/// <summary>
/// we fake a double test using long2double conversion of NumericUtils </summary>
private void TestDoubleRange(int precisionStep)
{
string field = "ascfield" + precisionStep;
const long lower = -1000L, upper = +2000L;
Query tq = NumericRangeQuery.NewDoubleRange(field, precisionStep, NumericUtils.SortableInt64ToDouble(lower), NumericUtils.SortableInt64ToDouble(upper), true, true);
TopDocs tTopDocs = Searcher.Search(tq, 1);
Assert.AreEqual(upper - lower + 1, tTopDocs.TotalHits, "Returned count of range query must be equal to inclusive range length");
Filter tf = NumericRangeFilter.NewDoubleRange(field, precisionStep, NumericUtils.SortableInt64ToDouble(lower), NumericUtils.SortableInt64ToDouble(upper), true, true);
tTopDocs = Searcher.Search(new MatchAllDocsQuery(), tf, 1);
Assert.AreEqual(upper - lower + 1, tTopDocs.TotalHits, "Returned count of range filter must be equal to inclusive range length");
}
/// <summary>we fake a double test using long2double conversion of NumericUtils </summary>
private void TestDoubleRange(int precisionStep)
{
System.String field = "ascfield" + precisionStep;
long lower = -1000L;
long upper = +2000L;
System.Double tempAux = (double)NumericUtils.SortableLongToDouble(lower);
System.Double tempAux2 = (double)NumericUtils.SortableLongToDouble(upper);
Query tq = NumericRangeQuery.NewDoubleRange(field, precisionStep, tempAux, tempAux2, true, true);
TopDocs tTopDocs = searcher.Search(tq, 1);
Assert.AreEqual(upper - lower + 1, tTopDocs.totalHits, "Returned count of range query must be equal to inclusive range length");
System.Double tempAux3 = (double)NumericUtils.SortableLongToDouble(lower);
System.Double tempAux4 = (double)NumericUtils.SortableLongToDouble(upper);
Filter tf = NumericRangeFilter.NewDoubleRange(field, precisionStep, tempAux3, tempAux4, true, true);
tTopDocs = searcher.Search(new MatchAllDocsQuery(), tf, 1);
Assert.AreEqual(upper - lower + 1, tTopDocs.totalHits, "Returned count of range filter must be equal to inclusive range length");
}
public virtual void TestInfiniteValues()
{
Directory dir = NewDirectory();
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())));
Document doc = new Document();
doc.Add(new DoubleField("double", double.NegativeInfinity, Field.Store.NO));
doc.Add(new Int64Field("long", long.MinValue, Field.Store.NO));
writer.AddDocument(doc);
doc = new Document();
doc.Add(new DoubleField("double", double.PositiveInfinity, Field.Store.NO));
doc.Add(new Int64Field("long", long.MaxValue, Field.Store.NO));
writer.AddDocument(doc);
doc = new Document();
doc.Add(new DoubleField("double", 0.0, Field.Store.NO));
doc.Add(new Int64Field("long", 0L, Field.Store.NO));
writer.AddDocument(doc);
foreach (double d in TestNumericUtils.DOUBLE_NANs)
{
doc = new Document();
doc.Add(new DoubleField("double", d, Field.Store.NO));
writer.AddDocument(doc);
}
writer.Dispose();
IndexReader r = DirectoryReader.Open(dir);
IndexSearcher s = NewSearcher(r);
Query q = NumericRangeQuery.NewInt64Range("long", null, null, true, true);
TopDocs topDocs = s.Search(q, 10);
Assert.AreEqual(3, topDocs.ScoreDocs.Length, "Score doc count");
q = NumericRangeQuery.NewInt64Range("long", null, null, false, false);
topDocs = s.Search(q, 10);
Assert.AreEqual(3, topDocs.ScoreDocs.Length, "Score doc count");
q = NumericRangeQuery.NewInt64Range("long", long.MinValue, long.MaxValue, true, true);
topDocs = s.Search(q, 10);
Assert.AreEqual(3, topDocs.ScoreDocs.Length, "Score doc count");
q = NumericRangeQuery.NewInt64Range("long", long.MinValue, long.MaxValue, false, false);
topDocs = s.Search(q, 10);
Assert.AreEqual(1, topDocs.ScoreDocs.Length, "Score doc count");
q = NumericRangeQuery.NewDoubleRange("double", null, null, true, true);
topDocs = s.Search(q, 10);
Assert.AreEqual(3, topDocs.ScoreDocs.Length, "Score doc count");
q = NumericRangeQuery.NewDoubleRange("double", null, null, false, false);
topDocs = s.Search(q, 10);
Assert.AreEqual(3, topDocs.ScoreDocs.Length, "Score doc count");
q = NumericRangeQuery.NewDoubleRange("double", double.NegativeInfinity, double.PositiveInfinity, true, true);
topDocs = s.Search(q, 10);
Assert.AreEqual(3, topDocs.ScoreDocs.Length, "Score doc count");
q = NumericRangeQuery.NewDoubleRange("double", double.NegativeInfinity, double.PositiveInfinity, false, false);
topDocs = s.Search(q, 10);
Assert.AreEqual(1, topDocs.ScoreDocs.Length, "Score doc count");
q = NumericRangeQuery.NewDoubleRange("double", double.NaN, double.NaN, true, true);
topDocs = s.Search(q, 10);
Assert.AreEqual(TestNumericUtils.DOUBLE_NANs.Length, topDocs.ScoreDocs.Length, "Score doc count");
r.Dispose();
dir.Dispose();
}
/// <summary> Factory that creates a <code>NumericRangeFilter</code>, that queries a <code>double</code>
/// range using the default <code>precisionStep</code> {@link NumericUtils#PRECISION_STEP_DEFAULT} (4).
/// You can have half-open ranges (which are in fact </≤ or >/≥ queries)
/// by setting the min or max value to <code>null</code>. By setting inclusive to false, it will
/// match all documents excluding the bounds, with inclusive on, the boundaries are hits, too.
/// </summary>
public static NumericRangeFilter NewDoubleRange(System.String field, System.Double min, System.Double max, bool minInclusive, bool maxInclusive)
{
return(new NumericRangeFilter(NumericRangeQuery.NewDoubleRange(field, min, max, minInclusive, maxInclusive)));
}
