482 lines
13 KiB
Go
482 lines
13 KiB
Go
package tests
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import (
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"bytes"
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"fmt"
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"io"
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"os"
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"path/filepath"
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"reflect"
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"testing"
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"time"
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"unsafe"
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ap "github.com/mariusor/activitypub.go/activitypub"
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a "github.com/mariusor/activitypub.go/activitystreams"
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j "github.com/mariusor/activitypub.go/jsonld"
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)
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const dir = "./mocks"
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var stopOnFailure = false
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type testPair struct {
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expected bool
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blank interface{}
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result interface{}
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}
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type tests map[string]testPair
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type visit struct {
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a1 unsafe.Pointer
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a2 unsafe.Pointer
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typ reflect.Type
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}
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type canErrorFunc func(format string, args ...interface{})
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func assertDeepEquals(t canErrorFunc, x, y interface{}) bool {
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if x == nil || y == nil {
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return x == y
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}
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v1 := reflect.ValueOf(x)
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v2 := reflect.ValueOf(y)
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if v1.Type() != v2.Type() {
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t("%T != %T", x, y)
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return false
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}
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return deepValueEqual(t, v1, v2, make(map[visit]bool), 0)
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}
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func deepValueEqual(t canErrorFunc, v1, v2 reflect.Value, visited map[visit]bool, depth int) bool {
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if !v1.IsValid() || !v2.IsValid() {
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return v1.IsValid() == v2.IsValid()
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}
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if v1.Type() != v2.Type() {
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t("types differ %s != %s", v1.Type().Name(), v2.Type().Name())
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return false
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}
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// We want to avoid putting more in the visited map than we need to.
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// For any possible reference cycle that might be encountered,
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// hard(t) needs to return true for at least one of the types in the cycle.
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hard := func(k reflect.Kind) bool {
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switch k {
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case reflect.Map, reflect.Slice, reflect.Ptr, reflect.Interface:
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return true
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}
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//t("Invalid type for %s", k)
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return false
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}
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if v1.CanAddr() && v2.CanAddr() && hard(v1.Kind()) {
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addr1 := unsafe.Pointer(v1.UnsafeAddr())
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addr2 := unsafe.Pointer(v2.UnsafeAddr())
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if uintptr(addr1) > uintptr(addr2) {
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// Canonicalize order to reduce number of entries in visited.
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// Assumes non-moving garbage collector.
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addr1, addr2 = addr2, addr1
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}
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// Short circuit if references are already seen.
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typ := v1.Type()
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v := visit{addr1, addr2, typ}
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if visited[v] {
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return true
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}
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// Remember for later.
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visited[v] = true
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}
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switch v1.Kind() {
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case reflect.Array:
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for i := 0; i < v1.Len(); i++ {
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if !deepValueEqual(t, v1.Index(i), v2.Index(i), visited, depth+1) {
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t("Arrays not equal at index %d %s %s", i, v1.Index(i), v2.Index(i))
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return false
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}
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}
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return true
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case reflect.Slice:
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if v1.IsNil() != v2.IsNil() {
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t("One of the slices is not nil %s[%d] vs %s[%d]", v1.Type().Name(), v1.Len(), v2.Type().Name(), v2.Len())
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return false
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}
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if v1.Len() != v2.Len() {
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t("Slices lengths are different %s[%d] vs %s[%d]", v1.Type().Name(), v1.Len(), v2.Type().Name(), v2.Len())
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return false
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}
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if v1.Pointer() == v2.Pointer() {
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return true
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}
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for i := 0; i < v1.Len(); i++ {
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if !deepValueEqual(t, v1.Index(i), v2.Index(i), visited, depth+1) {
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t("Slices elements at pos %d are not equal %#v vs %#v", i, v1.Index(i), v2.Index(i))
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return false
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}
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}
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return true
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case reflect.Interface:
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if v1.IsNil() || v2.IsNil() {
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if v1.IsNil() == v2.IsNil() {
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return true
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}
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var isNil1, isNil2 string
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if v1.IsNil() {
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isNil1 = "is"
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} else {
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isNil1 = "isn't"
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}
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if v2.IsNil() {
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isNil2 = "is"
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} else {
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isNil2 = "isn't"
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}
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t("Interface %q %s nil and %q %s nil", v1.Type().Name(), isNil1, v2.Type().Name(), isNil2)
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return false
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}
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return deepValueEqual(t, v1.Elem(), v2.Elem(), visited, depth+1)
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case reflect.Ptr:
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if v1.Pointer() == v2.Pointer() {
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return true
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}
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return deepValueEqual(t, v1.Elem(), v2.Elem(), visited, depth+1)
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case reflect.Struct:
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for i, n := 0, v1.NumField(); i < n; i++ {
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if !deepValueEqual(t, v1.Field(i), v2.Field(i), visited, depth+1) {
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t("Struct fields at pos %d %q:%q and %q:%q are not deeply equal", i, v1.Type().Field(i).Name, v1.Field(i).Type().Name(), v2.Type().Field(i).Name, v2.Field(i).Type().Name())
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if v1.Field(i).CanAddr() && v2.Field(i).CanAddr() {
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t(" Values: %#v - %#v", v1.Field(i).Interface(), v2.Field(i).Interface())
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}
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return false
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}
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}
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return true
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case reflect.Map:
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if v1.IsNil() != v2.IsNil() {
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t("Maps are not nil", v1.Type().Name(), v2.Type().Name())
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return false
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}
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if v1.Len() != v2.Len() {
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t("Maps don't have the same length %d vs %d", v1.Len(), v2.Len())
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return false
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}
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if v1.Pointer() == v2.Pointer() {
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return true
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}
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for _, k := range v1.MapKeys() {
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val1 := v1.MapIndex(k)
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val2 := v2.MapIndex(k)
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if !val1.IsValid() || !val2.IsValid() || !deepValueEqual(t, v1.MapIndex(k), v2.MapIndex(k), visited, depth+1) {
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t("Maps values at index %s are not equal", k.String())
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return false
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}
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}
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return true
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case reflect.Func:
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if v1.IsNil() && v2.IsNil() {
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return true
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}
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// Can't do better than this:
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return false
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}
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return true // i guess?
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}
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var zLoc, _ = time.LoadLocation("UTC")
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var allTests = tests{
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"empty": testPair{
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expected: true,
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blank: &a.Object{},
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result: &a.Object{},
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},
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"link_simple": testPair{
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expected: true,
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blank: &a.Link{},
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result: &a.Link{
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Type: a.LinkType,
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Href: a.IRI("http://example.org/abc"),
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HrefLang: a.LangRef("en"),
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MediaType: a.MimeType("text/html"),
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Name: a.NaturalLanguageValue{{
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a.NilLangRef, "An example link",
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}},
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},
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},
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"object_with_url": testPair{
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expected: true,
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blank: &a.Object{},
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result: &a.Object{
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URL: a.IRI("http://littr.git/api/accounts/system"),
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},
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},
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"object_with_url_collection": testPair{
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expected: true,
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blank: &a.Object{},
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result: &a.Object{
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URL: a.ItemCollection{
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a.IRI("http://littr.git/api/accounts/system"),
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a.IRI("http://littr.git/~system"),
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},
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},
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},
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"object_simple": testPair{
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expected: true,
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blank: &a.Object{},
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result: &a.Object{
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Type: a.ObjectType,
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ID: a.ObjectID("http://www.test.example/object/1"),
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Name: a.NaturalLanguageValue{{
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a.NilLangRef, "A Simple, non-specific object",
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}},
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},
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},
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"object_with_tags": testPair{
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expected: true,
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blank: &a.Object{},
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result: &a.Object{
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Type: a.ObjectType,
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ID: a.ObjectID("http://www.test.example/object/1"),
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Name: a.NaturalLanguageValue{{
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a.NilLangRef, "A Simple, non-specific object",
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}},
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Tag: a.ItemCollection{
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&a.Object{
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Name: a.NaturalLanguageValue{{
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a.NilLangRef, "#my_tag",
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}},
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ID: a.ObjectID("http://example.com/tag/my_tag"),
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},
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&a.Mention{
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Name: a.NaturalLanguageValue{{
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a.NilLangRef, "@ana",
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}},
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Type: a.MentionType,
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ID: a.ObjectID("http://example.com/users/ana"),
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},
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},
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},
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},
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"object_with_replies": testPair{
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expected: true,
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blank: &a.Object{},
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result: &a.Object{
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Type: a.ObjectType,
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ID: a.ObjectID("http://www.test.example/object/1"),
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Replies: &a.Collection{
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ID: a.ObjectID("http://www.test.example/object/1/replies"),
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Type: a.CollectionType,
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TotalItems: 1,
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Items: a.ItemCollection{
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&a.Object{
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ID: a.ObjectID("http://www.test.example/object/1/replies/2"),
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Type: a.ArticleType,
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Name: a.NaturalLanguageValue{{a.NilLangRef, "Example title"}},
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},
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},
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},
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},
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},
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"activity_simple": testPair{
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expected: true,
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blank: &a.Activity{},
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result: &a.Activity{
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Type: a.ActivityType,
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Summary: a.NaturalLanguageValue{{a.NilLangRef, "Sally did something to a note"}},
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Actor: &a.Person{
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Type: a.PersonType,
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Name: a.NaturalLanguageValue{{a.NilLangRef, "Sally"}},
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},
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Object: &a.Object{
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Type: a.NoteType,
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Name: a.NaturalLanguageValue{{a.NilLangRef, "A Note"}},
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},
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},
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},
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"person_with_outbox": testPair{
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expected: true,
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blank: &a.Person{},
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result: &a.Person{
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ID: a.ObjectID("http://example.com/accounts/ana"),
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Type: a.PersonType,
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Name: a.NaturalLanguageValue{{a.NilLangRef, "ana"}},
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PreferredUsername: a.NaturalLanguageValue{{a.NilLangRef, "Ana"}},
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URL: a.IRI("http://example.com/accounts/ana"),
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Outbox: &a.OrderedCollection{
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ID: a.ObjectID("http://example.com/accounts/ana/outbox"),
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Type: a.OrderedCollectionType,
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URL: a.IRI("http://example.com/outbox"),
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},
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},
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},
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"ordered_collection": testPair{
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expected: true,
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blank: &a.OrderedCollection{},
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result: &a.OrderedCollection{
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ID: a.ObjectID("http://example.com/outbox"),
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Type: a.OrderedCollectionType,
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URL: a.IRI("http://example.com/outbox"),
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TotalItems: 1,
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OrderedItems: a.ItemCollection{
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&a.Object{
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ID: a.ObjectID("http://example.com/outbox/53c6fb47"),
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Type: a.ArticleType,
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Name: a.NaturalLanguageValue{{a.NilLangRef, "Example title"}},
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Content: a.NaturalLanguageValue{{a.NilLangRef, "Example content!"}},
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URL: a.IRI("http://example.com/53c6fb47"),
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MediaType: a.MimeType("text/markdown"),
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Published: time.Date(2018, time.July, 5, 16, 46, 44, 0, zLoc),
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Generator: a.IRI("http://example.com"),
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AttributedTo: a.IRI("http://example.com/accounts/alice"),
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},
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},
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},
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},
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"ordered_collection_page": testPair{
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expected: true,
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blank: &a.OrderedCollectionPage{},
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result: &a.OrderedCollectionPage{
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PartOf: a.IRI("http://example.com/outbox"),
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Next: a.IRI("http://example.com/outbox?page=3"),
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Prev: a.IRI("http://example.com/outbox?page=1"),
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Current: a.IRI("http://example.com/outbox?page=2"),
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OrderedCollection: a.OrderedCollection{
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ID: a.ObjectID("http://example.com/outbox?page=2"),
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Type: a.OrderedCollectionPageType,
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URL: a.IRI("http://example.com/outbox?page=2"),
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TotalItems: 1,
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OrderedItems: a.ItemCollection{
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&a.Object{
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ID: a.ObjectID("http://example.com/outbox/53c6fb47"),
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Type: a.ArticleType,
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Name: a.NaturalLanguageValue{{a.NilLangRef, "Example title"}},
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Content: a.NaturalLanguageValue{{a.NilLangRef, "Example content!"}},
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URL: a.IRI("http://example.com/53c6fb47"),
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MediaType: a.MimeType("text/markdown"),
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Published: time.Date(2018, time.July, 5, 16, 46, 44, 0, zLoc),
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Generator: a.IRI("http://example.com"),
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AttributedTo: a.IRI("http://example.com/accounts/alice"),
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},
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},
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},
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},
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},
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"natural_language_values": {
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expected: true,
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blank: &a.NaturalLanguageValue{},
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result: &a.NaturalLanguageValue{
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{
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a.NilLangRef, `
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`},
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{a.LangRef("en"), "Ana got apples ⓐ"},
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{a.LangRef("fr"), "Aná a des pommes ⒜"},
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{a.LangRef("ro"), "Ana are mere"},
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},
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},
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"activity_create_simple": {
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expected: true,
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blank: &a.Create{},
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result: &a.Create{
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Type: a.CreateType,
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Actor: a.IRI("https://littr.git/api/accounts/anonymous"),
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Object: &a.Object{
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Type: a.NoteType,
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AttributedTo: a.IRI("https://littr.git/api/accounts/anonymous"),
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InReplyTo: a.IRI("https://littr.git/api/accounts/system/outbox/7ca154ff"),
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Content: a.NaturalLanguageValue{{a.NilLangRef, "<p>Hello world</p>"}},
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To: a.ItemCollection{a.IRI("https://www.w3.org/ns/activitystreams#Public")},
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},
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},
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},
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"like_activity_with_iri_actor": {
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expected: true,
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blank: &ap.LikeActivity{},
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result: &ap.LikeActivity{
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Activity: &a.Like{
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Type: a.LikeType,
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Actor: a.IRI("https://littr.git/api/accounts/24d4b96f"),
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Object: &a.Object{
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ID: a.ObjectID("https://littr.git/api/accounts/ana/liked/7ca154ff"),
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Type: a.ArticleType,
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},
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},
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Published: time.Date(2018, time.September, 6, 15, 15, 9, 0, zLoc),
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},
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},
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}
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func getFileContents(path string) ([]byte, error) {
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f, err := os.Open(path)
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if err != nil {
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return nil, err
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}
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st, err := f.Stat()
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if err != nil {
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return nil, err
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}
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data := make([]byte, st.Size())
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io.ReadFull(f, data)
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data = bytes.Trim(data, "\x00")
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return data, nil
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}
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func Test_ActivityPubUnmarshall(t *testing.T) {
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var err error
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var f = t.Errorf
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if len(allTests) == 0 {
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t.Skip("No tests found")
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}
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for k, pair := range allTests {
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var data []byte
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path := filepath.Join(dir, fmt.Sprintf("%s.json", k))
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data, err = getFileContents(path)
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if err != nil {
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f("Error: %s for %s", err, path)
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continue
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}
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object := pair.blank
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err = j.Unmarshal(data, object)
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if err != nil {
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f("Error: %s for %s", err, data)
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continue
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}
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expLbl := ""
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if !pair.expected {
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expLbl = "not be "
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}
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status := assertDeepEquals(f, object, pair.result)
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if pair.expected != status {
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if stopOnFailure {
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f = t.Fatalf
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}
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f("\n%#v\n should %sequal to expected\n%#v", object, expLbl, pair.result)
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continue
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}
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if !status {
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oj, err := j.Marshal(object)
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if err != nil {
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f(err.Error())
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}
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tj, err := j.Marshal(pair.result)
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if err != nil {
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f(err.Error())
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}
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f("\n%s\n should %sequal to expected\n%s", oj, expLbl, tj)
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}
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if err == nil {
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fmt.Printf(" --- %s: %s\n %s\n", "PASS", k, path)
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}
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}
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}
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