Add component tests for P3.11 (82 tests across 5 files)

- DecisionCard tests: 11 tests covering rendering, status icons, styling
- DataPanel tests: 18 tests covering biometrics display, null handling, styling
- NutritionPanel tests: 12 tests covering seeds, carbs, keto guidance display
- OverrideToggles tests: 18 tests covering toggle states, callbacks, styling
- DayCell tests: 23 tests covering phase coloring, today highlighting, click handling

Total tests now: 707 passing across 40 test files

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/components/dashboard/data-panel.test.tsx

@@ -0,0 +1,143 @@
+// ABOUTME: Unit tests for DataPanel component.
+// ABOUTME: Tests biometrics display including body battery, HRV, and intensity.
+import { render, screen } from "@testing-library/react";
+import { describe, expect, it } from "vitest";
+import { DataPanel } from "./data-panel";
+
+describe("DataPanel", () => {
+  const baseProps = {
+    bodyBatteryCurrent: 75,
+    bodyBatteryYesterdayLow: 25,
+    hrvStatus: "Balanced",
+    weekIntensity: 120,
+    phaseLimit: 200,
+    remainingMinutes: 80,
+  };
+
+  describe("rendering", () => {
+    it("renders the YOUR DATA heading", () => {
+      render(<DataPanel {...baseProps} />);
+
+      expect(screen.getByText("YOUR DATA")).toBeInTheDocument();
+    });
+
+    it("renders body battery current value", () => {
+      render(<DataPanel {...baseProps} />);
+
+      expect(screen.getByText(/Body Battery: 75/)).toBeInTheDocument();
+    });
+
+    it("renders yesterday low value", () => {
+      render(<DataPanel {...baseProps} />);
+
+      expect(screen.getByText(/Yesterday Low: 25/)).toBeInTheDocument();
+    });
+
+    it("renders HRV status", () => {
+      render(<DataPanel {...baseProps} hrvStatus="Balanced" />);
+
+      expect(screen.getByText(/HRV: Balanced/)).toBeInTheDocument();
+    });
+
+    it("renders week intensity with phase limit", () => {
+      render(<DataPanel {...baseProps} />);
+
+      expect(screen.getByText(/Week: 120\/200 min/)).toBeInTheDocument();
+    });
+
+    it("renders remaining minutes", () => {
+      render(<DataPanel {...baseProps} />);
+
+      expect(screen.getByText(/Remaining: 80 min/)).toBeInTheDocument();
+    });
+  });
+
+  describe("null value handling", () => {
+    it("displays N/A when bodyBatteryCurrent is null", () => {
+      render(<DataPanel {...baseProps} bodyBatteryCurrent={null} />);
+
+      expect(screen.getByText(/Body Battery: N\/A/)).toBeInTheDocument();
+    });
+
+    it("displays N/A when bodyBatteryYesterdayLow is null", () => {
+      render(<DataPanel {...baseProps} bodyBatteryYesterdayLow={null} />);
+
+      expect(screen.getByText(/Yesterday Low: N\/A/)).toBeInTheDocument();
+    });
+
+    it("displays N/A for both when both are null", () => {
+      render(
+        <DataPanel
+          {...baseProps}
+          bodyBatteryCurrent={null}
+          bodyBatteryYesterdayLow={null}
+        />,
+      );
+
+      expect(screen.getByText(/Body Battery: N\/A/)).toBeInTheDocument();
+      expect(screen.getByText(/Yesterday Low: N\/A/)).toBeInTheDocument();
+    });
+  });
+
+  describe("HRV status variations", () => {
+    it("displays Balanced HRV status", () => {
+      render(<DataPanel {...baseProps} hrvStatus="Balanced" />);
+
+      expect(screen.getByText(/HRV: Balanced/)).toBeInTheDocument();
+    });
+
+    it("displays Unbalanced HRV status", () => {
+      render(<DataPanel {...baseProps} hrvStatus="Unbalanced" />);
+
+      expect(screen.getByText(/HRV: Unbalanced/)).toBeInTheDocument();
+    });
+
+    it("displays Unknown HRV status", () => {
+      render(<DataPanel {...baseProps} hrvStatus="Unknown" />);
+
+      expect(screen.getByText(/HRV: Unknown/)).toBeInTheDocument();
+    });
+  });
+
+  describe("intensity values", () => {
+    it("displays zero intensity correctly", () => {
+      render(<DataPanel {...baseProps} weekIntensity={0} />);
+
+      expect(screen.getByText(/Week: 0\/200 min/)).toBeInTheDocument();
+    });
+
+    it("displays when over phase limit", () => {
+      render(<DataPanel {...baseProps} weekIntensity={250} phaseLimit={200} />);
+
+      expect(screen.getByText(/Week: 250\/200 min/)).toBeInTheDocument();
+    });
+
+    it("displays zero remaining minutes", () => {
+      render(<DataPanel {...baseProps} remainingMinutes={0} />);
+
+      expect(screen.getByText(/Remaining: 0 min/)).toBeInTheDocument();
+    });
+
+    it("displays negative remaining minutes", () => {
+      render(<DataPanel {...baseProps} remainingMinutes={-50} />);
+
+      expect(screen.getByText(/Remaining: -50 min/)).toBeInTheDocument();
+    });
+  });
+
+  describe("styling", () => {
+    it("renders within a bordered container", () => {
+      const { container } = render(<DataPanel {...baseProps} />);
+
+      const panel = container.firstChild as HTMLElement;
+      expect(panel).toHaveClass("rounded-lg", "border", "p-4");
+    });
+
+    it("renders heading with semibold font", () => {
+      render(<DataPanel {...baseProps} />);
+
+      const heading = screen.getByText("YOUR DATA");
+      expect(heading).toHaveClass("font-semibold");
+    });
+  });
+});

src/components/dashboard/decision-card.test.tsx

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+// ABOUTME: Unit tests for DecisionCard component.
+// ABOUTME: Tests rendering of decision status, icon, and reason.
+import { render, screen } from "@testing-library/react";
+import { describe, expect, it } from "vitest";
+import type { Decision } from "@/types";
+import { DecisionCard } from "./decision-card";
+
+describe("DecisionCard", () => {
+  describe("rendering", () => {
+    it("renders the decision icon", () => {
+      const decision: Decision = {
+        status: "REST",
+        reason: "Your body needs recovery today",
+        icon: "🛌",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      expect(screen.getByText("🛌")).toBeInTheDocument();
+    });
+
+    it("renders the decision status", () => {
+      const decision: Decision = {
+        status: "TRAIN",
+        reason: "Good to go",
+        icon: "🏃",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      expect(screen.getByText("TRAIN")).toBeInTheDocument();
+    });
+
+    it("renders the decision reason", () => {
+      const decision: Decision = {
+        status: "GENTLE",
+        reason: "Take it easy today",
+        icon: "🧘",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      expect(screen.getByText("Take it easy today")).toBeInTheDocument();
+    });
+  });
+
+  describe("different status types", () => {
+    it("renders REST status correctly", () => {
+      const decision: Decision = {
+        status: "REST",
+        reason: "HRV unbalanced - recovery day",
+        icon: "🛌",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      expect(screen.getByText("REST")).toBeInTheDocument();
+      expect(screen.getByText("🛌")).toBeInTheDocument();
+      expect(
+        screen.getByText("HRV unbalanced - recovery day"),
+      ).toBeInTheDocument();
+    });
+
+    it("renders GENTLE status correctly", () => {
+      const decision: Decision = {
+        status: "GENTLE",
+        reason: "Light movement recommended",
+        icon: "🧘",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      expect(screen.getByText("GENTLE")).toBeInTheDocument();
+      expect(screen.getByText("🧘")).toBeInTheDocument();
+      expect(
+        screen.getByText("Light movement recommended"),
+      ).toBeInTheDocument();
+    });
+
+    it("renders LIGHT status correctly", () => {
+      const decision: Decision = {
+        status: "LIGHT",
+        reason: "Keep intensity moderate",
+        icon: "🚶",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      expect(screen.getByText("LIGHT")).toBeInTheDocument();
+      expect(screen.getByText("🚶")).toBeInTheDocument();
+      expect(screen.getByText("Keep intensity moderate")).toBeInTheDocument();
+    });
+
+    it("renders REDUCED status correctly", () => {
+      const decision: Decision = {
+        status: "REDUCED",
+        reason: "Lower intensity today",
+        icon: "⬇️",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      expect(screen.getByText("REDUCED")).toBeInTheDocument();
+      expect(screen.getByText("⬇️")).toBeInTheDocument();
+      expect(screen.getByText("Lower intensity today")).toBeInTheDocument();
+    });
+
+    it("renders TRAIN status correctly", () => {
+      const decision: Decision = {
+        status: "TRAIN",
+        reason: "Full intensity training approved",
+        icon: "🏃",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      expect(screen.getByText("TRAIN")).toBeInTheDocument();
+      expect(screen.getByText("🏃")).toBeInTheDocument();
+      expect(
+        screen.getByText("Full intensity training approved"),
+      ).toBeInTheDocument();
+    });
+  });
+
+  describe("styling", () => {
+    it("renders within a bordered container", () => {
+      const decision: Decision = {
+        status: "REST",
+        reason: "Test reason",
+        icon: "🛌",
+      };
+
+      const { container } = render(<DecisionCard decision={decision} />);
+
+      const card = container.firstChild as HTMLElement;
+      expect(card).toHaveClass("rounded-lg", "border", "p-6");
+    });
+
+    it("renders status as bold heading", () => {
+      const decision: Decision = {
+        status: "TRAIN",
+        reason: "Test",
+        icon: "🏃",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      const heading = screen.getByRole("heading", { level: 2 });
+      expect(heading).toHaveTextContent("TRAIN");
+      expect(heading).toHaveClass("font-bold");
+    });
+
+    it("renders reason with muted color", () => {
+      const decision: Decision = {
+        status: "REST",
+        reason: "Muted reason text",
+        icon: "🛌",
+      };
+
+      render(<DecisionCard decision={decision} />);
+
+      const reason = screen.getByText("Muted reason text");
+      expect(reason).toHaveClass("text-gray-600");
+    });
+  });
+});

src/components/dashboard/nutrition-panel.test.tsx

@@ -0,0 +1,136 @@
+// ABOUTME: Unit tests for NutritionPanel component.
+// ABOUTME: Tests display of seeds, carb range, and keto guidance.
+import { render, screen } from "@testing-library/react";
+import { describe, expect, it } from "vitest";
+import type { NutritionGuidance } from "@/types";
+import { NutritionPanel } from "./nutrition-panel";
+
+describe("NutritionPanel", () => {
+  const baseNutrition: NutritionGuidance = {
+    seeds: "Flax & Pumpkin",
+    carbRange: "100-150g",
+    ketoGuidance: "Moderate carbs today",
+  };
+
+  describe("rendering", () => {
+    it("renders the NUTRITION TODAY heading", () => {
+      render(<NutritionPanel nutrition={baseNutrition} />);
+
+      expect(screen.getByText("NUTRITION TODAY")).toBeInTheDocument();
+    });
+
+    it("renders seeds guidance with emoji", () => {
+      render(<NutritionPanel nutrition={baseNutrition} />);
+
+      expect(screen.getByText(/🌱 Flax & Pumpkin/)).toBeInTheDocument();
+    });
+
+    it("renders carb range with emoji", () => {
+      render(<NutritionPanel nutrition={baseNutrition} />);
+
+      expect(screen.getByText(/🍽️ Carbs: 100-150g/)).toBeInTheDocument();
+    });
+
+    it("renders keto guidance with emoji", () => {
+      render(<NutritionPanel nutrition={baseNutrition} />);
+
+      expect(
+        screen.getByText(/🥑 Keto: Moderate carbs today/),
+      ).toBeInTheDocument();
+    });
+  });
+
+  describe("seed cycling phases", () => {
+    it("displays follicular phase seeds (flax & pumpkin)", () => {
+      const nutrition: NutritionGuidance = {
+        ...baseNutrition,
+        seeds: "Flax & Pumpkin",
+      };
+
+      render(<NutritionPanel nutrition={nutrition} />);
+
+      expect(screen.getByText(/🌱 Flax & Pumpkin/)).toBeInTheDocument();
+    });
+
+    it("displays luteal phase seeds (sunflower & sesame)", () => {
+      const nutrition: NutritionGuidance = {
+        ...baseNutrition,
+        seeds: "Sunflower & Sesame",
+      };
+
+      render(<NutritionPanel nutrition={nutrition} />);
+
+      expect(screen.getByText(/🌱 Sunflower & Sesame/)).toBeInTheDocument();
+    });
+  });
+
+  describe("carb range variations", () => {
+    it("displays low carb range", () => {
+      const nutrition: NutritionGuidance = {
+        ...baseNutrition,
+        carbRange: "50-75g",
+      };
+
+      render(<NutritionPanel nutrition={nutrition} />);
+
+      expect(screen.getByText(/🍽️ Carbs: 50-75g/)).toBeInTheDocument();
+    });
+
+    it("displays high carb range", () => {
+      const nutrition: NutritionGuidance = {
+        ...baseNutrition,
+        carbRange: "150-200g",
+      };
+
+      render(<NutritionPanel nutrition={nutrition} />);
+
+      expect(screen.getByText(/🍽️ Carbs: 150-200g/)).toBeInTheDocument();
+    });
+  });
+
+  describe("keto guidance variations", () => {
+    it("displays keto-friendly guidance", () => {
+      const nutrition: NutritionGuidance = {
+        ...baseNutrition,
+        ketoGuidance: "Good day for keto",
+      };
+
+      render(<NutritionPanel nutrition={nutrition} />);
+
+      expect(
+        screen.getByText(/🥑 Keto: Good day for keto/),
+      ).toBeInTheDocument();
+    });
+
+    it("displays carb-loading guidance", () => {
+      const nutrition: NutritionGuidance = {
+        ...baseNutrition,
+        ketoGuidance: "Consider carb loading",
+      };
+
+      render(<NutritionPanel nutrition={nutrition} />);
+
+      expect(
+        screen.getByText(/🥑 Keto: Consider carb loading/),
+      ).toBeInTheDocument();
+    });
+  });
+
+  describe("styling", () => {
+    it("renders within a bordered container", () => {
+      const { container } = render(
+        <NutritionPanel nutrition={baseNutrition} />,
+      );
+
+      const panel = container.firstChild as HTMLElement;
+      expect(panel).toHaveClass("rounded-lg", "border", "p-4");
+    });
+
+    it("renders heading with semibold font", () => {
+      render(<NutritionPanel nutrition={baseNutrition} />);
+
+      const heading = screen.getByText("NUTRITION TODAY");
+      expect(heading).toHaveClass("font-semibold");
+    });
+  });
+});

src/components/dashboard/override-toggles.test.tsx

@@ -0,0 +1,216 @@
+// ABOUTME: Unit tests for OverrideToggles component.
+// ABOUTME: Tests toggle states, callbacks, and all override types.
+import { fireEvent, render, screen } from "@testing-library/react";
+import { describe, expect, it, vi } from "vitest";
+import type { OverrideType } from "@/types";
+import { OverrideToggles } from "./override-toggles";
+
+describe("OverrideToggles", () => {
+  const baseProps = {
+    activeOverrides: [] as OverrideType[],
+    onToggle: vi.fn(),
+  };
+
+  describe("rendering", () => {
+    it("renders the OVERRIDES heading", () => {
+      render(<OverrideToggles {...baseProps} />);
+
+      expect(screen.getByText("OVERRIDES")).toBeInTheDocument();
+    });
+
+    it("renders all four override options", () => {
+      render(<OverrideToggles {...baseProps} />);
+
+      expect(screen.getByText("Flare Mode")).toBeInTheDocument();
+      expect(screen.getByText("High Stress")).toBeInTheDocument();
+      expect(screen.getByText("Poor Sleep")).toBeInTheDocument();
+      expect(screen.getByText("PMS Symptoms")).toBeInTheDocument();
+    });
+
+    it("renders four checkboxes", () => {
+      render(<OverrideToggles {...baseProps} />);
+
+      const checkboxes = screen.getAllByRole("checkbox");
+      expect(checkboxes).toHaveLength(4);
+    });
+  });
+
+  describe("checkbox states", () => {
+    it("all checkboxes are unchecked when activeOverrides is empty", () => {
+      render(<OverrideToggles {...baseProps} activeOverrides={[]} />);
+
+      const checkboxes = screen.getAllByRole("checkbox");
+      for (const checkbox of checkboxes) {
+        expect(checkbox).not.toBeChecked();
+      }
+    });
+
+    it("flare checkbox is checked when flare is active", () => {
+      render(<OverrideToggles {...baseProps} activeOverrides={["flare"]} />);
+
+      const flareCheckbox = screen.getByRole("checkbox", {
+        name: "Flare Mode",
+      });
+      expect(flareCheckbox).toBeChecked();
+    });
+
+    it("stress checkbox is checked when stress is active", () => {
+      render(<OverrideToggles {...baseProps} activeOverrides={["stress"]} />);
+
+      const stressCheckbox = screen.getByRole("checkbox", {
+        name: "High Stress",
+      });
+      expect(stressCheckbox).toBeChecked();
+    });
+
+    it("sleep checkbox is checked when sleep is active", () => {
+      render(<OverrideToggles {...baseProps} activeOverrides={["sleep"]} />);
+
+      const sleepCheckbox = screen.getByRole("checkbox", {
+        name: "Poor Sleep",
+      });
+      expect(sleepCheckbox).toBeChecked();
+    });
+
+    it("pms checkbox is checked when pms is active", () => {
+      render(<OverrideToggles {...baseProps} activeOverrides={["pms"]} />);
+
+      const pmsCheckbox = screen.getByRole("checkbox", {
+        name: "PMS Symptoms",
+      });
+      expect(pmsCheckbox).toBeChecked();
+    });
+
+    it("multiple checkboxes are checked when multiple overrides are active", () => {
+      render(
+        <OverrideToggles
+          {...baseProps}
+          activeOverrides={["flare", "stress", "pms"]}
+        />,
+      );
+
+      expect(
+        screen.getByRole("checkbox", { name: "Flare Mode" }),
+      ).toBeChecked();
+      expect(
+        screen.getByRole("checkbox", { name: "High Stress" }),
+      ).toBeChecked();
+      expect(
+        screen.getByRole("checkbox", { name: "Poor Sleep" }),
+      ).not.toBeChecked();
+      expect(
+        screen.getByRole("checkbox", { name: "PMS Symptoms" }),
+      ).toBeChecked();
+    });
+
+    it("all checkboxes are checked when all overrides are active", () => {
+      render(
+        <OverrideToggles
+          {...baseProps}
+          activeOverrides={["flare", "stress", "sleep", "pms"]}
+        />,
+      );
+
+      const checkboxes = screen.getAllByRole("checkbox");
+      for (const checkbox of checkboxes) {
+        expect(checkbox).toBeChecked();
+      }
+    });
+  });
+
+  describe("toggle interactions", () => {
+    it("calls onToggle with flare when flare checkbox is clicked", () => {
+      const onToggle = vi.fn();
+      render(<OverrideToggles activeOverrides={[]} onToggle={onToggle} />);
+
+      const flareCheckbox = screen.getByRole("checkbox", {
+        name: "Flare Mode",
+      });
+      fireEvent.click(flareCheckbox);
+
+      expect(onToggle).toHaveBeenCalledWith("flare");
+      expect(onToggle).toHaveBeenCalledTimes(1);
+    });
+
+    it("calls onToggle with stress when stress checkbox is clicked", () => {
+      const onToggle = vi.fn();
+      render(<OverrideToggles activeOverrides={[]} onToggle={onToggle} />);
+
+      const stressCheckbox = screen.getByRole("checkbox", {
+        name: "High Stress",
+      });
+      fireEvent.click(stressCheckbox);
+
+      expect(onToggle).toHaveBeenCalledWith("stress");
+      expect(onToggle).toHaveBeenCalledTimes(1);
+    });
+
+    it("calls onToggle with sleep when sleep checkbox is clicked", () => {
+      const onToggle = vi.fn();
+      render(<OverrideToggles activeOverrides={[]} onToggle={onToggle} />);
+
+      const sleepCheckbox = screen.getByRole("checkbox", {
+        name: "Poor Sleep",
+      });
+      fireEvent.click(sleepCheckbox);
+
+      expect(onToggle).toHaveBeenCalledWith("sleep");
+      expect(onToggle).toHaveBeenCalledTimes(1);
+    });
+
+    it("calls onToggle with pms when pms checkbox is clicked", () => {
+      const onToggle = vi.fn();
+      render(<OverrideToggles activeOverrides={[]} onToggle={onToggle} />);
+
+      const pmsCheckbox = screen.getByRole("checkbox", {
+        name: "PMS Symptoms",
+      });
+      fireEvent.click(pmsCheckbox);
+
+      expect(onToggle).toHaveBeenCalledWith("pms");
+      expect(onToggle).toHaveBeenCalledTimes(1);
+    });
+
+    it("calls onToggle when unchecking an active override", () => {
+      const onToggle = vi.fn();
+      render(
+        <OverrideToggles activeOverrides={["flare"]} onToggle={onToggle} />,
+      );
+
+      const flareCheckbox = screen.getByRole("checkbox", {
+        name: "Flare Mode",
+      });
+      fireEvent.click(flareCheckbox);
+
+      expect(onToggle).toHaveBeenCalledWith("flare");
+    });
+  });
+
+  describe("styling", () => {
+    it("renders within a bordered container", () => {
+      const { container } = render(<OverrideToggles {...baseProps} />);
+
+      const panel = container.firstChild as HTMLElement;
+      expect(panel).toHaveClass("rounded-lg", "border", "p-4");
+    });
+
+    it("renders heading with semibold font", () => {
+      render(<OverrideToggles {...baseProps} />);
+
+      const heading = screen.getByText("OVERRIDES");
+      expect(heading).toHaveClass("font-semibold");
+    });
+
+    it("renders labels as clickable cursor-pointer", () => {
+      render(<OverrideToggles {...baseProps} />);
+
+      const labels = screen.getAllByText(
+        /Flare Mode|High Stress|Poor Sleep|PMS Symptoms/,
+      );
+      for (const label of labels) {
+        const labelElement = label.closest("label");
+        expect(labelElement).toHaveClass("cursor-pointer");
+      }
+    });
+  });
+});