tests: add roles tests (#822)

tests/roles/edit_role.ts

@@ -0,0 +1,34 @@
+import { defaultTestOptions, tempData } from "../ws/start_bot.ts";
+import {assertEquals, assertExists} from "../deps.ts";
+import { cache } from "../../src/cache.ts";
+import { delayUntil } from "../util/delay_until.ts";
+import {createRole} from "../../src/helpers/roles/create_role.ts";
+import {editRole} from "../../src/helpers/roles/edit_role.ts";
+
+Deno.test({
+  name: "[role] edit a role",
+  async fn() {
+    const role = await createRole(tempData.guildId, {
+      name: "hoti",
+    });
+
+    assertExists(role);
+
+    // Delay the execution by 5 seconds to allow GUILD_ROLE_CREATE event to be processed
+    await delayUntil(10000, () => cache.guilds.get(tempData.guildId)?.roles.has(role.id));
+
+    if (!cache.guilds.get(tempData.guildId)?.roles.has(role.id)) {
+      throw new Error(`The role seemed to be created but it was not cached.`);
+    }
+
+    await editRole(tempData.guildId, role.id, {
+      name: "#rememberAyntee"
+    });
+
+    // Delay the execution by 5 seconds to allow GUILD_ROLE_UPDATE event to be processed
+    await delayUntil(10000, () => cache.guilds.get(tempData.guildId)?.roles.get(role.id)?.name === "#rememberAyntee");
+
+    assertEquals(cache.guilds.get(tempData.guildId)?.roles.get(role.id)?.name === "#rememberAyntee", true);
+  },
+  ...defaultTestOptions,
+});