37 lines
812 B
C#
37 lines
812 B
C#
using AdventOfCode.Extensions;
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namespace AdventOfCode.Extensions.Tests;
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public class EnumerableExtensionsTest
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{
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[Fact]
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public void Combinations_12_2_equals_12_21()
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{
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int[] data = [1, 2];
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var actual = data.Combinations(2).ToArray();
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Assert.Contains([1, 2], actual);
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}
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[Fact]
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public void Combinations_123_2_equals_12_13_23()
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{
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int[] data = [1, 2, 3];
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var actual = data.Combinations(2).ToArray();
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Assert.Contains([1, 2], actual);
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Assert.Contains([1, 3], actual);
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Assert.Contains([2, 3], actual);
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}
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[Fact]
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public void Combinations_123_3_equals_123()
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{
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int[] data = [1, 2, 3];
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var actual = data.Combinations(3).ToArray();
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Assert.Contains([1, 2, 3], actual);
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}
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} |