test(quota-monitor): add accessibility state coverage (JhaSourav07#3056)

Author: chavanGaneshDatta

services/github/quota-monitor.accessibility.test.ts

@@ -0,0 +1,62 @@
+// services/github/quota-monitor.accessibility.test.ts
+
+import { beforeEach, describe, expect, it } from 'vitest';
+import { quotaMonitor } from './quota-monitor';
+
+describe('QuotaMonitor Accessibility & State Visibility', () => {
+  beforeEach(() => {
+    quotaMonitor.reset();
+  });
+
+  it('exposes quota information in a readable structure', () => {
+    const quota = quotaMonitor.getQuota();
+
+    expect(quota).toHaveProperty('limit');
+    expect(quota).toHaveProperty('remaining');
+    expect(quota).toHaveProperty('resetTime');
+    expect(quota).toHaveProperty('totalRefreshes');
+  });
+
+  it('updates quota values from standard GitHub rate limit headers', () => {
+    quotaMonitor.updateQuotaFromHeaders({
+      'x-ratelimit-limit': '5000',
+      'x-ratelimit-remaining': '1234',
+      'x-ratelimit-reset': '1000',
+    });
+
+    const quota = quotaMonitor.getQuota();
+
+    expect(quota.limit).toBe(5000);
+    expect(quota.remaining).toBe(1234);
+    expect(quota.resetTime).toBe(1000000);
+  });
+
+  it('maintains logical state hierarchy after manual quota updates', () => {
+    quotaMonitor.setQuota(100, 50, 123456);
+
+    const quota = quotaMonitor.getQuota();
+
+    expect(quota.limit).toBe(100);
+    expect(quota.remaining).toBe(50);
+    expect(quota.resetTime).toBe(123456);
+  });
+
+  it('tracks refresh counts for status visibility', () => {
+    quotaMonitor.incrementRefreshCount();
+    quotaMonitor.incrementRefreshCount();
+
+    const quota = quotaMonitor.getQuota();
+
+    expect(quota.totalRefreshes).toBe(2);
+  });
+
+  it('flags low quota state correctly for user-facing warnings', () => {
+    quotaMonitor.setQuota(100, 5, Date.now());
+
+    expect(quotaMonitor.isQuotaLow()).toBe(true);
+
+    quotaMonitor.setQuota(100, 50, Date.now());
+
+    expect(quotaMonitor.isQuotaLow()).toBe(false);
+  });
+});