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mox/mtasts/parse_test.go

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mox!
2023-01-30 16:27:06 +03:00
package mtasts
import (
"reflect"
"testing"
"github.com/mjl-/mox/dns"
)
func TestRecord(t *testing.T) {
good := func(txt string, want Record) {
t.Helper()
r, _, err := ParseRecord(txt)
if err != nil {
t.Fatalf("parse: %s", err)
}
if !reflect.DeepEqual(r, &want) {
t.Fatalf("want %#v, got %#v", want, *r)
}
}
bad := func(txt string) {
t.Helper()
r, _, err := ParseRecord(txt)
if err == nil {
t.Fatalf("parse, expected error, got record %v", r)
}
}
good("v=STSv1; id=20160831085700Z;", Record{Version: "STSv1", ID: "20160831085700Z"})
good("v=STSv1; \t id=20160831085700Z \t;", Record{Version: "STSv1", ID: "20160831085700Z"})
good("v=STSv1; id=a", Record{Version: "STSv1", ID: "a"})
good("v=STSv1; id=a; more=a; ext=2", Record{Version: "STSv1", ID: "a", Extensions: []Pair{{"more", "a"}, {"ext", "2"}}})
bad("v=STSv0")
bad("v=STSv10")
bad("v=STSv2")
bad("v=STSv1") // missing id
bad("v=STSv1;") // missing id
bad("v=STSv1; ext=1") // missing id
bad("v=STSv1; id=") // empty id
bad("v=STSv1; id=012345678901234567890123456789012") // id too long
bad("v=STSv1; id=test-123") // invalid id
bad("v=STSv1; id=a; more=") // empty value in extension
bad("v=STSv1; id=a; a12345678901234567890123456789012=1") // extension name too long
bad("v=STSv1; id=a; 1%=a") // invalid extension name
bad("v=STSv1; id=a; test==") // invalid extension name
bad("v=STSv1; id=a;;") // additional semicolon
const want = `v=STSv1; id=a; more=a; ext=2`
record := Record{Version: "STSv1", ID: "a", Extensions: []Pair{{"more", "a"}, {"ext", "2"}}}
got := record.String()
if got != want {
t.Fatalf("record string, got %q, want %q", got, want)
}
}
func TestParsePolicy(t *testing.T) {
good := func(s string, want Policy) {
t.Helper()
p, err := ParsePolicy(s)
if err != nil {
t.Fatalf("parse policy: %s", err)
}
if !reflect.DeepEqual(p, &want) {
t.Fatalf("want %v, got %v", want, p)
}
}
good(`version: STSv1
mode: testing
mx: mx1.example.com
mx: mx2.example.com
mx: mx.backup-example.com
max_age: 1296000
`,
Policy{
Version: "STSv1",
Mode: ModeTesting,
use new sherpadoc rename mechanism to remove some typename stuttering the stuttering was introduced to make the same type name declared in multiple packages, and used in the admin sherpa api, unique. with sherpadoc's new rename, we can make them unique when generating the api definition/docs, and the Go code can use nicer names.
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MX: []MX{
mox!
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{Domain: dns.Domain{ASCII: "mx1.example.com"}},
{Domain: dns.Domain{ASCII: "mx2.example.com"}},
{Domain: dns.Domain{ASCII: "mx.backup-example.com"}},
},
MaxAgeSeconds: 1296000,
},
)
good("version: STSv1\nmode: enforce \nmx: *.example.com \nmax_age: 0 \n",
Policy{
Version: "STSv1",
Mode: ModeEnforce,
use new sherpadoc rename mechanism to remove some typename stuttering the stuttering was introduced to make the same type name declared in multiple packages, and used in the admin sherpa api, unique. with sherpadoc's new rename, we can make them unique when generating the api definition/docs, and the Go code can use nicer names.
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MX: []MX{
mox!
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{Wildcard: true, Domain: dns.Domain{ASCII: "example.com"}},
},
MaxAgeSeconds: 0,
},
)
good("version:STSv1\r\nmode:\tenforce\r\nmx: \t\t *.example.com\nmax_age: 1\nmore:ext e ns ion",
Policy{
Version: "STSv1",
Mode: ModeEnforce,
use new sherpadoc rename mechanism to remove some typename stuttering the stuttering was introduced to make the same type name declared in multiple packages, and used in the admin sherpa api, unique. with sherpadoc's new rename, we can make them unique when generating the api definition/docs, and the Go code can use nicer names.
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MX: []MX{
mox!
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{Wildcard: true, Domain: dns.Domain{ASCII: "example.com"}},
},
MaxAgeSeconds: 1,
Extensions: []Pair{{"more", "ext e ns ion"}},
},
)
bad := func(s string) {
t.Helper()
p, err := ParsePolicy(s)
if err == nil {
t.Fatalf("parsing policy did not fail: %v", p)
}
}
bad("") // missing version
bad("version:STSv0\nmode:none\nmax_age:0") // bad version
bad("version:STSv10\nmode:none\nmax_age:0") // bad version
bad("version:STSv2\nmode:none\nmax_age:0") // bad version
bad("version:STSv1\nmax_age:0\nmx:example.com") // missing mode
bad("version:STSv1\nmode:none") // missing max_age
bad("version:STSv1\nmax_age:0\nmode:enforce") // missing mx for mode
bad("version:STSv1\nmax_age:0\nmode:testing") // missing mx for mode
bad("max_age:0\nmode:none") // missing version
bad("version:STSv1\nmode:none\nmax_age:01234567890") // max_age too long
bad("version:STSv1\nmode:bad\nmax_age:1") // bad mode
bad("version:STSv1\nmode:none\nmax_age:a") // bad max_age
bad("version:STSv1\nmode:enforce\nmax_age:0\nmx:") // missing value
bad("version:STSv1\nmode:enforce\nmax_age:0\nmx:*.*.example") // bad mx
bad("version:STSv1\nmode:enforce\nmax_age:0\nmx:**.example") // bad mx
bad("version:STSv1\nmode:enforce\nmax_age:0\nmx:**.example-") // bad mx
bad("version:STSv1\nmode:enforce\nmax_age:0\nmx:test.example-") // bad mx
bad("version:STSv1\nmode:none\nmax_age:0\next:") // empty extension
bad("version:STSv1\nmode:none\nmax_age:0\na12345678901234567890123456789012:123") // long extension name
bad("version:STSv1\nmode:none\nmax_age:0\n_bad:test") // bad ext name
bad("version:STSv1\nmode:none\nmax_age:0\nmx: møx.example") // invalid u-label in mx
policy := Policy{
Version: "STSv1",
Mode: ModeTesting,
use new sherpadoc rename mechanism to remove some typename stuttering the stuttering was introduced to make the same type name declared in multiple packages, and used in the admin sherpa api, unique. with sherpadoc's new rename, we can make them unique when generating the api definition/docs, and the Go code can use nicer names.
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MX: []MX{
mox!
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{Domain: dns.Domain{ASCII: "mx1.example.com"}},
{Domain: dns.Domain{ASCII: "mx2.example.com"}},
{Domain: dns.Domain{ASCII: "mx.backup-example.com"}},
},
MaxAgeSeconds: 1296000,
}
want := `version: STSv1
mode: testing
max_age: 1296000
mx: mx1.example.com
mx: mx2.example.com
mx: mx.backup-example.com
`
got := policy.String()
if got != want {
t.Fatalf("policy string, got %q, want %q", got, want)
}
}
func FuzzParseRecord(f *testing.F) {
f.Add("v=STSv1; id=20160831085700Z;")
f.Add("v=STSv1; \t id=20160831085700Z \t;")
f.Add("v=STSv1; id=a")
f.Add("v=STSv1; id=a; more=a; ext=2")
f.Add("v=STSv0")
f.Add("v=STSv10")
f.Add("v=STSv2")
f.Add("v=STSv1") // missing id
f.Add("v=STSv1;") // missing id
f.Add("v=STSv1; ext=1") // missing id
f.Add("v=STSv1; id=") // empty id
f.Add("v=STSv1; id=012345678901234567890123456789012") // id too long
f.Add("v=STSv1; id=test-123") // invalid id
f.Add("v=STSv1; id=a; more=") // empty value in extension
f.Add("v=STSv1; id=a; a12345678901234567890123456789012=1") // extension name too long
f.Add("v=STSv1; id=a; 1%=a") // invalid extension name
f.Add("v=STSv1; id=a; test==") // invalid extension name
f.Add("v=STSv1; id=a;;") // additional semicolon
f.Fuzz(func(t *testing.T, s string) {
r, _, err := ParseRecord(s)
if err == nil {
_ = r.String()
}
})
}
func FuzzParsePolicy(f *testing.F) {
f.Add(`version: STSv1
mode: testing
mx: mx1.example.com
mx: mx2.example.com
mx: mx.backup-example.com
max_age: 1296000
`)
f.Add(`version: STSv1
mode: enforce
mx: *.example.com
max_age: 0
`)
f.Add("version:STSv1\r\nmode:\tenforce\r\nmx: \t\t *.example.com\nmax_age: 1\nmore:ext e ns ion")
f.Add("") // missing version
f.Add("version:STSv0\nmode:none\nmax_age:0") // bad version
f.Add("version:STSv10\nmode:none\nmax_age:0") // bad version
f.Add("version:STSv2\nmode:none\nmax_age:0") // bad version
f.Add("version:STSv1\nmax_age:0\nmx:example.com") // missing mode
f.Add("version:STSv1\nmode:none") // missing max_age
f.Add("version:STSv1\nmax_age:0\nmode:enforce") // missing mx for mode
f.Add("version:STSv1\nmax_age:0\nmode:testing") // missing mx for mode
f.Add("max_age:0\nmode:none") // missing version
f.Add("version:STSv1\nmode:none\nmax_age:0 ") // trailing whitespace
f.Add("version:STSv1\nmode:none\nmax_age:01234567890") // max_age too long
f.Add("version:STSv1\nmode:bad\nmax_age:1") // bad mode
f.Add("version:STSv1\nmode:none\nmax_age:a") // bad max_age
f.Add("version:STSv1\nmode:enforce\nmax_age:0\nmx:") // missing value
f.Add("version:STSv1\nmode:enforce\nmax_age:0\nmx:*.*.example") // bad mx
f.Add("version:STSv1\nmode:enforce\nmax_age:0\nmx:**.example") // bad mx
f.Add("version:STSv1\nmode:enforce\nmax_age:0\nmx:**.example-") // bad mx
f.Add("version:STSv1\nmode:enforce\nmax_age:0\nmx:test.example-") // bad mx
f.Add("version:STSv1\nmode:none\nmax_age:0\next:") // empty extension
f.Add("version:STSv1\nmode:none\nmax_age:0\next:abc ") // trailing space
f.Add("version:STSv1\nmode:none\nmax_age:0\next:a\t") // invalid char
f.Add("version:STSv1\nmode:none\nmax_age:0\na12345678901234567890123456789012:123") // long extension name
f.Add("version:STSv1\nmode:none\nmax_age:0\n_bad:test") // bad ext name
f.Fuzz(func(t *testing.T, s string) {
r, err := ParsePolicy(s)
if err == nil {
_ = r.String()
}
})
}
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