69 lines
1.7 KiB
C#
69 lines
1.7 KiB
C#
// These tests require 2020.2 because that enabled C# 8.0.
|
|
#if BURST_TESTS_ONLY || UNITY_2020_2_OR_NEWER
|
|
namespace Burst.Compiler.IL.Tests.Shared
|
|
{
|
|
public class Patterns
|
|
{
|
|
[TestCompiler(2)]
|
|
[TestCompiler(1)]
|
|
[TestCompiler(0)]
|
|
public static int PropertyPattern(int x)
|
|
{
|
|
var point = new Point { X = x, Y = 5 };
|
|
|
|
return point switch
|
|
{
|
|
{ X: 2 } => 10,
|
|
{ X: 1 } => 5,
|
|
_ => 0
|
|
};
|
|
}
|
|
|
|
private struct Point
|
|
{
|
|
public int X;
|
|
public int Y;
|
|
}
|
|
|
|
[TestCompiler(1, 2)]
|
|
[TestCompiler(2, 4)]
|
|
[TestCompiler(0, 0)]
|
|
public static int TuplePattern(int x, int y)
|
|
{
|
|
return (x, y) switch
|
|
{
|
|
(1, 2) => 10,
|
|
(2, 4) => 5,
|
|
_ => 0
|
|
};
|
|
}
|
|
|
|
private struct DeconstructablePoint
|
|
{
|
|
public int X;
|
|
public int Y;
|
|
|
|
public void Deconstruct(out int x, out int y) => (x, y) = (X, Y);
|
|
}
|
|
|
|
[TestCompiler(1, -1)]
|
|
[TestCompiler(-1, 1)]
|
|
[TestCompiler(1, 1)]
|
|
[TestCompiler(-1, -1)]
|
|
public static int PositionalPattern(int pointX, int pointY)
|
|
{
|
|
var point = new DeconstructablePoint { X = pointX, Y = pointY };
|
|
|
|
return point switch
|
|
{
|
|
(0, 0) => 0,
|
|
var (x, y) when x > 0 && y > 0 => 1,
|
|
var (x, y) when x < 0 && y > 0 => 2,
|
|
var (x, y) when x < 0 && y < 0 => 3,
|
|
var (x, y) when x > 0 && y < 0 => 4,
|
|
var (_, _) => 5
|
|
};
|
|
}
|
|
}
|
|
}
|
|
#endif |