public void DefaultIfEmptyWithDataAndDefaultReplacement() { DataProducer <string> subject = new DataProducer <string>(); IDataProducer <string> result = subject.DefaultIfEmpty("foo"); ProduceAndCheck(subject, result, new[] { "a", "b", "c" }, new[] { "a", "b", "c" }); }
public void DefaultIfEmptyWithoutDataButWithDefaultReplacement() { DataProducer <string> subject = new DataProducer <string>(); IDataProducer <string> result = subject.DefaultIfEmpty("foo"); ProduceAndCheck(subject, result, new string[0], new string[] { "foo" }); }
public void DefaultIfEmptyWithoutData() { DataProducer <string> subject = new DataProducer <string>(); IDataProducer <string> result = subject.DefaultIfEmpty(); ProduceAndCheck(subject, result, new string[0], new string[] { null }); }