public void QuarterTest()
{
var quarter = CreateQuarter(ticker, period, properties, descriptions);
var csvOutput = new Tabular <Quarter>();
var rows = csvOutput.Add(quarter).ToRows().ToArray();
var header = rows[0];
var firstDataRow = rows[1];
Assert.AreEqual("キー", header.Key);
Assert.AreEqual("項目名", header.Name);
Assert.AreEqual("単位", header.Unit);
Assert.AreEqual(1, header.Values.Count);
Assert.AreEqual(period.ToString(), header.Values[0]);
Assert.AreEqual(key, firstDataRow.Key);
Assert.AreEqual(label, firstDataRow.Name);
Assert.AreEqual(unit, firstDataRow.Unit);
Assert.AreEqual(1, firstDataRow.Values.Count);
Assert.AreEqual(value, firstDataRow.Values[0]);
}