add nodejs specific tests

tests/index.js

@@ -15,15 +15,28 @@ import * as relativePositions from './relativePositions.tests.js'
 import { runTests } from 'lib0/testing'
 import { isBrowser, isNode } from 'lib0/environment'
 import * as log from 'lib0/logging'
+import { environment } from 'lib0'
 
 if (isBrowser) {
   log.createVConsole(document.body)
 }
-runTests({
+
+/**
+ * @type {any}
+ */
+const tests = {
   doc, map, array, text, xml, encoding, undoredo, compatibility, snapshot, updates, relativePositions
-}).then(success => {
+}
+
+const run = async () => {
+  if (environment.isNode) {
+    // tests.nodejs = await import('./node.tests.js')
+  }
+
+  const success = await runTests(tests)
   /* istanbul ignore next */
   if (isNode) {
     process.exit(success ? 0 : 1)
   }
-})
+}
+run()