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activitypub/tests/unmarshal_test.go
2021-11-12 19:18:20 +01:00

580 lines
16 KiB
Go

package tests
import (
"bytes"
"fmt"
pub "github.com/go-ap/activitypub"
"io"
"os"
"path/filepath"
"reflect"
"testing"
"time"
"unsafe"
j "github.com/go-ap/jsonld"
)
const dir = "./mocks"
var stopOnFailure = false
type testPair struct {
expected bool
blank interface{}
result interface{}
}
type testMaps map[string]testPair
type visit struct {
a1 unsafe.Pointer
a2 unsafe.Pointer
typ reflect.Type
}
type canErrorFunc func(format string, args ...interface{})
// See reflect.DeepEqual
func assertDeepEquals(t canErrorFunc, x, y interface{}) bool {
if x == nil || y == nil {
return x == y
}
v1 := reflect.ValueOf(x)
v2 := reflect.ValueOf(y)
if v1.Type() != v2.Type() {
t("%T != %T", x, y)
return false
}
return deepValueEqual(t, v1, v2, make(map[visit]bool), 0)
}
// See reflect.deepValueEqual
func deepValueEqual(t canErrorFunc, v1, v2 reflect.Value, visited map[visit]bool, depth int) bool {
if !v1.IsValid() || !v2.IsValid() {
return v1.IsValid() == v2.IsValid()
}
if v1.Type() != v2.Type() {
t("types differ %s != %s", v1.Type().Name(), v2.Type().Name())
return false
}
hard := func(v1, v2 reflect.Value) bool {
switch v1.Kind() {
case reflect.Ptr:
return false
case reflect.Map, reflect.Slice, reflect.Interface:
// Nil pointers cannot be cyclic. Avoid putting them in the visited map.
return !v1.IsNil() && !v2.IsNil()
}
return false
}
if hard(v1, v2) {
var addr1, addr2 unsafe.Pointer
if v1.CanAddr() {
addr1 = unsafe.Pointer(v1.UnsafeAddr())
} else {
addr1 = unsafe.Pointer(v1.Pointer())
}
if v2.CanAddr() {
addr2 = unsafe.Pointer(v2.UnsafeAddr())
} else {
addr2 = unsafe.Pointer(v2.Pointer())
}
if uintptr(addr1) > uintptr(addr2) {
// Canonicalize order to reduce number of entries in visited.
// Assumes non-moving garbage collector.
addr1, addr2 = addr2, addr1
}
// Short circuit if references are already seen.
typ := v1.Type()
v := visit{addr1, addr2, typ}
if visited[v] {
return true
}
// Remember for later.
visited[v] = true
}
switch v1.Kind() {
case reflect.Array:
for i := 0; i < v1.Len(); i++ {
if !deepValueEqual(t, v1.Index(i), v2.Index(i), visited, depth+1) {
t("Arrays not equal at index %d %s %s", i, v1.Index(i), v2.Index(i))
return false
}
}
return true
case reflect.Slice:
if v1.IsNil() != v2.IsNil() {
t("One of the slices is not nil %s[%d] vs %s[%d]", v1.Type().Name(), v1.Len(), v2.Type().Name(), v2.Len())
return false
}
if v1.Len() != v2.Len() {
t("Slices lengths are different %s[%d] vs %s[%d]", v1.Type().Name(), v1.Len(), v2.Type().Name(), v2.Len())
return false
}
if v1.Pointer() == v2.Pointer() {
return true
}
for i := 0; i < v1.Len(); i++ {
if !deepValueEqual(t, v1.Index(i), v2.Index(i), visited, depth+1) {
t("Slices elements at pos %d are not equal %#v vs %#v", i, v1.Index(i), v2.Index(i))
return false
}
}
return true
case reflect.Interface:
if v1.IsNil() || v2.IsNil() {
if v1.IsNil() == v2.IsNil() {
return true
}
var isNil1, isNil2 string
if v1.IsNil() {
isNil1 = "is"
} else {
isNil1 = "is not"
}
if v2.IsNil() {
isNil2 = "is"
} else {
isNil2 = "is not"
}
t("Interface '%s' %s nil and '%s' %s nil", v1.Type().Name(), isNil1, v2.Type().Name(), isNil2)
return false
}
return deepValueEqual(t, v1.Elem(), v2.Elem(), visited, depth+1)
case reflect.Ptr:
if v1.Pointer() == v2.Pointer() {
return true
}
return deepValueEqual(t, v1.Elem(), v2.Elem(), visited, depth+1)
case reflect.Struct:
for i, n := 0, v1.NumField(); i < n; i++ {
var (
f1 = v1.Field(i)
f2 = v2.Field(i)
n1 = v1.Type().Field(i).Name
n2 = v2.Type().Field(i).Name
t1 = f1.Type().Name()
t2 = f2.Type().Name()
)
if !deepValueEqual(t, v1.Field(i), v2.Field(i), visited, depth+1) {
t("Struct fields at pos %d %s[%s] and %s[%s] are not deeply equal", i, n1, t1, n2, t2)
if f1.CanInterface() && f2.CanInterface() {
t(" Values: %#v - %#v", v1.Field(i).Interface(), v2.Field(i).Interface())
}
return false
}
}
return true
case reflect.Map:
if v1.IsNil() != v2.IsNil() {
t("Maps are not nil", v1.Type().Name(), v2.Type().Name())
return false
}
if v1.Len() != v2.Len() {
t("Maps don't have the same length %d vs %d", v1.Len(), v2.Len())
return false
}
if v1.Pointer() == v2.Pointer() {
return true
}
for _, k := range v1.MapKeys() {
val1 := v1.MapIndex(k)
val2 := v2.MapIndex(k)
if !val1.IsValid() || !val2.IsValid() || !deepValueEqual(t, v1.MapIndex(k), v2.MapIndex(k), visited, depth+1) {
t("Maps values at index %s are not equal", k.String())
return false
}
}
return true
case reflect.Func:
if v1.IsNil() && v2.IsNil() {
return true
}
// Can't do better than this:
return false
case reflect.String:
return v1.String() == v2.String()
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
return v1.Int() == v2.Int()
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
return v1.Uint() == v2.Uint()
case reflect.Float32, reflect.Float64:
return v1.Float() == v2.Float()
case reflect.Bool:
return v1.Bool() == v2.Bool()
case reflect.Complex64, reflect.Complex128:
return v1.Complex() == v2.Complex()
}
return false
}
var zLoc, _ = time.LoadLocation("UTC")
var allTests = testMaps{
//"empty": testPair{
// expected: true,
// blank: &pub.Object{},
// result: &pub.Object{},
//},
//"link_simple": testPair{
// expected: true,
// blank: &pub.Link{},
// result: &pub.Link{
// Type: pub.LinkType,
// Href: pub.IRI("http://example.org/abc"),
// HrefLang: pub.LangRef("en"),
// MediaType: pub.MimeType("text/html"),
// Name: pub.NaturalLanguageValues{{
// pub.NilLangRef, pub.Content("An example link"),
// }},
// },
//},
//"object_with_url": testPair{
// expected: true,
// blank: &pub.Object{},
// result: &pub.Object{
// URL: pub.IRI("http://littr.git/api/accounts/system"),
// },
//},
//"object_with_url_collection": testPair{
// expected: true,
// blank: &pub.Object{},
// result: &pub.Object{
// URL: pub.ItemCollection{
// pub.IRI("http://littr.git/api/accounts/system"),
// pub.IRI("http://littr.git/~system"),
// },
// },
//},
//"object_simple": testPair{
// expected: true,
// blank: &pub.Object{},
// result: &pub.Object{
// Type: pub.ObjectType,
// ID: pub.ID("http://www.test.example/object/1"),
// Name: pub.NaturalLanguageValues{{
// pub.NilLangRef, pub.Content("A Simple, non-specific object"),
// }},
// },
//},
//"object_no_type": testPair{
// expected: true,
// blank: &pub.Object{},
// result: &pub.Object{
// ID: pub.ID("http://www.test.example/object/1"),
// Name: pub.NaturalLanguageValues{{
// pub.NilLangRef, pub.Content("A Simple, non-specific object without a type"),
// }},
// },
//},
//"object_with_tags": testPair{
// expected: true,
// blank: &pub.Object{},
// result: &pub.Object{
// Type: pub.ObjectType,
// ID: pub.ID("http://www.test.example/object/1"),
// Name: pub.NaturalLanguageValues{{
// pub.NilLangRef, pub.Content("A Simple, non-specific object"),
// }},
// Tag: pub.ItemCollection{
// &pub.Mention{
// Name: pub.NaturalLanguageValues{{
// pub.NilLangRef, pub.Content("#my_tag"),
// }},
// Type: pub.MentionType,
// ID: pub.ID("http://example.com/tag/my_tag"),
// },
// &pub.Mention{
// Name: pub.NaturalLanguageValues{{
// pub.NilLangRef, pub.Content("@ana"),
// }},
// Type: pub.MentionType,
// ID: pub.ID("http://example.com/users/ana"),
// },
// },
// },
//},
//"object_with_replies": testPair{
// expected: true,
// blank: &pub.Object{},
// result: &pub.Object{
// Type: pub.ObjectType,
// ID: pub.ID("http://www.test.example/object/1"),
// Replies: &pub.Collection{
// ID: pub.ID("http://www.test.example/object/1/replies"),
// Type: pub.CollectionType,
// TotalItems: 1,
// Items: pub.ItemCollection{
// &pub.Object{
// ID: pub.ID("http://www.test.example/object/1/replies/2"),
// Type: pub.ArticleType,
// Name: pub.NaturalLanguageValues{{
// pub.NilLangRef, pub.Content("Example title"),
// }},
// },
// },
// },
// },
//},
//"activity_simple": testPair{
// expected: true,
// blank: &pub.Activity{
// Actor: &pub.Person{},
// },
// result: &pub.Activity{
// Type: pub.ActivityType,
// Summary: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("Sally did something to a note")}},
// Actor: &pub.Person{
// Type: pub.PersonType,
// Name: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("Sally")}},
// },
// Object: &pub.Object{
// Type: pub.NoteType,
// Name: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("A Note")}},
// },
// },
//},
//"person_with_outbox": testPair{
// expected: true,
// blank: &pub.Person{},
// result: &pub.Person{
// ID: pub.ID("http://example.com/accounts/ana"),
// Type: pub.PersonType,
// Name: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("ana")}},
// PreferredUsername: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("Ana")}},
// URL: pub.IRI("http://example.com/accounts/ana"),
// Outbox: &pub.OrderedCollection{
// ID: "http://example.com/accounts/ana/outbox",
// Type: pub.OrderedCollectionType,
// URL: pub.IRI("http://example.com/outbox"),
// },
// },
//},
//"ordered_collection": testPair{
// expected: true,
// blank: &pub.OrderedCollection{},
// result: &pub.OrderedCollection{
// ID: pub.ID("http://example.com/outbox"),
// Type: pub.OrderedCollectionType,
// URL: pub.IRI("http://example.com/outbox"),
// TotalItems: 1,
// OrderedItems: pub.ItemCollection{
// &pub.Object{
// ID: pub.ID("http://example.com/outbox/53c6fb47"),
// Type: pub.ArticleType,
// Name: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("Example title")}},
// Content: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("Example content!")}},
// URL: pub.IRI("http://example.com/53c6fb47"),
// MediaType: pub.MimeType("text/markdown"),
// Published: time.Date(2018, time.July, 5, 16, 46, 44, 0, zLoc),
// Generator: pub.IRI("http://example.com"),
// AttributedTo: pub.IRI("http://example.com/accounts/alice"),
// },
// },
// },
//},
"ordered_collection_page": testPair{
expected: true,
blank: &pub.OrderedCollectionPage{},
result: &pub.OrderedCollectionPage{
PartOf: pub.IRI("http://example.com/outbox"),
Next: pub.IRI("http://example.com/outbox?page=3"),
Prev: pub.IRI("http://example.com/outbox?page=1"),
ID: pub.ID("http://example.com/outbox?page=2"),
Type: pub.OrderedCollectionPageType,
URL: pub.IRI("http://example.com/outbox?page=2"),
Current: pub.IRI("http://example.com/outbox?page=2"),
TotalItems: 1,
StartIndex: 100,
OrderedItems: pub.ItemCollection{
&pub.Object{
ID: pub.ID("http://example.com/outbox/53c6fb47"),
Type: pub.ArticleType,
Name: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("Example title")}},
Content: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("Example content!")}},
URL: pub.IRI("http://example.com/53c6fb47"),
MediaType: pub.MimeType("text/markdown"),
Published: time.Date(2018, time.July, 5, 16, 46, 44, 0, zLoc),
Generator: pub.IRI("http://example.com"),
AttributedTo: pub.IRI("http://example.com/accounts/alice"),
},
},
},
},
//"natural_language_values": {
// expected: true,
// blank: &pub.NaturalLanguageValues{},
// result: &pub.NaturalLanguageValues{
// {
// pub.NilLangRef, pub.Content([]byte{'\n','\t', '\t', '\n'}),
// },
// {pub.LangRef("en"), pub.Content("Ana got apples ⓐ")},
// {pub.LangRef("fr"), pub.Content("Aná a des pommes ⒜")},
// {pub.LangRef("ro"), pub.Content("Ana are mere")},
// },
//},
//"activity_create_simple": {
// expected: true,
// blank: &pub.Create{},
// result: &pub.Create{
// Type: pub.CreateType,
// Actor: pub.IRI("https://littr.git/api/accounts/anonymous"),
// Object: &pub.Object{
// Type: pub.NoteType,
// AttributedTo: pub.IRI("https://littr.git/api/accounts/anonymous"),
// InReplyTo: pub.IRI("https://littr.git/api/accounts/system/outbox/7ca154ff"),
// Content: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("<p>Hello world</p>")}},
// To: pub.ItemCollection{pub.IRI("https://www.w3.org/ns/activitystreams#Public")},
// },
// },
//},
//"activity_create_multiple_objects": {
// expected: true,
// blank: &pub.Create{},
// result: &pub.Create{
// Type: pub.CreateType,
// Actor: pub.IRI("https://littr.git/api/accounts/anonymous"),
// Object: pub.ItemCollection{
// &pub.Object{
// Type: pub.NoteType,
// AttributedTo: pub.IRI("https://littr.git/api/accounts/anonymous"),
// InReplyTo: pub.IRI("https://littr.git/api/accounts/system/outbox/7ca154ff"),
// Content: pub.NaturalLanguageValues{{pub.NilLangRef, pub.Content("<p>Hello world</p>")}},
// To: pub.ItemCollection{pub.IRI("https://www.w3.org/ns/activitystreams#Public")},
// },
// &pub.Article{
// Type: pub.ArticleType,
// ID: pub.ID("http://www.test.example/article/1"),
// Name: pub.NaturalLanguageValues{
// {
// pub.NilLangRef,
// pub.Content("This someday will grow up to be an article"),
// },
// },
// InReplyTo: pub.ItemCollection{
// pub.IRI("http://www.test.example/object/1"),
// pub.IRI("http://www.test.example/object/778"),
// },
// },
// },
// },
//},
//"object_with_audience": testPair{
// expected: true,
// blank: &pub.Object{},
// result: &pub.Object{
// Type: pub.ObjectType,
// ID: pub.ID("http://www.test.example/object/1"),
// To: pub.ItemCollection{
// pub.IRI("https://www.w3.org/ns/activitystreams#Public"),
// },
// Bto: pub.ItemCollection{
// pub.IRI("http://example.com/sharedInbox"),
// },
// CC: pub.ItemCollection{
// pub.IRI("https://example.com/actors/ana"),
// pub.IRI("https://example.com/actors/bob"),
// },
// BCC: pub.ItemCollection{
// pub.IRI("https://darkside.cookie/actors/darthvader"),
// },
// },
//},
//"article_with_multiple_inreplyto": {
// expected: true,
// blank: &pub.Article{},
// result: &pub.Article{
// Type: pub.ArticleType,
// ID: pub.ID("http://www.test.example/article/1"),
// Name: pub.NaturalLanguageValues{
// {
// pub.NilLangRef,
// pub.Content("This someday will grow up to be an article"),
// },
// },
// InReplyTo: pub.ItemCollection{
// pub.IRI("http://www.test.example/object/1"),
// pub.IRI("http://www.test.example/object/778"),
// },
// },
//},
}
func getFileContents(path string) ([]byte, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
st, err := f.Stat()
if err != nil {
return nil, err
}
data := make([]byte, st.Size())
io.ReadFull(f, data)
data = bytes.Trim(data, "\x00")
return data, nil
}
func TestUnmarshal(t *testing.T) {
var err error
var f = t.Errorf
if len(allTests) == 0 {
t.Skip("No tests found")
}
for k, pair := range allTests {
path := filepath.Join(dir, fmt.Sprintf("%s.json", k))
t.Run(path, func(t *testing.T) {
var data []byte
data, err = getFileContents(path)
if err != nil {
f("Error: %s for %s", err, path)
return
}
object := pair.blank
err = j.Unmarshal(data, object)
if err != nil {
f("Error: %s for %s", err, data)
return
}
expLbl := ""
if !pair.expected {
expLbl = "not be "
}
status := assertDeepEquals(f, object, pair.result)
if pair.expected != status {
if stopOnFailure {
f = t.Fatalf
}
f("Mock: %s: %s\n%#v\n should %sequal to expected\n%#v", k, path, object, expLbl, pair.result)
return
}
if !status {
oj, err := j.Marshal(object)
if err != nil {
f(err.Error())
}
tj, err := j.Marshal(pair.result)
if err != nil {
f(err.Error())
}
f("Mock: %s: %s\n%s\n should %sequal to expected\n%s", k, path, oj, expLbl, tj)
}
//if err == nil {
// fmt.Printf(" --- %s: %s\n %s\n", "PASS", k, path)
//}
})
}
}