feat: sync public links and phone change updates

internal/store/memory/code_test.go

@@ -0,0 +1,92 @@
+package memory
+
+import (
+	"context"
+	"sync"
+	"testing"
+	"time"
+
+	"telesrv/internal/store"
+)
+
+func TestCodeStoreScopedRotationAndSingleConsume(t *testing.T) {
+	ctx := context.Background()
+	codes := NewCodeStore()
+	rec := store.PhoneCode{
+		Phone:     "15550015001",
+		Code:      "12345",
+		Purpose:   store.PhoneCodePurposeChangePhone,
+		UserID:    42,
+		AuthKeyID: [8]byte{1, 2, 3},
+	}
+	if err := codes.Set(ctx, "old-hash", rec, time.Minute); err != nil {
+		t.Fatalf("set old: %v", err)
+	}
+	if err := codes.Set(ctx, "new-hash", rec, time.Minute); err != nil {
+		t.Fatalf("rotate new: %v", err)
+	}
+	if _, found, err := codes.Get(ctx, "old-hash"); err != nil || found {
+		t.Fatalf("old hash found=%v err=%v", found, err)
+	}
+
+	const workers = 24
+	results := make(chan bool, workers)
+	errs := make(chan error, workers)
+	var wg sync.WaitGroup
+	for range workers {
+		wg.Add(1)
+		go func() {
+			defer wg.Done()
+			_, found, err := codes.ConsumeScoped(ctx, "new-hash", rec.Scope())
+			if err != nil {
+				errs <- err
+				return
+			}
+			results <- found
+		}()
+	}
+	wg.Wait()
+	close(results)
+	close(errs)
+	for err := range errs {
+		t.Fatalf("consume: %v", err)
+	}
+	foundCount := 0
+	for found := range results {
+		if found {
+			foundCount++
+		}
+	}
+	if foundCount != 1 {
+		t.Fatalf("successful consumes = %d, want 1", foundCount)
+	}
+	if _, found, _ := codes.Get(ctx, "new-hash"); found {
+		t.Fatal("consumed hash remains")
+	}
+}
+
+func TestCodeStoreScopedIsolation(t *testing.T) {
+	ctx := context.Background()
+	codes := NewCodeStore()
+	a := store.PhoneCode{Phone: "15550015002", Code: "12345", Purpose: store.PhoneCodePurposeChangePhone, UserID: 42, AuthKeyID: [8]byte{1}}
+	b := a
+	b.AuthKeyID = [8]byte{2}
+	if err := codes.Set(ctx, "hash-a", a, time.Minute); err != nil {
+		t.Fatal(err)
+	}
+	if err := codes.Set(ctx, "hash-b", b, time.Minute); err != nil {
+		t.Fatal(err)
+	}
+	if _, found, _ := codes.ConsumeScoped(ctx, "hash-a", b.Scope()); found {
+		t.Fatal("cross-scope consume succeeded")
+	}
+	if _, found, _ := codes.Get(ctx, "hash-a"); !found {
+		t.Fatal("cross-scope consume removed victim code")
+	}
+	if _, found, err := codes.ConsumeScoped(ctx, "hash-a", a.Scope()); err != nil || !found {
+		t.Fatalf("own-scope consume found=%v err=%v", found, err)
+	}
+	if _, found, _ := codes.Get(ctx, "hash-b"); !found {
+		t.Fatal("other scope was removed")
+	}
+}