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fixes shouldUseCTable 

depending on the position of FNC1 the results should be different...
This commit is contained in:
Florian Sundermann 2016-10-06 15:00:55 +02:00
parent f8b9e11d84
commit 3e02de6fc1
2 changed files with 22 additions and 0 deletions
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4
code128/encode.go
View File

@ -30,6 +30,10 @@ func shouldUseCTable(nextRunes []rune, curEncoding byte) bool {
}
for i := 0; i < requiredDigits; i++ {
if i%2 == 0 && nextRunes[i] == FNC1 {
requiredDigits++
if len(nextRunes) < requiredDigits {
return false
}
continue
}
if nextRunes[i] < '0' || nextRunes[i] > '9' {

18
code128/encode_test.go
View File

@ -70,3 +70,21 @@ func Test_EncodeCTable(t *testing.T) {
"11101001100"+ // CheckSum == 24
"1100011101011") // Stop
}
func Test_shouldUseCTable(t *testing.T) {
if !shouldUseCTable([]rune{FNC1, '1', '2'}, startCSymbol) {
t.Error("[FNC1]12 failed")
}
if shouldUseCTable([]rune{FNC1, '1'}, startCSymbol) {
t.Error("[FNC1]1 failed")
}
if shouldUseCTable([]rune{'0', FNC1, '1'}, startCSymbol) {
t.Error("0[FNC1]1 failed")
}
if !shouldUseCTable([]rune{'0', '1', FNC1, '2', '3'}, startBSymbol) {
t.Error("01[FNC1]23 failed")
}
if shouldUseCTable([]rune{'0', '1', FNC1}, startBSymbol) {
t.Error("01[FNC1] failed")
}
}