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400 lines
11 KiB
400 lines
11 KiB
11 years ago
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// Copyright (C) 2013 by Maxim Bublis <b@codemonkey.ru>
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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package uuid
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import (
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"bytes"
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"testing"
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)
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func TestBytes(t *testing.T) {
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u := UUID{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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bytes1 := []byte{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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if !bytes.Equal(u.Bytes(), bytes1) {
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t.Errorf("Incorrect bytes representation for UUID: %s", u)
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}
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}
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func TestString(t *testing.T) {
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if NamespaceDNS.String() != "6ba7b810-9dad-11d1-80b4-00c04fd430c8" {
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t.Errorf("Incorrect string representation for UUID: %s", NamespaceDNS.String())
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}
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}
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func TestEqual(t *testing.T) {
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if !Equal(NamespaceDNS, NamespaceDNS) {
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t.Errorf("Incorrect comparison of %s and %s", NamespaceDNS, NamespaceDNS)
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}
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if Equal(NamespaceDNS, NamespaceURL) {
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t.Errorf("Incorrect comparison of %s and %s", NamespaceDNS, NamespaceURL)
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}
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}
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func TestOr(t *testing.T) {
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u1 := UUID{0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff}
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u2 := UUID{0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00}
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u := UUID{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}
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if !Equal(u, Or(u1, u2)) {
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t.Errorf("Incorrect bitwise OR result %s", Or(u1, u2))
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}
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}
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func TestAnd(t *testing.T) {
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u1 := UUID{0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff}
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u2 := UUID{0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00}
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u := UUID{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
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if !Equal(u, And(u1, u2)) {
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t.Errorf("Incorrect bitwise AND result %s", And(u1, u2))
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}
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}
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func TestVersion(t *testing.T) {
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u := UUID{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
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if u.Version() != 1 {
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t.Errorf("Incorrect version for UUID: %d", u.Version())
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}
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}
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func TestSetVersion(t *testing.T) {
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u := UUID{}
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u.SetVersion(4)
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if u.Version() != 4 {
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t.Errorf("Incorrect version for UUID after u.setVersion(4): %d", u.Version())
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}
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}
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func TestVariant(t *testing.T) {
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u1 := UUID{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
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if u1.Variant() != VariantNCS {
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t.Errorf("Incorrect variant for UUID variant %d: %d", VariantNCS, u1.Variant())
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}
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u2 := UUID{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
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if u2.Variant() != VariantRFC4122 {
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t.Errorf("Incorrect variant for UUID variant %d: %d", VariantRFC4122, u2.Variant())
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}
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u3 := UUID{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
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if u3.Variant() != VariantMicrosoft {
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t.Errorf("Incorrect variant for UUID variant %d: %d", VariantMicrosoft, u3.Variant())
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}
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u4 := UUID{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
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if u4.Variant() != VariantFuture {
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t.Errorf("Incorrect variant for UUID variant %d: %d", VariantFuture, u4.Variant())
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}
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}
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func TestSetVariant(t *testing.T) {
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u := new(UUID)
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u.SetVariant()
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if u.Variant() != VariantRFC4122 {
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t.Errorf("Incorrect variant for UUID after u.setVariant(): %d", u.Variant())
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}
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}
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func TestFromBytes(t *testing.T) {
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u := UUID{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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b1 := []byte{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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u1, err := FromBytes(b1)
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if err != nil {
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t.Errorf("Error parsing UUID from bytes: %s", err)
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}
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if !Equal(u, u1) {
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t.Errorf("UUIDs should be equal: %s and %s", u, u1)
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}
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b2 := []byte{}
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_, err = FromBytes(b2)
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if err == nil {
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t.Errorf("Should return error parsing from empty byte slice, got %s", err)
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}
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}
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func TestMarshalBinary(t *testing.T) {
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u := UUID{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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b1 := []byte{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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b2, err := u.MarshalBinary()
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if err != nil {
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t.Errorf("Error marshaling UUID: %s", err)
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}
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if !bytes.Equal(b1, b2) {
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t.Errorf("Marshaled UUID should be %s, got %s", b1, b2)
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}
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}
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func TestUnmarshalBinary(t *testing.T) {
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u := UUID{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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b1 := []byte{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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u1 := UUID{}
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err := u1.UnmarshalBinary(b1)
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if err != nil {
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t.Errorf("Error unmarshaling UUID: %s", err)
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}
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if !Equal(u, u1) {
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t.Errorf("UUIDs should be equal: %s and %s", u, u1)
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}
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b2 := []byte{}
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u2 := UUID{}
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err = u2.UnmarshalBinary(b2)
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if err == nil {
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t.Errorf("Should return error unmarshalling from empty byte slice, got %s", err)
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}
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}
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func TestFromString(t *testing.T) {
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u := UUID{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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s1 := "6ba7b810-9dad-11d1-80b4-00c04fd430c8"
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s2 := "{6ba7b810-9dad-11d1-80b4-00c04fd430c8}"
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s3 := "urn:uuid:6ba7b810-9dad-11d1-80b4-00c04fd430c8"
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_, err := FromString("")
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if err == nil {
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t.Errorf("Should return error trying to parse empty string, got %s", err)
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}
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u1, err := FromString(s1)
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if err != nil {
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t.Errorf("Error parsing UUID from string: %s", err)
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}
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if !Equal(u, u1) {
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t.Errorf("UUIDs should be equal: %s and %s", u, u1)
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}
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u2, err := FromString(s2)
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if err != nil {
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t.Errorf("Error parsing UUID from string: %s", err)
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}
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if !Equal(u, u2) {
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t.Errorf("UUIDs should be equal: %s and %s", u, u2)
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}
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u3, err := FromString(s3)
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if err != nil {
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t.Errorf("Error parsing UUID from string: %s", err)
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}
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if !Equal(u, u3) {
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t.Errorf("UUIDs should be equal: %s and %s", u, u3)
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}
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}
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func TestMarshalText(t *testing.T) {
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u := UUID{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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b1 := []byte("6ba7b810-9dad-11d1-80b4-00c04fd430c8")
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b2, err := u.MarshalText()
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if err != nil {
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t.Errorf("Error marshaling UUID: %s", err)
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}
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if !bytes.Equal(b1, b2) {
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t.Errorf("Marshaled UUID should be %s, got %s", b1, b2)
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}
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}
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func TestUnmarshalText(t *testing.T) {
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u := UUID{0x6b, 0xa7, 0xb8, 0x10, 0x9d, 0xad, 0x11, 0xd1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8}
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b1 := []byte("6ba7b810-9dad-11d1-80b4-00c04fd430c8")
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u1 := UUID{}
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err := u1.UnmarshalText(b1)
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if err != nil {
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t.Errorf("Error unmarshaling UUID: %s", err)
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}
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if !Equal(u, u1) {
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t.Errorf("UUIDs should be equal: %s and %s", u, u1)
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}
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b2 := []byte("")
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u2 := UUID{}
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err = u2.UnmarshalText(b2)
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if err == nil {
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t.Errorf("Should return error trying to unmarshal from empty string")
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}
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}
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func TestNewV1(t *testing.T) {
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u := NewV1()
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if u.Version() != 1 {
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t.Errorf("UUIDv1 generated with incorrect version: %d", u.Version())
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}
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if u.Variant() != VariantRFC4122 {
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t.Errorf("UUIDv1 generated with incorrect variant: %d", u.Variant())
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}
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u1 := NewV1()
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u2 := NewV1()
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if Equal(u1, u2) {
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t.Errorf("UUIDv1 generated two equal UUIDs: %s and %s", u1, u2)
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}
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oldFunc := epochFunc
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epochFunc = func() uint64 { return 0 }
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u3 := NewV1()
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u4 := NewV1()
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if Equal(u3, u4) {
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t.Errorf("UUIDv1 generated two equal UUIDs: %s and %s", u3, u4)
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}
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epochFunc = oldFunc
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}
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func TestNewV2(t *testing.T) {
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u1 := NewV2(DomainPerson)
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if u1.Version() != 2 {
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t.Errorf("UUIDv2 generated with incorrect version: %d", u1.Version())
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}
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if u1.Variant() != VariantRFC4122 {
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t.Errorf("UUIDv2 generated with incorrect variant: %d", u1.Variant())
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}
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u2 := NewV2(DomainGroup)
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if u2.Version() != 2 {
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t.Errorf("UUIDv2 generated with incorrect version: %d", u2.Version())
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}
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if u2.Variant() != VariantRFC4122 {
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t.Errorf("UUIDv2 generated with incorrect variant: %d", u2.Variant())
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}
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}
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func TestNewV3(t *testing.T) {
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u := NewV3(NamespaceDNS, "www.example.com")
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if u.Version() != 3 {
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t.Errorf("UUIDv3 generated with incorrect version: %d", u.Version())
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|
}
|
||
|
|
|
||
|
|
if u.Variant() != VariantRFC4122 {
|
||
|
|
t.Errorf("UUIDv3 generated with incorrect variant: %d", u.Variant())
|
||
|
|
}
|
||
|
|
|
||
|
|
if u.String() != "5df41881-3aed-3515-88a7-2f4a814cf09e" {
|
||
|
|
t.Errorf("UUIDv3 generated incorrectly: %s", u.String())
|
||
|
|
}
|
||
|
|
|
||
|
|
u = NewV3(NamespaceDNS, "python.org")
|
||
|
|
|
||
|
|
if u.String() != "6fa459ea-ee8a-3ca4-894e-db77e160355e" {
|
||
|
|
t.Errorf("UUIDv3 generated incorrectly: %s", u.String())
|
||
|
|
}
|
||
|
|
|
||
|
|
u1 := NewV3(NamespaceDNS, "golang.org")
|
||
|
|
u2 := NewV3(NamespaceDNS, "golang.org")
|
||
|
|
if !Equal(u1, u2) {
|
||
|
|
t.Errorf("UUIDv3 generated different UUIDs for same namespace and name: %s and %s", u1, u2)
|
||
|
|
}
|
||
|
|
|
||
|
|
u3 := NewV3(NamespaceDNS, "example.com")
|
||
|
|
if Equal(u1, u3) {
|
||
|
|
t.Errorf("UUIDv3 generated same UUIDs for different names in same namespace: %s and %s", u1, u2)
|
||
|
|
}
|
||
|
|
|
||
|
|
u4 := NewV3(NamespaceURL, "golang.org")
|
||
|
|
if Equal(u1, u4) {
|
||
|
|
t.Errorf("UUIDv3 generated same UUIDs for sane names in different namespaces: %s and %s", u1, u4)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestNewV4(t *testing.T) {
|
||
|
|
u := NewV4()
|
||
|
|
|
||
|
|
if u.Version() != 4 {
|
||
|
|
t.Errorf("UUIDv4 generated with incorrect version: %d", u.Version())
|
||
|
|
}
|
||
|
|
|
||
|
|
if u.Variant() != VariantRFC4122 {
|
||
|
|
t.Errorf("UUIDv4 generated with incorrect variant: %d", u.Variant())
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestNewV5(t *testing.T) {
|
||
|
|
u := NewV5(NamespaceDNS, "www.example.com")
|
||
|
|
|
||
|
|
if u.Version() != 5 {
|
||
|
|
t.Errorf("UUIDv5 generated with incorrect version: %d", u.Version())
|
||
|
|
}
|
||
|
|
|
||
|
|
if u.Variant() != VariantRFC4122 {
|
||
|
|
t.Errorf("UUIDv5 generated with incorrect variant: %d", u.Variant())
|
||
|
|
}
|
||
|
|
|
||
|
|
u = NewV5(NamespaceDNS, "python.org")
|
||
|
|
|
||
|
|
if u.String() != "886313e1-3b8a-5372-9b90-0c9aee199e5d" {
|
||
|
|
t.Errorf("UUIDv5 generated incorrectly: %s", u.String())
|
||
|
|
}
|
||
|
|
|
||
|
|
u1 := NewV5(NamespaceDNS, "golang.org")
|
||
|
|
u2 := NewV5(NamespaceDNS, "golang.org")
|
||
|
|
if !Equal(u1, u2) {
|
||
|
|
t.Errorf("UUIDv5 generated different UUIDs for same namespace and name: %s and %s", u1, u2)
|
||
|
|
}
|
||
|
|
|
||
|
|
u3 := NewV5(NamespaceDNS, "example.com")
|
||
|
|
if Equal(u1, u3) {
|
||
|
|
t.Errorf("UUIDv5 generated same UUIDs for different names in same namespace: %s and %s", u1, u2)
|
||
|
|
}
|
||
|
|
|
||
|
|
u4 := NewV5(NamespaceURL, "golang.org")
|
||
|
|
if Equal(u1, u4) {
|
||
|
|
t.Errorf("UUIDv3 generated same UUIDs for sane names in different namespaces: %s and %s", u1, u4)
|
||
|
|
}
|
||
|
|
}
|