accumulo-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From milleruntime <...@git.apache.org>
Subject [GitHub] accumulo pull request #292: ACCUMULO-4681 Created Table & Namespace WeakRefe...
Date Thu, 17 Aug 2017 12:13:42 GMT
Github user milleruntime commented on a diff in the pull request:

    https://github.com/apache/accumulo/pull/292#discussion_r133695113
  
    --- Diff: core/src/test/java/org/apache/accumulo/core/client/impl/NamespaceTest.java ---
    @@ -17,38 +17,73 @@
     package org.apache.accumulo.core.client.impl;
     
     import static org.junit.Assert.assertEquals;
    +import static org.junit.Assert.assertSame;
    +import static org.junit.Assert.assertTrue;
    +import static org.junit.Assert.fail;
     
    +import org.junit.Rule;
     import org.junit.Test;
    +import org.junit.rules.TestName;
     
     /**
    - * Tests the Namespace ID class, mainly the internal WeakHashMap.
    + * Tests the Namespace ID class, mainly the internal cache.
      */
     public class NamespaceTest {
    +  @Rule
    +  public TestName name = new TestName();
     
       @Test
    -  public void testWeakHashMapIncreases() {
    -    String namespaceString = "namespace-testWeakHashMapIncreases";
    -    Integer initialSize = Namespace.ID.cache.asMap().size();
    +  public void testCacheIncreases() {
    +    String namespaceString = "namespace-" + name.getMethodName();
    +    Long initialSize = Namespace.ID.cache.asMap().entrySet().stream().count();
         Namespace.ID nsId = Namespace.ID.of(namespaceString);
    -    assertEquals(initialSize + 1, Namespace.ID.cache.asMap().size());
    +    assertEquals(initialSize + 1, Namespace.ID.cache.asMap().entrySet().stream().count());
         assertEquals(namespaceString, nsId.canonicalID());
       }
     
       @Test
    -  public void testWeakHashMapNoDuplicates() {
    -    String namespaceString = "namespace-testWeakHashMapNoDuplicates";
    -    Integer initialSize = Namespace.ID.cache.asMap().size();
    +  public void testCacheNoDuplicates() {
    +    String namespaceString = "namespace-" + name.getMethodName();
    +    Long initialSize = Namespace.ID.cache.asMap().entrySet().stream().count();
         Namespace.ID nsId = Namespace.ID.of(namespaceString);
    -    assertEquals(initialSize + 1, Namespace.ID.cache.asMap().size());
    +    assertEquals(initialSize + 1, Namespace.ID.cache.asMap().entrySet().stream().count());
         assertEquals(namespaceString, nsId.canonicalID());
     
         // ensure duplicates are not created
         Namespace.ID builtInNamespaceId = Namespace.ID.of("+accumulo");
    -    assertEquals(Namespace.ID.ACCUMULO, builtInNamespaceId);
    +    assertSame(Namespace.ID.ACCUMULO, builtInNamespaceId);
         builtInNamespaceId = Namespace.ID.of("+default");
    -    assertEquals(Namespace.ID.DEFAULT, builtInNamespaceId);
    +    assertSame(Namespace.ID.DEFAULT, builtInNamespaceId);
         nsId = Namespace.ID.of(namespaceString);
    -    assertEquals(initialSize + 1, Namespace.ID.cache.asMap().size());
    +    assertEquals(initialSize + 1, Namespace.ID.cache.asMap().entrySet().stream().count());
         assertEquals(namespaceString, nsId.canonicalID());
    +    Namespace.ID nsId2 = Namespace.ID.of(namespaceString);
    +    assertEquals(initialSize + 1, Namespace.ID.cache.asMap().entrySet().stream().count());
    +    assertSame(nsId, nsId2);
    +  }
    +
    +  @Test(timeout = 60_000)
    +  public void testCacheDecreasesAfterGC() {
    +    generateJunkCacheEntries();
    +    Long initialSize = Namespace.ID.cache.asMap().entrySet().stream().count();
    --- End diff --
    
    Ah yeah good thinking.


---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastructure@apache.org or file a JIRA ticket
with INFRA.
---

Mime
View raw message