Add RangeBan

2025-05-25 01:47:34 +02:00
parent a784ec1ff8
commit e099ee5071
5 changed files with 231 additions and 0 deletions
@@ -0,0 +1,27 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net9.0</TargetFramework>
+        <LangVersion>latest</LangVersion>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <IsPackable>false</IsPackable>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="coverlet.collector" Version="6.0.2"/>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0"/>
+        <PackageReference Include="NUnit" Version="4.3.2" />
+        <PackageReference Include="NUnit.Analyzers" Version="4.4.0"/>
+        <PackageReference Include="NUnit3TestAdapter" Version="4.6.0"/>
+    </ItemGroup>
+
+    <ItemGroup>
+        <Using Include="NUnit.Framework"/>
+    </ItemGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\RangeBan\RangeBan.csproj" />
+    </ItemGroup>
+
+</Project>
@@ -0,0 +1,61 @@
+namespace RangeBan.Tests;
+
+[TestFixture]
+public class IpRangeTests
+{
+    [Test]
+    public void IsInRange_WithNullInput_ReturnsFalse()
+    {
+        Assert.That(RangeBan.IsInRange("192.168.1.0/24", null), Is.False);
+    }
+
+    [Test]
+    public void IsInRange_WithEmptyInput_ReturnsFalse()
+    {
+        Assert.That(RangeBan.IsInRange("192.168.1.0/24", ""), Is.False);
+    }
+
+    [Test]
+    public void IsInRange_WithInvalidRange_ReturnsFalse()
+    {
+        Assert.That(RangeBan.IsInRange("invalid-range", "192.168.1.1"), Is.False);
+    }
+
+    [TestCase("192.168.1.0/24", "192.168.1.1", true)]
+    [TestCase("192.168.1.0/24", "192.168.1.254", true)]
+    [TestCase("192.168.1.0/24", "192.168.2.1", false)]
+    [TestCase("192.168.1.0/24", "10.0.0.1", false)]
+    [TestCase("176.2.0.0/16", "176.2.73.23", true)]
+    [TestCase("176.2.0.0/16", "176.2.70.50", true)]
+    public void IsInRange_WithCidrNotation_ReturnsExpectedResult(string range, string ip, bool expected)
+    {
+        Assert.That(RangeBan.IsInRange(range, ip), Is.EqualTo(expected));
+    }
+
+    [TestCase("192.168.2.0/33")]
+    [TestCase("192.168.1.0/invalid")]
+    public void IsInRange_WithInvalidCidrNotation_ReturnsFalse(string range)
+    {
+        Assert.That(RangeBan.IsInRange(range, "192.168.1.1"), Is.False);
+    }
+
+    [Test]
+    public void IsInRange_WithInvalidIpAddress_ThrowsArgumentException()
+    {
+        Assert.Throws<ArgumentException>(() => RangeBan.IsInRange("192.168.1.0/24", "invalid.ip.address"));
+    }
+
+    [TestCase("192.168.1.0/24", "192.168.1")]
+    [TestCase("192.168.1.0/24", "192.168.1.1.1")]
+    [TestCase("192.168.1.0/24", "not.an.ip.address")]
+    public void IsInRange_WithMalformedIpAddress_ThrowsArgumentException(string range, string ip)
+    {
+        Assert.Throws<ArgumentException>(() => RangeBan.IsInRange(range, ip));
+    }
+
+    [Test]
+    public void IsInRange_WithValidPublicIp_DoesNotThrow()
+    {
+        Assert.DoesNotThrow(() => RangeBan.IsInRange("192.168.1.0/24", "8.8.8.8"));
+    }
+}