package appview

import (
	"context"
	"errors"
	"path/filepath"
	"provenance/internal/domain"
	"provenance/internal/storage"
	"provenance/internal/trust"
	"testing"
)

func TestCustomDepthCap(t *testing.T) {
	ctx := context.Background()
	store, err := storage.Open(filepath.Join(t.TempDir(), "depth.db"))
	if err != nil {
		t.Fatal(err)
	}
	defer store.Close()
	for _, result := range []trust.Result{{Path: make([]string, trust.MaxDepth+2)}, {PathScores: make([]trust.PathScore, trust.MaxDepth+2)}} {
		algorithm := testAlgorithm{calculate: func(context.Context, []domain.Vouch, string, string, trust.Limits) (trust.Result, error) {
			return result, nil
		}}
		service := NewWithAlgorithm(store, &repository{}, trust.Limits{States: 100, Edges: 100, Penalty: .1}, algorithm)
		if _, err := service.Reputation(ctx, alice, bob, "", domain.Default); !errors.Is(err, trust.ErrLimit) {
			t.Fatalf("custom algorithm bypassed depth cap: %v", err)
		}
	}
}