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| 1 | +import chai, { expect } from 'chai'; |
| 2 | +import sinon from 'sinon'; |
| 3 | +import sinonChai from 'sinon-chai'; |
| 4 | +import { Request, Response } from 'express'; |
| 5 | +import { getQuestions } from '../../src/controllers/questionController'; |
| 6 | +import { Question } from '../../src/models/questionModel'; |
| 7 | + |
| 8 | +chai.use(sinonChai); |
| 9 | + |
| 10 | +describe('getQuestions', () => { |
| 11 | + let req: Partial<Request>; |
| 12 | + let res: Partial<Response>; |
| 13 | + let findStub: sinon.SinonStub; |
| 14 | + |
| 15 | + beforeEach(() => { |
| 16 | + req = { |
| 17 | + query: {}, |
| 18 | + }; |
| 19 | + res = { |
| 20 | + status: sinon.stub().returnsThis(), |
| 21 | + json: sinon.stub(), |
| 22 | + }; |
| 23 | + findStub = sinon.stub(Question, 'find'); |
| 24 | + }); |
| 25 | + |
| 26 | + afterEach(() => { |
| 27 | + sinon.restore(); |
| 28 | + }); |
| 29 | + |
| 30 | + it('should retrieve all questions', async () => { |
| 31 | + const mockQuestions = [ |
| 32 | + { title: 'Question 1', description: 'Description 1', topics: ['topic1'], difficulty: 'easy' }, |
| 33 | + { title: 'Question 2', description: 'Description 2', topics: ['topic2'], difficulty: 'medium' }, |
| 34 | + ]; |
| 35 | + |
| 36 | + findStub.resolves(mockQuestions); |
| 37 | + |
| 38 | + await getQuestions(req as Request, res as Response); |
| 39 | + |
| 40 | + expect(findStub).to.have.been.calledWith({}); |
| 41 | + expect(res.status).to.have.been.calledWith(200); |
| 42 | + expect(res.json).to.have.been.calledWith({ |
| 43 | + status: 'Success', |
| 44 | + message: 'Questions retrieved successfully', |
| 45 | + data: mockQuestions, |
| 46 | + }); |
| 47 | + }); |
| 48 | + |
| 49 | + it('should filter questions by title', async () => { |
| 50 | + req.query = { title: 'Question 1' }; |
| 51 | + const mockQuestions = [ |
| 52 | + { title: 'Question 1', description: 'Description 1', topics: ['topic1'], difficulty: 'easy' }, |
| 53 | + { title: 'Question 2', description: 'Description 2', topics: ['topic2'], difficulty: 'medium' }, |
| 54 | + ]; |
| 55 | + |
| 56 | + findStub.resolves(mockQuestions); |
| 57 | + |
| 58 | + await getQuestions(req as Request, res as Response); |
| 59 | + |
| 60 | + expect(findStub).to.have.been.calledWith({ title: 'Question 1' }); |
| 61 | + expect(res.status).to.have.been.calledWith(200); |
| 62 | + expect(res.json).to.have.been.calledWith({ |
| 63 | + status: 'Success', |
| 64 | + message: 'Questions retrieved successfully', |
| 65 | + data:[{ title: 'Question 1', description: 'Description 1', topics: ['topic1'], difficulty: 'easy' }], |
| 66 | + }); |
| 67 | + }); |
| 68 | + |
| 69 | + it('should filter questions by description', async () => { |
| 70 | + req.query = { description: 'Description 1' }; |
| 71 | + const mockQuestions = [ |
| 72 | + { title: 'Question 1', description: 'Description 1', topics: ['topic1'], difficulty: 'easy' }, |
| 73 | + { title: 'Question 2', description: 'Description 2', topics: ['topic2'], difficulty: 'medium' }, |
| 74 | + ]; |
| 75 | + |
| 76 | + findStub.resolves(mockQuestions); |
| 77 | + |
| 78 | + await getQuestions(req as Request, res as Response); |
| 79 | + |
| 80 | + expect(findStub).to.have.been.calledWith({ description: '1' }); |
| 81 | + expect(res.status).to.have.been.calledWith(200); |
| 82 | + expect(res.json).to.have.been.calledWith({ |
| 83 | + status: 'Success', |
| 84 | + message: 'Questions retrieved successfully', |
| 85 | + data: [{ title: 'Question 1', description: 'Description 1', topics: ['topic1'], difficulty: 'easy' }], |
| 86 | + }); |
| 87 | + }); |
| 88 | + |
| 89 | + it('should filter questions by topics', async () => { |
| 90 | + req.query = { topics: 'topic1,topic2' }; |
| 91 | + const mockQuestions = [ |
| 92 | + { title: 'Question 1', description: 'Description 1', topics: ['topic1'], difficulty: 'easy' }, |
| 93 | + { title: 'Question 2', description: 'Description 2', topics: ['topic2'], difficulty: 'medium' }, |
| 94 | + { title: 'Question 3', description: 'Description 3', topics: ['topic3'], difficulty: 'hard' }, |
| 95 | + ]; |
| 96 | + |
| 97 | + findStub.resolves(mockQuestions); |
| 98 | + |
| 99 | + await getQuestions(req as Request, res as Response); |
| 100 | + |
| 101 | + expect(findStub).to.have.been.calledWith({ topics: 'topic1, topic2' }); |
| 102 | + expect(res.status).to.have.been.calledWith(200); |
| 103 | + expect(res.json).to.have.been.calledWith({ |
| 104 | + status: 'Success', |
| 105 | + message: 'Questions retrieved successfully', |
| 106 | + data: [ |
| 107 | + { title: 'Question 1', description: 'Description 1', topics: ['topic1'], difficulty: 'easy' }, |
| 108 | + { title: 'Question 2', description: 'Description 2', topics: ['topic2'], difficulty: 'medium' }, |
| 109 | + ], |
| 110 | + }); |
| 111 | + }); |
| 112 | + |
| 113 | + it('should filter questions by difficulty', async () => { |
| 114 | + req.query = { difficulty: 'easy' }; |
| 115 | + const mockQuestions = [ |
| 116 | + { title: 'Question 1', description: 'Description 1', topics: ['topic1'], difficulty: 'easy' }, |
| 117 | + { title: 'Question 2', description: 'Description 2', topics: ['topic2'], difficulty: 'medium' }, |
| 118 | + ]; |
| 119 | + |
| 120 | + findStub.resolves(mockQuestions); |
| 121 | + |
| 122 | + await getQuestions(req as Request, res as Response); |
| 123 | + |
| 124 | + expect(findStub).to.have.been.calledWith({ difficulty: 'easy' }); |
| 125 | + expect(res.status).to.have.been.calledWith(200); |
| 126 | + expect(res.json).to.have.been.calledWith({ |
| 127 | + status: 'Success', |
| 128 | + message: 'Questions retrieved successfully', |
| 129 | + data: [{ title: 'Question 1', description: 'Description 1', topics: ['topic1'], difficulty: 'easy' }], |
| 130 | + }); |
| 131 | + }); |
| 132 | + |
| 133 | + it('should handle errors', async () => { |
| 134 | + const error = new Error('Database error'); |
| 135 | + findStub.rejects(error); |
| 136 | + |
| 137 | + await getQuestions(req as Request, res as Response); |
| 138 | + |
| 139 | + expect(res.status).to.have.been.calledWith(500); |
| 140 | + expect(res.json).to.have.been.calledWith({ |
| 141 | + status: 'Error', |
| 142 | + message: 'Failed to retrieve questions', |
| 143 | + }); |
| 144 | + }); |
| 145 | +}); |
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