public void WriteFile_writes_expected_csv_for_list_of_dynamic()
{
var records = new List <dynamic>()
{
new { A = "1", B = "2" },
new { A = "3", B = "4" },
};
_sut.WriteFile(records, TestFileName);
var expectedCsv = "A,B" + Environment.NewLine +
"1,2" + Environment.NewLine +
"3,4" + Environment.NewLine;
var actualCsv = File.ReadAllText(TestFileName);
Assert.Equal(expectedCsv, actualCsv);
}