Initial Dansori EQ workspace

tests/DansoriEQ.Core.Tests/ApoRendererEffectsTests.cs

@@ -0,0 +1,42 @@
+using DansoriEQ.Core.Eq;
+using Xunit;
+
+namespace DansoriEQ.Core.Tests;
+
+public class ApoRendererEffectsTests
+{
+    [Fact]
+    public void EqOnly_RendersPreampAndFilters()
+    {
+        var eq = new EqState { PreampDb = -6 };
+        eq.Filters.Add(new Filter { Type = FilterType.Peaking, Fc = 1000, GainDb = 3, Q = 1 });
+        var text = ApoRenderer.Render(eq);
+        Assert.Contains("Preamp: -6.0 dB", text);
+        Assert.Contains("Filter 1: ON PK Fc 1000 Hz Gain 3.0 dB Q 1.000", text);
+    }
+
+    [Fact]
+    public void Balance_RendersPerChannelPreamp()
+    {
+        var eq = new EqState();
+        var fx = new EffectsConfig { PreampLeftDb = -2, PreampRightDb = 0 };
+        var text = ApoRenderer.Render(eq, fx);
+        Assert.Contains("Channel: L", text);
+        Assert.Contains("Preamp: -2.0 dB", text);
+        Assert.Contains("Channel: all", text);
+    }
+
+    [Fact]
+    public void BassBoost_RendersLowShelf()
+    {
+        var text = ApoRenderer.Render(new EqState(), new EffectsConfig { BassBoostDb = 4 });
+        Assert.Contains("LSC Fc 100 Hz Gain 4.0 dB", text);
+    }
+
+    [Fact]
+    public void Crossfeed_RendersCopy()
+    {
+        var text = ApoRenderer.Render(new EqState(), new EffectsConfig { CrossfeedLevel = 50 });
+        Assert.Contains("Copy:", text);
+    }
+}