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// Copyright 2016 Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package uuid
import (
"strings"
"testing"
)
func TestScan(t *testing.T) {
stringTest := "f47ac10b-58cc-0372-8567-0e02b2c3d479"
badTypeTest := 6
invalidTest := "f47ac10b-58cc-0372-8567-0e02b2c3d4"
byteTest := make([]byte, 16)
byteTestUUID := Must(Parse(stringTest))
copy(byteTest, byteTestUUID[:])
// sunny day tests
var uuid UUID
err := (&uuid).Scan(stringTest)
if err != nil {
t.Fatal(err)
}
err = (&uuid).Scan([]byte(stringTest))
if err != nil {
t.Fatal(err)
}
err = (&uuid).Scan(byteTest)
if err != nil {
t.Fatal(err)
}
// bad type tests
err = (&uuid).Scan(badTypeTest)
if err == nil {
t.Error("int correctly parsed and shouldn't have")
}
if !strings.Contains(err.Error(), "unable to scan type") {
t.Error("attempting to parse an int returned an incorrect error message")
}
// invalid/incomplete uuids
err = (&uuid).Scan(invalidTest)
if err == nil {
t.Error("invalid uuid was parsed without error")
}
if !strings.Contains(err.Error(), "invalid UUID") {
t.Error("attempting to parse an invalid UUID returned an incorrect error message")
}
err = (&uuid).Scan(byteTest[:len(byteTest)-2])
if err == nil {
t.Error("invalid byte uuid was parsed without error")
}
if !strings.Contains(err.Error(), "invalid UUID") {
t.Error("attempting to parse an invalid byte UUID returned an incorrect error message")
}
// empty tests
uuid = UUID{}
var emptySlice []byte
err = (&uuid).Scan(emptySlice)
if err != nil {
t.Fatal(err)
}
for _, v := range uuid {
if v != 0 {
t.Error("UUID was not nil after scanning empty byte slice")
}
}
uuid = UUID{}
var emptyString string
err = (&uuid).Scan(emptyString)
if err != nil {
t.Fatal(err)
}
for _, v := range uuid {
if v != 0 {
t.Error("UUID was not nil after scanning empty byte slice")
}
}
uuid = UUID{}
err = (&uuid).Scan(nil)
if err != nil {
t.Fatal(err)
}
for _, v := range uuid {
if v != 0 {
t.Error("UUID was not nil after scanning nil")
}
}
}
func TestValue(t *testing.T) {
stringTest := "f47ac10b-58cc-0372-8567-0e02b2c3d479"
uuid := Must(Parse(stringTest))
val, _ := uuid.Value()
if val != stringTest {
t.Error("Value() did not return expected string")
}
}