public void Test_GuessSettingsFactory_Defaults()
{
//default is true
Assert.IsTrue(GuessSettingsFactory.Defaults.CharCanBeBoolean);
var f = new GuessSettingsFactory();
var instance = f.Create();
Assert.IsTrue(instance.CharCanBeBoolean);
Assert.IsFalse(instance == GuessSettingsFactory.Defaults);
//changing static defaults
GuessSettingsFactory.Defaults.CharCanBeBoolean = false;
try
{
//should change the result of Create to the new default
Assert.IsFalse(f.Create().CharCanBeBoolean);
var decider = new DecimalTypeDecider(CultureInfo.CurrentCulture);
Assert.IsFalse(decider.Settings.CharCanBeBoolean);
}
finally
{
//set the static default back to not interfere with other tests
GuessSettingsFactory.Defaults.CharCanBeBoolean = true;
}
}
public void BigInt_Parse()
{
var decider = new DecimalTypeDecider(new CultureInfo("en-US"));
Assert.AreEqual(100, decider.Parse("100"));
Assert.AreEqual(9223372036854775807L, decider.Parse("9223372036854775807"));
}
public void Performance_Decimals()
{
var culture = new CultureInfo("en-gb");
List <string> inputs = new List <string>();
var r = new Random(500);
for (int i = 0; i < 1_000_000; i++)
{
inputs.Add((r.NextDouble() * 1000.0).ToString("F"));
}
var decider = new DecimalTypeDecider(new CultureInfo("en-GB"));
var req = new DatabaseTypeRequest(null);
Stopwatch sw = new Stopwatch();
sw.Start();
foreach (string s in inputs)
{
decider.IsAcceptableAsType(s, req);
}
sw.Stop();
Console.WriteLine($"DatabaseTypeRequest.IsAcceptableAsType:{sw.ElapsedMilliseconds} ms");
sw.Restart();
var g = new Guesser();
foreach (string s in inputs)
{
g.AdjustToCompensateForValue(s);
}
sw.Stop();
Console.WriteLine($"Guesser.AdjustToCompensateForValue:{sw.ElapsedMilliseconds} ms");
sw.Restart();
foreach (string s in inputs)
{
s.To <decimal>(culture);
}
sw.Stop();
Console.WriteLine($"To<decimal>:{sw.ElapsedMilliseconds} ms");
sw.Restart();
foreach (string s in inputs)
{
decimal.TryParse(s, NumberStyles.Any, culture, out _);
}
sw.Stop();
Console.WriteLine($"Parse:{sw.ElapsedMilliseconds} ms");
}
