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From ctubbsii <...@git.apache.org>
Subject [GitHub] accumulo pull request #292: ACCUMULO-4681 Created Table & Namespace WeakRefe...
Date Wed, 16 Aug 2017 00:27:57 GMT
Github user ctubbsii commented on a diff in the pull request:

    https://github.com/apache/accumulo/pull/292#discussion_r133333657
  
    --- Diff: core/src/test/java/org/apache/accumulo/core/client/impl/NamespaceTest.java ---
    @@ -0,0 +1,54 @@
    +/*
    + * Licensed to the Apache Software Foundation (ASF) under one or more
    + * contributor license agreements.  See the NOTICE file distributed with
    + * this work for additional information regarding copyright ownership.
    + * The ASF licenses this file to You under the Apache License, Version 2.0
    + * (the "License"); you may not use this file except in compliance with
    + * the License.  You may obtain a copy of the License at
    + *
    + *     http://www.apache.org/licenses/LICENSE-2.0
    + *
    + * Unless required by applicable law or agreed to in writing, software
    + * distributed under the License is distributed on an "AS IS" BASIS,
    + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    + * See the License for the specific language governing permissions and
    + * limitations under the License.
    + */
    +package org.apache.accumulo.core.client.impl;
    +
    +import static org.junit.Assert.assertEquals;
    +
    +import org.junit.Test;
    +
    +/**
    + * Tests the Namespace ID class, mainly the internal WeakHashMap.
    + */
    +public class NamespaceTest {
    +
    +  @Test
    +  public void testWeakHashMapIncreases() {
    +    String namespaceString = "namespace-testWeakHashMapIncreases";
    +    Integer initialSize = Namespace.ID.cache.asMap().size();
    +    Namespace.ID nsId = Namespace.ID.of(namespaceString);
    +    assertEquals(initialSize + 1, Namespace.ID.cache.asMap().size());
    +    assertEquals(namespaceString, nsId.canonicalID());
    --- End diff --
    
    Could also test that it does not increase after calling again with the same parameter
(`Namespace.ID nsId2 = ....`), and that `assertSame(nsId, nsId2)`.


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