1 package internal
2
3 import (
4 "fmt"
5 "strconv"
6 "strings"
7 "testing"
8 "testing/quick"
9
10 "github.com/stretchr/testify/assert"
11 )
12
13 func TestParseHexUint64IsEquivalentToStrconvParseUint(t *testing.T) {
14 validate := func(t *testing.T, s string) bool {
15 expectedResult, expectedError := strconv.ParseUint(s, 16, 64)
16 expectedOK := expectedError == nil
17 result, ok := ParseHexUint64([]byte(s))
18
19 if expectedResult != result || ok != expectedOK {
20 t.Errorf("For input %q, strconv returned (%v, %v) but ParseHexUint64 returned (%v, %v)",
21 s, expectedResult, expectedError, result, ok)
22 return false
23 }
24 return true
25 }
26
27 t.Run("for empty string", func(t *testing.T) {
28 assert.True(t, validate(t, ""))
29 })
30
31 t.Run("for arbitrary strings", func(t *testing.T) {
32 randomStrings := func(s string) bool {
33 return validate(t, s)
34 }
35 if err := quick.Check(randomStrings, nil); err != nil {
36 t.Error(err)
37 }
38 })
39
40 t.Run("for hex representations of arbitrary uint64 values", func(t *testing.T) {
41 hexStrings := func(value uint64) bool {
42 hexString := fmt.Sprintf("%x", value)
43 return validate(t, strings.ToLower(hexString)) && validate(t, strings.ToUpper(hexString))
44 }
45 if err := quick.Check(hexStrings, nil); err != nil {
46 t.Error(err)
47 }
48 })
49 }
50
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