test/jdk/java/net/httpclient/http2/jdk.incubator.httpclient/jdk/incubator/http/internal/hpack/CircularBufferTest.java
branchhttp-client-branch
changeset 56089 42208b2f224e
parent 56088 38fac6d0521d
child 56090 5c7fb702948a
--- a/test/jdk/java/net/httpclient/http2/jdk.incubator.httpclient/jdk/incubator/http/internal/hpack/CircularBufferTest.java	Tue Feb 06 19:37:56 2018 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,125 +0,0 @@
-/*
- * Copyright (c) 2016, 2017, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-package jdk.incubator.http.internal.hpack;
-
-import org.testng.annotations.BeforeClass;
-import org.testng.annotations.Test;
-import jdk.incubator.http.internal.hpack.HeaderTable.CircularBuffer;
-
-import java.util.Queue;
-import java.util.Random;
-import java.util.concurrent.ArrayBlockingQueue;
-
-import static org.testng.Assert.assertEquals;
-import static jdk.incubator.http.internal.hpack.TestHelper.newRandom;
-
-public final class CircularBufferTest {
-
-    private final Random r = newRandom();
-
-    @BeforeClass
-    public void setUp() {
-        r.setSeed(System.currentTimeMillis());
-    }
-
-    @Test
-    public void queue() {
-        for (int capacity = 1; capacity <= 2048; capacity++) {
-            queueOnce(capacity, 32);
-        }
-    }
-
-    @Test
-    public void resize() {
-        for (int capacity = 1; capacity <= 4096; capacity++) {
-            resizeOnce(capacity);
-        }
-    }
-
-    @Test
-    public void downSizeEmptyBuffer() {
-        CircularBuffer<Integer> buffer = new CircularBuffer<>(16);
-        buffer.resize(15);
-    }
-
-    private void resizeOnce(int capacity) {
-
-        int nextNumberToPut = 0;
-
-        Queue<Integer> referenceQueue = new ArrayBlockingQueue<>(capacity);
-        CircularBuffer<Integer> buffer = new CircularBuffer<>(capacity);
-
-        // Fill full, so the next add will wrap
-        for (int i = 0; i < capacity; i++, nextNumberToPut++) {
-            buffer.add(nextNumberToPut);
-            referenceQueue.add(nextNumberToPut);
-        }
-        int gets = r.nextInt(capacity); // [0, capacity)
-        for (int i = 0; i < gets; i++) {
-            referenceQueue.poll();
-            buffer.remove();
-        }
-        int puts = r.nextInt(gets + 1); // [0, gets]
-        for (int i = 0; i < puts; i++, nextNumberToPut++) {
-            buffer.add(nextNumberToPut);
-            referenceQueue.add(nextNumberToPut);
-        }
-
-        Integer[] expected = referenceQueue.toArray(new Integer[0]);
-        buffer.resize(expected.length);
-
-        assertEquals(buffer.elements, expected);
-    }
-
-    private void queueOnce(int capacity, int numWraps) {
-
-        Queue<Integer> referenceQueue = new ArrayBlockingQueue<>(capacity);
-        CircularBuffer<Integer> buffer = new CircularBuffer<>(capacity);
-
-        int nextNumberToPut = 0;
-        int totalPuts = 0;
-        int putsLimit = capacity * numWraps;
-        int remainingCapacity = capacity;
-        int size = 0;
-
-        while (totalPuts < putsLimit) {
-            assert remainingCapacity + size == capacity;
-            int puts = r.nextInt(remainingCapacity + 1); // [0, remainingCapacity]
-            remainingCapacity -= puts;
-            size += puts;
-            for (int i = 0; i < puts; i++, nextNumberToPut++) {
-                referenceQueue.add(nextNumberToPut);
-                buffer.add(nextNumberToPut);
-            }
-            totalPuts += puts;
-            int gets = r.nextInt(size + 1); // [0, size]
-            size -= gets;
-            remainingCapacity += gets;
-            for (int i = 0; i < gets; i++) {
-                Integer expected = referenceQueue.poll();
-                Integer actual = buffer.remove();
-                assertEquals(actual, expected);
-            }
-        }
-    }
-}