public void CSVFileReader_DoubleInitialization()
{
FileDataReader reader = new FileDataReader();
string filePath = GetTempFilePath();
reader.Open(filePath);
Assert.Throws <InvalidOperationException>(() => reader.Open(GetTempFilePath()));
reader.Close();
}
public void CSVFileReader_MultipleCleanups()
{
FileDataReader reader = new FileDataReader();
string filePath = GetTempFilePath();
reader.Open(filePath);
Assert.DoesNotThrow(() => reader.Close());
Assert.DoesNotThrow(() => reader.Close());
}
public void CSVFileReader_SuccessfulMultipleReads_LessData()
{
string filePath = GetTempFilePath();
WriteData(filePath, "data1");
FileDataReader reader = new FileDataReader();
reader.Open(filePath);
Assert.DoesNotThrow(() => reader.ReadLine());
Assert.DoesNotThrow(() => reader.ReadLine());
reader.Close();
}
public void CSVFileReader_SuccessfulRead()
{
string filePath = GetTempFilePath();
WriteData(filePath, "somedata");
FileDataReader reader = new FileDataReader();
reader.Open(filePath);
string dataRead = null;
Assert.DoesNotThrow(() => dataRead = reader.ReadLine());
Assert.AreEqual("somedata", dataRead);
reader.Close();
}