public virtual void TestIsCacheAble()
{
Directory dir = NewDirectory();
RandomIndexWriter writer = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
this,
#endif
Random, dir);
writer.AddDocument(new Document());
writer.Dispose();
IndexReader reader = SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(dir));
// not cacheable:
AssertDocIdSetCacheable(reader, new QueryWrapperFilter(new TermQuery(new Term("test", "value"))), false);
// returns default empty docidset, always cacheable:
AssertDocIdSetCacheable(reader, NumericRangeFilter.NewInt32Range("test", Convert.ToInt32(10000), Convert.ToInt32(-10000), true, true), true);
// is cacheable:
AssertDocIdSetCacheable(reader, FieldCacheRangeFilter.NewInt32Range("test", Convert.ToInt32(10), Convert.ToInt32(20), true, true), true);
// a fixedbitset filter is always cacheable
AssertDocIdSetCacheable(reader, new FilterAnonymousInnerClassHelper3(this), true);
reader.Dispose();
dir.Dispose();
}
public virtual void TestInverseRange()
{
AtomicReaderContext context = (AtomicReaderContext)SlowCompositeReaderWrapper.Wrap(Reader).Context;
NumericRangeFilter <int> f = NumericRangeFilter.NewInt32Range("field8", 8, 1000, -1000, true, true);
Assert.IsNull(f.GetDocIdSet(context, (context.AtomicReader).LiveDocs), "A inverse range should return the null instance");
f = NumericRangeFilter.NewInt32Range("field8", 8, int.MaxValue, null, false, false);
Assert.IsNull(f.GetDocIdSet(context, (context.AtomicReader).LiveDocs), "A exclusive range starting with Integer.MAX_VALUE should return the null instance");
f = NumericRangeFilter.NewInt32Range("field8", 8, null, int.MinValue, false, false);
Assert.IsNull(f.GetDocIdSet(context, (context.AtomicReader).LiveDocs), "A exclusive range ending with Integer.MIN_VALUE should return the null instance");
}
/// <summary>
/// test for both constant score and boolean query, the other tests only use the constant score mode </summary>
private void TestRange(int precisionStep)
{
string field = "field" + precisionStep;
int count = 3000;
int lower = (Distance * 3 / 2) + StartOffset, upper = lower + count * Distance + (Distance / 3);
NumericRangeQuery <int> q = NumericRangeQuery.NewInt32Range(field, precisionStep, lower, upper, true, true);
NumericRangeFilter <int> f = NumericRangeFilter.NewInt32Range(field, precisionStep, lower, upper, true, true);
for (sbyte i = 0; i < 3; i++)
{
TopDocs topDocs;
string type;
switch (i)
{
case 0:
type = " (constant score filter rewrite)";
q.MultiTermRewriteMethod = MultiTermQuery.CONSTANT_SCORE_FILTER_REWRITE;
topDocs = Searcher.Search(q, null, NoDocs, Sort.INDEXORDER);
break;
case 1:
type = " (constant score boolean rewrite)";
q.MultiTermRewriteMethod = MultiTermQuery.CONSTANT_SCORE_BOOLEAN_QUERY_REWRITE;
topDocs = Searcher.Search(q, null, NoDocs, Sort.INDEXORDER);
break;
case 2:
type = " (filter)";
topDocs = Searcher.Search(new MatchAllDocsQuery(), f, NoDocs, Sort.INDEXORDER);
break;
default:
return;
}
ScoreDoc[] sd = topDocs.ScoreDocs;
Assert.IsNotNull(sd);
Assert.AreEqual(count, sd.Length, "Score doc count" + type);
Document doc = Searcher.Doc(sd[0].Doc);
Assert.AreEqual(2 * Distance + StartOffset, doc.GetField(field).GetInt32Value().Value, "First doc" + type);
doc = Searcher.Doc(sd[sd.Length - 1].Doc);
Assert.AreEqual((1 + count) * Distance + StartOffset, doc.GetField(field).GetInt32Value().Value, "Last doc" + type);
}
}
