adds e2e test

Author: chrvadala

package.json

@@ -27,8 +27,8 @@
   "scripts": {
     "build": "npm run docs:api",
     "test": "npm run test:standard && npm run test:coverage && npm run test:typescript",
-    "test:jest": "jest --testPathIgnorePatterns=e2e.spec.js",
-    "test:coverage": "jest --testPathIgnorePatterns=e2e.spec.js --coverage",
+    "test:jest": "jest --testPathIgnorePatterns=test-e2e/",
+    "test:coverage": "jest --testPathIgnorePatterns=test-e2e/ --coverage",
     "test:e2e": "jest",
     "test:standard": "standard",
     "test:typescript": "tsc --strict src/index.d.ts",

test-e2e/multiple-attemps.spec.js

@@ -0,0 +1,33 @@
+/* global test, expect, beforeAll, afterAll */
+const { getTestDevice } = require('./e2e-test-utils.js')
+const { createBluetooth } = require('..')
+
+const TEST_DEVICE = getTestDevice()
+
+let bluetooth, destroy, adapter, device
+
+beforeAll(async () => {
+  ({ bluetooth, destroy } = createBluetooth())
+  adapter = await bluetooth.defaultAdapter()
+  if (!await adapter.isDiscovering()) await adapter.startDiscovery()
+}, 20 * 1000)
+
+afterAll(async () => {
+  await adapter.stopDiscovery()
+  destroy()
+})
+
+test.each(['#1', '#2', '#3'])('gatt e2e %s', async (attempt) => {
+  expect(TEST_DEVICE).not.toBeUndefined()
+  device = await adapter.waitDevice(TEST_DEVICE)
+  device.on('connect', () => console.log({ attempt, event: 'connect' }))
+  device.on('disconnect', () => console.log({ attempt, event: 'disconnect' }))
+  await device.connect()
+
+  const dbus = bluetooth.dbus
+  const name = `/org/bluez/${device.adapter}/${device.device}`
+  // console.log(dbus._signals._events)
+  const listenerCount = dbus._signals.listenerCount(`{"path":"${name}","interface":"org.freedesktop.DBus.Properties","member":"PropertiesChanged"}`)
+  expect(listenerCount).toBe(1)
+  await device.disconnect()
+}, 10 * 1000)