Remove multiple Pine Script indicators: SSFDSP, STARCHANNEL, STBANDS, STC, UBANDS, UCHANNEL, VWAPBANDS, and VWAPSD. These indicators were deleted to streamline the library and remove unused or redundant code.

2026-08-23 13:08:04 +00:00 · 2026-02-20 18:44:56 -08:00
parent 3dd05f23e4
commit cbeefc9d64
283 changed files with 23963 additions and 3838 deletions
@@ -0,0 +1,153 @@
+using TradingPlatform.BusinessLayer;
+
+namespace QuanTAlib.Tests;
+
+public class FiIndicatorTests
+{
+    [Fact]
+    public void FiIndicator_Constructor_SetsDefaults()
+    {
+        var indicator = new FiIndicator();
+
+        Assert.Equal("FI - Force Index", indicator.Name);
+        Assert.Equal(13, indicator.Period);
+        Assert.True(indicator.SeparateWindow);
+        Assert.True(indicator.OnBackGround);
+        Assert.Equal(13, indicator.MinHistoryDepths);
+    }
+
+    [Fact]
+    public void FiIndicator_ShortName_ReflectsPeriod()
+    {
+        var indicator = new FiIndicator { Period = 20 };
+        Assert.Equal("FI(20)", indicator.ShortName);
+    }
+
+    [Fact]
+    public void FiIndicator_MinHistoryDepths_EqualsPeriod()
+    {
+        var indicator = new FiIndicator { Period = 26 };
+
+        Assert.Equal(26, indicator.MinHistoryDepths);
+        Assert.Equal(26, ((IWatchlistIndicator)indicator).MinHistoryDepths);
+    }
+
+    [Fact]
+    public void FiIndicator_Initialize_CreatesInternalFi()
+    {
+        var indicator = new FiIndicator();
+
+        // Initialize should not throw
+        indicator.Initialize();
+
+        // After init, line series should exist
+        Assert.Single(indicator.LinesSeries);
+    }
+
+    [Fact]
+    public void FiIndicator_ProcessUpdate_HistoricalBar_ComputesValue()
+    {
+        var indicator = new FiIndicator();
+        indicator.Initialize();
+
+        var now = DateTime.UtcNow;
+        for (int i = 0; i < 30; i++)
+        {
+            indicator.HistoricalData.AddBar(now.AddMinutes(i), 100 + i, 110 + i, 90 + i, 105 + i, 1000 + (i * 100));
+            indicator.ProcessUpdate(new UpdateArgs(UpdateReason.HistoricalBar));
+        }
+
+        double val = indicator.LinesSeries[0].GetValue(0);
+        Assert.True(double.IsFinite(val));
+    }
+
+    [Fact]
+    public void FiIndicator_ProcessUpdate_NewBar_ComputesValue()
+    {
+        var indicator = new FiIndicator();
+        indicator.Initialize();
+
+        var now = DateTime.UtcNow;
+        for (int i = 0; i < 30; i++)
+        {
+            indicator.HistoricalData.AddBar(now.AddMinutes(i), 100 + i, 110 + i, 90 + i, 105 + i, 1000 + (i * 100));
+        }
+
+        indicator.ProcessUpdate(new UpdateArgs(UpdateReason.HistoricalBar));
+
+        // Add new bar
+        indicator.HistoricalData.AddBar(now.AddMinutes(30), 130, 140, 120, 135, 1500);
+        indicator.ProcessUpdate(new UpdateArgs(UpdateReason.NewBar));
+
+        Assert.Equal(2, indicator.LinesSeries[0].Count);
+    }
+
+    [Fact]
+    public void FiIndicator_Value_IsFinite()
+    {
+        var indicator = new FiIndicator();
+        indicator.Initialize();
+
+        var now = DateTime.UtcNow;
+        for (int i = 0; i < 50; i++)
+        {
+            double open = 100 + i;
+            double high = open + 10 + (i % 5);
+            double low = open - 5;
+            double close = (i % 2 == 0) ? high - 1 : low + 1;
+            double volume = 1000 + (i * 100);
+
+            indicator.HistoricalData.AddBar(now.AddMinutes(i), open, high, low, close, volume);
+            indicator.ProcessUpdate(new UpdateArgs(UpdateReason.HistoricalBar));
+        }
+
+        double val = indicator.LinesSeries[0].GetValue(0);
+        Assert.True(double.IsFinite(val), $"FI value {val} should be finite");
+    }
+
+    [Fact]
+    public void FiIndicator_PositiveForce_OnPriceIncrease()
+    {
+        var indicator = new FiIndicator { Period = 3 };
+        indicator.Initialize();
+
+        var now = DateTime.UtcNow;
+
+        // First bar: baseline
+        indicator.HistoricalData.AddBar(now, 100, 105, 95, 100, 1000);
+        indicator.ProcessUpdate(new UpdateArgs(UpdateReason.HistoricalBar));
+
+        // Add bars with increasing prices and high volume
+        for (int i = 1; i <= 10; i++)
+        {
+            indicator.HistoricalData.AddBar(now.AddMinutes(i), 100 + (i * 5), 110 + (i * 5), 95 + (i * 5), 105 + (i * 5), 5000);
+            indicator.ProcessUpdate(new UpdateArgs(UpdateReason.HistoricalBar));
+        }
+
+        double val = indicator.LinesSeries[0].GetValue(0);
+        Assert.True(val > 0, $"FI should be positive on sustained price increase, got {val}");
+    }
+
+    [Fact]
+    public void FiIndicator_NegativeForce_OnPriceDecrease()
+    {
+        var indicator = new FiIndicator { Period = 3 };
+        indicator.Initialize();
+
+        var now = DateTime.UtcNow;
+
+        // First bar: baseline
+        indicator.HistoricalData.AddBar(now, 150, 155, 145, 150, 1000);
+        indicator.ProcessUpdate(new UpdateArgs(UpdateReason.HistoricalBar));
+
+        // Add bars with decreasing prices and high volume
+        for (int i = 1; i <= 10; i++)
+        {
+            indicator.HistoricalData.AddBar(now.AddMinutes(i), 150 - (i * 5), 155 - (i * 5), 145 - (i * 5), 145 - (i * 5), 5000);
+            indicator.ProcessUpdate(new UpdateArgs(UpdateReason.HistoricalBar));
+        }
+
+        double val = indicator.LinesSeries[0].GetValue(0);
+        Assert.True(val < 0, $"FI should be negative on sustained price decrease, got {val}");
+    }
+}