test: fix failing tests on 4.x LTS branch (#7661)

spec/support/CurrentSpecReporter.js

@@ -0,0 +1,15 @@
+// Sets a global variable to the current test spec
+// ex: global.currentSpec.description
+
+global.currentSpec = null;
+
+class CurrentSpecReporter {
+  specStarted(spec) {
+    global.currentSpec = spec;
+  }
+  specDone() {
+    global.currentSpec = null;
+  }
+}
+
+module.exports = CurrentSpecReporter;