333 lines
7.9 KiB
Go
333 lines
7.9 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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"reflect"
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"testing"
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"unsafe"
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a "github.com/mariusor/activitypub.go/activitypub"
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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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path string
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expected bool
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blank a.ObjectOrLink
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result a.ObjectOrLink
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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 errorableFunc func(format string, args ...interface{})
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func assertDeepEquals(t errorableFunc, 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 errorableFunc, 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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return v1.IsNil() == v2.IsNil()
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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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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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return false
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}
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if 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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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 allTests = tests{
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"empty": testPair{
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path: "./mocks/empty.json",
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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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path: "./mocks/link_simple.json",
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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.URI("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.LangRef("-"): "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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path: "./mocks/object_with_url.json",
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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.URI("http://littr.git/api/accounts/system"),
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},
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},
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"object_simple": testPair{
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path: "./mocks/object_simple.json",
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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.LangRef("-"): "A Simple, non-specific object",
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},
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},
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},
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//"activity_simple": testPair{
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// path: "./mocks/activity_simple.json",
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// expected: false,
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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.LangRef("-"): "Sally did something to a note"},
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// Actor: a.Actor(a.Person{
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// Type: a.PersonType,
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// Name: a.NaturalLanguageValue{
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// a.LangRef("-"): "Sally",
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// },
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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{
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// a.LangRef("-"): "A Note",
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// },
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// },
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// },
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//},
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"person_with_outbox": testPair{
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path: "./mocks/person_with_outbox.json",
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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{
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a.LangRef("-"): "ana",
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},
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PreferredUsername: a.NaturalLanguageValue{
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a.LangRef("-"): "Ana",
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},
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URL: a.URI("http://example.com/accounts/ana"),
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Outbox: &a.OutboxStream{
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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.URI("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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path: "./mocks/ordered_collection.json",
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expected: false, // This fails because interface pointers being different I think
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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.URI("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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URL: a.URI("http://example.com/53c6fb47"),
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Name: a.NaturalLanguageValue{"-": "Example title"},
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Content: a.NaturalLanguageValue{"-": "Example content!"},
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},
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},
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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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data := make([]byte, 512)
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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.Logf
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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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data, err = getFileContents(pair.path)
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if err != nil {
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f("Error: %s for %s", err, pair.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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if pair.expected != assertDeepEquals(f, object, pair.result) {
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f = t.Errorf
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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\n%#v", object, expLbl, pair.result)
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oj, e1 := j.Marshal(object)
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if e1 != nil {
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f(e1.Error())
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}
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tj, e2 := j.Marshal(pair.result)
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if e2 != nil {
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f(e2.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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continue
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}
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//fmt.Printf("%#v", object)
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if err == nil {
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fmt.Printf(" --- %s: %s\n %s\n", "PASS", k, pair.path)
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}
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}
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}
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