sashakoshka/hopp
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tape: Fix crash when decoding a bool sometimes

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This commit is contained in:
Sasha Koshka 2025-10-15 01:16:03 -04:00
parent 8446ae6186
commit 0ac26711ac
2 changed files with 21 additions and 5 deletions
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2
tape/dynamic.go
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@ -440,6 +440,8 @@ func setInt(destination reflect.Value, value int64, bytes int) {
// setUint expects a settable destination.
func setUint(destination reflect.Value, value uint64, bytes int) {
switch {
case destination.Kind() == reflect.Bool:
destination.Set(reflect.ValueOf(value > 0))
case destination.CanInt():
destination.Set(reflect.ValueOf(int64(value)).Convert(destination.Type()))
case destination.CanUint():

24
tape/dynamic_test.go
View File

@ -160,7 +160,7 @@ func TestDecodeWrongType(test *testing.T) {
for index, data := range samplePayloads {
test.Logf("data %2d %v [%s]", index, Tag(data[0]), tu.HexBytes(data[1:]))
// integers should only assign to other integers
if index > 8 {
if index > 10 {
cas := func(destination any) {
n, err := DecodeAnyInto(NewDecoder(bytes.NewBuffer(data[1:])), destination, Tag(data[0]))
if err != nil { test.Fatalf("error: %v | n: %d", err, n) }
@ -169,7 +169,7 @@ func TestDecodeWrongType(test *testing.T) {
if reflectValue.Int() != 0 {
test.Fatalf("destination not zero: %v", reflectValue.Elem().Interface())
}
} else {
} else if reflectValue.Kind() != reflect.Bool {
if reflectValue.Uint() != 0 {
test.Fatalf("destination not zero: %v", reflectValue.Elem().Interface())
}
@ -194,6 +194,8 @@ func TestDecodeWrongType(test *testing.T) {
{ var dest uint32; cas(&dest) }
test.Log("- uint64")
{ var dest uint64; cas(&dest) }
test.Log("- bool")
{ var dest bool; cas(&dest) }
}
arrayCase := func(destination any) {
n, err := DecodeAnyInto(NewDecoder(bytes.NewBuffer(data[1:])), destination, Tag(data[0]))
@ -208,19 +210,19 @@ func TestDecodeWrongType(test *testing.T) {
}
}
// SBA/LBA types should only assign to other SBA/LBA types
if index != 9 && index != 10 {
if index != 11 && index != 12 {
test.Log("- string")
{ var dest string; arrayCase(&dest) }
test.Log("- []byte")
{ var dest []byte; arrayCase(&dest) }
}
// arrays should only assign to other arrays
if index != 11 {
if index != 13 {
test.Log("- []string")
{ var dest []string; arrayCase(&dest) }
}
// tables should only assign to other tables
if index != 12 && index != 13 {
if index != 14 && index != 15 {
test.Log("- map[uint16] any")
{ var dest = map[uint16] any { }; arrayCase(&dest) }
}
@ -245,6 +247,12 @@ func TestEncodeDecodeAnyTable(test *testing.T) {
func TestEncodeDecodeAnyDestination(test *testing.T) {
var destination any
for index, data := range samplePayloads {
if _, isBool := sampleValues[index].(bool); isBool {
// test is invalid for bools because they are never
// created as a skeleton value
continue
}
tag := Tag(data[0])
payload := data[1:]
test.Logf("data %2d %v [%s]", index, tag, tu.HexBytes(payload))
@ -363,6 +371,12 @@ func TestTagAny(test *testing.T) {
func TestDecodeAny(test *testing.T) {
for index, payload := range samplePayloads {
if _, isBool := sampleValues[index].(bool); isBool {
// test is invalid for bools because they are never
// created as a skeleton value
continue
}
correctValue := sampleValues[index]
data := payload[1:]
decoder := NewDecoder(bytes.NewBuffer(data))