tests: oh we love our tests

2025-05-22 23:00:42 -05:00
parent ceb693acbc
commit 6c25d25ea1
3 changed files with 115 additions and 1 deletions
@@ -28,4 +28,55 @@ public class WelcomeMessageHandlerTests
        Times.Never
      );
  }
+
+  [Fact]
+  public async Task HandleAsync_WhenMessageCreateEventIsNotAUserJoinMessage_ItShouldNotCreateMessage()
+  {
+    var @event = new MessageCreateDiscordEvent()
+    {
+      Data = new()
+      {
+        Type = -1,
+      },
+    };
+
+    await WelcomeMessageHandler.HandleAsync(@event, _serviceProvider);
+
+    _mockDiscordRestClient
+      .Verify(
+        static c => c.CreateMessageAsync(It.IsAny<string>(), It.IsAny<CreateMessageRequest>(), It.IsAny<CancellationToken>()),
+        Times.Never
+      );
+  }
+
+  [Fact]
+  public async Task HandleAsync_WhenUserJoinMessageCreateEventReceived_ItShouldCreateWelcomeMessage()
+  {
+    _mockDiscordRestClient
+      .Setup(static c => c.CreateMessageAsync(It.IsAny<string>(), It.IsAny<CreateMessageRequest>(), It.IsAny<CancellationToken>()))
+      .ReturnsAsync(new DiscordMessage());
+
+    var @event = new MessageCreateDiscordEvent()
+    {
+      Data = new()
+      {
+        Type = DiscordMessageTypes.UserJoin,
+        Id = Guid.NewGuid().ToString(),
+        ChannelId = Guid.NewGuid().ToString(),
+        GuildId = Guid.NewGuid().ToString(),
+        Author = new()
+        {
+          Id = Guid.NewGuid().ToString(),
+        }
+      }
+    };
+
+    await WelcomeMessageHandler.HandleAsync(@event, _serviceProvider);
+
+    _mockDiscordRestClient
+      .Verify(
+        static c => c.CreateMessageAsync(It.IsAny<string>(), It.IsAny<CreateMessageRequest>(), It.IsAny<CancellationToken>()),
+        Times.Once
+      );
+  }
 }