tests: add tests

src/StevesBot.Worker.Tests/Integration/DiscordEventConverterTests.cs

@@ -0,0 +1,29 @@
+namespace StevesBot.Worker.Tests.Integration;
+
+public class DiscordEventConverterTests
+{
+  private readonly JsonSerializerOptions _jsonSerializerOptions = new()
+  {
+    PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
+    Converters =
+    {
+      new DiscordEventConverter()
+    }
+  };
+
+  [Fact]
+  public void Deserialize_WhenCalledWithUnknownOpCode_ItShouldReturnADiscordEvent()
+  {
+
+  }
+
+  private string Serialize(object obj)
+  {
+    return JsonSerializer.Serialize(obj, _jsonSerializerOptions);
+  }
+
+  private T? Deserialize<T>(string json)
+  {
+    return JsonSerializer.Deserialize<T>(json, _jsonSerializerOptions);
+  }
+}

src/StevesBot.Worker.Tests/Unit/HeartbeatDiscordEventTests.cs

@@ -0,0 +1,17 @@
+namespace StevesBot.Worker.Tests.Unit;
+
+public class HeartbeatDiscordEventTests
+{
+  [Theory]
+  [InlineData(null)]
+  [InlineData(1)]
+  public void Constructor_WhenCalled_ItShouldInitializeProperties(int? sequence)
+  {
+    var heartbeatEvent = new HeartbeatDiscordEvent(sequence);
+
+    heartbeatEvent.OpCode.Should().Be(1);
+    heartbeatEvent.Sequence.Should().Be(sequence);
+    heartbeatEvent.Type.Should().BeNull();
+    heartbeatEvent.Data.Should().BeNull();
+  }
+}

src/StevesBot.Worker.Tests/Unit/WebSocketTests.cs

@@ -0,0 +1,15 @@
+using WebSocket = StevesBot.Worker.WebSockets.WebSocket;
+
+namespace StevesBot.Worker.Tests.Unit;
+
+public class WebSocketTests
+{
+  [Fact]
+  public void State_WhenCalled_ItShouldReturnWebSocketState()
+  {
+    using var webSocket = new WebSocket();
+    var state = webSocket.State;
+
+    state.Should().Be(WebSocketState.None);
+  }
+}

src/StevesBot.Worker/Discord/Events/HelloDiscordEvent.cs

@@ -3,7 +3,7 @@ namespace StevesBot.Worker.Discord.Events;
 internal sealed record HelloDiscordEvent : DiscordEvent
 {
   [JsonPropertyName("d")]
-  public new HelloData? Data { get; init; }
+  public new HelloData Data { get; init; } = new HelloData();
 }
 
 internal sealed record HelloData