hg: jdk/sandbox: 8244031: HttpClient should have more tests for HEAD requests

[chris.hegarty at oracle.com]

Changeset: a0d9d2e73ef2
Author:    dfuchs
Date:      2020-05-20 18:57 +0100
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/a0d9d2e73ef2

8244031: HttpClient should have more tests for HEAD requests
Summary: Http2TestExchangeImpl.java updated to support HEAD responses; ForbiddenHeadTest.java added.
Reviewed-by: chegar, michaelm

+ test/jdk/java/net/httpclient/ForbiddenHeadTest.java
! test/jdk/java/net/httpclient/http2/server/Http2TestExchangeImpl.java