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Harvey Kandola
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227
vendor/github.com/jmoiron/sqlx/named_test.go
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vendored
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227
vendor/github.com/jmoiron/sqlx/named_test.go
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@ -0,0 +1,227 @@
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package sqlx
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import (
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"database/sql"
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"testing"
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)
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func TestCompileQuery(t *testing.T) {
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table := []struct {
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Q, R, D, N string
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V []string
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}{
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// basic test for named parameters, invalid char ',' terminating
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{
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Q: `INSERT INTO foo (a,b,c,d) VALUES (:name, :age, :first, :last)`,
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R: `INSERT INTO foo (a,b,c,d) VALUES (?, ?, ?, ?)`,
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D: `INSERT INTO foo (a,b,c,d) VALUES ($1, $2, $3, $4)`,
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N: `INSERT INTO foo (a,b,c,d) VALUES (:name, :age, :first, :last)`,
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V: []string{"name", "age", "first", "last"},
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},
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// This query tests a named parameter ending the string as well as numbers
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{
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Q: `SELECT * FROM a WHERE first_name=:name1 AND last_name=:name2`,
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R: `SELECT * FROM a WHERE first_name=? AND last_name=?`,
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D: `SELECT * FROM a WHERE first_name=$1 AND last_name=$2`,
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N: `SELECT * FROM a WHERE first_name=:name1 AND last_name=:name2`,
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V: []string{"name1", "name2"},
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},
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{
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Q: `SELECT "::foo" FROM a WHERE first_name=:name1 AND last_name=:name2`,
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R: `SELECT ":foo" FROM a WHERE first_name=? AND last_name=?`,
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D: `SELECT ":foo" FROM a WHERE first_name=$1 AND last_name=$2`,
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N: `SELECT ":foo" FROM a WHERE first_name=:name1 AND last_name=:name2`,
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V: []string{"name1", "name2"},
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},
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{
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Q: `SELECT 'a::b::c' || first_name, '::::ABC::_::' FROM person WHERE first_name=:first_name AND last_name=:last_name`,
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R: `SELECT 'a:b:c' || first_name, '::ABC:_:' FROM person WHERE first_name=? AND last_name=?`,
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D: `SELECT 'a:b:c' || first_name, '::ABC:_:' FROM person WHERE first_name=$1 AND last_name=$2`,
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N: `SELECT 'a:b:c' || first_name, '::ABC:_:' FROM person WHERE first_name=:first_name AND last_name=:last_name`,
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V: []string{"first_name", "last_name"},
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},
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/* This unicode awareness test sadly fails, because of our byte-wise worldview.
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* We could certainly iterate by Rune instead, though it's a great deal slower,
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* it's probably the RightWay(tm)
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{
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Q: `INSERT INTO foo (a,b,c,d) VALUES (:あ, :b, :キコ, :名前)`,
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R: `INSERT INTO foo (a,b,c,d) VALUES (?, ?, ?, ?)`,
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D: `INSERT INTO foo (a,b,c,d) VALUES ($1, $2, $3, $4)`,
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N: []string{"name", "age", "first", "last"},
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},
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*/
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}
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for _, test := range table {
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qr, names, err := compileNamedQuery([]byte(test.Q), QUESTION)
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if err != nil {
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t.Error(err)
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}
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if qr != test.R {
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t.Errorf("expected %s, got %s", test.R, qr)
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}
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if len(names) != len(test.V) {
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t.Errorf("expected %#v, got %#v", test.V, names)
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} else {
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for i, name := range names {
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if name != test.V[i] {
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t.Errorf("expected %dth name to be %s, got %s", i+1, test.V[i], name)
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}
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}
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}
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qd, _, _ := compileNamedQuery([]byte(test.Q), DOLLAR)
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if qd != test.D {
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t.Errorf("\nexpected: `%s`\ngot: `%s`", test.D, qd)
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}
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qq, _, _ := compileNamedQuery([]byte(test.Q), NAMED)
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if qq != test.N {
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t.Errorf("\nexpected: `%s`\ngot: `%s`\n(len: %d vs %d)", test.N, qq, len(test.N), len(qq))
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}
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}
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}
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type Test struct {
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t *testing.T
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}
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func (t Test) Error(err error, msg ...interface{}) {
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if err != nil {
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if len(msg) == 0 {
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t.t.Error(err)
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} else {
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t.t.Error(msg...)
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}
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}
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}
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func (t Test) Errorf(err error, format string, args ...interface{}) {
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if err != nil {
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t.t.Errorf(format, args...)
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}
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}
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func TestNamedQueries(t *testing.T) {
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RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T) {
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loadDefaultFixture(db, t)
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test := Test{t}
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var ns *NamedStmt
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var err error
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// Check that invalid preparations fail
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ns, err = db.PrepareNamed("SELECT * FROM person WHERE first_name=:first:name")
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if err == nil {
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t.Error("Expected an error with invalid prepared statement.")
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}
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ns, err = db.PrepareNamed("invalid sql")
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if err == nil {
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t.Error("Expected an error with invalid prepared statement.")
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}
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// Check closing works as anticipated
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ns, err = db.PrepareNamed("SELECT * FROM person WHERE first_name=:first_name")
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test.Error(err)
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err = ns.Close()
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test.Error(err)
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ns, err = db.PrepareNamed(`
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SELECT first_name, last_name, email
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FROM person WHERE first_name=:first_name AND email=:email`)
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test.Error(err)
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// test Queryx w/ uses Query
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p := Person{FirstName: "Jason", LastName: "Moiron", Email: "jmoiron@jmoiron.net"}
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rows, err := ns.Queryx(p)
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test.Error(err)
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for rows.Next() {
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var p2 Person
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rows.StructScan(&p2)
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if p.FirstName != p2.FirstName {
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t.Errorf("got %s, expected %s", p.FirstName, p2.FirstName)
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}
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if p.LastName != p2.LastName {
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t.Errorf("got %s, expected %s", p.LastName, p2.LastName)
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}
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if p.Email != p2.Email {
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t.Errorf("got %s, expected %s", p.Email, p2.Email)
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}
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}
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// test Select
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people := make([]Person, 0, 5)
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err = ns.Select(&people, p)
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test.Error(err)
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if len(people) != 1 {
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t.Errorf("got %d results, expected %d", len(people), 1)
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}
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if p.FirstName != people[0].FirstName {
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t.Errorf("got %s, expected %s", p.FirstName, people[0].FirstName)
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}
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if p.LastName != people[0].LastName {
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t.Errorf("got %s, expected %s", p.LastName, people[0].LastName)
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}
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if p.Email != people[0].Email {
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t.Errorf("got %s, expected %s", p.Email, people[0].Email)
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}
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// test Exec
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ns, err = db.PrepareNamed(`
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INSERT INTO person (first_name, last_name, email)
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VALUES (:first_name, :last_name, :email)`)
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test.Error(err)
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js := Person{
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FirstName: "Julien",
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LastName: "Savea",
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Email: "jsavea@ab.co.nz",
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}
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_, err = ns.Exec(js)
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test.Error(err)
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// Make sure we can pull him out again
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p2 := Person{}
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db.Get(&p2, db.Rebind("SELECT * FROM person WHERE email=?"), js.Email)
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if p2.Email != js.Email {
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t.Errorf("expected %s, got %s", js.Email, p2.Email)
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}
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// test Txn NamedStmts
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tx := db.MustBegin()
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txns := tx.NamedStmt(ns)
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// We're going to add Steven in this txn
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sl := Person{
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FirstName: "Steven",
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LastName: "Luatua",
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Email: "sluatua@ab.co.nz",
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}
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_, err = txns.Exec(sl)
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test.Error(err)
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// then rollback...
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tx.Rollback()
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// looking for Steven after a rollback should fail
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err = db.Get(&p2, db.Rebind("SELECT * FROM person WHERE email=?"), sl.Email)
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if err != sql.ErrNoRows {
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t.Errorf("expected no rows error, got %v", err)
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}
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// now do the same, but commit
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tx = db.MustBegin()
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txns = tx.NamedStmt(ns)
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_, err = txns.Exec(sl)
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test.Error(err)
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tx.Commit()
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// looking for Steven after a Commit should succeed
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err = db.Get(&p2, db.Rebind("SELECT * FROM person WHERE email=?"), sl.Email)
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test.Error(err)
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if p2.Email != sl.Email {
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t.Errorf("expected %s, got %s", sl.Email, p2.Email)
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}
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})
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}
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