package db

import "testing"

func TestRebind(t *testing.T) {
	sqlite := &DB{Dialect: SQLite}
	pg := &DB{Dialect: Postgres}

	q := "SELECT * FROM posts WHERE kind = ? AND status = ? LIMIT ? OFFSET ?"

	if got := sqlite.Rebind(q); got != q {
		t.Errorf("sqlite must keep ? placeholders, got %q", got)
	}

	want := "SELECT * FROM posts WHERE kind = $1 AND status = $2 LIMIT $3 OFFSET $4"
	if got := pg.Rebind(q); got != want {
		t.Errorf("postgres rebind:\n got %q\nwant %q", got, want)
	}
}

func TestAutoInc(t *testing.T) {
	if got := (&DB{Dialect: SQLite}).AutoInc(); got != "INTEGER PRIMARY KEY AUTOINCREMENT" {
		t.Errorf("sqlite autoincrement = %q", got)
	}
	if got := (&DB{Dialect: Postgres}).AutoInc(); got != "BIGSERIAL PRIMARY KEY" {
		t.Errorf("postgres autoincrement = %q", got)
	}
}