v1.0.0

common/uuid/uuid_test.go

@@ -0,0 +1,82 @@
+package uuid_test
+
+import (
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+
+	"github.com/xtls/xray-core/v1/common"
+	. "github.com/xtls/xray-core/v1/common/uuid"
+)
+
+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)
+	}
+
+	_, err = ParseString("2418d087")
+	if err == nil {
+		t.Fatal("Expect error but nil")
+	}
+
+	_, 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")
+	}
+}