Xray-core/common/uuid/uuid_test.go

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package uuid_test
import (
"testing"
"github.com/google/go-cmp/cmp"
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"github.com/xtls/xray-core/common"
. "github.com/xtls/xray-core/common/uuid"
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)
func TestParseBytes(t *testing.T) {
str := "2418d087-648d-4990-86e8-19dca1d006d3"
bytes := []byte{0x24, 0x18, 0xd0, 0x87, 0x64, 0x8d, 0x49, 0x90, 0x86, 0xe8, 0x19, 0xdc, 0xa1, 0xd0, 0x06, 0xd3}
uuid, err := ParseBytes(bytes)
common.Must(err)
if diff := cmp.Diff(uuid.String(), str); diff != "" {
t.Error(diff)
}
_, err = ParseBytes([]byte{1, 3, 2, 4})
if err == nil {
t.Fatal("Expect error but nil")
}
}
func TestParseString(t *testing.T) {
str := "2418d087-648d-4990-86e8-19dca1d006d3"
expectedBytes := []byte{0x24, 0x18, 0xd0, 0x87, 0x64, 0x8d, 0x49, 0x90, 0x86, 0xe8, 0x19, 0xdc, 0xa1, 0xd0, 0x06, 0xd3}
uuid, err := ParseString(str)
common.Must(err)
if r := cmp.Diff(expectedBytes, uuid.Bytes()); r != "" {
t.Fatal(r)
}
u0, _ := ParseString("example")
u5, _ := ParseString("feb54431-301b-52bb-a6dd-e1e93e81bb9e")
if r := cmp.Diff(u0, u5); r != "" {
t.Fatal(r)
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}
_, err = ParseString("2418d087-648k-4990-86e8-19dca1d006d3")
if err == nil {
t.Fatal("Expect error but nil")
}
}
func TestNewUUID(t *testing.T) {
uuid := New()
uuid2, err := ParseString(uuid.String())
common.Must(err)
if uuid.String() != uuid2.String() {
t.Error("uuid string: ", uuid.String(), " != ", uuid2.String())
}
if r := cmp.Diff(uuid.Bytes(), uuid2.Bytes()); r != "" {
t.Error(r)
}
}
func TestRandom(t *testing.T) {
uuid := New()
uuid2 := New()
if uuid.String() == uuid2.String() {
t.Error("duplicated uuid")
}
}
func TestEquals(t *testing.T) {
var uuid *UUID
var uuid2 *UUID
if !uuid.Equals(uuid2) {
t.Error("empty uuid should equal")
}
uuid3 := New()
if uuid.Equals(&uuid3) {
t.Error("nil uuid equals non-nil uuid")
}
}