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Refactor tests and improve random number generation handling; update Dema, Ema, Sma, Tema, Wma, and GBM classes for consistency and clarity

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This commit is contained in:
Miha Kralj
2025-12-05 10:33:27 -08:00
parent 9e152b9027
commit 3b146b68bd
10 changed files with 240 additions and 242 deletions
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lib/averages/dema/Dema.Tests.cs
+7 -6
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@@ -2,6 +2,7 @@ using Xunit;
namespace QuanTAlib.Tests;
#pragma warning disable S2245 // Random is acceptable for simulation/testing purposes
public class DemaTests
{
[Fact]
@@ -12,7 +13,7 @@ public class DemaTests
var dema = new Dema(period);
var ema1 = new Ema(period);
var ema2 = new Ema(period);
var r = new Random(123);
var r = new Random(123); // nosemgrep
// Act & Assert
for (int i = 0; i < 100; i++)
@@ -36,7 +37,7 @@ public class DemaTests
// Arrange
int period = 10;
var source = new TSeries();
var r = new Random(123);
var r = new Random(123); // nosemgrep
for (int i = 0; i < 100; i++)
{
source.Add(new TValue(DateTime.Now.AddMinutes(i), r.NextDouble() * 100));
@@ -62,7 +63,7 @@ public class DemaTests
int count = 100;
var source = new double[count];
var output = new double[count];
var r = new Random(123);
var r = new Random(123); // nosemgrep
for (int i = 0; i < count; i++)
{
source[i] = r.NextDouble() * 100;
@@ -88,7 +89,7 @@ public class DemaTests
double alpha = 2.0 / (period + 1);
var demaPeriod = new Dema(period);
var demaAlpha = new Dema(alpha);
var r = new Random(123);
var r = new Random(123); // nosemgrep
// Act & Assert
for (int i = 0; i < 100; i++)
@@ -109,7 +110,7 @@ public class DemaTests
// Arrange
double alpha = 0.15;
var source = new TSeries();
var r = new Random(123);
var r = new Random(123); // nosemgrep
for (int i = 0; i < 100; i++)
{
source.Add(new TValue(DateTime.Now.AddMinutes(i), r.NextDouble() * 100));
@@ -135,7 +136,7 @@ public class DemaTests
int count = 100;
var source = new double[count];
var output = new double[count];
var r = new Random(123);
var r = new Random(123); // nosemgrep
for (int i = 0; i < count; i++)
{
source[i] = r.NextDouble() * 100;