add RSI pane coverage for all presets

Author: dharmanan

tests/rsi-pane-preset-coverage.test.ts

@@ -0,0 +1,62 @@
+import { describe, expect, it } from "vitest";
+import { compilePine } from "../lib/compiler";
+import { presets } from "../lib/presets";
+
+const clone = <T,>(value: T): T => JSON.parse(JSON.stringify(value));
+
+const expectedRsiPanePresets = [
+  "Balanced Intraday",
+  "Fast EMA Scalper",
+  "VWAP Session Trader",
+  "4H Swing Trend",
+  "Spot Accumulation",
+  "Breakout Momentum",
+  "RSI Divergence Reversal",
+  "Selective Multi-Timeframe",
+  "Long-Term Trend Guard"
+];
+
+describe("integrated RSI pane preset coverage", () => {
+  for (const name of expectedRsiPanePresets) {
+    it(`${name} includes the integrated RSI pane`, () => {
+      const preset = presets.find((item) => item.name === name);
+      expect(preset).toBeDefined();
+      const code = compilePine(clone(preset!));
+
+      expect(code).toContain("// === Integrated RSI divergence pane ===");
+      expect(code).toContain('indicator("' + name + '", overlay=false');
+      expect(code).toContain(`divRsiLength = input.int(${preset!.momentum.rsiLength}`);
+      expect(code).toContain(`divPivotLeft = input.int(${preset!.momentum.divergencePivot}`);
+      expect(code).toContain(`divPivotRight = input.int(${preset!.momentum.divergencePivot}`);
+      expect(code).toContain('plot(divRsi, "RSI divergence"');
+    });
+  }
+
+  it("does not add an RSI pane when RSI and divergence are both disabled", () => {
+    const preset = presets.find((item) => item.name === "Supertrend Volume");
+    expect(preset).toBeDefined();
+    const code = compilePine(clone(preset!));
+
+    expect(code).not.toContain("// === Integrated RSI divergence pane ===");
+    expect(code).toContain('indicator("Supertrend Volume", overlay=true');
+  });
+
+  it("enables trend-continuation hidden divergence defaults only where appropriate", () => {
+    const swing = compilePine(clone(presets.find((item) => item.name === "4H Swing Trend")!));
+    const breakout = compilePine(clone(presets.find((item) => item.name === "Breakout Momentum")!));
+    const spot = compilePine(clone(presets.find((item) => item.name === "Spot Accumulation")!));
+    const longTerm = compilePine(clone(presets.find((item) => item.name === "Long-Term Trend Guard")!));
+    const scalper = compilePine(clone(presets.find((item) => item.name === "Fast EMA Scalper")!));
+
+    expect(swing).toContain('showHiddenBullDiv = input.bool(true');
+    expect(swing).toContain('showHiddenBearDiv = input.bool(true');
+    expect(breakout).toContain('showHiddenBullDiv = input.bool(true');
+    expect(breakout).toContain('showHiddenBearDiv = input.bool(true');
+    expect(spot).toContain('showHiddenBullDiv = input.bool(true');
+    expect(spot).toContain('showHiddenBearDiv = input.bool(false');
+    expect(longTerm).toContain('showHiddenBullDiv = input.bool(true');
+    expect(longTerm).toContain('showHiddenBearDiv = input.bool(false');
+    expect(scalper).toContain('showHiddenBullDiv = input.bool(false');
+    expect(scalper).toContain('showHiddenBearDiv = input.bool(false');
+  });
+});