better-unit-test-in-c#-article-Operations-FillBox.cs

better-unit-test-in-c#-article-Operations-FillBox.cs

public static class Operations
{
  public static Dictionary<string, Thing> FillBox(
    IBox box,
    IDictionary<string, Thing> labelsAndThings,
    WriteLog writeLog)
  {
    var rest = new Dictionary<string, Thing>();
    box.Open();
    writeLog("The box is opened.");
    foreach (var (label, thing) in labelsAndThings)
    {
      if (!box.PutInside(thing, label))
      {
          rest.Add(label, thing);
      }
    }
    box.Close();
    writeLog("The box is closed.");
    return rest;
  }
}