jest.config.js

@@ -2,4 +2,5 @@
 module.exports = {
   preset: 'ts-jest',
   testEnvironment: 'node',
+  setupFiles: ["./jest.setup.js"]
 };

jest.setup.js

@@ -0,0 +1,3 @@
+jest.setTimeout(1 * 1000); // 1 second
+jest.resetModules();
+jest.resetAllMocks();

src/commands/help.ts

@@ -30,7 +30,7 @@ export default class Help extends Command {
 
     public SendAll(context: ICommandContext): ICommandReturnContext {
         const allCommands = this.GetAllCommandData();
-        const cateogries = this.DetermineCategories(allCommands);
+        const cateogries = [...new Set(allCommands.map(x => x.Category!))];;
 
         const embed = new PublicEmbed(context, "Commands", "");
 
@@ -119,16 +119,4 @@ export default class Help extends Command {
 
         return data;
     }
-
-    public DetermineCategories(commands: ICommandData[]): string[] {
-        const result: string[] = [];
-
-        commands.forEach(cmd => {
-            if (!result.includes(cmd.Category!)) {
-                result.push(cmd.Category!);
-            }
-        });
-
-        return result;
-    }
 }

tests/_mocks/commands/mockCmd.ts

@@ -0,0 +1,10 @@
+import { Command } from "../../../src/type/command";
+
+export default class MockCmd extends Command {
+    constructor() {
+        super();
+
+        super._category = "General";
+        super._roles = ["Moderator"];
+    }
+}

tests/commands/help.test.ts

@@ -2,6 +2,8 @@ import Help, { ICommandData } from "../../src/commands/help";
 import { Message } from "discord.js";
 import { ICommandContext } from "../../src/contracts/ICommandContext";
 
+const oldCwd = process.cwd();
+
 describe('Constructor', () => {
 	test('Expect properties to be set', () => {
 		const help = new Help();
@@ -86,13 +88,10 @@ describe('SendAll', () => {
 
 		help.GetAllCommandData = jest.fn()
 			.mockReturnValue([commandData0, commandData1]);
-		help.DetermineCategories = jest.fn()
-			.mockReturnValue(['general']);
 
 		const result = help.SendAll(context);
 
 		expect(help.GetAllCommandData).toBeCalled();
-		expect(help.DetermineCategories).toBeCalled();
 		expect(messageChannelSend).toBeCalled();
 
 		expect(result.embeds.length).toBe(1);
@@ -200,3 +199,69 @@ describe('SendSingle', () => {
 		expect(errorEmbed.description).toBe('Command does not exist');
 	});
 });
+
+describe('GetAllCommandData', () => {
+	test('Expect array of command data to be returned', () => {
+		process.env = {
+			FOLDERS_COMMANDS: "commands"
+		};
+
+		process.cwd = jest.fn()
+			.mockReturnValue(`${oldCwd}/tests/_mocks`);
+
+		const help = new Help();
+
+		const result = help.GetAllCommandData();
+
+		expect(result.length).toBe(1);
+
+		// Mock Command
+		const mockCommand = result[0];
+
+		expect(mockCommand.Exists).toBeTruthy();
+		expect(mockCommand.Name).toBe("mockCmd");
+		expect(mockCommand.Category).toBe("General");
+
+		expect(mockCommand.Roles!.length).toBe(1);
+		expect(mockCommand.Roles![0]).toBe("Moderator");
+	});
+});
+
+describe('GetCommandData', () => {
+	test('Given command exists, expect data to be returned', () => {
+		process.env = {
+			FOLDERS_COMMANDS: "commands"
+		};
+
+		process.cwd = jest.fn()
+			.mockReturnValue(`${oldCwd}/tests/_mocks`);
+
+		const help = new Help();
+
+		const result = help.GetCommandData('mockCmd');
+
+		expect(result.Exists).toBeTruthy();
+		expect(result.Name).toBe("mockCmd");
+		expect(result.Category).toBe("General");
+
+		expect(result.Roles!.length).toBe(1);
+		expect(result.Roles![0]).toBe("Moderator");
+	});
+
+	test('Given command does not exist, expect exists false to be returned', () => {
+		process.env = {
+			FOLDERS_COMMANDS: "commands"
+		};
+
+		const oldCwd = process.cwd();
+
+		process.cwd = jest.fn()
+			.mockReturnValue(`${oldCwd}/tests/_mocks`);
+
+		const help = new Help();
+
+		const result = help.GetCommandData('none');
+
+		expect(result.Exists).toBeFalsy();
+	});
+});