private void VerifyOutputFile()
{
CreateInputFile(inputContent);
Splitter splitter = new Splitter(inputFileName);
splitter.GenerateOutputFile();
Assert.AreEqual(expectedOutputFilename, splitter.GetOutputFileName(inputFileName));
Assert.IsTrue(File.Exists(expectedOutputFilename), "expected output file <" + expectedOutputFilename + "> does exist");
Assert.AreEqual(outputContent, File.ReadAllText(expectedOutputFilename));
}