Files
notarius/internal/modules/dnd/locations/registry/registry_test.go

192 lines
7.4 KiB
Go

package registry
import (
"bytes"
"strings"
"testing"
"gitea.maximumdirect.net/eric/notarius/internal/core/source"
"gitea.maximumdirect.net/eric/notarius/internal/framework/contracts"
"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd"
locationcodec "gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/codec/locations"
"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/locations/identity"
)
func TestResolveUnboundRegistryHasEmptyProjection(t *testing.T) {
registry, err := Resolve(contracts.ReferenceSet{})
if err != nil {
t.Fatal(err)
}
input := registry.PromptInput()
if registry.Bound() || registry.Digest() != "" || registry.Count() != 0 || string(input.Content) != emptyPrompt {
t.Fatalf("unbound registry = %#v, input = %#v", registry, input)
}
if registry.ProjectionDigest() == "" || input.Digest != registry.ProjectionDigest() || input.OriginURI != "" {
t.Fatalf("projection digest/input = %q/%#v", registry.ProjectionDigest(), input)
}
}
func TestResolveProjectsOrderedLocationsWithoutEvidence(t *testing.T) {
registry := resolveList(t, registryFixture())
if !registry.Bound() || registry.Count() != 2 || registry.Digest() == "" {
t.Fatalf("registry identity = bound %t count %d digest %q", registry.Bound(), registry.Count(), registry.Digest())
}
projection := string(registry.PromptInput().Content)
if !strings.Contains(projection, `"locations":[{"id":`) || !strings.Contains(projection, `"name":"The Tavern"`) || !strings.Contains(projection, `"name":"The Tavern"},{"id":`) {
t.Fatalf("projection ordering = %s", projection)
}
for _, forbidden := range []string{"source_refs", "source_id", "session-alpha"} {
if strings.Contains(projection, forbidden) {
t.Fatalf("projection leaked %q: %s", forbidden, projection)
}
}
if registry.PromptInput().Digest != registry.ProjectionDigest() || registry.Digest() == registry.ProjectionDigest() {
t.Fatalf("full/projection digests = %q/%q", registry.Digest(), registry.ProjectionDigest())
}
}
func TestRegistryLookupUsesIDAndReturnsDefensiveCopies(t *testing.T) {
registry := resolveList(t, registryFixture())
first := registry.Locations()[0]
if got, ok := registry.Lookup(first.ID); !ok || got.Name != first.Name || !registry.Matches(first.ID, first.Name) || registry.Matches(first.ID, "Other Tavern") {
t.Fatalf("ID lookup/match = %#v, %t", got, ok)
}
if _, ok := registry.Lookup("The Tavern"); ok {
t.Fatal("Lookup accepted a name as an ID")
}
locations := registry.Locations()
locations[0].Name = "changed"
locations[0].SourceRefs[0].SourceID = "changed"
canonical := registry.CanonicalBytes()
canonical[0] = '['
input := registry.PromptInput()
input.Content[0] = '['
if next, ok := registry.Lookup(first.ID); !ok || next.Name != first.Name || next.SourceRefs[0].SourceID != "session-alpha" {
t.Fatalf("registry mutated through accessor: %#v, %t", next, ok)
}
if registry.CanonicalBytes()[0] != '{' || registry.PromptInput().Content[0] != '{' {
t.Fatal("registry bytes mutated through accessor")
}
}
func TestResolveRejectsInvalidReferenceInputs(t *testing.T) {
valid := registryFixture()
content, err := locationcodec.New().Encode(valid)
if err != nil {
t.Fatal(err)
}
invalidIdentity := append([]byte(nil), content...)
invalidIdentity = bytes.Replace(invalidIdentity, []byte(valid.Locations[0].ID), []byte("location:sha256:0000000000000000000000000000000000000000000000000000000000000000"), 1)
for _, test := range []struct {
name string
set contracts.ReferenceSet
want string
}{
{"empty bound slot", referenceSet(), "exactly one item"},
{"multiple items", referenceSet(item(content), item(content)), "exactly one item"},
{"malformed JSON", referenceSet(item([]byte(`{"locations":[`))), "invalid approved"},
{"wrong media type", referenceSet(contracts.ReferenceItem{MediaType: "text/plain", Content: content}), "media type must be"},
{"oversized", referenceSet(item(make([]byte, MaxBytes+1))), "limit"},
{"invalid identity", referenceSet(item(invalidIdentity)), "id_mismatch"},
} {
t.Run(test.name, func(t *testing.T) {
if _, err := Resolve(test.set); err == nil || !strings.Contains(err.Error(), test.want) {
t.Fatalf("Resolve() error = %v, want %q", err, test.want)
}
})
}
}
func TestResolverHandlesConstructionAndOperationReferences(t *testing.T) {
placeholder, err := NewResolver(referenceSet())
if err != nil || placeholder.Seeded().Bound() {
t.Fatalf("generated placeholder = %#v, %v; want unbound seed", placeholder, err)
}
validContent := encodeList(t, registryFixture())
malformed := referenceSet(item([]byte(`{"locations":[`)))
if _, err := NewResolver(malformed); err == nil {
t.Fatal("NewResolver(malformed) error = nil")
}
if _, err := placeholder.Resolve(malformed); err == nil {
t.Fatal("Resolve(malformed) error = nil")
}
staticContent := append([]byte(nil), validContent...)
staticReferences := referenceSet(item(staticContent))
seeded, err := NewResolver(staticReferences)
if err != nil {
t.Fatal(err)
}
resolved, err := seeded.Resolve(staticReferences)
if err != nil || resolved != seeded.Seeded() {
t.Fatalf("seed reuse = %p / %p, %v", resolved, seeded.Seeded(), err)
}
staticContent[0] = '['
delete(staticReferences.Slots, ReferenceSlot)
if seeded.Seeded().Count() != 2 || seeded.Seeded().CanonicalBytes()[0] != '{' {
t.Fatalf("seeded registry retained construction references: %#v", seeded.Seeded())
}
if fallback, err := seeded.Resolve(contracts.ReferenceSet{}); err != nil || fallback != seeded.Seeded() {
t.Fatalf("fallback = %#v, %v; want seeded registry", fallback, err)
}
}
func TestResolverReusesEquivalentCanonicalRegistries(t *testing.T) {
resolver, err := NewResolver(referenceSet())
if err != nil {
t.Fatal(err)
}
content, err := locationcodec.New().Encode(registryFixture())
if err != nil {
t.Fatal(err)
}
firstSet := referenceSet(item(content))
first, err := resolver.Resolve(firstSet)
if err != nil {
t.Fatal(err)
}
spaced := append([]byte("\n "), content...)
spaced = append(spaced, '\n')
second, err := resolver.Resolve(referenceSet(contracts.ReferenceItem{MediaType: "APPLICATION/JSON; charset=utf-8", Content: spaced}))
if err != nil || second != first {
t.Fatalf("equivalent canonical registry = %p / %p, %v", first, second, err)
}
}
func registryFixture() dnd.LocationList {
firstRefs := []source.SourceRef{{SourceID: "session-alpha", StartUnitID: 1, EndUnitID: 1}}
secondRefs := []source.SourceRef{{SourceID: "session-alpha", StartUnitID: 2, EndUnitID: 2}}
return dnd.LocationList{Locations: []dnd.Location{
{ID: identity.DeriveID("The Tavern", firstRefs), Name: "The Tavern", SourceRefs: firstRefs},
{ID: identity.DeriveID("The Tavern", secondRefs), Name: "The Tavern", SourceRefs: secondRefs},
}}
}
func resolveList(t *testing.T, list dnd.LocationList) *Registry {
t.Helper()
registry, err := Resolve(referenceSet(item(encodeList(t, list))))
if err != nil {
t.Fatalf("Resolve() error = %v", err)
}
return registry
}
func encodeList(t *testing.T, list dnd.LocationList) []byte {
t.Helper()
content, err := locationcodec.New().Encode(list)
if err != nil {
t.Fatalf("Encode() error = %v", err)
}
return content
}
func item(content []byte) contracts.ReferenceItem {
return contracts.ReferenceItem{SlotName: ReferenceSlot, MediaType: locationcodec.MediaType, Content: content}
}
func referenceSet(items ...contracts.ReferenceItem) contracts.ReferenceSet {
return contracts.ReferenceSet{Slots: map[string]contracts.ResolvedReferenceSlot{ReferenceSlot: {Items: items}}}
}