package storage

import (
	"context"
	"errors"
	"testing"
)

func TestFakeBackendCapturesRequestAndReturnsItems(t *testing.T) {
	fake := &FakeBackend{}
	req := ArchiveRequest{SessionID: "s1", Items: []ArchiveItem{{Kind: "artifact", LocalPath: "artifacts/log.md"}}}

	res, err := fake.Archive(context.Background(), req)
	if err != nil {
		t.Fatalf("Archive() error = %v", err)
	}
	if len(fake.Requests) != 1 || fake.Requests[0].SessionID != "s1" {
		t.Fatalf("requests = %#v, want captured request", fake.Requests)
	}
	if len(res.Archived) != 1 {
		t.Fatalf("archived len = %d, want 1", len(res.Archived))
	}
}

func TestFakeBackendError(t *testing.T) {
	fake := &FakeBackend{Err: errors.New("boom")}
	_, err := fake.Archive(context.Background(), ArchiveRequest{})
	if err == nil {
		t.Fatal("expected error, got nil")
	}
}