package idgen

import (
	"bytes"
	"testing"
	"time"

	"inbox/internal/base/timeutil"
)

func TestGeneratorNew(t *testing.T) {
	gen := NewGenerator(
		timeutil.FixedClock{Time: time.Date(2026, 3, 13, 10, 11, 12, 0, time.UTC)},
		bytes.NewReader([]byte{0, 1, 2, 3, 4, 5}),
	)
	got, err := gen.New("Role Prompt")
	if err != nil {
		t.Fatalf("New() error = %v", err)
	}
	if got != "role-prompt-20260313T101112Z-000102030405" {
		t.Fatalf("New() = %q", got)
	}
}