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// Go MySQL Driver - A MySQL-Driver for Go's database/sql package
//
// Copyright 2017 The Go-MySQL-Driver Authors. All rights reserved.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at http://mozilla.org/MPL/2.0/.
package mysql
import (
"bytes"
"database/sql/driver"
"encoding/json"
"testing"
)
func TestConvertDerivedString(t *testing.T) {
type derived string
output, err := converter{}.ConvertValue(derived("value"))
if err != nil {
t.Fatal("Derived string type not convertible", err)
}
if output != "value" {
t.Fatalf("Derived string type not converted, got %#v %T", output, output)
}
}
func TestConvertDerivedByteSlice(t *testing.T) {
type derived []uint8
output, err := converter{}.ConvertValue(derived("value"))
if err != nil {
t.Fatal("Byte slice not convertible", err)
}
if !bytes.Equal(output.([]byte), []byte("value")) {
t.Fatalf("Byte slice not converted, got %#v %T", output, output)
}
}
func TestConvertDerivedUnsupportedSlice(t *testing.T) {
type derived []int
_, err := converter{}.ConvertValue(derived{1})
if err == nil || err.Error() != "unsupported type mysql.derived, a slice of int" {
t.Fatal("Unexpected error", err)
}
}
func TestConvertDerivedBool(t *testing.T) {
type derived bool
output, err := converter{}.ConvertValue(derived(true))
if err != nil {
t.Fatal("Derived bool type not convertible", err)
}
if output != true {
t.Fatalf("Derived bool type not converted, got %#v %T", output, output)
}
}
func TestConvertPointer(t *testing.T) {
str := "value"
output, err := converter{}.ConvertValue(&str)
if err != nil {
t.Fatal("Pointer type not convertible", err)
}
if output != "value" {
t.Fatalf("Pointer type not converted, got %#v %T", output, output)
}
}
func TestConvertSignedIntegers(t *testing.T) {
values := []any{
int8(-42),
int16(-42),
int32(-42),
int64(-42),
int(-42),
}
for _, value := range values {
output, err := converter{}.ConvertValue(value)
if err != nil {
t.Fatalf("%T type not convertible %s", value, err)
}
if output != int64(-42) {
t.Fatalf("%T type not converted, got %#v %T", value, output, output)
}
}
}
type myUint64 struct {
value uint64
}
func (u myUint64) Value() (driver.Value, error) {
return u.value, nil
}
func TestConvertUnsignedIntegers(t *testing.T) {
values := []any{
uint8(42),
uint16(42),
uint32(42),
uint64(42),
uint(42),
myUint64{uint64(42)},
}
for _, value := range values {
output, err := converter{}.ConvertValue(value)
if err != nil {
t.Fatalf("%T type not convertible %s", value, err)
}
if output != uint64(42) {
t.Fatalf("%T type not converted, got %#v %T", value, output, output)
}
}
output, err := converter{}.ConvertValue(^uint64(0))
if err != nil {
t.Fatal("uint64 high-bit not convertible", err)
}
if output != ^uint64(0) {
t.Fatalf("uint64 high-bit converted, got %#v %T", output, output)
}
}
func TestConvertJSON(t *testing.T) {
raw := json.RawMessage("{}")
out, err := converter{}.ConvertValue(raw)
if err != nil {
t.Fatal("json.RawMessage was failed in convert", err)
}
if _, ok := out.(json.RawMessage); !ok {
t.Fatalf("json.RawMessage converted, got %#v %T", out, out)
}
}
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