public void Equals_GetHashCode_Contract()
{
var rnd = new System.Random();
var offset = rnd.NextDouble() * 60;
if (rnd.NextDouble() < 0.5)
{
offset *= -1;
}
var leftLine = new List <LineString>
{
GetLineString(offset + 1),
GetLineString(offset + 2)
};
var left = new MultiLineString(leftLine);
var rightLine = new List <LineString>
{
GetLineString(offset + 1),
GetLineString(offset + 2)
};
var right = new MultiLineString(rightLine);
Assert.AreEqual(left, right);
Assert.AreEqual(right, left);
Assert.IsTrue(left.Equals(right));
Assert.IsTrue(left.Equals(left));
Assert.IsTrue(right.Equals(left));
Assert.IsTrue(right.Equals(right));
Assert.IsTrue(left == right);
Assert.IsTrue(right == left);
Assert.AreEqual(left.GetHashCode(), right.GetHashCode());
}
public void TestMultiLineStringEqualsHashCode()
{
var multiLineString1 = new MultiLineString(
new[]
{
new LineStringCoordinates(new[] { new Position(20, 30), new Position(30, 40) }),
new LineStringCoordinates(new[] { new Position(40, 50), new Position(60, 60) })
},
new GeometryParams
{
AdditionalProperties = new Dictionary <string, object> {
{ "a", "b" }
},
BoundingBox = new BoundingBox(new Position(0, 0), new Position(40, 40)),
Crs = Crs.Named("SomeCrs")
});
var multiLineString2 = new MultiLineString(
new[]
{
new LineStringCoordinates(new[] { new Position(20, 30), new Position(30, 40) }),
new LineStringCoordinates(new[] { new Position(40, 50), new Position(60, 60) })
},
new GeometryParams
{
AdditionalProperties = new Dictionary <string, object> {
{ "a", "b" }
},
BoundingBox = new BoundingBox(new Position(0, 0), new Position(40, 40)),
Crs = Crs.Named("SomeCrs")
});
var multiLineString3 = new MultiLineString(
new[]
{
new LineStringCoordinates(new[] { new Position(20, 30), new Position(30, 41) }),
new LineStringCoordinates(new[] { new Position(40, 50), new Position(60, 60) })
},
new GeometryParams
{
AdditionalProperties = new Dictionary <string, object> {
{ "a", "b" }
},
BoundingBox = new BoundingBox(new Position(0, 0), new Position(40, 40)),
Crs = Crs.Named("SomeCrs")
});
var multiLineString4 = new MultiLineString(
new[]
{
new LineStringCoordinates(new[] { new Position(20, 30), new Position(30, 40) }),
new LineStringCoordinates(new[] { new Position(40, 50), new Position(60, 60) })
},
new GeometryParams
{
AdditionalProperties = new Dictionary <string, object> {
{ "b", "c" }
},
BoundingBox = new BoundingBox(new Position(0, 0), new Position(40, 40)),
Crs = Crs.Named("SomeCrs")
});
var multiLineString5 = new MultiLineString(
new[]
{
new LineStringCoordinates(new[] { new Position(20, 30), new Position(30, 40) }),
new LineStringCoordinates(new[] { new Position(40, 50), new Position(60, 60) })
},
new GeometryParams
{
AdditionalProperties = new Dictionary <string, object> {
{ "a", "b" }
},
BoundingBox = new BoundingBox(new Position(0, 0), new Position(40, 41)),
Crs = Crs.Named("SomeCrs")
});
var multiLineString6 = new MultiLineString(
new[]
{
new LineStringCoordinates(new[] { new Position(20, 30), new Position(30, 40) }),
new LineStringCoordinates(new[] { new Position(40, 50), new Position(60, 60) })
},
new GeometryParams
{
AdditionalProperties = new Dictionary <string, object> {
{ "a", "b" }
},
BoundingBox = new BoundingBox(new Position(0, 0), new Position(40, 40)),
Crs = Crs.Named("SomeCrs1")
});
Assert.AreEqual(multiLineString1, multiLineString2);
Assert.AreEqual(multiLineString1.GetHashCode(), multiLineString2.GetHashCode());
Assert.AreNotEqual(multiLineString1, multiLineString3);
Assert.AreNotEqual(multiLineString1.GetHashCode(), multiLineString3.GetHashCode());
Assert.AreNotEqual(multiLineString1, multiLineString4);
Assert.AreNotEqual(multiLineString1.GetHashCode(), multiLineString4.GetHashCode());
Assert.AreNotEqual(multiLineString1, multiLineString5);
Assert.AreNotEqual(multiLineString1.GetHashCode(), multiLineString5.GetHashCode());
Assert.AreNotEqual(multiLineString1, multiLineString6);
Assert.AreNotEqual(multiLineString1.GetHashCode(), multiLineString6.GetHashCode());
}