@Override
                    public void before(BasicBuilder builder, HttpRequest request, RequestTags tags) {
                        builder.uri(URI.create(mockServer.url("valid-url")));
                    }
Forked the upstream test case and modified the assertion for the request count.
As Armeria sends an upgrade request in the first place, mockServer.getRequestCount() is 2.
kubernetes/src/test/java/com/linecorp/armeria/client/kubernetes/ArmeriaHttpInterceptorTest.java