Add tests for polls

DiscordChatExporter.Cli.Tests/Infra/ChannelIds.cs

@@ -22,6 +22,8 @@ public static class ChannelIds
 
     public static Snowflake MentionTestCases { get; } = Snowflake.Parse("866458801389174794");
 
+    public static Snowflake PollTestCases { get; } = Snowflake.Parse("1296445312759627786");
+
     public static Snowflake ReplyTestCases { get; } = Snowflake.Parse("866459871934677052");
 
     public static Snowflake SelfContainedTestCases { get; } = Snowflake.Parse("887441432678379560");

DiscordChatExporter.Cli.Tests/Specs/HtmlPollSpecs.cs

@@ -0,0 +1,65 @@
+using System.Linq;
+using System.Threading.Tasks;
+using AngleSharp.Dom;
+using DiscordChatExporter.Cli.Tests.Infra;
+using DiscordChatExporter.Core.Discord;
+using FluentAssertions;
+using PowerKit.Extensions;
+using Xunit;
+
+namespace DiscordChatExporter.Cli.Tests.Specs;
+
+public class HtmlPollSpecs
+{
+    [Fact]
+    public async Task I_can_export_a_channel_that_contains_a_message_with_a_poll()
+    {
+        // Act
+        var message = await ExportWrapper.GetMessageAsHtmlAsync(
+            ChannelIds.PollTestCases,
+            Snowflake.Parse("1298034559048487016")
+        );
+
+        // Assert
+        message
+            .Text()
+            .Should()
+            .ContainAll(
+                "Poll question",
+                "No emoji",
+                "1 vote",
+                "20%",
+                "Default emoji",
+                "3 votes",
+                "60%",
+                "Custom emoji",
+                "1 vote",
+                "5 votes"
+            );
+
+        message
+            .QuerySelectorAll("img")
+            .Select(e => e.GetAttribute("title"))
+            .Should()
+            .Contain("heart")
+            .And.Contain("dce");
+    }
+
+    [Fact]
+    public async Task I_can_export_a_channel_that_contains_a_message_with_a_poll_result()
+    {
+        // Act
+        var message = await ExportWrapper.GetMessageAsHtmlAsync(
+            ChannelIds.PollTestCases,
+            Snowflake.Parse("1298396967742996641")
+        );
+
+        // Assert
+        message
+            .Text()
+            .Should()
+            .ContainAll("Poll question", "Default emoji", "Winning answer", "60%");
+
+        message.Text().ReplaceWhiteSpace(' ').Should().Contain("10/22/2024 9:26 PM");
+    }
+}