Expected db to be unsafe, but it isn't")
}
nstmt, err := db.PrepareNamed(`SELECT * FROM person WHERE first_name != :name`)
if err != nil {
t.Fatal(err)
}
// its internal stmt should be marked unsafe
if !nstmt.Stmt.unsafe {
t.Error("expected NamedStmt to be unsafe but its underlying stmt did not inherit safety")
}
pps = []PersonPlus{}
err = nstmt.Select(&pps, map[string]interface{}{"name": "Jason"})
if err != nil {
t.Fatal(err)
}
if len(pps) != 1 {
t.Errorf("Expected 1 person back, got %d", len(pps))
}
// test it with a safe db
db.unsafe = false
if isUnsafe(db) {
t.Error("expected db to be safe but it isn't")
}
nstmt, err = db.PrepareNamed(`SELECT * FROM person WHERE first_name != :name`)
if err != nil {
t.Fatal(err)
}
// it should be safe
if isUnsafe(nstmt) {
t.Error("NamedStmt did not inherit safety")
}
nstmt.Unsafe()
if !isUnsafe(nstmt) {
t.Error("expected newly unsafed NamedStmt to be unsafe")
}
pps = []PersonPlus{}
err = nstmt.Select(&pps, map[string]interface{}{"name": "Jason"})
if err != nil {
t.Fatal(err)
}
if len(pps) != 1 {
t.Errorf("Expected 1 person back, got %d", len(pps))
}
})
}
func TestEmbeddedStructs(t *testing.T) {
type Loop1 struct{ Person }
type Loop2 struct{ Loop1 }
type Loop3 struct{ Loop2 }
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
loadDefaultFixture(db, t)
peopleAndPlaces := []PersonPlace{}
err := db.Select(
&peopleAndPlaces,
`SELECT person.*, place.* FROM
person natural join place`)
if err != nil {
t.Fatal(err)
}
for _, pp := range peopleAndPlaces {
if len(pp.Person.FirstName) == 0 {
t.Errorf("Expected non zero lengthed first name.")
}
if len(pp.Place.Country) == 0 {
t.Errorf("Expected non zero lengthed country.")
}
}
// test embedded structs with StructScan
rows, err := db.Queryx(
`SELECT person.*, place.* FROM
person natural join place`)
if err != nil {
t.Error(err)
}
perp := PersonPlace{}
rows.Next()
err = rows.StructScan(&perp)
if err != nil {
t.Error(err)
}
if len(perp.Person.FirstName) == 0 {
t.Errorf("Expected non zero lengthed first name.")
}
if len(perp.Place.Country) == 0 {
t.Errorf("Expected non zero lengthed country.")
}
rows.Close()
// test the same for embedded pointer structs
peopleAndPlacesPtrs := []PersonPlacePtr{}
err = db.Select(
&peopleAndPlacesPtrs,
`SELECT person.*, place.* FROM
person natural join place`)
if err != nil {
t.Fatal(err)
}
for _, pp := range peopleAndPlacesPtrs {
if len(pp.Person.FirstName) == 0 {
t.Errorf("Expected non zero lengthed first name.")
}
if len(pp.Place.Country) == 0 {
t.Errorf("Expected non zero lengthed country.")
}
}
// test "deep nesting"
l3s := []Loop3{}
err = db.Select(&l3s, `select * from person`)
if err != nil {
t.Fatal(err)
}
for _, l3 := range l3s {
if len(l3.Loop2.Loop1.Person.FirstName) == 0 {
t.Errorf("Expected non zero lengthed first name.")
}
}
// test "embed conflicts"
ec := []EmbedConflict{}
err = db.Select(&ec, `select * from person`)
// I'm torn between erroring here or having some kind of working behavior
// in order to allow for more flexibility in destination structs
if err != nil {
t.Errorf("Was not expecting an error on embed conflicts.")
}
})
}
func TestJoinQuery(t *testing.T) {
type Employee struct {
Name string
ID int64
// BossID is an id into the employee table
BossID sql.NullInt64 `db:"boss_id"`
}
type Boss Employee
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
loadDefaultFixture(db, t)
var employees []struct {
Employee
Boss `db:"boss"`
}
err := db.Select(
&employees,
`SELECT employees.*, boss.id "boss.id", boss.name "boss.name" FROM employees
JOIN employees AS boss ON employees.boss_id = boss.id`)
if err != nil {
t.Fatal(err)
}
for _, em := range employees {
if len(em.Employee.Name) == 0 {
t.Errorf("Expected non zero lengthed name.")
}
if em.Employee.BossID.Int64 != em.Boss.ID {
t.Errorf("Expected boss ids to match")
}
}
})
}
func TestJoinQueryNamedPointerStructs(t *testing.T) {
type Employee struct {
Name string
ID int64
// BossID is an id into the employee table
BossID sql.NullInt64 `db:"boss_id"`
}
type Boss Employee
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
loadDefaultFixture(db, t)
var employees []struct {
Emp1 *Employee `db:"emp1"`
Emp2 *Employee `db:"emp2"`
*Boss `db:"boss"`
}
err := db.Select(
&employees,
`SELECT emp.name "emp1.name", emp.id "emp1.id", emp.boss_id "emp1.boss_id",
emp.name "emp2.name", emp.id "emp2.id", emp.boss_id "emp2.boss_id",
boss.id "boss.id", boss.name "boss.name" FROM employees AS emp
JOIN employees AS boss ON emp.boss_id = boss.id
`)
if err != nil {
t.Fatal(err)
}
for _, em := range employees {
if len(em.Emp1.Name) == 0 || len(em.Emp2.Name) == 0 {
t.Errorf("Expected non zero lengthed name.")
}
if em.Emp1.BossID.Int64 != em.Boss.ID || em.Emp2.BossID.Int64 != em.Boss.ID {
t.Errorf("Expected boss ids to match")
}
}
})
}
func TestSelectSliceMapTime(t *testing.T) {
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
loadDefaultFixture(db, t)
rows, err := db.Queryx("SELECT * FROM person")
if err != nil {
t.Fatal(err)
}
for rows.Next() {
_, err := rows.SliceScan()
if err != nil {
t.Error(err)
}
}
rows, err = db.Queryx("SELECT * FROM person")
if err != nil {
t.Fatal(err)
}
for rows.Next() {
m := map[string]interface{}{}
err := rows.MapScan(m)
if err != nil {
t.Error(err)
}
}
})
}
func TestNilReceiver(t *testing.T) {
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
loadDefaultFixture(db, t)
var p *Person
err := db.Get(p, "SELECT * FROM person LIMIT 1")
if err == nil {
t.Error("Expected error when getting into nil struct ptr.")
}
var pp *[]Person
err = db.Select(pp, "SELECT * FROM person")
if err == nil {
t.Error("Expected an error when selecting into nil slice ptr.")
}
})
}
func TestNamedQuery(t *testing.T) {
var schema = Schema{
create: `
CREATE TABLE place (
id integer PRIMARY KEY,
name text NULL
);
CREATE TABLE person (
first_name text NULL,
last_name text NULL,
email text NULL
);
CREATE TABLE placeperson (
first_name text NULL,
last_name text NULL,
email text NULL,
place_id integer NULL
);
CREATE TABLE jsperson (
"FIRST" text NULL,
last_name text NULL,
"EMAIL" text NULL
);`,
drop: `
drop table person;
drop table jsperson;
drop table place;
drop table placeperson;
`,
}
RunWithSchema(schema, t, func(db *DB, t *testing.T) {
type Person struct {
FirstName sql.NullString `db:"first_name"`
LastName sql.NullString `db:"last_name"`
Email sql.NullString
}
p := Person{
FirstName: sql.NullString{String: "ben", Valid: true},
LastName: sql.NullString{String: "doe", Valid: true},
Email: sql.NullString{String: "ben@doe.com", Valid: true},
}
q1 := `INSERT INTO person (first_name, last_name, email) VALUES (:first_name, :last_name, :email)`
_, err := db.NamedExec(q1, p)
if err != nil {
log.Fatal(err)
}
p2 := &Person{}
rows, err := db.NamedQuery("SELECT * FROM person WHERE first_name=:first_name", p)
if err != nil {
log.Fatal(err)
}
for rows.Next() {
err = rows.StructScan(p2)
if err != nil {
t.Error(err)
}
if p2.FirstName.String != "ben" {
t.Error("Expected first name of `ben`, got " + p2.FirstName.String)
}
if p2.LastName.String != "doe" {
t.Error("Expected first name of `doe`, got " + p2.LastName.String)
}
}
// these are tests for #73; they verify that named queries work if you've
// changed the db mapper. This code checks both NamedQuery "ad-hoc" style
// queries and NamedStmt queries, which use different code paths internally.
old := *db.Mapper
type JSONPerson struct {
FirstName sql.NullString `json:"FIRST"`
LastName sql.NullString `json:"last_name"`
Email sql.NullString
}
jp := JSONPerson{
FirstName: sql.NullString{String: "ben", Valid: true},
LastName: sql.NullString{String: "smith", Valid: true},
Email: sql.NullString{String: "ben@smith.com", Valid: true},
}
db.Mapper = reflectx.NewMapperFunc("json", strings.ToUpper)
// prepare queries for case sensitivity to test our ToUpper function.
// postgres and sqlite accept "", but mysql uses ``; since Go's multi-line
// strings are `` we use "" by default and swap out for MySQL
pdb := func(s string, db *DB) string {
if db.DriverName() == "mysql" {
return strings.Replace(s, `"`, "`", -1)
}
return s
}
q1 = `INSERT INTO jsperson ("FIRST", last_name, "EMAIL") VALUES (:FIRST, :last_name, :EMAIL)`
_, err = db.NamedExec(pdb(q1, db), jp)
if err != nil {
t.Fatal(err, db.DriverName())
}
// Checks that a person pulled out of the db matches the one we put in
check := func(t *testing.T, rows *Rows) {
jp = JSONPerson{}
for rows.Next() {
err = rows.StructScan(&jp)
if err != nil {
t.Error(err)
}
if jp.FirstName.String != "ben" {
t.Errorf("Expected first name of `ben`, got `%s` (%s) ", jp.FirstName.String, db.DriverName())
}
if jp.LastName.String != "smith" {
t.Errorf("Expected LastName of `smith`, got `%s` (%s)", jp.LastName.String, db.DriverName())
}
if jp.Email.String != "ben@smith.com" {
t.Errorf("Expected first name of `doe`, got `%s` (%s)", jp.Email.String, db.DriverName())
}
}
}
ns, err := db.PrepareNamed(pdb(`
SELECT * FROM jsperson
WHERE
"FIRST"=:FIRST AND
last_name=:last_name AND
"EMAIL"=:EMAIL
`, db))
if err != nil {
t.Fatal(err)
}
rows, err = ns.Queryx(jp)
if err != nil {
t.Fatal(err)
}
check(t, rows)
// Check exactly the same thing, but with db.NamedQuery, which does not go
// through the PrepareNamed/NamedStmt path.
rows, err = db.NamedQuery(pdb(`
SELECT * FROM jsperson
WHERE
"FIRST"=:FIRST AND
last_name=:last_name AND
"EMAIL"=:EMAIL
`, db), jp)
if err != nil {
t.Fatal(err)
}
check(t, rows)
db.Mapper = &old
// Test nested structs
type Place struct {
ID int `db:"id"`
Name sql.NullString `db:"name"`
}
type PlacePerson struct {
FirstName sql.NullString `db:"first_name"`
LastName sql.NullString `db:"last_name"`
Email sql.NullString
Place Place `db:"place"`
}
pl := Place{
Name: sql.NullString{String: "myplace", Valid: true},
}
pp := PlacePerson{
FirstName: sql.NullString{String: "ben", Valid: true},
LastName: sql.NullString{String: "doe", Valid: true},
Email: sql.NullString{String: "ben@doe.com", Valid: true},
}
q2 := `INSERT INTO place (id, name) VALUES (1, :name)`
_, err = db.NamedExec(q2, pl)
if err != nil {
log.Fatal(err)
}
id := 1
pp.Place.ID = id
q3 := `INSERT INTO placeperson (first_name, last_name, email, place_id) VALUES (:first_name, :last_name, :email, :place.id)`
_, err = db.NamedExec(q3, pp)
if err != nil {
log.Fatal(err)
}
pp2 := &PlacePerson{}
rows, err = db.NamedQuery(`
SELECT
first_name,
last_name,
email,
place.id AS "place.id",
place.name AS "place.name"
FROM placeperson
INNER JOIN place ON place.id = placeperson.place_id
WHERE
place.id=:place.id`, pp)
if err != nil {
log.Fatal(err)
}
for rows.Next() {
err = rows.StructScan(pp2)
if err != nil {
t.Error(err)
}
if pp2.FirstName.String != "ben" {
t.Error("Expected first name of `ben`, got " + pp2.FirstName.String)
}
if pp2.LastName.String != "doe" {
t.Error("Expected first name of `doe`, got " + pp2.LastName.String)
}
if pp2.Place.Name.String != "myplace" {
t.Error("Expected place name of `myplace`, got " + pp2.Place.Name.String)
}
if pp2.Place.ID != pp.Place.ID {
t.Errorf("Expected place name of %v, got %v", pp.Place.ID, pp2.Place.ID)
}
}
})
}
func TestNilInserts(t *testing.T) {
var schema = Schema{
create: `
CREATE TABLE tt (
id integer,
value text NULL DEFAULT NULL
);`,
drop: "drop table tt;",
}
RunWithSchema(schema, t, func(db *DB, t *testing.T) {
type TT struct {
ID int
Value *string
}
var v, v2 TT
r := db.Rebind
db.MustExec(r(`INSERT INTO tt (id) VALUES (1)`))
db.Get(&v, r(`SELECT * FROM tt`))
if v.ID != 1 {
t.Errorf("Expecting id of 1, got %v", v.ID)
}
if v.Value != nil {
t.Errorf("Expecting NULL to map to nil, got %s", *v.Value)
}
v.ID = 2
// NOTE: this incidentally uncovered a bug which was that named queries with
// pointer destinations would not work if the passed value here was not addressable,
// as reflectx.FieldByIndexes attempts to allocate nil pointer receivers for
// writing. This was fixed by creating & using the reflectx.FieldByIndexesReadOnly
// function. This next line is important as it provides the only coverage for this.
db.NamedExec(`INSERT INTO tt (id, value) VALUES (:id, :value)`, v)
db.Get(&v2, r(`SELECT * FROM tt WHERE id=2`))
if v.ID != v2.ID {
t.Errorf("%v != %v", v.ID, v2.ID)
}
if v2.Value != nil {
t.Errorf("Expecting NULL to map to nil, got %s", *v.Value)
}
})
}
func TestScanError(t *testing.T) {
var schema = Schema{
create: `
CREATE TABLE kv (
k text,
v integer
);`,
drop: `drop table kv;`,
}
RunWithSchema(schema, t, func(db *DB, t *testing.T) {
type WrongTypes struct {
K int
V string
}
_, err := db.Exec(db.Rebind("INSERT INTO kv (k, v) VALUES (?, ?)"), "hi", 1)
if err != nil {
t.Error(err)
}
rows, err := db.Queryx("SELECT * FROM kv")
if err != nil {
t.Error(err)
}
for rows.Next() {
var wt WrongTypes
err := rows.StructScan(&wt)
if err == nil {
t.Errorf("%s: Scanning wrong types into keys should have errored.", db.DriverName())
}
}
})
}
// FIXME: this function is kinda big but it slows things down to be constantly
// loading and reloading the schema..
func TestUsage(t *testing.T) {
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
loadDefaultFixture(db, t)
slicemembers := []SliceMember{}
err := db.Select(&slicemembers, "SELECT * FROM place ORDER BY telcode ASC")
if err != nil {
t.Fatal(err)
}
people := []Person{}
err = db.Select(&people, "SELECT * FROM person ORDER BY first_name ASC")
if err != nil {
t.Fatal(err)
}
jason, john := people[0], people[1]
if jason.FirstName != "Jason" {
t.Errorf("Expecting FirstName of Jason, got %s", jason.FirstName)
}
if jason.LastName != "Moiron" {
t.Errorf("Expecting LastName of Moiron, got %s", jason.LastName)
}
if jason.Email != "jmoiron@jmoiron.net" {
t.Errorf("Expecting Email of jmoiron@jmoiron.net, got %s", jason.Email)
}
if john.FirstName != "John" || john.LastName != "Doe" || john.Email != "johndoeDNE@gmail.net" {
t.Errorf("John Doe's person record not what expected: Got %v\n", john)
}
jason = Person{}
err = db.Get(&jason, db.Rebind("SELECT * FROM person WHERE first_name=?"), "Jason")
if err != nil {
t.Fatal(err)
}
if jason.FirstName != "Jason" {
t.Errorf("Expecting to get back Jason, but got %v\n", jason.FirstName)
}
err = db.Get(&jason, db.Rebind("SELECT * FROM person WHERE first_name=?"), "Foobar")
if err == nil {
t.Errorf("Expecting an error, got nil\n")
}
if err != sql.ErrNoRows {
t.Errorf("Expected sql.ErrNoRows, got %v\n", err)
}
// The following tests check statement reuse, which was actually a problem
// due to copying being done when creating Stmt's which was eventually removed
stmt1, err := db.Preparex(db.Rebind("SELECT * FROM person WHERE first_name=?"))
if err != nil {
t.Fatal(err)
}
jason = Person{}
row := stmt1.QueryRowx("DoesNotExist")
row.Scan(&jason)
row = stmt1.QueryRowx("DoesNotExist")
row.Scan(&jason)
err = stmt1.Get(&jason, "DoesNotExist User")
if err == nil {
t.Error("Expected an error")
}
err = stmt1.Get(&jason, "DoesNotExist User 2")
if err == nil {
t.Fatal(err)
}
stmt2, err := db.Preparex(db.Rebind("SELECT * FROM person WHERE first_name=?"))
if err != nil {
t.Fatal(err)
}
jason = Person{}
tx, err := db.Beginx()
if err != nil {
t.Fatal(err)
}
tstmt2 := tx.Stmtx(stmt2)
row2 := tstmt2.QueryRowx("Jason")
err = row2.StructScan(&jason)
if err != nil {
t.Error(err)
}
tx.Commit()
places := []*Place{}
err = db.Select(&places, "SELECT telcode FROM place ORDER BY telcode ASC")
if err != nil {
t.Fatal(err)
}
usa, singsing, honkers := places[0], places[1], places[2]
if usa.TelCode != 1 || honkers.TelCode != 852 || singsing.TelCode != 65 {
t.Errorf("Expected integer telcodes to work, got %#v", places)
}
placesptr := []PlacePtr{}
err = db.Select(&placesptr, "SELECT * FROM place ORDER BY telcode ASC")
if err != nil {
t.Error(err)
}
//fmt.Printf("%#v\n%#v\n%#v\n", placesptr[0], placesptr[1], placesptr[2])
// if you have null fields and use SELECT *, you must use sql.Null* in your struct
// this test also verifies that you can use either a []Struct{} or a []*Struct{}
places2 := []Place{}
err = db.Select(&places2, "SELECT * FROM place ORDER BY telcode ASC")
if err != nil {
t.Fatal(err)
}
usa, singsing, honkers = &places2[0], &places2[1], &places2[2]
// this should return a type error that &p is not a pointer to a struct slice
p := Place{}
err = db.Select(&p, "SELECT * FROM place ORDER BY telcode ASC")
if err == nil {
t.Errorf("Expected an error, argument to select should be a pointer to a struct slice")
}
// this should be an error
pl := []Place{}
err = db.Select(pl, "SELECT * FROM place ORDER BY telcode ASC")
if err == nil {
t.Errorf("Expected an error, argument to select should be a pointer to a struct slice, not a slice.")
}
if usa.TelCode != 1 || honkers.TelCode != 852 || singsing.TelCode != 65 {
t.Errorf("Expected integer telcodes to work, got %#v", places)
}
stmt, err := db.Preparex(db.Rebind("SELECT country, telcode FROM place WHERE telcode > ? ORDER BY telcode ASC"))
if err != nil {
t.Error(err)
}
places = []*Place{}
err = stmt.Select(&places, 10)
if len(places) != 2 {
t.Error("Expected 2 places, got 0.")
}
if err != nil {
t.Fatal(err)
}
singsing, honkers = places[0], places[1]
if singsing.TelCode != 65 || honkers.TelCode != 852 {
t.Errorf("Expected the right telcodes, got %#v", places)
}
rows, err := db.Queryx("SELECT * FROM place")
if err != nil {
t.Fatal(err)
}
place := Place{}
for rows.Next() {
err = rows.StructScan(&place)
if err != nil {
t.Fatal(err)
}
}
rows, err = db.Queryx("SELECT * FROM place")
if err != nil {
t.Fatal(err)
}
m := map[string]interface{}{}
for rows.Next() {
err = rows.MapScan(m)
if err != nil {
t.Fatal(err)
}
_, ok := m["country"]
if !ok {
t.Errorf("Expected key `country` in map but could not find it (%#v)\n", m)
}
}
rows, err = db.Queryx("SELECT * FROM place")
if err != nil {
t.Fatal(err)
}
for rows.Next() {
s, err := rows.SliceScan()
if err != nil {
t.Error(err)
}
if len(s) != 3 {
t.Errorf("Expected 3 columns in result, got %d\n", len(s))
}
}
// test advanced querying
// test that NamedExec works with a map as well as a struct
_, err = db.NamedExec("INSERT INTO person (first_name, last_name, email) VALUES (:first, :last, :email)", map[string]interface{}{
"first": "Bin",
"last": "Smuth",
"email": "bensmith@allblacks.nz",
})
if err != nil {
t.Fatal(err)
}
// ensure that if the named param happens right at the end it still works
// ensure that NamedQuery works with a map[string]interface{}
rows, err = db.NamedQuery("SELECT * FROM person WHERE first_name=:first", map[string]interface{}{"first": "Bin"})
if err != nil {
t.Fatal(err)
}
ben := &Person{}
for rows.Next() {
err = rows.StructScan(ben)
if err != nil {
t.Fatal(err)
}
if ben.FirstName != "Bin" {
t.Fatal("Expected first name of `Bin`, got " + ben.FirstName)
}
if ben.LastName != "Smuth" {
t.Fatal("Expected first name of `Smuth`, got " + ben.LastName)
}
}
ben.FirstName = "Ben"
ben.LastName = "Smith"
ben.Email = "binsmuth@allblacks.nz"
// Insert via a named query using the struct
_, err = db.NamedExec("INSERT INTO person (first_name, last_name, email) VALUES (:first_name, :last_name, :email)", ben)
if err != nil {
t.Fatal(err)
}
rows, err = db.NamedQuery("SELECT * FROM person WHERE first_name=:first_name", ben)
if err != nil {
t.Fatal(err)
}
for rows.Next() {
err = rows.StructScan(ben)
if err != nil {
t.Fatal(err)
}
if ben.FirstName != "Ben" {
t.Fatal("Expected first name of `Ben`, got " + ben.FirstName)
}
if ben.LastName != "Smith" {
t.Fatal("Expected first name of `Smith`, got " + ben.LastName)
}
}
// ensure that Get does not panic on emppty result set
person := &Person{}
err = db.Get(person, "SELECT * FROM person WHERE first_name=$1", "does-not-exist")
if err == nil {
t.Fatal("Should have got an error for Get on non-existent row.")
}
// lets test prepared statements some more
stmt, err = db.Preparex(db.Rebind("SELECT * FROM person WHERE first_name=?"))
if err != nil {
t.Fatal(err)
}
rows, err = stmt.Queryx("Ben")
if err != nil {
t.Fatal(err)
}
for rows.Next() {
err = rows.StructScan(ben)
if err != nil {
t.Fatal(err)
}
if ben.FirstName != "Ben" {
t.Fatal("Expected first name of `Ben`, got " + ben.FirstName)
}
if ben.LastName != "Smith" {
t.Fatal("Expected first name of `Smith`, got " + ben.LastName)
}
}
john = Person{}
stmt, err = db.Preparex(db.Rebind("SELECT * FROM person WHERE first_name=?"))
if err != nil {
t.Error(err)
}
err = stmt.Get(&john, "John")
if err != nil {
t.Error(err)
}
// test name mapping
// THIS USED TO WORK BUT WILL NO LONGER WORK.
db.MapperFunc(strings.ToUpper)
rsa := CPlace{}
err = db.Get(&rsa, "SELECT * FROM capplace;")
if err != nil {
t.Error(err, "in db:", db.DriverName())
}
db.MapperFunc(strings.ToLower)
// create a copy and change the mapper, then verify the copy behaves
// differently from the original.
dbCopy := NewDb(db.DB, db.DriverName())
dbCopy.MapperFunc(strings.ToUpper)
err = dbCopy.Get(&rsa, "SELECT * FROM capplace;")
if err != nil {
fmt.Println(db.DriverName())
t.Error(err)
}
err = db.Get(&rsa, "SELECT * FROM cappplace;")
if err == nil {
t.Error("Expected no error, got ", err)
}
// test base type slices
var sdest []string
rows, err = db.Queryx("SELECT email FROM person ORDER BY email ASC;")
if err != nil {
t.Error(err)
}
err = scanAll(rows, &sdest, false)
if err != nil {
t.Error(err)
}
// test Get with base types
var count int
err = db.Get(&count, "SELECT count(*) FROM person;")
if err != nil {
t.Error(err)
}
if count != len(sdest) {
t.Errorf("Expected %d == %d (count(*) vs len(SELECT ..)", count, len(sdest))
}
// test Get and Select with time.Time, #84
var addedAt time.Time
err = db.Get(&addedAt, "SELECT added_at FROM person LIMIT 1;")
if err != nil {
t.Error(err)
}
var addedAts []time.Time
err = db.Select(&addedAts, "SELECT added_at FROM person;")
if err != nil {
t.Error(err)
}
// test it on a double pointer
var pcount *int
err = db.Get(&pcount, "SELECT count(*) FROM person;")
if err != nil {
t.Error(err)
}
if *pcount != count {
t.Errorf("expected %d = %d", *pcount, count)
}
// test Select...
sdest = []string{}
err = db.Select(&sdest, "SELECT first_name FROM person ORDER BY first_name ASC;")
if err != nil {
t.Error(err)
}
expected := []string{"Ben", "Bin", "Jason", "John"}
for i, got := range sdest {
if got != expected[i] {
t.Errorf("Expected %d result to be %s, but got %s", i, expected[i], got)
}
}
var nsdest []sql.NullString
err = db.Select(&nsdest, "SELECT city FROM place ORDER BY city ASC")
if err != nil {
t.Error(err)
}
for _, val := range nsdest {
if val.Valid && val.String != "New York" {
t.Errorf("expected single valid result to be `New York`, but got %s", val.String)
}
}
})
}
type Product struct {
ProductID int
}
// tests that sqlx will not panic when the wrong driver is passed because
// of an automatic nil dereference in sqlx.Open(), which was fixed.
func TestDoNotPanicOnConnect(t *testing.T) {
db, err := Connect("bogus", "hehe")
if err == nil {
t.Errorf("Should return error when using bogus driverName")
}
if db != nil {
t.Errorf("Should not return the db on a connect failure")
}
}
func TestRebind(t *testing.T) {
q1 := `INSERT INTO foo (a, b, c, d, e, f, g, h, i) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`
q2 := `INSERT INTO foo (a, b, c) VALUES (?, ?, "foo"), ("Hi", ?, ?)`
s1 := Rebind(DOLLAR, q1)
s2 := Rebind(DOLLAR, q2)
if s1 != `INSERT INTO foo (a, b, c, d, e, f, g, h, i) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10)` {
t.Errorf("q1 failed")
}
if s2 != `INSERT INTO foo (a, b, c) VALUES ($1, $2, "foo"), ("Hi", $3, $4)` {
t.Errorf("q2 failed")
}
s1 = Rebind(AT, q1)
s2 = Rebind(AT, q2)
if s1 != `INSERT INTO foo (a, b, c, d, e, f, g, h, i) VALUES (@p1, @p2, @p3, @p4, @p5, @p6, @p7, @p8, @p9, @p10)` {
t.Errorf("q1 failed")
}
if s2 != `INSERT INTO foo (a, b, c) VALUES (@p1, @p2, "foo"), ("Hi", @p3, @p4)` {
t.Errorf("q2 failed")
}
s1 = Rebind(NAMED, q1)
s2 = Rebind(NAMED, q2)
ex1 := `INSERT INTO foo (a, b, c, d, e, f, g, h, i) VALUES ` +
`(:arg1, :arg2, :arg3, :arg4, :arg5, :arg6, :arg7, :arg8, :arg9, :arg10)`
if s1 != ex1 {
t.Error("q1 failed on Named params")
}
ex2 := `INSERT INTO foo (a, b, c) VALUES (:arg1, :arg2, "foo"), ("Hi", :arg3, :arg4)`
if s2 != ex2 {
t.Error("q2 failed on Named params")
}
}
func TestBindMap(t *testing.T) {
// Test that it works..
q1 := `INSERT INTO foo (a, b, c, d) VALUES (:name, :age, :first, :last)`
am := map[string]interface{}{
"name": "Jason Moiron",
"age": 30,
"first": "Jason",
"last": "Moiron",
}
bq, args, _ := bindMap(QUESTION, q1, am)
expect := `INSERT INTO foo (a, b, c, d) VALUES (?, ?, ?, ?)`
if bq != expect {
t.Errorf("Interpolation of query failed: got `%v`, expected `%v`\n", bq, expect)
}
if args[0].(string) != "Jason Moiron" {
t.Errorf("Expected `Jason Moiron`, got %v\n", args[0])
}
if args[1].(int) != 30 {
t.Errorf("Expected 30, got %v\n", args[1])
}
if args[2].(string) != "Jason" {
t.Errorf("Expected Jason, got %v\n", args[2])
}
if args[3].(string) != "Moiron" {
t.Errorf("Expected Moiron, got %v\n", args[3])
}
}
// Test for #117, embedded nil maps
type Message struct {
Text string `db:"string"`
Properties PropertyMap `db:"properties"` // Stored as JSON in the database
}
type PropertyMap map[string]string
// Implement driver.Valuer and sql.Scanner interfaces on PropertyMap
func (p PropertyMap) Value() (driver.Value, error) {
if len(p) == 0 {
return nil, nil
}
return json.Marshal(p)
}
func (p PropertyMap) Scan(src interface{}) error {
v := reflect.ValueOf(src)
if !v.IsValid() || v.CanAddr() && v.IsNil() {
return nil
}
switch ts := src.(type) {
case []byte:
return json.Unmarshal(ts, &p)
case string:
return json.Unmarshal([]byte(ts), &p)
default:
return fmt.Errorf("Could not not decode type %T -> %T", src, p)
}
}
func TestEmbeddedMaps(t *testing.T) {
var schema = Schema{
create: `
CREATE TABLE message (
string text,
properties text
);`,
drop: `drop table message;`,
}
RunWithSchema(schema, t, func(db *DB, t *testing.T) {
messages := []Message{
{"Hello, World", PropertyMap{"one": "1", "two": "2"}},
{"Thanks, Joy", PropertyMap{"pull": "request"}},
}
q1 := `INSERT INTO message (string, properties) VALUES (:string, :properties);`
for _, m := range messages {
_, err := db.NamedExec(q1, m)
if err != nil {
t.Fatal(err)
}
}
var count int
err := db.Get(&count, "SELECT count(*) FROM message")
if err != nil {
t.Fatal(err)
}
if count != len(messages) {
t.Fatalf("Expected %d messages in DB, found %d", len(messages), count)
}
var m Message
err = db.Get(&m, "SELECT * FROM message LIMIT 1;")
if err != nil {
t.Fatal(err)
}
if m.Properties == nil {
t.Fatal("Expected m.Properties to not be nil, but it was.")
}
})
}
func TestIssue197(t *testing.T) {
// this test actually tests for a bug in database/sql:
// https://github.com/golang/go/issues/13905
// this potentially makes _any_ named type that is an alias for []byte
// unsafe to use in a lot of different ways (basically, unsafe to hold
// onto after loading from the database).
t.Skip()
type mybyte []byte
type Var struct{ Raw json.RawMessage }
type Var2 struct{ Raw []byte }
type Var3 struct{ Raw mybyte }
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
var err error
var v, q Var
if err = db.Get(&v, `SELECT '{"a": "b"}' AS raw`); err != nil {
t.Fatal(err)
}
if err = db.Get(&q, `SELECT 'null' AS raw`); err != nil {
t.Fatal(err)
}
var v2, q2 Var2
if err = db.Get(&v2, `SELECT '{"a": "b"}' AS raw`); err != nil {
t.Fatal(err)
}
if err = db.Get(&q2, `SELECT 'null' AS raw`); err != nil {
t.Fatal(err)
}
var v3, q3 Var3
if err = db.QueryRow(`SELECT '{"a": "b"}' AS raw`).Scan(&v3.Raw); err != nil {
t.Fatal(err)
}
if err = db.QueryRow(`SELECT '{"c": "d"}' AS raw`).Scan(&q3.Raw); err != nil {
t.Fatal(err)
}
t.Fail()
})
}
func TestIn(t *testing.T) {
// some quite normal situations
type tr struct {
q string
args []interface{}
c int
}
tests := []tr{
{"SELECT * FROM foo WHERE x = ? AND v in (?) AND y = ?",
[]interface{}{"foo", []int{0, 5, 7, 2, 9}, "bar"},
7},
{"SELECT * FROM foo WHERE x in (?)",
[]interface{}{[]int{1, 2, 3, 4, 5, 6, 7, 8}},
8},
{"SELECT * FROM foo WHERE x = ? AND y in (?)",
[]interface{}{[]byte("foo"), []int{0, 5, 3}},
4},
}
for _, test := range tests {
q, a, err := In(test.q, test.args...)
if err != nil {
t.Error(err)
}
if len(a) != test.c {
t.Errorf("Expected %d args, but got %d (%+v)", test.c, len(a), a)
}
if strings.Count(q, "?") != test.c {
t.Errorf("Expected %d bindVars, got %d", test.c, strings.Count(q, "?"))
}
}
// too many bindVars, but no slices, so short circuits parsing
// i'm not sure if this is the right behavior; this query/arg combo
// might not work, but we shouldn't parse if we don't need to
{
orig := "SELECT * FROM foo WHERE x = ? AND y = ?"
q, a, err := In(orig, "foo", "bar", "baz")
if err != nil {
t.Error(err)
}
if len(a) != 3 {
t.Errorf("Expected 3 args, but got %d (%+v)", len(a), a)
}
if q != orig {
t.Error("Expected unchanged query.")
}
}
tests = []tr{
// too many bindvars; slice present so should return error during parse
{"SELECT * FROM foo WHERE x = ? and y = ?",
[]interface{}{"foo", []int{1, 2, 3}, "bar"},
0},
// empty slice, should return error before parse
{"SELECT * FROM foo WHERE x = ?",
[]interface{}{[]int{}},
0},
// too *few* bindvars, should return an error
{"SELECT * FROM foo WHERE x = ? AND y in (?)",
[]interface{}{[]int{1, 2, 3}},
0},
}
for _, test := range tests {
_, _, err := In(test.q, test.args...)
if err == nil {
t.Error("Expected an error, but got nil.")
}
}
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
loadDefaultFixture(db, t)
//tx.MustExec(tx.Rebind("INSERT INTO place (country, city, telcode) VALUES (?, ?, ?)"), "United States", "New York", "1")
//tx.MustExec(tx.Rebind("INSERT INTO place (country, telcode) VALUES (?, ?)"), "Hong Kong", "852")
//tx.MustExec(tx.Rebind("INSERT INTO place (country, telcode) VALUES (?, ?)"), "Singapore", "65")
telcodes := []int{852, 65}
q := "SELECT * FROM place WHERE telcode IN(?) ORDER BY telcode"
query, args, err := In(q, telcodes)
if err != nil {
t.Error(err)
}
query = db.Rebind(query)
places := []Place{}
err = db.Select(&places, query, args...)
if err != nil {
t.Error(err)
}
if len(places) != 2 {
t.Fatalf("Expecting 2 results, got %d", len(places))
}
if places[0].TelCode != 65 {
t.Errorf("Expecting singapore first, but got %#v", places[0])
}
if places[1].TelCode != 852 {
t.Errorf("Expecting hong kong second, but got %#v", places[1])
}
})
}
func TestBindStruct(t *testing.T) {
var err error
q1 := `INSERT INTO foo (a, b, c, d) VALUES (:name, :age, :first, :last)`
type tt struct {
Name string
Age int
First string
Last string
}
type tt2 struct {
Field1 string `db:"field_1"`
Field2 string `db:"field_2"`
}
type tt3 struct {
tt2
Name string
}
am := tt{"Jason Moiron", 30, "Jason", "Moiron"}
bq, args, _ := bindStruct(QUESTION, q1, am, mapper())
expect := `INSERT INTO foo (a, b, c, d) VALUES (?, ?, ?, ?)`
if bq != expect {
t.Errorf("Interpolation of query failed: got `%v`, expected `%v`\n", bq, expect)
}
if args[0].(string) != "Jason Moiron" {
t.Errorf("Expected `Jason Moiron`, got %v\n", args[0])
}
if args[1].(int) != 30 {
t.Errorf("Expected 30, got %v\n", args[1])
}
if args[2].(string) != "Jason" {
t.Errorf("Expected Jason, got %v\n", args[2])
}
if args[3].(string) != "Moiron" {
t.Errorf("Expected Moiron, got %v\n", args[3])
}
am2 := tt2{"Hello", "World"}
bq, args, _ = bindStruct(QUESTION, "INSERT INTO foo (a, b) VALUES (:field_2, :field_1)", am2, mapper())
expect = `INSERT INTO foo (a, b) VALUES (?, ?)`
if bq != expect {
t.Errorf("Interpolation of query failed: got `%v`, expected `%v`\n", bq, expect)
}
if args[0].(string) != "World" {
t.Errorf("Expected 'World', got %s\n", args[0].(string))
}
if args[1].(string) != "Hello" {
t.Errorf("Expected 'Hello', got %s\n", args[1].(string))
}
am3 := tt3{Name: "Hello!"}
am3.Field1 = "Hello"
am3.Field2 = "World"
bq, args, err = bindStruct(QUESTION, "INSERT INTO foo (a, b, c) VALUES (:name, :field_1, :field_2)", am3, mapper())
if err != nil {
t.Fatal(err)
}
expect = `INSERT INTO foo (a, b, c) VALUES (?, ?, ?)`
if bq != expect {
t.Errorf("Interpolation of query failed: got `%v`, expected `%v`\n", bq, expect)
}
if args[0].(string) != "Hello!" {
t.Errorf("Expected 'Hello!', got %s\n", args[0].(string))
}
if args[1].(string) != "Hello" {
t.Errorf("Expected 'Hello', got %s\n", args[1].(string))
}
if args[2].(string) != "World" {
t.Errorf("Expected 'World', got %s\n", args[0].(string))
}
}
func TestEmbeddedLiterals(t *testing.T) {
var schema = Schema{
create: `
CREATE TABLE x (
k text
);`,
drop: `drop table x;`,
}
RunWithSchema(schema, t, func(db *DB, t *testing.T) {
type t1 struct {
K *string
}
type t2 struct {
Inline struct {
F string
}
K *string
}
db.MustExec(db.Rebind("INSERT INTO x (k) VALUES (?), (?), (?);"), "one", "two", "three")
target := t1{}
err := db.Get(&target, db.Rebind("SELECT * FROM x WHERE k=?"), "one")
if err != nil {
t.Error(err)
}
if *target.K != "one" {
t.Error("Expected target.K to be `one`, got ", target.K)
}
target2 := t2{}
err = db.Get(&target2, db.Rebind("SELECT * FROM x WHERE k=?"), "one")
if err != nil {
t.Error(err)
}
if *target2.K != "one" {
t.Errorf("Expected target2.K to be `one`, got `%v`", target2.K)
}
})
}
func BenchmarkBindStruct(b *testing.B) {
b.StopTimer()
q1 := `INSERT INTO foo (a, b, c, d) VALUES (:name, :age, :first, :last)`
type t struct {
Name string
Age int
First string
Last string
}
am := t{"Jason Moiron", 30, "Jason", "Moiron"}
b.StartTimer()
for i := 0; i < b.N; i++ {
bindStruct(DOLLAR, q1, am, mapper())
}
}
func BenchmarkBindMap(b *testing.B) {
b.StopTimer()
q1 := `INSERT INTO foo (a, b, c, d) VALUES (:name, :age, :first, :last)`
am := map[string]interface{}{
"name": "Jason Moiron",
"age": 30,
"first": "Jason",
"last": "Moiron",
}
b.StartTimer()
for i := 0; i < b.N; i++ {
bindMap(DOLLAR, q1, am)
}
}
func BenchmarkIn(b *testing.B) {
q := `SELECT * FROM foo WHERE x = ? AND v in (?) AND y = ?`
for i := 0; i < b.N; i++ {
_, _, _ = In(q, []interface{}{"foo", []int{0, 5, 7, 2, 9}, "bar"}...)
}
}
func BenchmarkIn1k(b *testing.B) {
q := `SELECT * FROM foo WHERE x = ? AND v in (?) AND y = ?`
var vals [1000]interface{}
for i := 0; i < b.N; i++ {
_, _, _ = In(q, []interface{}{"foo", vals[:], "bar"}...)
}
}
func BenchmarkIn1kInt(b *testing.B) {
q := `SELECT * FROM foo WHERE x = ? AND v in (?) AND y = ?`
var vals [1000]int
for i := 0; i < b.N; i++ {
_, _, _ = In(q, []interface{}{"foo", vals[:], "bar"}...)
}
}
func BenchmarkIn1kString(b *testing.B) {
q := `SELECT * FROM foo WHERE x = ? AND v in (?) AND y = ?`
var vals [1000]string
for i := 0; i < b.N; i++ {
_, _, _ = In(q, []interface{}{"foo", vals[:], "bar"}...)
}
}
func BenchmarkRebind(b *testing.B) {
b.StopTimer()
q1 := `INSERT INTO foo (a, b, c, d, e, f, g, h, i) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)`
q2 := `INSERT INTO foo (a, b, c) VALUES (?, ?, "foo"), ("Hi", ?, ?)`
b.StartTimer()
for i := 0; i < b.N; i++ {
Rebind(DOLLAR, q1)
Rebind(DOLLAR, q2)
}
}
func BenchmarkRebindBuffer(b *testing.B) {
b.StopTimer()
q1 := `INSERT INTO foo (a, b, c, d, e, f, g, h, i) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)`
q2 := `INSERT INTO foo (a, b, c) VALUES (?, ?, "foo"), ("Hi", ?, ?)`
b.StartTimer()
for i := 0; i < b.N; i++ {
rebindBuff(DOLLAR, q1)
rebindBuff(DOLLAR, q2)
}
}
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