XMP: Group files based on DocumentID and Instance ID #335

Signed-off-by: Michael Mayer <michael@liquidbytes.net>

pkg/rnd/uid_test.go

@@ -0,0 +1,46 @@
+package rnd
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestPPID(t *testing.T) {
+	for n := 0; n < 5; n++ {
+		uid := PPID('x')
+		t.Logf("id: %s", uid)
+		assert.Equal(t, len(uid), 16)
+	}
+}
+
+func BenchmarkPPID(b *testing.B) {
+	for n := 0; n < b.N; n++ {
+		PPID('x')
+	}
+}
+
+func TestIsPPID(t *testing.T) {
+	prefix := byte('x')
+
+	for n := 0; n < 10; n++ {
+		id := PPID(prefix)
+		assert.True(t, IsPPID(id, prefix))
+	}
+
+	assert.True(t, IsPPID("lt9k3pw1wowuy3c2", 'l'))
+}
+
+func TestIsUID(t *testing.T) {
+	assert.True(t, IsUID("lt9k3pw1wowuy3c2", 'l'))
+	// xmp.iid:dafbfeb8-a129-4e7c-9cf0-e7996a701cdb
+	assert.True(t, IsUID("dafbfeb8-a129-4e7c-9cf0-e7996a701cdb", 'l'))
+	assert.True(t, IsUID("6ba7b810-9dad-11d1-80b4-00c04fd430c8", 'l'))
+	assert.True(t, IsUID("55785BAC-9A4B-4747-B090-EE123FFEE437", 'l'))
+	assert.True(t, IsUID("550e8400-e29b-11d4-a716-446655440000", 'l'))
+	assert.False(t, IsUID("4B1FEF2D1CF4A5BE38B263E0637EDEAD", 'l'))
+	assert.False(t, IsUID("123", '1'))
+	assert.False(t, IsUID("_", '_'))
+	assert.False(t, IsUID("", '_'))
+}
+