Add test for setups without AnonymousRead

Make sure that healthcheck works also for setups where
the anonymous read is blocked.

Change-Id: I1fbb0d3341164c7c710325cbd4e1cde3859dc3f5

src/test/java/com/googlesource/gerrit/plugins/healthcheck/HealthCheckIT.java

diff --git a/src/test/java/com/googlesource/gerrit/plugins/healthcheck/HealthCheckIT.java b/src/test/java/com/googlesource/gerrit/plugins/healthcheck/HealthCheckIT.java
index d14153f..ae3f51d 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/healthcheck/HealthCheckIT.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/healthcheck/HealthCheckIT.java
@@ -70,6 +70,12 @@
   }
 
   @Test
+  public void shouldReturnOkWhenHealthyAndAnonymousReadIsBlocked() throws Exception {
+    blockAnonymousRead();
+    getHealthCheckStatus().assertOK();
+  }
+
+  @Test
   public void shouldReturnAJsonPayload() throws Exception {
     assertThat(getHealthCheckStatus().getHeader(CONTENT_TYPE)).contains("application/json");
   }