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common/hexutil: add comprehensive test for hex syntax error detection

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emmmm 2025-07-02 07:45:50 +02:00 committed by GitHub
parent a8562b5f35
commit 969c6c5fea
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1 changed files with 27 additions and 0 deletions
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27
common/hexutil/hexutil_test.go
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@ -158,6 +158,33 @@ func TestDecode(t *testing.T) {
}
}
func TestDecodeErrorDetection(t *testing.T) {
invalidStrings := []struct {
input string
want error
}{
{"", ErrEmptyString},
{"0", ErrMissingPrefix},
{"0x", nil}, // Empty string is a valid case
{"0x0", ErrOddLength},
{"0xgg", ErrSyntax},
{"0xG", ErrSyntax},
{"0x01zz01", ErrSyntax},
{"0x01ZZ01", ErrSyntax},
{"0x01 01", ErrSyntax},
{"0xÄÖÜ", ErrSyntax},
}
for _, test := range invalidStrings {
_, err := Decode(test.input)
if test.want == nil && err != nil {
t.Errorf("input %s: unexpected error: %v", test.input, err)
} else if test.want != nil && (err == nil || err.Error() != test.want.Error()) {
t.Errorf("input %s: error mismatch: got %v, want %v", test.input, err, test.want)
}
}
}
func TestEncodeBig(t *testing.T) {
for _, test := range encodeBigTests {
enc := EncodeBig(test.input.(*big.Int))