public void WriteNullAsync()
{
asyncEngine = new FileHelperAsyncEngine(typeof(SampleType));
asyncEngine.BeginWriteFile("tempNull.txt");
asyncEngine.WriteNext(new SampleType());
asyncEngine.WriteNext(new SampleType());
asyncEngine.WriteNext(new SampleType());
asyncEngine.EndsWrite();
asyncEngine.BeginReadFile("tempNull.txt");
SampleType[] res = (SampleType[])asyncEngine.ReadNexts(5000);
asyncEngine.EndsRead();
Assert.AreEqual(3, res.Length);
Assert.AreEqual(3, asyncEngine.TotalRecords);
Assert.AreEqual(0, asyncEngine.ErrorManager.ErrorCount);
Assert.AreEqual(DateTime.MinValue, res[0].Field1);
Assert.AreEqual("", res[0].Field2);
Assert.AreEqual(0, res[0].Field3);
if (File.Exists("tempNull.txt"))
{
File.Delete("tempNull.txt");
}
}
public void DiscardWriteRead2()
{
engine = new FileHelperEngine(typeof(DiscardType1));
DiscardType1[] res = (DiscardType1[])TestCommon.ReadTest(engine, @"Good\DiscardFirst1.txt");
asyncEngine = new FileHelperAsyncEngine(typeof(DiscardType1));
asyncEngine.HeaderText = "This is a new header....";
asyncEngine.BeginWriteFile("tempo.txt");
asyncEngine.WriteNexts(res);
asyncEngine.EndsWrite();
asyncEngine.HeaderText = "none none\r\n";
asyncEngine.BeginReadFile(@"tempo.txt");
while (asyncEngine.ReadNext() != null)
{
}
Assert.AreEqual(res.Length, asyncEngine.TotalRecords);
Assert.AreEqual("This is a new header....\r\n", asyncEngine.HeaderText);
asyncEngine.EndsRead();
Assert.AreEqual(res.Length, asyncEngine.TotalRecords);
Assert.AreEqual("This is a new header....\r\n", asyncEngine.HeaderText);
if (File.Exists("tempo.txt"))
{
File.Delete("tempo.txt");
}
}
public static object[] ReadAllAsync(FileHelperAsyncEngine engine, string fileName)
{
ArrayList arr = new ArrayList();
engine.BeginReadFile(@"..\data\" + fileName);
while (engine.ReadNext() != null)
{
arr.Add(engine.LastRecord);
}
engine.EndsRead();
return(arr.ToArray());
}
