rra/ilgonmic/mocha-fail

[Gradle, JS] Use empty adapter to just dry run

[Gradle, JS] Not dry run, but full run

[Gradle, JS] Fix test to be failed without dry run

[Gradle, JS] Not use client twice

[Gradle, JS] Add test on mocha failing

[Gradle, JS] Fail mocha in case of infrastructure problems

Merge-request: KT-MR-5802
Merged-by: Ilya Goncharov <Ilya.Goncharov@jetbrains.com>

^KT-51623 fixed

libraries/tools/kotlin-test-js-runner/nodejs-empty.ts

@@ -0,0 +1,5 @@
+import {EmptyKotlinTestRunner} from "./src/EmptyKotlinTestRunner";
+
+(globalThis as any).kotlinTest = {
+    adapterTransformer: () => new EmptyKotlinTestRunner()
+}