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LUCENE-7414: TestUtil.checkIterator can make tests very slow

This commit is contained in:
Robert Muir 2016-08-16 16:12:55 -04:00
parent 7072458ea4
commit 18373e1129
1 changed files with 8 additions and 5 deletions
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13
lucene/test-framework/src/java/org/apache/lucene/util/TestUtil.java
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@ -177,11 +177,14 @@ public final class TestUtil {
assert hasNext;
T v = iterator.next();
assert allowNull || v != null;
try {
iterator.remove();
throw new AssertionError("broken iterator (supports remove): " + iterator);
} catch (UnsupportedOperationException expected) {
// ok
// for the first element, check that remove is not supported
if (i == 0) {
try {
iterator.remove();
throw new AssertionError("broken iterator (supports remove): " + iterator);
} catch (UnsupportedOperationException expected) {
// ok
}
}
}
assert !iterator.hasNext();