chore: add tests for supporting members logic

Author: glitchedmob

SgfDevs.Tests/MemberTagDisplayServiceTests.cs

@@ -0,0 +1,57 @@
+using SgfDevs.Dev;
+using Xunit;
+
+namespace SgfDevs.Tests;
+
+public class MemberTagDisplayServiceTests
+{
+    private readonly MemberTagDisplayService _service = new();
+
+    [Fact]
+    public void GetDisplayMemberTags_KeepsNonSupportingTagsAndDedupesCaseInsensitive()
+    {
+        var result = _service.FormatDisplayMemberTags(["Founding Member", "founding member", "Speaker"]);
+
+        Assert.Equal(["Founding Member", "Speaker"], result);
+    }
+
+    [Fact]
+    public void GetDisplayMemberTags_CollapsesConsecutiveSupportingYearsIntoSingleRange()
+    {
+        var result = _service.FormatDisplayMemberTags(["2024 Supporting Member", "2025 Supporting Member", "2026 Supporting Member"]);
+
+        Assert.Equal(["2024-2026 Supporting Member"], result);
+    }
+
+    [Fact]
+    public void GetDisplayMemberTags_CollapsesNonConsecutiveSupportingYearsIntoCommaSeparatedValues()
+    {
+        var result = _service.FormatDisplayMemberTags(["2022 Supporting Member", "2024 Supporting Member", "2026 Supporting Member"]);
+
+        Assert.Equal(["2022, 2024, 2026 Supporting Member"], result);
+    }
+
+    [Fact]
+    public void GetDisplayMemberTags_CollapsesMixedSupportingYearsIntoRangesAndSingles()
+    {
+        var result = _service.FormatDisplayMemberTags(["2022 Supporting Member", "2024 Supporting Member", "2025 Supporting Member", "2026 Supporting Member"]);
+
+        Assert.Equal(["2022, 2024-2026 Supporting Member"], result);
+    }
+
+    [Fact]
+    public void GetDisplayMemberTags_InsertsCombinedSupportingTagAtFirstSupportingPosition()
+    {
+        var result = _service.FormatDisplayMemberTags(["Founder", "2024 Supporting Member", "Volunteer", "2025 Supporting Member"]);
+
+        Assert.Equal(["Founder", "2024-2025 Supporting Member", "Volunteer"], result);
+    }
+
+    [Fact]
+    public void GetDisplayMemberTags_DoesNotCollapseMalformedSupportingTags()
+    {
+        var result = _service.FormatDisplayMemberTags(["Supporting Member", "2024 supporter", "2024 Supporting Member"]);
+
+        Assert.Equal(["Supporting Member", "2024 supporter", "2024 Supporting Member"], result);
+    }
+}

SgfDevs.Tests/SgfDevs.Tests.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
+    <PackageReference Include="xunit" Version="2.9.2" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\SgfDevs\SgfDevs.csproj" />
+  </ItemGroup>
+</Project>