private static CurrencyHistory CreateTestHistory()
{
DateTime d1 = new DateTime(2020, 01, 01);
DateTime d2 = new DateTime(2020, 01, 02);
DateTime d3 = new DateTime(2020, 01, 03);
DateTime d4 = new DateTime(2020, 01, 04);
CurrencyRate[] r1 =
{
new CurrencyRate("HUF", 1), new CurrencyRate("FOO", 10), new CurrencyRate("BAR", 100)
};
CurrencyRate[] r2 =
{
new CurrencyRate("HUF", 2), new CurrencyRate("FOO", 20), new CurrencyRate("BAR", 200)
};
CurrencyRate[] r3 =
{
new CurrencyRate("HUF", 3), new CurrencyRate("FOO", 30), new CurrencyRate("BAR", 300)
};
CurrencyRate[] r4 =
{
new CurrencyRate("HUF", 4), new CurrencyRate("FOO", 40), new CurrencyRate("BAR", 400)
};
CurrencyRatesSnapshot s1 = new CurrencyRatesSnapshot(d1, r1);
CurrencyRatesSnapshot s2 = new CurrencyRatesSnapshot(d2, r2);
CurrencyRatesSnapshot s3 = new CurrencyRatesSnapshot(d3, r3);
CurrencyRatesSnapshot s4 = new CurrencyRatesSnapshot(d4, r4);
return(CurrencyHistory.CreateFromSnapshots(new[] { s1, s2, s3, s4 }));
}
public void Constructor()
{
CurrencyRate[] inputRates =
{
new CurrencyRate("HUF", 400),
new CurrencyRate("USD", 1.2),
new CurrencyRate("JPY", 133),
};
DateTime date = new DateTime(2018, 05, 20);
// Act:
CurrencyRatesSnapshot snapshot = new CurrencyRatesSnapshot(date, inputRates);
// Assert:
Assert.Equal(date, snapshot.Date);
Assert.SetEqual(inputRates.Select(r => r.Code), snapshot.Select(r => r.Code));
Assert.Equal(400, snapshot["HUF"].Rate);
}
public void ThrowsOnInconsistentInputCount()
{
CurrencyRate[] r1 =
{
new CurrencyRate("HUF", 1)
};
CurrencyRate[] r2 =
{
new CurrencyRate("HUF", 10), new CurrencyRate("FOO", 20)
};
CurrencyRatesSnapshot s1 = new CurrencyRatesSnapshot(DateTime.Now, r1);
CurrencyRatesSnapshot s2 = new CurrencyRatesSnapshot(DateTime.Now, r2);
Assert.ThrowsAny <Exception>(() =>
{
CurrencyHistory.CreateFromSnapshots(new[] { s1, s2 });
});
}
public void EurIsIgnored()
{
CurrencyRate[] r1 =
{
new CurrencyRate("HUF", 1), new CurrencyRate("EUR", 2)
};
CurrencyRate[] r2 =
{
new CurrencyRate("HUF", 10), new CurrencyRate("EUR", 20)
};
CurrencyRatesSnapshot s1 = new CurrencyRatesSnapshot(DateTime.Now, r1);
CurrencyRatesSnapshot s2 = new CurrencyRatesSnapshot(DateTime.Now, r2);
var history = CurrencyHistory.CreateFromSnapshots(new[] { s1, s2 });
Assert.Equal(1, history.Count);
Assert.Equal(1, history.Codes.Count);
Assert.NotNull(history["huf"]);
}
