private static GeometryCollection DoTest(Type expectedType)
{
string name = expectedType.Name;
string file = string.Format("{0}s", name.ToLowerInvariant());
string resname = string.Format("NetTopologySuite.Tests.NUnit.TestData.{0}.xml", file);
string xml = new StreamReader(EmbeddedResourceManager.GetResourceStream(resname)).ReadToEnd();
var gr = new GMLReader();
GeometryCollection gc = null;
// different target frameworks have different overload sets...
foreach (var readMethod in GetReadMethods())
{
gc = (GeometryCollection)readMethod(gr, xml);
Assert.IsTrue(gc.NumGeometries == 25);
for (int i = 0; i < 25; i++)
{
var g = gc.GetGeometryN(i);
Assert.IsNotNull(g);
Assert.IsInstanceOf(expectedType, g);
}
}
return(gc);
}
private static void ReadAndTest(string file)
{
Console.WriteLine(file);
string gml;
using (var fl = EmbeddedResourceManager.GetResourceStream("NetTopologySuite.Samples.Tests.Various." + file))
{
gml = new StreamReader(fl).ReadToEnd();
}
var xmlDoc = new XmlDocument();
xmlDoc.LoadXml(gml);
string gmlNode = xmlDoc.DocumentElement.FirstChild.NextSibling.FirstChild.LastChild.InnerXml;
Console.WriteLine(gmlNode);
var gmlReader = new NetTopologySuite.IO.GML2.GMLReader();
var geom = gmlReader.Read(gmlNode);
Assert.IsNotNull(geom);
Assert.IsFalse(geom.IsEmpty);
Console.WriteLine(geom.ToString());
Console.WriteLine(new string('=', 60));
}
public void TestPerformanceAfrica()
{
using (var file = EmbeddedResourceManager.GetResourceStream("NetTopologySuite.Tests.NUnit.TestData.africa.wkt"))
{
// runTest(TestFiles.DATA_DIR + "world.wkt");
PerformanceTest(file);
}
}
public void TestAll()
{
string name = "NetTopologySuite.Tests.NUnit.TestData.europe.wkt";
var stream = EmbeddedResourceManager.GetResourceStream(name);
CheckInteriorPointFile(stream, name);
name = "NetTopologySuite.Tests.NUnit.TestData.africa.wkt";
stream = EmbeddedResourceManager.GetResourceStream(name);
CheckInteriorPointFile(stream, name);
}
public void TestEurope()
{
#if !PCL
var filePath = EmbeddedResourceManager.SaveEmbeddedResourceToTempFile(
"NetTopologySuite.Tests.NUnit.TestData.europe.wkt");
RunTest(filePath,
CascadedPolygonUnionTester.MinSimilarityMeaure);
EmbeddedResourceManager.CleanUpTempFile(filePath);
#else
var europe = EmbeddedResourceManager.GetResourceStream("NetTopologySuite.Tests.NUnit.TestData.europe.wkt");
RunTest(europe, CascadedPolygonUnionTester.MinSimilarityMeaure);
#endif
}
private GeometryCollection LoadData()
{
List <Geometry> data = null;
try
{
data = readWKTFile(EmbeddedResourceManager.GetResourceStream("NetTopologySuite.Tests.NUnit.TestData.world.wkt"));
}
catch (Exception e)
{
Console.WriteLine(e.StackTrace);
}
return(Factory.CreateGeometryCollection(data.ToArray()));
}
public void Test()
{
Trace.WriteLine("Loading data...");
var data = GeometryUtils.ReadWKTFile(EmbeddedResourceManager.GetResourceStream(
"NetTopologySuite.Tests.NUnit.TestData.world.wkt"));
const int maxTimes = 5;
for (int i = 1; i <= maxTimes; i++)
{
Trace.WriteLine(string.Format("Iteration {0} of {1} started", i, maxTimes));
RunDissolverWorld(data);
RunBruteForceWorld(data);
Trace.WriteLine(string.Format("Iteration {0} of {1} terminated", i, maxTimes));
Trace.WriteLine(Environment.NewLine);
}
Trace.WriteLine("Test terminated");
}
public void TestNewResultsIdenticalToOldResults()
{
// at 0.02, Simplify deletes about 50% of world.wkt points
const double DistanceTolerance = 0.02;
int pointsRemoved = 0;
int totalPointCount = 0;
// track how long the new takes compared to the old
long oldTicks = 0;
long newTicks = 0;
using (var file = EmbeddedResourceManager.GetResourceStream("NetTopologySuite.Tests.NUnit.TestData.world.wkt"))
{
foreach (LineString line in IOUtil.ReadWKTFile(new StreamReader(file)).SelectMany(LinearComponentExtracter.GetLines))
{
var coordinates = line.Coordinates;
var sw = Stopwatch.StartNew();
var oldResults = OldVWLineSimplifier.Simplify(coordinates, DistanceTolerance);
sw.Stop();
oldTicks += sw.ElapsedTicks;
sw.Restart();
var newResults = VWLineSimplifier.Simplify(coordinates, DistanceTolerance);
sw.Stop();
newTicks += sw.ElapsedTicks;
CollectionAssert.AreEqual(oldResults, newResults);
pointsRemoved += coordinates.Length - newResults.Length;
totalPointCount += coordinates.Length;
}
}
TestContext.WriteLine("Total: Removed {0} of {1} points (reduction: {2:P0}).", pointsRemoved, totalPointCount, pointsRemoved / (double)totalPointCount);
TestContext.WriteLine("Old: {0:N3} seconds. New: {1:N3} seconds (reduction: {2:P0}).", oldTicks / (double)Stopwatch.Frequency, newTicks / (double)Stopwatch.Frequency, (oldTicks - newTicks) / (double)oldTicks);
}
public void TestBase64TextFiles()
{
// taken from: https://raw.githubusercontent.com/SharpMap/SharpMap/5289522c26e77584eaa95428c1bd2202ff18a340/UnitTests/TestData/Base%2064.txt
TestBase64TextFile(EmbeddedResourceManager.GetResourceStream("NetTopologySuite.Tests.NUnit.TestData.Base 64.txt"));
}
public void TestEurope()
{
var europe = EmbeddedResourceManager.GetResourceStream("NetTopologySuite.Tests.NUnit.TestData.europe.wkt");
RunTest(europe, CascadedPolygonUnionTester.MinSimilarityMeaure);
}
public void TestAfrica()
{
var africa = EmbeddedResourceManager.GetResourceStream("NetTopologySuite.Tests.NUnit.TestData.africa.wkt");
RunTest(africa, CascadedPolygonUnionTester.MinSimilarityMeaure);
}
////[TestCase("africa.wkt")]
public void TestAll(string name)
{
var stream = EmbeddedResourceManager.GetResourceStream($"NetTopologySuite.Tests.NUnit.TestData.{name}");
CheckInteriorPointFile(stream, name);
}
