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// +build go1.8
package sqlx
import (
"context"
"database/sql"
"testing"
)
func TestNamedContextQueries(t *testing.T) {
RunWithSchema(defaultSchema, t, func(db *DB, t *testing.T, now string) {
loadDefaultFixture(db, t)
test := Test{t}
var ns *NamedStmt
var err error
ctx := context.Background()
// Check that invalid preparations fail
ns, err = db.PrepareNamedContext(ctx, "SELECT * FROM person WHERE first_name=:first:name")
if err == nil {
t.Error("Expected an error with invalid prepared statement.")
}
ns, err = db.PrepareNamedContext(ctx, "invalid sql")
if err == nil {
t.Error("Expected an error with invalid prepared statement.")
}
// Check closing works as anticipated
ns, err = db.PrepareNamedContext(ctx, "SELECT * FROM person WHERE first_name=:first_name")
test.Error(err)
err = ns.Close()
test.Error(err)
ns, err = db.PrepareNamedContext(ctx, `
SELECT first_name, last_name, email
FROM person WHERE first_name=:first_name AND email=:email`)
test.Error(err)
// test Queryx w/ uses Query
p := Person{FirstName: "Jason", LastName: "Moiron", Email: "jmoiron@jmoiron.net"}
rows, err := ns.QueryxContext(ctx, p)
test.Error(err)
for rows.Next() {
var p2 Person
rows.StructScan(&p2)
if p.FirstName != p2.FirstName {
t.Errorf("got %s, expected %s", p.FirstName, p2.FirstName)
}
if p.LastName != p2.LastName {
t.Errorf("got %s, expected %s", p.LastName, p2.LastName)
}
if p.Email != p2.Email {
t.Errorf("got %s, expected %s", p.Email, p2.Email)
}
}
// test Select
people := make([]Person, 0, 5)
err = ns.SelectContext(ctx, &people, p)
test.Error(err)
if len(people) != 1 {
t.Errorf("got %d results, expected %d", len(people), 1)
}
if p.FirstName != people[0].FirstName {
t.Errorf("got %s, expected %s", p.FirstName, people[0].FirstName)
}
if p.LastName != people[0].LastName {
t.Errorf("got %s, expected %s", p.LastName, people[0].LastName)
}
if p.Email != people[0].Email {
t.Errorf("got %s, expected %s", p.Email, people[0].Email)
}
// test Exec
ns, err = db.PrepareNamedContext(ctx, `
INSERT INTO person (first_name, last_name, email)
VALUES (:first_name, :last_name, :email)`)
test.Error(err)
js := Person{
FirstName: "Julien",
LastName: "Savea",
Email: "jsavea@ab.co.nz",
}
_, err = ns.ExecContext(ctx, js)
test.Error(err)
// Make sure we can pull him out again
p2 := Person{}
db.GetContext(ctx, &p2, db.Rebind("SELECT * FROM person WHERE email=?"), js.Email)
if p2.Email != js.Email {
t.Errorf("expected %s, got %s", js.Email, p2.Email)
}
// test Txn NamedStmts
tx := db.MustBeginTx(ctx, nil)
txns := tx.NamedStmtContext(ctx, ns)
// We're going to add Steven in this txn
sl := Person{
FirstName: "Steven",
LastName: "Luatua",
Email: "sluatua@ab.co.nz",
}
_, err = txns.ExecContext(ctx, sl)
test.Error(err)
// then rollback...
tx.Rollback()
// looking for Steven after a rollback should fail
err = db.GetContext(ctx, &p2, db.Rebind("SELECT * FROM person WHERE email=?"), sl.Email)
if err != sql.ErrNoRows {
t.Errorf("expected no rows error, got %v", err)
}
// now do the same, but commit
tx = db.MustBeginTx(ctx, nil)
txns = tx.NamedStmtContext(ctx, ns)
_, err = txns.ExecContext(ctx, sl)
test.Error(err)
tx.Commit()
// looking for Steven after a Commit should succeed
err = db.GetContext(ctx, &p2, db.Rebind("SELECT * FROM person WHERE email=?"), sl.Email)
test.Error(err)
if p2.Email != sl.Email {
t.Errorf("expected %s, got %s", sl.Email, p2.Email)
}
})
}
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