vylbot-app/tests/commands/eval.test.ts

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import { Message } from "discord.js";
import Evaluate from "../../src/commands/eval";
import { ICommandContext } from "../../src/contracts/ICommandContext";
beforeEach(() => {
process.env = {};
});
describe('Constructor', () => {
test('Expect values to be set', () => {
const evaluate = new Evaluate();
expect(evaluate._category).toBe('Owner');
});
});
describe('Execute', () => {
test('Given user has permission, expect eval statement ran', () => {
process.env = {
BOT_OWNERID: 'OWNERID'
};
console.log = jest.fn();
global.eval = jest.fn()
.mockReturnValue('General Kenobi');
const messageChannelSend = jest.fn();
const message = {
author: {
id: 'OWNERID'
},
channel: {
send: messageChannelSend
}
} as unknown as Message;
const context: ICommandContext = {
name: 'eval',
args: ['echo', 'Hello', 'there'],
message: message
};
const evaluate = new Evaluate();
const result = evaluate.execute(context);
expect(console.log).toBeCalledWith('Eval Statement: echo Hello there');
expect(global.eval).toBeCalledWith('echo Hello there');
expect(result.embeds.length).toBe(1);
// PublicEmbed
const publicEmbed = result.embeds[0];
expect(publicEmbed.title).toBe('');
expect(publicEmbed.description).toBe('General Kenobi');
});
test('Given user does not have permission, expect nothing to occur', () => {
process.env = {
BOT_OWNERID: 'DIFFERENT'
};
console.log = jest.fn();
global.eval = jest.fn()
.mockReturnValue('General Kenobi');
const messageChannelSend = jest.fn();
const message = {
author: {
id: 'OWNERID'
},
channel: {
send: messageChannelSend
}
} as unknown as Message;
const context: ICommandContext = {
name: 'eval',
args: ['echo', 'Hello', 'there'],
message: message
};
const evaluate = new Evaluate();
const result = evaluate.execute(context);
expect(console.log).not.toBeCalled();
expect(global.eval).not.toBeCalled();
expect(result.embeds.length).toBe(0);
});
test('Given eval failed, expect error embed to be sent', () => {
process.env = {
BOT_OWNERID: 'OWNERID'
};
console.log = jest.fn();
global.eval = jest.fn()
.mockImplementation(() => {
throw new Error('Error message');
});
const messageChannelSend = jest.fn();
const message = {
author: {
id: 'OWNERID'
},
channel: {
send: messageChannelSend
}
} as unknown as Message;
const context: ICommandContext = {
name: 'eval',
args: ['echo', 'Hello', 'there'],
message: message
};
const evaluate = new Evaluate();
const result = evaluate.execute(context);
expect(console.log).toBeCalledWith('Eval Statement: echo Hello there');
expect(global.eval).toBeCalledWith('echo Hello there');
expect(result.embeds.length).toBe(1);
// ErrorEmbed
const errorEmbed = result.embeds[0];
expect(errorEmbed.title).toBeNull();
expect(errorEmbed.description).toBe('Error: Error message');
});
});