Update rest tests

Author: ywangd

x-pack/plugin/security/src/main/java/org/elasticsearch/xpack/security/authc/AuthenticationService.java

@@ -52,7 +52,6 @@
 import org.elasticsearch.xpack.security.support.SecurityIndexManager;
 
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.LinkedHashMap;
 import java.util.List;

x-pack/plugin/security/src/test/java/org/elasticsearch/xpack/security/rest/action/RestAuthenticateActionTests.java

@@ -66,8 +66,14 @@ public void testAuthenticateApi() throws Exception {
         assertThat(objectPath.evaluate("lookup_realm.name").toString(), equalTo("file"));
         assertThat(objectPath.evaluate("lookup_realm.type").toString(), equalTo("file"));
         List<String> roles = objectPath.evaluate("roles");
-        assertThat(roles.size(), is(1));
-        assertThat(roles, contains(SecuritySettingsSource.TEST_ROLE));
+
+        if (anonymousEnabled) {
+            assertThat(roles.size(), is(3));
+            assertThat(roles, contains(SecuritySettingsSource.TEST_ROLE, SecuritySettingsSource.TEST_ROLE, "foo"));
+        } else {
+            assertThat(roles.size(), is(1));
+            assertThat(roles, contains(SecuritySettingsSource.TEST_ROLE));
+        }
     }
 
     public void testAuthenticateApiWithoutAuthentication() throws Exception {