RestSession: Remove unnecessary utility methods

Remove the postOK and getOK methods, and corresponding get/post
methods that take an 'expectedStatus' argument. They are only used
by the CacheOperationsIT tests, and can be easily replaced with
calls to RestResponse.assertOK().

Change-Id: I403bf2076b8a93efc63596d837ac25d971ca3fa9
Signed-off-by: David Pursehouse <dpursehouse@collab.net>

gerrit-acceptance-framework/src/test/java/com/google/gerrit/acceptance/RestSession.java

@@ -23,7 +23,6 @@ import com.google.gerrit.extensions.restapi.RawInput;
 import com.google.gerrit.server.OutputFormat;
 import java.io.IOException;
 import org.apache.http.Header;
-import org.apache.http.HttpStatus;
 import org.apache.http.client.fluent.Request;
 import org.apache.http.entity.BufferedHttpEntity;
 import org.apache.http.entity.InputStreamEntity;
@@ -36,16 +35,6 @@ public class RestSession extends HttpSession {
     super(server, account);
   }
 
-  public RestResponse getOK(String endPoint) throws Exception {
-    return get(endPoint, HttpStatus.SC_OK);
-  }
-
-  public RestResponse get(String endPoint, int expectedStatus) throws Exception {
-    RestResponse r = get(endPoint);
-    r.assertStatus(expectedStatus);
-    return r;
-  }
-
   public RestResponse get(String endPoint) throws IOException {
     return getWithHeader(endPoint, null);
   }
@@ -105,16 +94,6 @@ public class RestSession extends HttpSession {
     return post(endPoint, null);
   }
 
-  public RestResponse postOK(String endPoint, Object content) throws Exception {
-    return post(endPoint, content, HttpStatus.SC_OK);
-  }
-
-  public RestResponse post(String endPoint, Object content, int expectedStatus) throws Exception {
-    RestResponse r = post(endPoint, content);
-    r.assertStatus(expectedStatus);
-    return r;
-  }
-
   public RestResponse post(String endPoint, Object content) throws IOException {
     return postWithHeader(endPoint, null, content);
   }

gerrit-acceptance-tests/src/test/java/com/google/gerrit/acceptance/rest/config/CacheOperationsIT.java

@@ -31,14 +31,17 @@ public class CacheOperationsIT extends AbstractDaemonTest {
 
   @Test
   public void flushAll() throws Exception {
-    RestResponse r = adminRestSession.getOK("/config/server/caches/project_list");
+    RestResponse r = adminRestSession.get("/config/server/caches/project_list");
+    r.assertOK();
     CacheInfo cacheInfo = newGson().fromJson(r.getReader(), CacheInfo.class);
     assertThat(cacheInfo.entries.mem).isGreaterThan((long) 0);
 
-    r = adminRestSession.postOK("/config/server/caches/", new PostCaches.Input(FLUSH_ALL));
+    r = adminRestSession.post("/config/server/caches/", new PostCaches.Input(FLUSH_ALL));
+    r.assertOK();
     r.consume();
 
-    r = adminRestSession.getOK("/config/server/caches/project_list");
+    r = adminRestSession.get("/config/server/caches/project_list");
+    r.assertOK();
     cacheInfo = newGson().fromJson(r.getReader(), CacheInfo.class);
     assertThat(cacheInfo.entries.mem).isNull();
   }
@@ -59,25 +62,30 @@ public class CacheOperationsIT extends AbstractDaemonTest {
 
   @Test
   public void flush() throws Exception {
-    RestResponse r = adminRestSession.getOK("/config/server/caches/project_list");
+    RestResponse r = adminRestSession.get("/config/server/caches/project_list");
+    r.assertOK();
     CacheInfo cacheInfo = newGson().fromJson(r.getReader(), CacheInfo.class);
     assertThat(cacheInfo.entries.mem).isGreaterThan((long) 0);
 
-    r = adminRestSession.getOK("/config/server/caches/projects");
+    r = adminRestSession.get("/config/server/caches/projects");
+    r.assertOK();
     cacheInfo = newGson().fromJson(r.getReader(), CacheInfo.class);
     assertThat(cacheInfo.entries.mem).isGreaterThan((long) 1);
 
     r =
-        adminRestSession.postOK(
+        adminRestSession.post(
             "/config/server/caches/",
             new PostCaches.Input(FLUSH, Arrays.asList("accounts", "project_list")));
+    r.assertOK();
     r.consume();
 
-    r = adminRestSession.getOK("/config/server/caches/project_list");
+    r = adminRestSession.get("/config/server/caches/project_list");
+    r.assertOK();
     cacheInfo = newGson().fromJson(r.getReader(), CacheInfo.class);
     assertThat(cacheInfo.entries.mem).isNull();
 
-    r = adminRestSession.getOK("/config/server/caches/projects");
+    r = adminRestSession.get("/config/server/caches/projects");
+    r.assertOK();
     cacheInfo = newGson().fromJson(r.getReader(), CacheInfo.class);
     assertThat(cacheInfo.entries.mem).isGreaterThan((long) 1);
   }
@@ -96,7 +104,8 @@ public class CacheOperationsIT extends AbstractDaemonTest {
 
   @Test
   public void flush_UnprocessableEntity() throws Exception {
-    RestResponse r = adminRestSession.getOK("/config/server/caches/projects");
+    RestResponse r = adminRestSession.get("/config/server/caches/projects");
+    r.assertOK();
     CacheInfo cacheInfo = newGson().fromJson(r.getReader(), CacheInfo.class);
     assertThat(cacheInfo.entries.mem).isGreaterThan((long) 0);
 
@@ -107,7 +116,8 @@ public class CacheOperationsIT extends AbstractDaemonTest {
     r.assertUnprocessableEntity();
     r.consume();
 
-    r = adminRestSession.getOK("/config/server/caches/projects");
+    r = adminRestSession.get("/config/server/caches/projects");
+    r.assertOK();
     cacheInfo = newGson().fromJson(r.getReader(), CacheInfo.class);
     assertThat(cacheInfo.entries.mem).isGreaterThan((long) 0);
   }
@@ -118,8 +128,9 @@ public class CacheOperationsIT extends AbstractDaemonTest {
         REGISTERED_USERS, GlobalCapability.FLUSH_CACHES, GlobalCapability.VIEW_CACHES);
     try {
       RestResponse r =
-          userRestSession.postOK(
+          userRestSession.post(
               "/config/server/caches/", new PostCaches.Input(FLUSH, Arrays.asList("projects")));
+      r.assertOK();
       r.consume();
 
       userRestSession