public void TileSchemaWithExtentThatDoesNotStartInOriginShouldReturnNoTiles()
{
// arrange
var schema = new WkstNederlandSchema {
Extent = new Extent(187036, 331205, 187202, 331291)
};
var mapExtent = new Extent(187256.999043765, 331197.712996388, 187437.576002535, 331303.350517269);
// act
var tileInfos = schema.GetTileInfos(mapExtent, 14);
// assert
Assert.AreEqual(tileInfos.Count(), 0);
}
public void TileSchemaWithExtentThatDoesOriginateInOriginAndWithInverteYShouldReturnCorrectNumberOfTiles()
{
// arrange
var schemaExtent = new Extent(187009, 331184, 187189, 331290);
var schema = new WkstNederlandSchema {
Extent = schemaExtent, OriginY = -22598.080, YAxis = YAxis.OSM
};
var requestExtent = GrowExtent(schemaExtent, schemaExtent.Width);
// act
var tileInfos = schema.GetTileInfos(requestExtent, 14);
// assert
Assert.True(TilesWithinEnvelope(tileInfos, schemaExtent));
Assert.True(Math.Abs(TileAreaWithinEnvelope(tileInfos, schemaExtent) - schemaExtent.Area) < Epsilon);
}