SIMD Refactor: Merge simd-dev into dev (#55)

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
Co-authored-by: aider (openrouter/anthropic/claude-sonnet-4) <aider@aider.chat>
Co-authored-by: Warp <agent@warp.dev>

lib/dynamics/super/Super.Tests.cs

@@ -0,0 +1,186 @@
+
+namespace QuanTAlib;
+
+public class SuperTests
+{
+    [Fact]
+    public void BasicCalculation_DoesNotCrash()
+    {
+        var super = new Super(10, 3.0);
+        var gbm = new GBM();
+        var bars = gbm.Fetch(1000, DateTime.UtcNow.Ticks, TimeSpan.FromMinutes(1));
+
+        for (int i = 0; i < bars.Count; i++)
+        {
+            super.Update(bars[i]);
+        }
+
+        Assert.True(double.IsFinite(super.Last.Value));
+    }
+
+    [Fact]
+    public void IsNew_Consistency()
+    {
+        var super = new Super(10, 3.0);
+        var gbm = new GBM();
+        var bars = gbm.Fetch(100, DateTime.UtcNow.Ticks, TimeSpan.FromMinutes(1));
+
+        // Feed first 99
+        for (int i = 0; i < 99; i++)
+        {
+            super.Update(bars[i]);
+        }
+
+        // Update with 100th point (isNew=true)
+        super.Update(bars[99], true);
+
+        // Update with modified 100th point (isNew=false)
+        var modifiedBar = new TBar(bars[99].Time, bars[99].Open, bars[99].High + 1.0, bars[99].Low - 1.0, bars[99].Close, bars[99].Volume);
+        var val2 = super.Update(modifiedBar, false);
+
+        // Create new instance and feed up to modified
+        var super2 = new Super(10, 3.0);
+        for (int i = 0; i < 99; i++)
+        {
+            super2.Update(bars[i]);
+        }
+        var val3 = super2.Update(modifiedBar, true);
+
+        Assert.Equal(val3.Value, val2.Value, 1e-9);
+        Assert.Equal(super2.UpperBand.Value, super.UpperBand.Value, 1e-9);
+        Assert.Equal(super2.LowerBand.Value, super.LowerBand.Value, 1e-9);
+        Assert.Equal(super2.IsBullish, super.IsBullish);
+    }
+
+    [Fact]
+    public void Reset_Works()
+    {
+        var super = new Super(10, 3.0);
+        var gbm = new GBM();
+        var bars = gbm.Fetch(100, DateTime.UtcNow.Ticks, TimeSpan.FromMinutes(1));
+
+        for (int i = 0; i < bars.Count; i++)
+        {
+            super.Update(bars[i]);
+        }
+
+        super.Reset();
+        Assert.Equal(0, super.Last.Value);
+        Assert.False(super.IsHot);
+
+        // Feed again
+        for (int i = 0; i < bars.Count; i++)
+        {
+            super.Update(bars[i]);
+        }
+
+        Assert.True(double.IsFinite(super.Last.Value));
+    }
+
+    [Fact]
+    public void TBarSeries_Update_Matches_Streaming()
+    {
+        var super = new Super(10, 3.0);
+        var gbm = new GBM();
+        var bars = gbm.Fetch(200, DateTime.UtcNow.Ticks, TimeSpan.FromMinutes(1));
+
+        var streamingResults = new List<double>();
+        for (int i = 0; i < bars.Count; i++)
+        {
+            streamingResults.Add(super.Update(bars[i]).Value);
+        }
+
+        var super2 = new Super(10, 3.0);
+        var seriesResults = super2.Update(bars);
+
+        Assert.Equal(streamingResults.Count, seriesResults.Count);
+        for (int i = 0; i < seriesResults.Count; i++)
+        {
+            // Handle NaN comparison
+            if (double.IsNaN(streamingResults[i]))
+            {
+                Assert.True(double.IsNaN(seriesResults.Values[i]));
+            }
+            else
+            {
+                Assert.Equal(streamingResults[i], seriesResults.Values[i], 1e-9);
+            }
+        }
+    }
+
+    [Fact]
+    public void Warmup_Handling()
+    {
+        var super = new Super(10, 3.0);
+        var gbm = new GBM();
+        var bars = gbm.Fetch(20, DateTime.UtcNow.Ticks, TimeSpan.FromMinutes(1));
+
+        // First 10 bars should be NaN
+        for (int i = 0; i < 10; i++)
+        {
+            var result = super.Update(bars[i]);
+            Assert.True(double.IsNaN(result.Value), $"Bar {i} should be NaN");
+            Assert.False(super.IsHot);
+        }
+
+        // 11th bar (index 10) should be valid
+        var result11 = super.Update(bars[10]);
+        Assert.True(double.IsFinite(result11.Value), "Bar 10 should be finite");
+        Assert.True(super.IsHot);
+    }
+
+    [Fact]
+    public void Constructor_InvalidParameters_ThrowsArgumentOutOfRangeException()
+    {
+        Assert.Throws<ArgumentOutOfRangeException>(() => new Super(0, 3.0));
+        Assert.Throws<ArgumentOutOfRangeException>(() => new Super(-1, 3.0));
+        Assert.Throws<ArgumentOutOfRangeException>(() => new Super(10, 0));
+        Assert.Throws<ArgumentOutOfRangeException>(() => new Super(10, -1.0));
+    }
+
+    [Fact]
+    public void StaticBatch_Matches_Streaming()
+    {
+        var gbm = new GBM();
+        var bars = gbm.Fetch(200, DateTime.UtcNow.Ticks, TimeSpan.FromMinutes(1));
+
+        var super = new Super(10, 3.0);
+        var streamingResults = new List<double>();
+        for (int i = 0; i < bars.Count; i++)
+        {
+            streamingResults.Add(super.Update(bars[i]).Value);
+        }
+
+        var staticResults = Super.Batch(bars, 10, 3.0);
+
+        Assert.Equal(streamingResults.Count, staticResults.Count);
+        for (int i = 0; i < staticResults.Count; i++)
+        {
+            if (double.IsNaN(streamingResults[i]))
+            {
+                Assert.True(double.IsNaN(staticResults.Values[i]));
+            }
+            else
+            {
+                Assert.Equal(streamingResults[i], staticResults.Values[i], 1e-9);
+            }
+        }
+    }
+
+    [Fact]
+    public void Chainability_Works()
+    {
+        var super = new Super(10, 3.0);
+        var gbm = new GBM();
+        var bars = gbm.Fetch(10, DateTime.UtcNow.Ticks, TimeSpan.FromMinutes(1));
+
+        // Test TBarSeries chain
+        var result = super.Update(bars);
+        Assert.NotNull(result);
+        Assert.IsType<TSeries>(result);
+
+        // Test TBar chain (returns TValue)
+        var result2 = super.Update(bars[0]);
+        Assert.IsType<TValue>(result2);
+    }
+}