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From joshelser <...@git.apache.org>
Subject [GitHub] accumulo pull request #159: ACCUMULO-1280: many changes for closing iterator...
Date Tue, 28 Mar 2017 16:44:33 GMT
Github user joshelser commented on a diff in the pull request:

    https://github.com/apache/accumulo/pull/159#discussion_r108473678
  
    --- Diff: core/src/test/java/org/apache/accumulo/core/iterators/system/ColumnFamilySkippingIteratorTest.java
---
    @@ -236,4 +237,45 @@ public void test3() throws Exception {
     
         // System.out.println(ci.getCount());
       }
    +
    +  private static class CloseTestIter extends SortedMapIterator {
    +
    +    int closeCallCount = 0;
    +
    +    public CloseTestIter(SortedMap<Key,Value> map) {
    +      super(map);
    +    }
    +
    +    @Override
    +    public void close() {
    +      System.out.println("Closing inner CloseIterator.");
    +      closeCallCount++;
    +    }
    +  }
    +
    +  public void testClose() throws Exception {
    +    TreeMap<Key,Value> tm = new TreeMap<>();
    +    put(tm, "r1", "cf1", "cq1", 5, "v1");
    +    put(tm, "r1", "cf1", "cq3", 5, "v2");
    +    put(tm, "r2", "cf1", "cq1", 5, "v3");
    +    put(tm, "r2", "cf2", "cq4", 5, "v4");
    +    put(tm, "r2", "cf2", "cq5", 5, "v5");
    +    put(tm, "r3", "cf3", "cq6", 5, "v6");
    +
    +    CloseTestIter closeIter = new CloseTestIter(tm);
    +    ColumnFamilySkippingIterator cfi = new ColumnFamilySkippingIterator(closeIter);
    +
    +    assertEquals(0, closeIter.closeCallCount);
    +    HashSet<ByteSequence> colfams = new HashSet<>();
    +    colfams.add(new ArrayByteSequence("cf2"));
    +    cfi.seek(new Range(), colfams, true);
    +    testAndCallnext(cfi, "r2", "cf2", "cq4", 5, "v4");
    +    testAndCallnext(cfi, "r2", "cf2", "cq5", 5, "v5");
    +    assertFalse(cfi.hasTop());
    +
    +    System.out.println("Closing ColumnFamilySkippingIterator");
    +    cfi.close();
    --- End diff --
    
    Aha! I see. Sorry about that.
    
    Do we have an IntegrationTest that checks for the TabletServer invoking the close method?


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