add unit test to prevent drift

Author: icecrasher321

apps/sim/triggers/constants.test.ts

@@ -0,0 +1,41 @@
+/**
+ * @vitest-environment node
+ */
+import { describe, expect, it } from 'vitest'
+import { POLLING_PROVIDERS } from '@/triggers/constants'
+import { TRIGGER_REGISTRY } from '@/triggers/registry'
+
+describe('POLLING_PROVIDERS sync with TriggerConfig.polling', () => {
+  it('matches every trigger with polling: true in the registry', () => {
+    const registryPollingProviders = new Set(
+      Object.values(TRIGGER_REGISTRY)
+        .filter((t) => t.polling === true)
+        .map((t) => t.provider)
+    )
+
+    expect(POLLING_PROVIDERS).toEqual(registryPollingProviders)
+  })
+
+  it('no trigger with polling: true is missing from POLLING_PROVIDERS', () => {
+    const missing: string[] = []
+    for (const trigger of Object.values(TRIGGER_REGISTRY)) {
+      if (trigger.polling && !POLLING_PROVIDERS.has(trigger.provider)) {
+        missing.push(`${trigger.id} (provider: ${trigger.provider})`)
+      }
+    }
+    expect(missing, `Triggers with polling: true missing from POLLING_PROVIDERS`).toEqual([])
+  })
+
+  it('no POLLING_PROVIDERS entry lacks a polling: true trigger in the registry', () => {
+    const extra: string[] = []
+    for (const provider of POLLING_PROVIDERS) {
+      const hasTrigger = Object.values(TRIGGER_REGISTRY).some(
+        (t) => t.provider === provider && t.polling === true
+      )
+      if (!hasTrigger) {
+        extra.push(provider)
+      }
+    }
+    expect(extra, `POLLING_PROVIDERS entries with no matching polling trigger`).toEqual([])
+  })
+})