public void DefaultBatchTest()
{
foreach (var problem in problems)
{
LBFGSComparer cmp = new LBFGSComparer();
var expected = cmp.Expected(problem);
var actual = cmp.Actual(problem);
Assert.AreEqual(expected.Length, actual.Length);
for (int i = 0; i < expected.Length; i++)
{
var a = actual[i];
var e = expected[i];
Assert.AreEqual(e.fx, a.Value);
for (int j = 0; j < e.g.Length; j++)
{
Assert.AreEqual(e.g[j], a.Gradient[j]);
}
Assert.AreEqual(e.gnorm, a.GradientNorm);
Assert.AreEqual(e.step, a.Step);
}
}
}
private static void compute(List <Specification> problems, LBFGSComparer cmp)
{
foreach (var problem in problems)
{
string actualStr = String.Empty;
string expectedStr = String.Empty;
OptimizationProgressEventArgs[] actual = null;
try { actual = cmp.Actual(problem); }
catch (Exception ex)
{
actualStr = ex.Data["Code"] as string;
if (actualStr == null)
{
throw;
}
}
var expected = cmp.Expected(problem);
expectedStr = cmp.NativeCode;
if (actualStr == String.Empty)
{
actualStr = cmp.ActualMessage;
}
Assert.AreEqual(expectedStr, actualStr);
if (expectedStr != "LBFGS_SUCCESS")
{
continue;
}
Assert.AreEqual(expected.Length, actual.Length);
for (int i = 0; i < expected.Length; i++)
{
var a = actual[i];
var e = expected[i];
Assert.AreEqual(e.fx, a.Value);
for (int j = 0; j < e.g.Length; j++)
{
Assert.AreEqual(e.g[j], a.Gradient[j]);
}
Assert.AreEqual(e.gnorm, a.GradientNorm);
Assert.AreEqual(e.step, a.Step);
}
}
}