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go-rfc2396
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master
Charles Iliya Krempeaux 2023-12-08 06:08:43 -08:00
parent 1fb978dd7e
commit c9b67ed93d
2 changed files with 507 additions and 0 deletions
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44
toplabel/bytes.go 100644
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package toplabel
import (
"sourcecode.social/reiver/go-rfc2396/alpha"
"sourcecode.social/reiver/go-rfc2396/alphanum"
)
func Bytes(p []byte) (result []byte, rest []byte, ok bool) {
length := len(p)
if length < 1 {
return nil, p, false
}
{
p0 := p[0]
if !alpha.ByteIs(p0) {
return nil, p, false
}
}
{
for i,b := range p {
if !alphanum.ByteIs(b) && '-' != b {
if !alphanum.ByteIs(p[i-1]) {
return p[:i-1], p[i-1:], true
}
return p[:i], p[i:], true
}
}
if !alphanum.ByteIs(p[length-1]) {
return p[:length-1], p[length-1:], true
}
return p, nil, true
}
}

463
toplabel/bytes_test.go 100644
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package toplabel_test
import (
"testing"
"bytes"
"sourcecode.social/reiver/go-rfc2396/toplabel"
)
func TestBytes(t *testing.T) {
tests := []struct{
Value []byte
ExpectedResult []byte
ExpectedRest []byte
ExpectedOK bool
}{
{
Value: nil,
ExpectedResult: nil,
ExpectedRest: nil,
ExpectedOK: false,
},
{
Value: []byte(nil),
ExpectedResult: nil,
ExpectedRest: nil,
ExpectedOK: false,
},
{
Value: []byte{},
ExpectedResult: nil,
ExpectedRest: nil,
ExpectedOK: false,
},
{
Value: []byte(""),
ExpectedResult: nil,
ExpectedRest: nil,
ExpectedOK: false,
},
{
Value: []byte("com"),
ExpectedResult: []byte("com"),
ExpectedRest: nil,
ExpectedOK: true,
},
{
Value: []byte("com/"),
ExpectedResult: []byte("com"),
ExpectedRest: []byte("/"),
ExpectedOK: true,
},
{
Value: []byte("com/once/twice/thrice/fource.php"),
ExpectedResult: []byte("com"),
ExpectedRest: []byte("/once/twice/thrice/fource.php"),
ExpectedOK: true,
},
{
Value: []byte("com."),
ExpectedResult: []byte("com"),
ExpectedRest: []byte("."),
ExpectedOK: true,
},
{
Value: []byte("com./"),
ExpectedResult: []byte("com"),
ExpectedRest: []byte("./"),
ExpectedOK: true,
},
{
Value: []byte("co"),
ExpectedResult: []byte("co"),
ExpectedRest: nil,
ExpectedOK: true,
},
{
Value: []byte("co/"),
ExpectedResult: []byte("co"),
ExpectedRest: []byte("/"),
ExpectedOK: true,
},
{
Value: []byte("co/once/twice/thrice/fource.php"),
ExpectedResult: []byte("co"),
ExpectedRest: []byte("/once/twice/thrice/fource.php"),
ExpectedOK: true,
},
{
Value: []byte("co."),
ExpectedResult: []byte("co"),
ExpectedRest: []byte("."),
ExpectedOK: true,
},
{
Value: []byte("co./"),
ExpectedResult: []byte("co"),
ExpectedRest: []byte("./"),
ExpectedOK: true,
},
{
Value: []byte("c"),
ExpectedResult: []byte("c"),
ExpectedRest: nil,
ExpectedOK: true,
},
{
Value: []byte("c/"),
ExpectedResult: []byte("c"),
ExpectedRest: []byte("/"),
ExpectedOK: true,
},
{
Value: []byte("c/once/twice/thrice/fource.php"),
ExpectedResult: []byte("c"),
ExpectedRest: []byte("/once/twice/thrice/fource.php"),
ExpectedOK: true,
},
{
Value: []byte("c."),
ExpectedResult: []byte("c"),
ExpectedRest: []byte("."),
ExpectedOK: true,
},
{
Value: []byte("c./"),
ExpectedResult: []byte("c"),
ExpectedRest: []byte("./"),
ExpectedOK: true,
},
{
Value: []byte("c-"),
ExpectedResult: []byte("c"),
ExpectedRest: []byte("-"),
ExpectedOK: true,
},
{
Value: []byte("c-/"),
ExpectedResult: []byte("c"),
ExpectedRest: []byte("-/"),
ExpectedOK: true,
},
{
Value: []byte("c-/once/twice/thrice/fource.php"),
ExpectedResult: []byte("c"),
ExpectedRest: []byte("-/once/twice/thrice/fource.php"),
ExpectedOK: true,
},
{
Value: []byte("c-."),
ExpectedResult: []byte("c"),
ExpectedRest: []byte("-."),
ExpectedOK: true,
},
{
Value: []byte("c-./"),
ExpectedResult: []byte("c"),
ExpectedRest: []byte("-./"),
ExpectedOK: true,
},
{
Value: []byte("c1"),
ExpectedResult: []byte("c1"),
ExpectedRest: nil,
ExpectedOK: true,
},
{
Value: []byte("c1/"),
ExpectedResult: []byte("c1"),
ExpectedRest: []byte("/"),
ExpectedOK: true,
},
{
Value: []byte("c1/once/twice/thrice/fource.php"),
ExpectedResult: []byte("c1"),
ExpectedRest: []byte("/once/twice/thrice/fource.php"),
ExpectedOK: true,
},
{
Value: []byte("c1."),
ExpectedResult: []byte("c1"),
ExpectedRest: []byte("."),
ExpectedOK: true,
},
{
Value: []byte("c1./"),
ExpectedResult: []byte("c1"),
ExpectedRest: []byte("./"),
ExpectedOK: true,
},
{
Value: []byte("c-1"),
ExpectedResult: []byte("c-1"),
ExpectedRest: nil,
ExpectedOK: true,
},
{
Value: []byte("c-1/"),
ExpectedResult: []byte("c-1"),
ExpectedRest: []byte("/"),
ExpectedOK: true,
},
{
Value: []byte("c-1/once/twice/thrice/fource.php"),
ExpectedResult: []byte("c-1"),
ExpectedRest: []byte("/once/twice/thrice/fource.php"),
ExpectedOK: true,
},
{
Value: []byte("c-1."),
ExpectedResult: []byte("c-1"),
ExpectedRest: []byte("."),
ExpectedOK: true,
},
{
Value: []byte("c-1./"),
ExpectedResult: []byte("c-1"),
ExpectedRest: []byte("./"),
ExpectedOK: true,
},
{
Value: []byte("c1-"),
ExpectedResult: []byte("c1"),
ExpectedRest: []byte("-"),
ExpectedOK: true,
},
{
Value: []byte("c1-/"),
ExpectedResult: []byte("c1"),
ExpectedRest: []byte("-/"),
ExpectedOK: true,
},
{
Value: []byte("c1-/once/twice/thrice/fource.php"),
ExpectedResult: []byte("c1"),
ExpectedRest: []byte("-/once/twice/thrice/fource.php"),
ExpectedOK: true,
},
{
Value: []byte("c1-."),
ExpectedResult: []byte("c1"),
ExpectedRest: []byte("-."),
ExpectedOK: true,
},
{
Value: []byte("c1-./"),
ExpectedResult: []byte("c1"),
ExpectedRest: []byte("-./"),
ExpectedOK: true,
},
}
for b0:=byte('a'); b0 <= 'z'; b0++ {
{
test := struct{
Value []byte
ExpectedResult []byte
ExpectedRest []byte
ExpectedOK bool
}{
Value: []byte{b0},
ExpectedResult: []byte{b0},
ExpectedRest: nil,
ExpectedOK: true,
}
tests = append(tests, test)
}
for b1:=byte('0'); b1 <= '9'; b1++ {
test := struct{
Value []byte
ExpectedResult []byte
ExpectedRest []byte
ExpectedOK bool
}{
Value: []byte{b0,b1},
ExpectedResult: []byte{b0,b1},
ExpectedRest: nil,
ExpectedOK: true,
}
tests = append(tests, test)
}
for b1:=byte('A'); b1 <= 'Z'; b1++ {
test := struct{
Value []byte
ExpectedResult []byte
ExpectedRest []byte
ExpectedOK bool
}{
Value: []byte{b0,b1},
ExpectedResult: []byte{b0,b1},
ExpectedRest: nil,
ExpectedOK: true,
}
tests = append(tests, test)
}
for b1:=byte('a'); b1 <= 'z'; b1++ {
test := struct{
Value []byte
ExpectedResult []byte
ExpectedRest []byte
ExpectedOK bool
}{
Value: []byte{b0,b1},
ExpectedResult: []byte{b0,b1},
ExpectedRest: nil,
ExpectedOK: true,
}
tests = append(tests, test)
}
}
for b0:=byte('A'); b0 <= 'Z'; b0++ {
{
test := struct{
Value []byte
ExpectedResult []byte
ExpectedRest []byte
ExpectedOK bool
}{
Value: []byte{b0},
ExpectedResult: []byte{b0},
ExpectedRest: nil,
ExpectedOK: true,
}
tests = append(tests, test)
}
for b1:=byte('0'); b1 <= '9'; b1++ {
test := struct{
Value []byte
ExpectedResult []byte
ExpectedRest []byte
ExpectedOK bool
}{
Value: []byte{b0,b1},
ExpectedResult: []byte{b0,b1},
ExpectedRest: nil,
ExpectedOK: true,
}
tests = append(tests, test)
}
for b1:=byte('A'); b1 <= 'Z'; b1++ {
test := struct{
Value []byte
ExpectedResult []byte
ExpectedRest []byte
ExpectedOK bool
}{
Value: []byte{b0,b1},
ExpectedResult: []byte{b0,b1},
ExpectedRest: nil,
ExpectedOK: true,
}
tests = append(tests, test)
}
for b1:=byte('a'); b1 <= 'z'; b1++ {
test := struct{
Value []byte
ExpectedResult []byte
ExpectedRest []byte
ExpectedOK bool
}{
Value: []byte{b0,b1},
ExpectedResult: []byte{b0,b1},
ExpectedRest: nil,
ExpectedOK: true,
}
tests = append(tests, test)
}
}
for testNumber, test := range tests {
actualResult, actualRest, actualOK := toplabel.Bytes(test.Value)
{
expected := test.ExpectedOK
actual := actualOK
if expected != actual {
t.Errorf("For test #%d, the actual ok-result is not what was expected.", testNumber)
t.Logf("EXPECTED: %t", expected)
t.Logf("ACTUAL: %t", actual)
t.Logf("VALUE: %q", test.Value)
continue
}
}
{
expected := test.ExpectedResult
actual := actualResult
if !bytes.Equal(expected, actual) {
t.Errorf("For test #%d, the actual result is not what was expected.", testNumber)
t.Logf("EXPECTED: %q (%#v)", expected, expected)
t.Logf("ACTUAL: %q (%#v)", actual, actual)
t.Logf("VALUE: %q", test.Value)
t.Logf("ACTUAL-REST: %q (%#v)", actualRest, actualRest)
continue
}
}
{
expected := test.ExpectedRest
actual := actualRest
if !bytes.Equal(expected, actual) {
t.Errorf("For test #%d, the actual rest is not what was expected.", testNumber)
t.Logf("EXPECTED: %q (%#v)", expected, expected)
t.Logf("ACTUAL: %q (%#v)", actual, actual)
t.Logf("VALUE: %q", test.Value)
continue
}
}
}
}