test: add utils

Author: posva

tests/firestore/utils.spec.ts

@@ -0,0 +1,50 @@
+import { DocumentData, getDoc } from 'firebase/firestore'
+import { beforeEach, describe, expect, it } from 'vitest'
+import { extractRefs } from '../../src/firestore/utils'
+import { setupFirestoreRefs } from '../utils'
+
+describe('Firestore utils', () => {
+  const { collection, doc, setDoc, updateDoc } = setupFirestoreRefs()
+
+  const docRef = doc()
+  const collectionRef = collection()
+
+  const docData = {
+    n: 42,
+    is: true,
+    items: [{ text: 'foo' }],
+    ref: docRef,
+  }
+
+  beforeEach(async () => {
+    await setDoc(docRef, {
+      // collection,
+      data: {},
+      index: 0,
+    })
+  })
+
+  it.skip('extracts refs from documents', async () => {
+    const docRef = doc<DocumentData>()
+    const [noRefsDoc, refs] = extractRefs(docData, undefined, {})
+    expect(noRefsDoc.ref).toBe(docRef.path)
+    expect(refs).toEqual({
+      ref: docRef,
+    })
+  })
+
+  it('leave Date objects alone when extracting refs', () => {
+    const d = new Date()
+    const [doc, refs] = extractRefs(
+      {
+        foo: 1,
+        bar: d,
+      },
+      undefined,
+      {}
+    )
+    expect(doc.foo).toBe(1)
+    expect(doc.bar).toBe(d)
+    expect(refs).toEqual({})
+  })
+})