tests: add deleteChannel tests

tests/channels/delete_channel.ts

@@ -0,0 +1,58 @@
+import { cache, createChannel, delay, deleteChannel } from "../../mod.ts";
+import { defaultTestOptions, tempData } from "../ws/start_bot.ts";
+
+Deno.test({
+  name: "[channel] delete a channel without a reason.",
+  async fn() {
+    // Create the necessary channels
+    const channel = await createChannel(tempData.guildId, {
+      name: "delete-channel",
+    });
+    // wait 5 seconds to give it time for CHANNEL_CREATE event
+    await delay(5000);
+    // Make sure the channel was created.
+    if (!cache.channels.has(channel.id))
+      throw new Error(
+        "The channel should have been created but it is not in the cache."
+      );
+
+    // Delete the channel now without a reason
+    await deleteChannel(tempData.guildId, channel.id);
+    // wait 5 seconds to give it time for CHANNEL_DELETE event
+    await delay(5000);
+    // Make sure it is gone from cache
+    if (cache.channels.has(channel.id))
+      throw new Error(
+        "The channel should have been deleted but it is still in cache."
+      );
+  },
+  ...defaultTestOptions,
+});
+
+Deno.test({
+    name: "[channel] delete a channel with a reason.",
+    async fn() {
+      // Create the necessary channels
+      const channel = await createChannel(tempData.guildId, {
+        name: "delete-channel",
+      });
+      // wait 5 seconds to give it time for CHANNEL_CREATE event
+      await delay(5000);
+      // Make sure the channel was created.
+      if (!cache.channels.has(channel.id))
+        throw new Error(
+          "The channel should have been created but it is not in the cache."
+        );
+        
+      // Delete the channel now without a reason
+      await deleteChannel(tempData.guildId, channel.id, "with a reason");
+      // wait 5 seconds to give it time for CHANNEL_DELETE event
+      await delay(5000);
+      // Make sure it is gone from cache
+      if (cache.channels.has(channel.id))
+        throw new Error(
+          "The channel should have been deleted but it is still in cache."
+        );
+    },
+    ...defaultTestOptions,
+  });