test: Add tests for ReleaseCreated

Author: orestes

test/builders/release-created-payload-builder.spec.ts

@@ -0,0 +1,29 @@
+import { ReleaseCreatedPayloadBuilder } from './release-created-payload-builder';
+import { ReleaseCreatedPayload } from '../../src/schemas/github/release-created-payload';
+
+describe('ReleasePayloadBuilder', () => {
+	describe('#constructor', () => {
+		it('instantiates a builder with a default valid payload', () => {
+			const subject = new ReleaseCreatedPayloadBuilder();
+
+			expect(subject.getInstance()).toBeTruthy();
+		});
+	});
+
+	describe('#with', () => {
+		it('merges values correctly', () => {
+			const subject = new ReleaseCreatedPayloadBuilder().with({
+				repository: { html_url: 'hello' },
+			} as Partial<ReleaseCreatedPayload>);
+
+			expect(subject.getInstance()).toEqual(
+				expect.objectContaining({
+					repository: {
+						html_url: 'hello',
+						full_name: 'streamdevs/webhook',
+					},
+				}),
+			);
+		});
+	});
+});

test/builders/release-created-payload-builder.ts

@@ -0,0 +1,29 @@
+import { ReleaseCreatedPayload } from '../../src/schemas/github/release-created-payload';
+import { merge } from 'lodash';
+
+export class ReleaseCreatedPayloadBuilder {
+	private payload: ReleaseCreatedPayload = {
+		sender: {
+			login: 'orestes',
+		},
+		repository: {
+			full_name: 'streamdevs/webhook',
+			html_url: 'http://github.com/streamdevs/webhook',
+		},
+		action: 'created',
+		release: {
+			tag_name: '1.0.0',
+			html_url: 'http://github.com/streamdevs/webhook/releases/1.0.0',
+		},
+	};
+
+	getInstance(): ReleaseCreatedPayload {
+		return this.payload;
+	}
+
+	with(values: Partial<ReleaseCreatedPayload>): ReleaseCreatedPayloadBuilder {
+		this.payload = merge(this.payload, values);
+
+		return this;
+	}
+}

test/reactions/github/release-created.spec.ts

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+import { ReleaseCreated } from '../../../src/reactions/github/release-created';
+import { TwitchChatMock } from '../../__mocks__/TwitchChat';
+import { StreamLabsMock } from '../../__mocks__/StreamLabs';
+import { ReleaseCreatedPayload } from '../../../src/schemas/github/release-created-payload';
+import { ReleaseCreatedPayloadBuilder } from '../../builders/release-created-payload-builder';
+
+describe('ReleaseCreated', () => {
+	let twitchChat: TwitchChatMock;
+	let streamLabs: StreamLabsMock;
+
+	beforeEach(() => {
+		twitchChat = new TwitchChatMock();
+		streamLabs = new StreamLabsMock();
+	});
+
+	describe('#canHandle', () => {
+		it('returns false when the event is not release', () => {
+			const subject = new ReleaseCreated(twitchChat, streamLabs);
+			const event = 'star';
+
+			const payload: ReleaseCreatedPayload = {} as ReleaseCreatedPayload;
+
+			expect(subject.canHandle({ payload, event })).toEqual(false);
+		});
+		it('returns false when the release is not published', () => {
+			const subject = new ReleaseCreated(twitchChat, streamLabs);
+			const event = 'release';
+
+			const payload = new ReleaseCreatedPayloadBuilder().with({ action: 'created' }).getInstance();
+
+			expect(subject.canHandle({ payload, event })).toEqual(false);
+		});
+		it('returns true when the release is published', () => {
+			const subject = new ReleaseCreated(twitchChat, streamLabs);
+			const event = 'release';
+
+			const payload = new ReleaseCreatedPayloadBuilder()
+				.with({ action: 'published' })
+				.getInstance();
+
+			expect(subject.canHandle({ payload, event })).toEqual(true);
+		});
+	});
+
+	describe('#getTwitchChatMessage', () => {
+		const subject = new ReleaseCreated(twitchChat, streamLabs);
+		const payload = new ReleaseCreatedPayloadBuilder().with({ action: 'published' }).getInstance();
+
+		expect(subject.getTwitchChatMessage({ payload })).toEqual(
+			`streamdevs/webhook version 1.0.0 has just been released 🚀! Check it out http://github.com/streamdevs/webhook/releases/1.0.0`,
+		);
+	});
+
+	describe('#getStreamLabsMessage', () => {
+		const subject = new ReleaseCreated(twitchChat, streamLabs);
+		const payload = new ReleaseCreatedPayloadBuilder().with({ action: 'published' }).getInstance();
+
+		expect(subject.getStreamLabsMessage({ payload })).toEqual(
+			`*streamdevs/webhook* version *1.0.0* has just been released 🚀!`,
+		);
+	});
+});

test/routes/github/release-created.ts

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+import { initServer } from '../../../src/server';
+import { getConfig } from '../../../src/config';
+import { StreamLabs } from '../../../src/services/StreamLabs';
+import { TwitchChat } from '../../../src/services/TwitchChat';
+import { ReleaseCreatedPayloadBuilder } from '../../builders/release-created-payload-builder';
+
+describe('/github', () => {
+	let streamLabsSpy: jest.SpyInstance<Promise<void>>;
+	let twitchChatSpy: jest.SpyInstance<Promise<void>>;
+
+	beforeEach(() => {
+		streamLabsSpy = jest.spyOn(StreamLabs.prototype, 'alert');
+		streamLabsSpy.mockImplementationOnce(jest.fn());
+
+		twitchChatSpy = jest.spyOn(TwitchChat.prototype, 'send');
+		twitchChatSpy.mockImplementationOnce(jest.fn());
+	});
+
+	it('handles release events', async () => {
+		const payload = new ReleaseCreatedPayloadBuilder().getInstance();
+
+		const subject = await initServer(getConfig());
+
+		const response = await subject.inject({
+			method: 'POST',
+			url: '/github',
+			payload,
+			headers: {
+				'x-github-event': 'release',
+			},
+		});
+
+		expect(response.statusCode).toEqual(200);
+	});
+});