memegoat/backend/src/contents/contents.controller.spec.ts

jest.mock("uuid", () => ({
	v4: jest.fn(() => "mocked-uuid"),
}));

jest.mock("@noble/post-quantum/ml-kem.js", () => ({
	ml_kem768: {
		keygen: jest.fn(),
		encapsulate: jest.fn(),
		decapsulate: jest.fn(),
	},
}));

jest.mock("jose", () => ({
	SignJWT: jest.fn().mockReturnValue({
		setProtectedHeader: jest.fn().mockReturnThis(),
		setIssuedAt: jest.fn().mockReturnThis(),
		setExpirationTime: jest.fn().mockReturnThis(),
		sign: jest.fn().mockResolvedValue("mocked-jwt"),
	}),
	jwtVerify: jest.fn(),
}));

import { CACHE_MANAGER } from "@nestjs/cache-manager";
import { Test, TestingModule } from "@nestjs/testing";
import { AuthGuard } from "../auth/guards/auth.guard";
import { OptionalAuthGuard } from "../auth/guards/optional-auth.guard";
import { RolesGuard } from "../auth/guards/roles.guard";
import { AuthenticatedRequest } from "../common/interfaces/request.interface";
import { ContentsController } from "./contents.controller";
import { ContentsService } from "./contents.service";

describe("ContentsController", () => {
	let controller: ContentsController;
	let service: ContentsService;

	const mockContentsService = {
		create: jest.fn(),
		getUploadUrl: jest.fn(),
		uploadAndProcess: jest.fn(),
		findAll: jest.fn(),
		findOne: jest.fn(),
		incrementViews: jest.fn(),
		incrementUsage: jest.fn(),
		remove: jest.fn(),
		removeAdmin: jest.fn(),
		generateBotHtml: jest.fn(),
	};

	const mockCacheManager = {
		get: jest.fn(),
		set: jest.fn(),
	};

	beforeEach(async () => {
		const module: TestingModule = await Test.createTestingModule({
			controllers: [ContentsController],
			providers: [
				{ provide: ContentsService, useValue: mockContentsService },
				{ provide: CACHE_MANAGER, useValue: mockCacheManager },
			],
		})
			.overrideGuard(AuthGuard)
			.useValue({ canActivate: () => true })
			.overrideGuard(RolesGuard)
			.useValue({ canActivate: () => true })
			.overrideGuard(OptionalAuthGuard)
			.useValue({ canActivate: () => true })
			.compile();

		controller = module.get<ContentsController>(ContentsController);
		service = module.get<ContentsService>(ContentsService);
	});

	it("should be defined", () => {
		expect(controller).toBeDefined();
	});

	describe("create", () => {
		it("should call service.create", async () => {
			const req = { user: { sub: "user-uuid" } } as AuthenticatedRequest;
			const dto = { title: "Title", type: "image" as any };
			await controller.create(req, dto as any);
			expect(service.create).toHaveBeenCalledWith("user-uuid", dto);
		});
	});

	describe("getUploadUrl", () => {
		it("should call service.getUploadUrl", async () => {
			const req = { user: { sub: "user-uuid" } } as AuthenticatedRequest;
			await controller.getUploadUrl(req, "test.jpg");
			expect(service.getUploadUrl).toHaveBeenCalledWith("user-uuid", "test.jpg");
		});
	});

	describe("upload", () => {
		it("should call service.uploadAndProcess", async () => {
			const req = { user: { sub: "user-uuid" } } as AuthenticatedRequest;
			const file = {} as Express.Multer.File;
			const dto = { title: "Title" };
			await controller.upload(req, file, dto as any);
			expect(service.uploadAndProcess).toHaveBeenCalledWith(
				"user-uuid",
				file,
				dto,
			);
		});
	});

	describe("explore", () => {
		it("should call service.findAll", async () => {
			const req = { user: { sub: "user-uuid" } } as AuthenticatedRequest;
			await controller.explore(
				req,
				10,
				0,
				"trend",
				"tag",
				"cat",
				"auth",
				"query",
				false,
				undefined,
			);
			expect(service.findAll).toHaveBeenCalledWith({
				limit: 10,
				offset: 0,
				sortBy: "trend",
				tag: "tag",
				category: "cat",
				author: "auth",
				query: "query",
				favoritesOnly: false,
				userId: "user-uuid",
			});
		});
	});

	describe("trends", () => {
		it("should call service.findAll with trend sort", async () => {
			const req = { user: { sub: "user-uuid" } } as AuthenticatedRequest;
			await controller.trends(req, 10, 0);
			expect(service.findAll).toHaveBeenCalledWith({
				limit: 10,
				offset: 0,
				sortBy: "trend",
				userId: "user-uuid",
			});
		});
	});

	describe("recent", () => {
		it("should call service.findAll with recent sort", async () => {
			const req = { user: { sub: "user-uuid" } } as AuthenticatedRequest;
			await controller.recent(req, 10, 0);
			expect(service.findAll).toHaveBeenCalledWith({
				limit: 10,
				offset: 0,
				sortBy: "recent",
				userId: "user-uuid",
			});
		});
	});

	describe("findOne", () => {
		it("should return json for normal user", async () => {
			const req = { user: { sub: "user-uuid" }, headers: {} } as any;
			const res = { json: jest.fn(), send: jest.fn() } as any;
			const content = { id: "1" };
			mockContentsService.findOne.mockResolvedValue(content);

			await controller.findOne("1", req, res);

			expect(res.json).toHaveBeenCalledWith(content);
		});

		it("should return html for bot", async () => {
			const req = {
				user: { sub: "user-uuid" },
				headers: { "user-agent": "Googlebot" },
			} as any;
			const res = { json: jest.fn(), send: jest.fn() } as any;
			const content = { id: "1" };
			mockContentsService.findOne.mockResolvedValue(content);
			mockContentsService.generateBotHtml.mockReturnValue("<html></html>");

			await controller.findOne("1", req, res);

			expect(res.send).toHaveBeenCalledWith("<html></html>");
		});

		it("should throw NotFoundException if not found", async () => {
			const req = { user: { sub: "user-uuid" }, headers: {} } as any;
			const res = { json: jest.fn(), send: jest.fn() } as any;
			mockContentsService.findOne.mockResolvedValue(null);

			await expect(controller.findOne("1", req, res)).rejects.toThrow(
				"Contenu non trouvé",
			);
		});
	});

	describe("incrementViews", () => {
		it("should call service.incrementViews", async () => {
			await controller.incrementViews("1");
			expect(service.incrementViews).toHaveBeenCalledWith("1");
		});
	});

	describe("incrementUsage", () => {
		it("should call service.incrementUsage", async () => {
			await controller.incrementUsage("1");
			expect(service.incrementUsage).toHaveBeenCalledWith("1");
		});
	});

	describe("remove", () => {
		it("should call service.remove", async () => {
			const req = { user: { sub: "user-uuid" } } as AuthenticatedRequest;
			await controller.remove("1", req);
			expect(service.remove).toHaveBeenCalledWith("1", "user-uuid");
		});
	});

	describe("removeAdmin", () => {
		it("should call service.removeAdmin", async () => {
			await controller.removeAdmin("1");
			expect(service.removeAdmin).toHaveBeenCalledWith("1");
		});
	});
});