Jo Shields a575963da9 Imported Upstream version 3.6.0
Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14
2014-08-13 10:39:27 +01:00

64 lines
1.9 KiB
C#

/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using Lucene.Net.Spatial.Prefix.Tree;
using Lucene.Net.Util;
using NUnit.Framework;
using Spatial4n.Core.Context;
using Spatial4n.Core.Shapes;
namespace Lucene.Net.Contrib.Spatial.Test.Prefix.Tree
{
public class SpatialPrefixTreeTest : LuceneTestCase
{
//TODO plug in others and test them
private SpatialContext ctx;
private SpatialPrefixTree trie;
[SetUp]
public override void SetUp()
{
base.SetUp();
ctx = SpatialContext.GEO;
trie = new GeohashPrefixTree(ctx, 4);
}
[Test]
public void testNodeTraverse()
{
Node prevN = null;
Node n = trie.GetWorldNode();
Assert.AreEqual(0, n.GetLevel());
Assert.AreEqual(ctx.GetWorldBounds(), n.GetShape());
while (n.GetLevel() < trie.GetMaxLevels())
{
prevN = n;
var it = n.GetSubCells().GetEnumerator();
it.MoveNext();
n = it.Current; //TODO random which one?
Assert.AreEqual(prevN.GetLevel() + 1, n.GetLevel());
Rectangle prevNShape = (Rectangle) prevN.GetShape();
Shape s = n.GetShape();
Rectangle sbox = s.GetBoundingBox();
Assert.IsTrue(prevNShape.GetWidth() > sbox.GetWidth());
Assert.IsTrue(prevNShape.GetHeight() > sbox.GetHeight());
}
}
}
}