/* 
 * 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 System;
using Lucene.Net.Spatial.Queries;
using NUnit.Framework;
using Spatial4n.Core.Context;
using Spatial4n.Core.Shapes;

namespace Lucene.Net.Contrib.Spatial.Test.Queries
{
    public class SpatialArgsParserTest
    {
        private readonly SpatialContext ctx = SpatialContext.GEO;

        //The args parser is only dependent on the ctx for IO so I don't care to test
        // with other implementations.

        [Test]
        public void TestArgParser()
        {
            SpatialArgsParser parser = new SpatialArgsParser();

            String arg = SpatialOperation.IsWithin + "(-10 -20 10 20)";
            SpatialArgs outValue = parser.Parse(arg, ctx);
            Assert.AreEqual(SpatialOperation.IsWithin, outValue.Operation);
            Rectangle bounds = (Rectangle)outValue.Shape;
            Assert.AreEqual(-10.0, bounds.GetMinX(), 0D);
            Assert.AreEqual(10.0, bounds.GetMaxX(), 0D);

            // Disjoint should not be scored
            arg = SpatialOperation.IsDisjointTo + " (-10 10 -20 20)";
            outValue = parser.Parse(arg, ctx);
            Assert.AreEqual(SpatialOperation.IsDisjointTo, outValue.Operation);

            try
            {
                parser.Parse(SpatialOperation.IsDisjointTo + "[ ]", ctx);
                Assert.True(false, "spatial operations need args");
            }
            catch (Exception)
            {
                //expected
            }

            try
            {
                parser.Parse("XXXX(-10 10 -20 20)", ctx);
                Assert.True(false, "unknown operation!");
            }
            catch (Exception)
            {
                //expected
            }
        }
    }
}
