Add voter tooltips across results emojis and average

GameList.Tests/ResultsTests.cs

@@ -95,6 +95,51 @@ public class ResultsTests
         Assert.Equal("High", results[0].GetProperty("name").GetString());
         Assert.Equal(9, (int)results[0].GetProperty("average").GetDouble());
         Assert.Equal(1, results[0].GetProperty("count").GetInt32());
+        Assert.Equal("player-name", results[0].GetProperty("voterNames")[0].GetString());
         Assert.Equal(0, results[1].GetProperty("average").GetDouble());
+        Assert.Equal(0, results[1].GetProperty("voterNames").GetArrayLength());
+    }
+
+    [Fact]
+    public async Task Results_payload_contains_alphabetically_sorted_voter_names()
+    {
+        await using var factory = new TestWebApplicationFactory();
+        var admin = factory.CreateClientWithCookies();
+        await admin.RegisterAsync("admin", admin: true);
+
+        var author = factory.CreateClientWithCookies();
+        await author.RegisterAsync("author");
+        var targetSuggestionId = await author.CreateSuggestionAsync("Target");
+
+        var zeta = factory.CreateClientWithCookies();
+        await zeta.RegisterAsync("zeta");
+        await zeta.AdvanceToVoteAsync("zeta-seed");
+        await zeta.PostAsJsonAsync("/api/votes", new
+        {
+            SuggestionId = targetSuggestionId,
+            Score = 7
+        });
+
+        var alpha = factory.CreateClientWithCookies();
+        await alpha.RegisterAsync("alpha");
+        await alpha.AdvanceToVoteAsync("alpha-seed");
+        await alpha.PostAsJsonAsync("/api/votes", new
+        {
+            SuggestionId = targetSuggestionId,
+            Score = 8
+        });
+
+        await admin.PostAsJsonAsync("/api/admin/results", new { resultsOpen = true });
+
+        var results = await alpha.GetFromJsonAsync<List<JsonElement>>("/api/results");
+        Assert.NotNull(results);
+        var target = results.Single(r => r.GetProperty("name").GetString() == "Target");
+
+        var voterNames = target
+            .GetProperty("voterNames")
+            .EnumerateArray()
+            .Select(n => n.GetString())
+            .ToList();
+        Assert.Equal(new[] { "alpha-name", "zeta-name" }, voterNames);
     }
 }