added test project for AdventOfCode.Extensions

2025-12-14 16:26:21 +01:00
parent dc0d579697
commit 4a5eeb8cf0
4 changed files with 80 additions and 1 deletions
@@ -0,0 +1,37 @@
+using AdventOfCode.Extensions;
+namespace AdventOfCode.Extensions.Tests;
+
+public class EnumerableExtensionsTest
+{
+    [Fact]
+    public void Combinations_12_2_equals_12_21()
+    {
+        int[] data = [1, 2];
+
+        var actual = data.Combinations(2).ToArray();
+
+        Assert.Contains([1, 2], actual);
+    }
+    
+    [Fact]
+    public void Combinations_123_2_equals_12_13_23()
+    {
+        int[] data = [1, 2, 3];
+
+        var actual = data.Combinations(2).ToArray();
+
+        Assert.Contains([1, 2], actual);
+        Assert.Contains([1, 3], actual);
+        Assert.Contains([2, 3], actual);
+    }
+    
+    [Fact]
+    public void Combinations_123_3_equals_123()
+    {
+        int[] data = [1, 2, 3];
+
+        var actual = data.Combinations(3).ToArray();
+
+        Assert.Contains([1, 2, 3], actual);
+    }
+}