+package cnp

+

+import (

+ "bytes"

+ "strconv"

+ "strings"

+ "testing"

+ "time"

+)

+

+var (

+ responseTests = []responseTest{

+ // invalid intent

+ {"", nil, ErrorInvalid{}, ErrorInvalid{}},

+ {"foo", nil, ErrorInvalid{}, ErrorInvalid{}},

+ {"example.com/path", nil, ErrorInvalid{}, ErrorInvalid{}},

+ {"errors", nil, ErrorInvalid{}, ErrorInvalid{}},

+ {" ok", nil, ErrorInvalid{}, ErrorInvalid{}},

+ {"ok ", nil, ErrorInvalid{}, ErrorInvalid{}},

+ {"оk", nil, ErrorInvalid{}, ErrorInvalid{}},

+

+ // invalid response params

+ {"ok", Parameters{"length": "w"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"length": "-1"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"length": "03"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"name": "/.."}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"name": "/"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"name": "foo/bar"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"name": "foo/bar"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"name": "foo\x00bar"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"type": "foo"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"type": "\x00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"type": "text/plain\x00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"type": "foo/bar "}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"type": " foo/bar"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"type": "foo /bar"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"type": "foo/ bar"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"type": "foo/bar\n"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"type": "foo/b(r"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "now"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "today"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "Thu Jan 1 00:00:00 UTC 1970"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "1970-01-01 00:00:00+00:00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "1970-01-01 00:00:00 UTC"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "1970-01-01 00:00:00+0000"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "1970-01-01 00:00:00+00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "1970-01-01T00:00:00+00:00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "1970-01-01T00:00:00 UTC"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "1970-01-01T00:00:00+0000"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "1970-01-01T00:00:00+00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0000-00-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0000-01-00T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0000-01-01T24:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0000-01-01T00:60:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0000-01-01T00:00:60Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0000-11-31T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0001-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0002-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0003-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0005-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "0100-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "1000-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "123-01-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "12345-01-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "-5-01-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"time": "-2005-01-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "now"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "today"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "Thu Jan 1 00:00:00 UTC 1970"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "1970-01-01 00:00:00+00:00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "1970-01-01 00:00:00 UTC"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "1970-01-01 00:00:00+0000"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "1970-01-01 00:00:00+00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "1970-01-01T00:00:00+00:00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "1970-01-01T00:00:00 UTC"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "1970-01-01T00:00:00+0000"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "1970-01-01T00:00:00+00"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0000-00-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0000-01-00T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0000-01-01T24:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0000-01-01T00:60:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0000-01-01T00:00:60Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0000-11-31T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0001-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0002-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0003-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0005-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "0100-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "1000-02-29T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "123-01-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "12345-01-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "-5-01-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"ok", Parameters{"modified": "-2005-01-01T00:00:00Z"}, nil, ErrorInvalid{}},

+ {"redirect", Parameters{"location": "foo"}, nil, ErrorInvalid{}},

+ {"redirect", Parameters{"location": "foo bar/baz quux"}, nil, ErrorInvalid{}},

+ {"redirect", Parameters{"location": "/foo\x00bar"}, nil, ErrorInvalid{}},

+ {"error", Parameters{"reason": "ok"}, nil, ErrorInvalid{}},

+ {"error", Parameters{"reason": "not supported"}, nil, ErrorInvalid{}},

+ {"error", Parameters{"reason": "syntax\n"}, nil, ErrorInvalid{}},

+ {"error", Parameters{"reason": " server_error"}, nil, ErrorInvalid{}},

+ {"error", Parameters{"reason": "invalid "}, nil, ErrorInvalid{}},

+

+ // invalid: redirect *requires* the location parameter

+ {"redirect", nil, nil, ErrorInvalid{}},

+ {"redirect", Parameters{"location": ""}, nil, ErrorInvalid{}},

+

+ // valid simple responses

+ {"ok", nil, nil, nil},

+ {"not_modified", nil, nil, nil},

+ {"error", nil, nil, nil},

+

+ // valid responses with parameters

+ {"ok", Parameters{"length": "", "name": "", "type": "", "time": "", "reason": "", "location": "", "modified": "", "": "", "q\x00we": "=a s\nd"}, nil, nil},

+

+ {"ok", Parameters{"length": "0"}, nil, nil},

+ {"ok", Parameters{"length": "1"}, nil, nil},

+ {"ok", Parameters{"length": "12345670089000000"}, nil, nil},

+ {"ok", Parameters{"length": "12345678900"}, nil, nil},

+

+ {"ok", Parameters{"name": "foobar"}, nil, nil},

+ {"ok", Parameters{"name": "foo bar"}, nil, nil},

+ {"ok", Parameters{"name": "foo=bar\nbaz\rquux"}, nil, nil},

+ {"ok", Parameters{"name": "..-~!foo bar\nbaz\rquux=qwe\\asd"}, nil, nil},

+ {"ok", Parameters{"name": strings.Repeat("w", 1024*8)}, nil, nil},

+ {"ok", Parameters{"name": " "}, nil, nil},

+ {"ok", Parameters{"name": ".."}, nil, nil},

+ {"ok", Parameters{"name": "."}, nil, nil},

+

+ {"ok", Parameters{"type": "foo/bar"}, nil, nil},

+ {"ok", Parameters{"type": "application/octet-stream"}, nil, nil},

+ {"ok", Parameters{"type": "x-test/x-testing"}, nil, nil},

+ {"ok", Parameters{"type": "application/vnd.testing.test-test.5+xml"}, nil, nil},

+

+ {"ok", Parameters{"modified": "1970-01-01T00:00:00Z"}, nil, nil},

+ {"ok", Parameters{"modified": "0000-01-01T00:00:00Z"}, nil, nil},

+ {"ok", Parameters{"modified": "9999-12-31T23:59:59Z"}, nil, nil},

+ {"ok", Parameters{"modified": "0123-05-06T07:08:09Z"}, nil, nil},

+ {"ok", Parameters{"modified": "0000-02-29T00:00:00Z"}, nil, nil},

+ {"ok", Parameters{"modified": "2000-02-29T00:00:00Z"}, nil, nil},

+

+ {"ok", Parameters{"time": "1970-01-01T00:00:00Z"}, nil, nil},

+ {"ok", Parameters{"time": "0000-01-01T00:00:00Z"}, nil, nil},

+ {"ok", Parameters{"time": "9999-12-31T23:59:59Z"}, nil, nil},

+ {"ok", Parameters{"time": "0123-05-06T07:08:09Z"}, nil, nil},

+ {"ok", Parameters{"time": "0000-02-29T00:00:00Z"}, nil, nil},

+ {"ok", Parameters{"time": "2000-02-29T00:00:00Z"}, nil, nil},

+

+ {"error", Parameters{"reason": "syntax"}, nil, nil},

+ {"error", Parameters{"reason": "version"}, nil, nil},

+ {"error", Parameters{"reason": "invalid"}, nil, nil},

+ {"error", Parameters{"reason": "not_supported"}, nil, nil},

+ {"error", Parameters{"reason": "too_large"}, nil, nil},

+ {"error", Parameters{"reason": "not_found"}, nil, nil},

+ {"error", Parameters{"reason": "denied"}, nil, nil},

+ {"error", Parameters{"reason": "rejected"}, nil, nil},

+ {"error", Parameters{"reason": "server_error"}, nil, nil},

+

+ {"redirect", Parameters{"location": "/"}, nil, nil},

+ {"redirect", Parameters{"location": "foo/bar"}, nil, nil},

+ {"redirect", Parameters{"location": "foo/"}, nil, nil},

+ {"redirect", Parameters{"location": "/bar"}, nil, nil},

+ {"redirect", Parameters{"location": "[::1]:12345/ foo\n\x01\xff/"}, nil, nil},

+ {"redirect", Parameters{"location": "/../../////././.."}, nil, nil},

+ }

+)

+

+type responseTest struct {

+ i string

+ p Parameters

+ e, v error

+}

+

+func TestNewResponse(t *testing.T) {

+ for _, tst := range responseTests {

+ resp, err := NewResponse(tst.i, []byte{})

+ if !errorEqual(tst.e, err) {

+ t.Errorf("NewResponse(%q): expected error %+v, got %+v (%v)", tst.i, tst.e, err, err)

+ continue

+ }

+ if tst.e == nil {

+ if tst.i != resp.ResponseIntent() {

+ t.Errorf("NewResponse(%q): got unexpected intent %q", tst.i, resp.ResponseIntent())

+ }

+ }

+ }

+}

+

+func TestWriteParseResponse(t *testing.T) {

+ for _, tst := range responseTests {

+ if tst.e != nil {

+ continue // skip invalid intents

+ }

+ resp := &Response{Message{Header{0, 3, "ok", Parameters{}}, nil, nil}}

+ if err := resp.SetResponseIntent(tst.i); err != nil {

+ t.Errorf("SetResponseIntent(%q) error: %v", tst.i, err)

+ continue

+ }

+ for k, v := range tst.p {

+ resp.SetParam(k, v)

+ }

+

+ var buf bytes.Buffer

+ if err := resp.Write(&buf); err != nil {

+ t.Errorf("%+v.Write: error %v", resp, err)

+ continue

+ }

+

+ s := buf.String()

+ resp2, err := ParseResponse(strings.NewReader(s))

+ if err != nil {

+ t.Errorf("ParseResponse(%q) error: %v", s, err)

+ continue

+ }

+ if !msgEqual(&resp.Message, &resp2.Message) {

+ t.Errorf("Write/Parse: expected %+v, got %+v", resp, resp2)

+ continue

+ }

+ }

+}

+

+func TestResponseValidate(t *testing.T) {

+ for _, tst := range responseTests {

+ resp := &Response{Message{Header{Intent: tst.i, Parameters: tst.p}, nil, nil}}

+ if err := resp.Validate(); !errorEqual(tst.v, err) {

+ t.Errorf("%+v.Validate(): expected error %+v, got %+v (%v)", resp, tst.v, err, err)

+ }

+ }

+}

+

+func TestResponseGetSet(t *testing.T) {

+ e := func(k, v string, expect, err error) {

+ if !errorEqual(err, expect) {

+ t.Errorf("setting param %q to %q: expected %+v, got %+v (%v)", k, v, expect, err, err)

+ }

+ }

+ c := func(k, v string, expect error, p string) {

+ if expect == nil && v != p {

+ t.Errorf("getting param %q: expected %q, got %q", k, v, p)

+ }

+ }

+

+ for _, tst := range responseTests {

+ resp, _ := NewResponse("ok", nil)

+ if err := resp.SetResponseIntent(tst.i); !errorEqual(err, tst.e) {

+ t.Errorf("setting response intent to %q: expected %+v, got %+v (%v)", tst.i, tst.e, err, err)

+ continue

+ }

+ if tst.e == nil && resp.ResponseIntent() != tst.i {

+ t.Errorf("getting response intent: expected %q, got %q", tst.i, resp.ResponseIntent())

+ continue

+ }

+ for k, v := range tst.p {

+ switch k {

+ case "length":

+ n, _ := strconv.ParseUint(v, 10, 63)

+ resp.SetLength(int64(n))

+ s := strconv.FormatInt(resp.Length(), 10)

+ if s == "0" && v == "" {

+ s = ""

+ }

+ c(k, v, tst.v, s)

+ case "name":

+ e(k, v, tst.v, resp.SetName(v))

+ c(k, v, tst.v, resp.Name())

+ case "type":

+ e(k, v, tst.v, resp.SetType(v))

+ t := resp.Type()

+ if t == "application/octet-stream" && v == "" {

+ t = ""

+ }

+ c(k, v, tst.v, t)

+ case "time":

+ var tm time.Time

+ if v != "" {

+ tm, _ = time.Parse(time.RFC3339, v)

+ }

+ resp.SetTime(tm)

+ tm2 := ""

+ if !resp.Time().IsZero() {

+ tm2 = resp.Time().Format(time.RFC3339)

+ }

+ c(k, v, tst.v, tm2)

+ case "modified":

+ var tm time.Time

+ if v != "" {

+ tm, _ = time.Parse(time.RFC3339, v)

+ }

+ resp.SetModified(tm)

+ tm2 := ""

+ if !resp.Modified().IsZero() {

+ tm2 = resp.Modified().Format(time.RFC3339)

+ }

+ c(k, v, tst.v, tm2)

+ case "location":

+ ss := strings.SplitN(v, "/", 2)

+ if len(ss) != 2 {

+ continue // invalid location

+ }

+ e(k, v, tst.v, resp.SetLocation(ss[0], "/"+ss[1]))

+ host, path, err := resp.Location()

+ if err != nil {

+ t.Errorf("getting parameter location: error %v", err)

+ } else {

+ c(k, v, tst.v, host+path)

+ }

+ case "reason":

+ e(k, v, tst.v, resp.SetReason(v))

+ c(k, v, tst.v, resp.Reason())

+ default:

+ resp.SetParam(k, v)

+ c(k, v, tst.v, resp.Param(k))

+ }

+ }

+ }

+}