Aspose.GIS for .NET 24.6 Release Notes

            // out of range latitude test
            string sourcePath = @"issues\UkraineControlMapAO02JUN2024.shp";
            string destinationPath = "UkraineControlMapAO02JUN2024.kml";
            VectorLayer.Convert(sourcePath, Drivers.Shapefile, destinationPath, Drivers.Kml);
            using (var layer = VectorLayer.Open(destinationPath, Drivers.Kml))
            {
                Assert.AreEqual(11, layer.Count);
                Assert.AreEqual(8, layer.Attributes.Count);
            }

    [TestFixture]
    public class PostGisTests : TestFixtureBase
    {
        private DbConnection _conn;

        [OneTimeSetUp]
        public void SetUp()
        {
            _conn = new NpgsqlConnection(TestConfiguration.PostGisConnectionString);
            var testDataFile = Path.Combine(TestConfiguration.TestDataPath, "postgis", "belarus.sql");

            using (var cmd = _conn.CreateCommand())
            {
                try
                {
                    cmd.CommandText = File.ReadAllText(testDataFile);
                    _conn.Open();
                    cmd.ExecuteNonQuery();
                }
                catch
                {
                    Console.WriteLine("Error during loading file " + testDataFile);
                    throw;
                }
            }

        }

        [OneTimeTearDown]
        public void TearDown()
        {
            _conn?.Dispose();
        }

        [Test]
        public async Task NeighboringRegionsBasicUsage()
        {
            var builder = new DatabaseDataSourceBuilder();

            builder
                .FromQuery(@"
                        SELECT 
	                        a.osm_id, a.name, a.admin_level, a.boundary, a.population, a.way_area, ST_AsEWKB(a.way) AS way
                        FROM 
	                        tmp_planet_osm_belarus AS a
                        JOIN
	                        tmp_planet_osm_belarus AS b ON b.name = 'Гомельская вобласць'
                        WHERE
	                        ST_Touches(a.way, b.way);
                ")
                .GeometryField("way")
                .AddAttribute("osm_id", AttributeDataType.Long)
                .AddAttribute("name", AttributeDataType.String);

            var layer = await builder.Build().ReadAsync(_conn);

            CollectionAssert.AreEquivalent(new[] { "Мінская вобласць", "Брэсцкая вобласць", "Магілёўская вобласць" }, layer.Select(x => (string)x.GetValue("name")));
        }

        [Test]
        public async Task NeighboringRegionsWithSeparateSridField()
        {
            var builder = new DatabaseDataSourceBuilder();

            builder
                .FromQuery(@"
                        SELECT 
	                        a.osm_id, a.name, a.admin_level, a.boundary, a.population, a.way_area, ST_AsBinary(a.way) AS way, ST_SRID(a.way) AS srid
                        FROM 
	                        tmp_planet_osm_belarus AS a
                        JOIN
	                        tmp_planet_osm_belarus AS b ON b.name = 'Гомельская вобласць'
                        WHERE
	                        ST_Touches(a.way, b.way);
                ")
                .GeometryField("way")
                .AddAttribute("osm_id", AttributeDataType.Long)
                .AddAttribute("name", AttributeDataType.String)
                .SridField("srid");

            var layer = await builder.Build().ReadAsync(_conn);

            // WebMercator because it is a predefined value in the test data, ST_AsBinary wouldn't return srid information.
            Assert.That(layer.Select(x => x.Geometry.SpatialReferenceSystem), Has.All.EqualTo(SpatialReferenceSystem.WebMercator));
        }

        [Test]
        public async Task NeighboringRegionsWithSeparateSridFieldAndEWKB()
        {
            var builder = new DatabaseDataSourceBuilder();

            builder
                .FromQuery(@"
                        SELECT 
	                        a.osm_id, a.name, a.admin_level, a.boundary, a.population, a.way_area, ST_AsEWKB(a.way) AS way, 4326 AS srid
                        FROM 
	                        tmp_planet_osm_belarus AS a
                        JOIN
	                        tmp_planet_osm_belarus AS b ON b.name = 'Гомельская вобласць'
                        WHERE
	                        ST_Touches(a.way, b.way);
                ")
                .GeometryField("way")
                .AddAttribute("osm_id", AttributeDataType.Long)
                .AddAttribute("name", AttributeDataType.String)
                .SridField("srid");

            var layer = await builder.Build().ReadAsync(_conn);

            // Wgs84 (4326) is wrong srs, the right one is this WebMercator but we're deliberately overriding to the wrong one to check that despite the use of ST_AsEWKB
            // overridden value is preferred.
            Assert.That(layer.Select(x => x.Geometry.SpatialReferenceSystem), Has.All.EqualTo(SpatialReferenceSystem.Wgs84));
        }

        [Test]
        public async Task NeighboringRegionsWithAdditionalSrsQuery()
        {
            var builder = new DatabaseDataSourceBuilder();
            var referenceSrs = SpatialReferenceSystem.CreateFromEpsg(4284);

            builder
                .FromQuery(@"
                        SELECT 
	                        a.osm_id, a.name, a.admin_level, a.boundary, a.population, a.way_area, ST_AsEWKB(ST_Transform(a.way, 4284)) AS way
                        FROM 
	                        tmp_planet_osm_belarus AS a
                        JOIN
	                        tmp_planet_osm_belarus AS b ON b.name = 'Гомельская вобласць'
                        WHERE
	                        ST_Touches(a.way, b.way);
                ")
                .GeometryField("way")
                .AddAttribute("osm_id", AttributeDataType.Long)
                .AddAttribute("name", AttributeDataType.String)
                .UseExternalSrsFromQuery(
                    @"SELECT auth_srid, srtext FROM spatial_ref_sys
                    WHERE srid = 4284"
                )
                .ExternalSrsFields("auth_srid", "srtext");

            var layer = await builder.Build().ReadAsync(_conn);

            CollectionAssert.AreEquivalent(new[] { "Мінская вобласць", "Брэсцкая вобласць", "Магілёўская вобласць" }, layer.Select(x => (string)x.GetValue("name")));

            // In case using UseExternalSrsFromQuery we extract information about SRS from db
            // avoiding the use of an embedded SRS information
            Assert.That(layer.Select(x => referenceSrs.Name == x.Geometry.SpatialReferenceSystem.Name).ToArray(), Is.All.EqualTo(true));            
        }
    }