Initial Clima Cuida app

src/lib/riskScore.test.ts

@@ -0,0 +1,69 @@
+import { describe, expect, it } from 'vitest';
+import { calculateRiskScore } from './riskScore';
+import type { CurrentConditions } from '../types';
+
+const baseConditions: CurrentConditions = {
+  time: '2026-05-20T10:00:00',
+  temperature: 24,
+  apparentTemperature: 25,
+  precipitation: 0,
+  precipitationProbability: 8,
+  windSpeed: 10,
+  windGusts: 16,
+  uvIndex: 2,
+  humidity: 54,
+  pm25: 7,
+  pm10: 18,
+  usAqi: 32,
+  weatherCode: 1,
+};
+
+describe('calculateRiskScore', () => {
+  it('classifies a mild day for a healthy adult as green with simple guidance', () => {
+    const result = calculateRiskScore(baseConditions, 'adult');
+
+    expect(result.level).toBe('green');
+    expect(result.score).toBeLessThanOrEqual(25);
+    expect(result.summary).toContain('Bom para sair');
+    expect(result.recommendations.some((item) => item.id === 'hydrate')).toBe(true);
+  });
+
+  it('raises the risk for children when UV and rain are both relevant', () => {
+    const result = calculateRiskScore(
+      {
+        ...baseConditions,
+        uvIndex: 8.4,
+        precipitationProbability: 68,
+        precipitation: 2.4,
+        apparentTemperature: 31,
+      },
+      'child',
+    );
+
+    expect(['orange', 'red']).toContain(result.level);
+    expect(result.score).toBeGreaterThanOrEqual(51);
+    expect(result.recommendations.map((item) => item.id)).toEqual(
+      expect.arrayContaining(['sunscreen', 'umbrella', 'sensitive-people']),
+    );
+  });
+
+  it('prioritizes exposure avoidance for respiratory profiles under heavy pollution', () => {
+    const result = calculateRiskScore(
+      {
+        ...baseConditions,
+        pm25: 72,
+        pm10: 190,
+        usAqi: 176,
+        windSpeed: 22,
+      },
+      'respiratory',
+    );
+
+    expect(result.level).toBe('red');
+    expect(result.score).toBeGreaterThanOrEqual(75);
+    expect(result.summary).toContain('qualidade do ar');
+    expect(result.recommendations.map((item) => item.id)).toEqual(
+      expect.arrayContaining(['close-windows', 'avoid-intense-exercise']),
+    );
+  });
+});