test: use fixture of full Lambda payload

[#1]

index.test.ts

@@ -6,6 +6,7 @@ import {
   isSongfishPayload,
   type SongfishWebhookPayload,
 } from './index'
+import testFixture from './test-fixture.json'
 
 vi.mock('./bluesky') // use e.g.: vi.mocked(login).mockResolvedValue({})
 
@@ -68,7 +69,7 @@ describe('handlePayload', () => {
       })
     })
     describe('with valid login and prior post does not match latest song title', () => {
-      let mockedLoginReturnValue = {
+      const mockedLoginReturnValue = {
         getAuthorFeed: vi.fn().mockReturnValueOnce({data: {feed: [{post: {record: {text: 'Prior Post'}}}] }}),
       }
       beforeEach(() => {
@@ -125,5 +126,33 @@ describe('handlePayload', () => {
       })
     })
   })
-  describe.todo('with fixture payload')
+  describe('with fixture payload matching latest show_id', () => {
+    const testWithFixture = test.extend({
+      event: async ({}, use) => {
+        await use(testFixture.event)
+      }
+    })
+    const mockedLoginReturnValue = {
+      getAuthorFeed: vi.fn().mockReturnValueOnce({data: {feed: [{post: {record: {text: 'Prior Post'}}}] }}),
+    }
+    let mockedPost
+    beforeEach(() => {
+      mockedPost = vi.fn().mockReturnValueOnce({mocked: true})
+      vi.mocked(login).mockResolvedValue({
+        ...mockedLoginReturnValue,
+        post: mockedPost,
+      })
+      mockJson(/\bkglw\.net\b.+\blatest\.json$/, {data: [
+        // the id 1699404057 is defined in the fixture file
+        {show_id: 1699404057, songname: 'Name of Song From Show #1699404057'},
+      ]})
+    })
+    afterEach(() => {
+      vi.mocked(login).mockReset()
+    })
+    testWithFixture('does not throw', async ({event}) => {
+      await expect(handlePayload(event)).resolves.not.to.throw()
+      expect(mockedPost).toHaveBeenCalledWith({text: 'Name of Song From Show #1699404057'})
+    })
+  })
 })

test-fixture.json

@@ -0,0 +1,40 @@
+{
+  "event": {
+    "version": "2.0",
+    "routeKey": "$default",
+    "rawPath": "/",
+    "rawQueryString": "",
+    "headers": {
+      "x-amzn-tls-cipher-suite": "TLS_AES_128_GCM_SHA256",
+      "content-length": "22",
+      "x-amzn-tls-version": "TLSv1.3",
+      "x-amzn-trace-id": "Root=1-673ab04e-002e78a15109e2ae29abb650",
+      "x-forwarded-proto": "https",
+      "host": "t7es4wh4viztwzqupz3rhkqcvi0sxpoq.lambda-url.us-west-1.on.aws",
+      "x-forwarded-port": "443",
+      "content-type": "application/json",
+      "x-forwarded-for": "149.28.253.24",
+      "accept": "*/*"
+    },
+    "requestContext": {
+      "accountId": "anonymous",
+      "apiId": "t7es4wh4viztwzqupz3rhkqcvi0sxpoq",
+      "domainName": "t7es4wh4viztwzqupz3rhkqcvi0sxpoq.lambda-url.us-west-1.on.aws",
+      "domainPrefix": "t7es4wh4viztwzqupz3rhkqcvi0sxpoq",
+      "http": {
+        "method": "POST",
+        "path": "/",
+        "protocol": "HTTP/1.1",
+        "sourceIp": "149.28.253.24",
+        "userAgent": null
+      },
+      "requestId": "36366359-454e-4f2a-87cf-53e666d930fe",
+      "routeKey": "$default",
+      "stage": "$default",
+      "time": "18/Nov/2024:03:11:10 +0000",
+      "timeEpoch": 1731899470068
+    },
+    "body": "{\"show_id\":1699404057}",
+    "isBase64Encoded": false
+  }
+}