public void ReadFileTest()
{
// Arrange
FileOP.LoadFile(ReadFileTestFile);
DataTable expected = CreateDataTable();
// Act
DataTable actual = FileOP.ReadFile();
// Assert
Assert.IsTrue(AreDataTablesEqual(actual, expected));
}
/// <summary>
/// Deletes files left over from previous tests and creates a fresh file for testing.
/// </summary>
private void WriteLessLinesToFileTestReset()
{
if (File.Exists(TestFile))
{
File.Delete(TestFile);
}
DirectoryInfo TestCSVInfo = new DirectoryInfo(WriteLessLinesToFileBase);
File.Copy(TestCSVInfo.FullName, TestFile);
FileOP.LoadFile(TestFile);
return;
}
/// <summary>
/// Removes the uncompressed file created by previous decompression tests
/// and creates an compressed file to be tested with.
/// </summary>
private void DecompressTestReset()
{
if (!File.Exists(CompressedFile))
{
DirectoryInfo TestCSVInfo = new DirectoryInfo(OriginalCompressedFile);
File.Copy(TestCSVInfo.FullName, CompressedFile);
}
if (File.Exists(UncompressedFile))
{
File.Delete(UncompressedFile);
}
FileOP.LoadFile(CompressedFile);
return;
}
