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