forked from mirror/go-sqlite3
313 lines
7.5 KiB
Go
313 lines
7.5 KiB
Go
// Copyright (C) 2018 The Go-SQLite3 Authors.
|
|
//
|
|
// Use of this source code is governed by an MIT-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
// +build cgo
|
|
|
|
package sqlite3
|
|
|
|
import (
|
|
"database/sql"
|
|
"reflect"
|
|
"regexp"
|
|
"strings"
|
|
"testing"
|
|
)
|
|
|
|
func TestFunctionRegistration(t *testing.T) {
|
|
addi8_16_32 := func(a int8, b int16) int32 { return int32(a) + int32(b) }
|
|
addi64 := func(a, b int64) int64 { return a + b }
|
|
addu8_16_32 := func(a uint8, b uint16) uint32 { return uint32(a) + uint32(b) }
|
|
addu64 := func(a, b uint64) uint64 { return a + b }
|
|
addiu := func(a int, b uint) int64 { return int64(a) + int64(b) }
|
|
addf32_64 := func(a float32, b float64) float64 { return float64(a) + b }
|
|
not := func(a bool) bool { return !a }
|
|
regex := func(re, s string) (bool, error) {
|
|
return regexp.MatchString(re, s)
|
|
}
|
|
generic := func(a interface{}) int64 {
|
|
switch a.(type) {
|
|
case int64:
|
|
return 1
|
|
case float64:
|
|
return 2
|
|
case []byte:
|
|
return 3
|
|
case string:
|
|
return 4
|
|
default:
|
|
panic("unreachable")
|
|
}
|
|
}
|
|
variadic := func(a, b int64, c ...int64) int64 {
|
|
ret := a + b
|
|
for _, d := range c {
|
|
ret += d
|
|
}
|
|
return ret
|
|
}
|
|
variadicGeneric := func(a ...interface{}) int64 {
|
|
return int64(len(a))
|
|
}
|
|
|
|
sql.Register("sqlite3_FunctionRegistration", &SQLiteDriver{
|
|
ConnectHook: func(conn *SQLiteConn) error {
|
|
if err := conn.RegisterFunc("addi8_16_32", addi8_16_32, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addi64", addi64, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addu8_16_32", addu8_16_32, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addu64", addu64, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addiu", addiu, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addf32_64", addf32_64, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("not", not, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("regex", regex, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("generic", generic, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("variadic", variadic, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("variadicGeneric", variadicGeneric, true); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
},
|
|
})
|
|
db, err := sql.Open("sqlite3_FunctionRegistration", ":memory:")
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
ops := []struct {
|
|
query string
|
|
expected interface{}
|
|
}{
|
|
{"SELECT addi8_16_32(1,2)", int32(3)},
|
|
{"SELECT addi64(1,2)", int64(3)},
|
|
{"SELECT addu8_16_32(1,2)", uint32(3)},
|
|
{"SELECT addu64(1,2)", uint64(3)},
|
|
{"SELECT addiu(1,2)", int64(3)},
|
|
{"SELECT addf32_64(1.5,1.5)", float64(3)},
|
|
{"SELECT not(1)", false},
|
|
{"SELECT not(0)", true},
|
|
{`SELECT regex("^foo.*", "foobar")`, true},
|
|
{`SELECT regex("^foo.*", "barfoobar")`, false},
|
|
{"SELECT generic(1)", int64(1)},
|
|
{"SELECT generic(1.1)", int64(2)},
|
|
{`SELECT generic(NULL)`, int64(3)},
|
|
{`SELECT generic("foo")`, int64(4)},
|
|
{"SELECT variadic(1,2)", int64(3)},
|
|
{"SELECT variadic(1,2,3,4)", int64(10)},
|
|
{"SELECT variadic(1,1,1,1,1,1,1,1,1,1)", int64(10)},
|
|
{`SELECT variadicGeneric(1,"foo",2.3, NULL)`, int64(4)},
|
|
}
|
|
|
|
for _, op := range ops {
|
|
ret := reflect.New(reflect.TypeOf(op.expected))
|
|
err = db.QueryRow(op.query).Scan(ret.Interface())
|
|
if err != nil {
|
|
t.Errorf("Query %q failed: %s", op.query, err)
|
|
} else if !reflect.DeepEqual(ret.Elem().Interface(), op.expected) {
|
|
t.Errorf("Query %q returned wrong value: got %v (%T), want %v (%T)", op.query, ret.Elem().Interface(), ret.Elem().Interface(), op.expected, op.expected)
|
|
}
|
|
}
|
|
}
|
|
|
|
type sumAggregator int64
|
|
|
|
func (s *sumAggregator) Step(x int64) {
|
|
*s += sumAggregator(x)
|
|
}
|
|
|
|
func (s *sumAggregator) Done() int64 {
|
|
return int64(*s)
|
|
}
|
|
|
|
func TestAggregatorRegistration(t *testing.T) {
|
|
customSum := func() *sumAggregator {
|
|
var ret sumAggregator
|
|
return &ret
|
|
}
|
|
|
|
sql.Register("sqlite3_AggregatorRegistration", &SQLiteDriver{
|
|
ConnectHook: func(conn *SQLiteConn) error {
|
|
if err := conn.RegisterAggregator("customSum", customSum, true); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
},
|
|
})
|
|
db, err := sql.Open("sqlite3_AggregatorRegistration", ":memory:")
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
_, err = db.Exec("create table foo (department integer, profits integer)")
|
|
if err != nil {
|
|
// trace feature is not implemented
|
|
t.Skip("Failed to create table:", err)
|
|
}
|
|
|
|
_, err = db.Exec("insert into foo values (1, 10), (1, 20), (2, 42)")
|
|
if err != nil {
|
|
t.Fatal("Failed to insert records:", err)
|
|
}
|
|
|
|
tests := []struct {
|
|
dept, sum int64
|
|
}{
|
|
{1, 30},
|
|
{2, 42},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
var ret int64
|
|
err = db.QueryRow("select customSum(profits) from foo where department = $1 group by department", test.dept).Scan(&ret)
|
|
if err != nil {
|
|
t.Fatal("Query failed:", err)
|
|
}
|
|
if ret != test.sum {
|
|
t.Fatalf("Custom sum returned wrong value, got %d, want %d", ret, test.sum)
|
|
}
|
|
}
|
|
}
|
|
|
|
func rot13(r rune) rune {
|
|
switch {
|
|
case r >= 'A' && r <= 'Z':
|
|
return 'A' + (r-'A'+13)%26
|
|
case r >= 'a' && r <= 'z':
|
|
return 'a' + (r-'a'+13)%26
|
|
}
|
|
return r
|
|
}
|
|
|
|
func TestCollationRegistration(t *testing.T) {
|
|
collateRot13 := func(a, b string) int {
|
|
ra, rb := strings.Map(rot13, a), strings.Map(rot13, b)
|
|
return strings.Compare(ra, rb)
|
|
}
|
|
collateRot13Reverse := func(a, b string) int {
|
|
return collateRot13(b, a)
|
|
}
|
|
|
|
sql.Register("sqlite3_CollationRegistration", &SQLiteDriver{
|
|
ConnectHook: func(conn *SQLiteConn) error {
|
|
if err := conn.RegisterCollation("rot13", collateRot13); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterCollation("rot13reverse", collateRot13Reverse); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
},
|
|
})
|
|
|
|
db, err := sql.Open("sqlite3_CollationRegistration", ":memory:")
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
populate := []string{
|
|
`CREATE TABLE test (s TEXT)`,
|
|
`INSERT INTO test VALUES ("aaaa")`,
|
|
`INSERT INTO test VALUES ("ffff")`,
|
|
`INSERT INTO test VALUES ("qqqq")`,
|
|
`INSERT INTO test VALUES ("tttt")`,
|
|
`INSERT INTO test VALUES ("zzzz")`,
|
|
}
|
|
for _, stmt := range populate {
|
|
if _, err := db.Exec(stmt); err != nil {
|
|
t.Fatal("Failed to populate test DB:", err)
|
|
}
|
|
}
|
|
|
|
ops := []struct {
|
|
query string
|
|
want []string
|
|
}{
|
|
{
|
|
"SELECT * FROM test ORDER BY s COLLATE rot13 ASC",
|
|
[]string{
|
|
"qqqq",
|
|
"tttt",
|
|
"zzzz",
|
|
"aaaa",
|
|
"ffff",
|
|
},
|
|
},
|
|
{
|
|
"SELECT * FROM test ORDER BY s COLLATE rot13 DESC",
|
|
[]string{
|
|
"ffff",
|
|
"aaaa",
|
|
"zzzz",
|
|
"tttt",
|
|
"qqqq",
|
|
},
|
|
},
|
|
{
|
|
"SELECT * FROM test ORDER BY s COLLATE rot13reverse ASC",
|
|
[]string{
|
|
"ffff",
|
|
"aaaa",
|
|
"zzzz",
|
|
"tttt",
|
|
"qqqq",
|
|
},
|
|
},
|
|
{
|
|
"SELECT * FROM test ORDER BY s COLLATE rot13reverse DESC",
|
|
[]string{
|
|
"qqqq",
|
|
"tttt",
|
|
"zzzz",
|
|
"aaaa",
|
|
"ffff",
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, op := range ops {
|
|
rows, err := db.Query(op.query)
|
|
if err != nil {
|
|
t.Fatalf("Query %q failed: %s", op.query, err)
|
|
}
|
|
got := []string{}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var s string
|
|
if err = rows.Scan(&s); err != nil {
|
|
t.Fatalf("Reading row for %q: %s", op.query, err)
|
|
}
|
|
got = append(got, s)
|
|
}
|
|
if err = rows.Err(); err != nil {
|
|
t.Fatalf("Reading rows for %q: %s", op.query, err)
|
|
}
|
|
|
|
if !reflect.DeepEqual(got, op.want) {
|
|
t.Fatalf("Unexpected output from %q\ngot:\n%s\n\nwant:\n%s", op.query, strings.Join(got, "\n"), strings.Join(op.want, "\n"))
|
|
}
|
|
}
|
|
}
|