diff --git a/package.json b/package.json index cf6e1bc772..fc2b66a549 100644 --- a/package.json +++ b/package.json @@ -20,6 +20,7 @@ "build": "react-scripts build", "test": "react-scripts test", "test:cov": "react-scripts test --coverage --watchAll", + "test:json": "react-scripts test --json --watchAll=false --outputFile jest-output.json --coverage", "eject": "react-scripts eject", "lint": "eslint ./src --ext .tsx --ext .ts --max-warnings 0", "eslint-output": "eslint-output ./src --ext .tsx --ext .ts --max-warnings 0", diff --git a/public/tasks/task-nested.md b/public/tasks/task-nested.md new file mode 100644 index 0000000000..6d29f9369f --- /dev/null +++ b/public/tasks/task-nested.md @@ -0,0 +1,5 @@ +# Task - Nested + +Version: 0.0.1 + +Implement functions that work with nested arrays and objects immutably. diff --git a/public/tasks/task-objects.md b/public/tasks/task-objects.md new file mode 100644 index 0000000000..480889da0d --- /dev/null +++ b/public/tasks/task-objects.md @@ -0,0 +1,5 @@ +# Task - Objects + +Version: 0.0.1 + +Implement functions that work with objects immutably. diff --git a/src/data/questions.json b/src/data/questions.json new file mode 100644 index 0000000000..0411f30afe --- /dev/null +++ b/src/data/questions.json @@ -0,0 +1,220 @@ +{ + "BLANK_QUESTIONS": [ + { + "id": 1, + "name": "Question 1", + "body": "", + "type": "multiple_choice_question", + "options": [], + "expected": "", + "points": 1, + "published": false + }, + { + "id": 47, + "name": "My New Question", + "body": "", + "type": "multiple_choice_question", + "options": [], + "expected": "", + "points": 1, + "published": false + }, + { + "id": 2, + "name": "Question 2", + "body": "", + "type": "short_answer_question", + "options": [], + "expected": "", + "points": 1, + "published": false + } + ], + "SIMPLE_QUESTIONS": [ + { + "id": 1, + "name": "Addition", + "body": "What is 2+2?", + "type": "short_answer_question", + "options": [], + "expected": "4", + "points": 1, + "published": true + }, + { + "id": 2, + "name": "Letters", + "body": "What is the last letter of the English alphabet?", + "type": "short_answer_question", + "options": [], + "expected": "Z", + "points": 1, + "published": false + }, + { + "id": 5, + "name": "Colors", + "body": "Which of these is a color?", + "type": "multiple_choice_question", + "options": ["red", "apple", "firetruck"], + "expected": "red", + "points": 1, + "published": true + }, + { + "id": 9, + "name": "Shapes", + "body": "What shape can you make with one line?", + "type": "multiple_choice_question", + "options": ["square", "triangle", "circle"], + "expected": "circle", + "points": 2, + "published": false + } + ], + "TRIVIA_QUESTIONS": [ + { + "id": 1, + "name": "Mascot", + "body": "What is the name of the UD Mascot?", + "type": "multiple_choice_question", + "options": ["Bluey", "YoUDee", "Charles the Wonder Dog"], + "expected": "YoUDee", + "points": 7, + "published": false + }, + { + "id": 2, + "name": "Motto", + "body": "What is the University of Delaware's motto?", + "type": "multiple_choice_question", + "options": [ + "Knowledge is the light of the mind", + "Just U Do it", + "Nothing, what's the motto with you?" + ], + "expected": "Knowledge is the light of the mind", + "points": 3, + "published": false + }, + { + "id": 3, + "name": "Goats", + "body": "How many goats are there usually on the Green?", + "type": "multiple_choice_question", + "options": [ + "Zero, why would there be goats on the green?", + "18420", + "Two" + ], + "expected": "Two", + "points": 10, + "published": false + } + ], + "EMPTY_QUESTIONS": [ + { + "id": 1, + "name": "Empty 1", + "body": "This question is not empty, right?", + "type": "multiple_choice_question", + "options": ["correct", "it is", "not"], + "expected": "correct", + "points": 5, + "published": true + }, + { + "id": 2, + "name": "Empty 2", + "body": "", + "type": "multiple_choice_question", + "options": ["this", "one", "is", "not", "empty", "either"], + "expected": "one", + "points": 5, + "published": true + }, + { + "id": 3, + "name": "Empty 3", + "body": "This questions is not empty either!", + "type": "short_answer_question", + "options": [], + "expected": "", + "points": 5, + "published": true + }, + { + "id": 4, + "name": "Empty 4", + "body": "", + "type": "short_answer_question", + "options": [], + "expected": "Even this one is not empty", + "points": 5, + "published": true + }, + { + "id": 5, + "name": "Empty 5 (Actual)", + "body": "", + "type": "short_answer_question", + "options": [], + "expected": "", + "points": 5, + "published": false + } + ], + "SIMPLE_QUESTIONS_2": [ + { + "id": 478, + "name": "Students", + "body": "How many students are taking CISC275 this semester?", + "type": "short_answer_question", + "options": [], + "expected": "90", + "points": 53, + "published": true + }, + { + "id": 1937, + "name": "Importance", + "body": "On a scale of 1 to 10, how important is this quiz for them?", + "type": "short_answer_question", + "options": [], + "expected": "10", + "points": 47, + "published": true + }, + { + "id": 479, + "name": "Sentience", + "body": "Is it technically possible for this quiz to become sentient?", + "type": "short_answer_question", + "options": [], + "expected": "Yes", + "points": 40, + "published": true + }, + { + "id": 777, + "name": "Danger", + "body": "If this quiz became sentient, would it pose a danger to others?", + "type": "short_answer_question", + "options": [], + "expected": "Yes", + "points": 60, + "published": true + }, + { + "id": 1937, + "name": "Listening", + "body": "Is this quiz listening to us right now?", + "type": "short_answer_question", + "options": [], + "expected": "Yes", + "points": 100, + "published": true + } + ] +} diff --git a/src/interfaces/answer.ts b/src/interfaces/answer.ts new file mode 100644 index 0000000000..743ee8dff9 --- /dev/null +++ b/src/interfaces/answer.ts @@ -0,0 +1,13 @@ +/*** + * A representation of a students' answer in a quizzing game + */ +export interface Answer { + /** The ID of the question being answered. */ + questionId: number; + /** The text that the student entered for their answer. */ + text: string; + /** Whether or not the student has submitted this answer. */ + submitted: boolean; + /** Whether or not the students' answer matched the expected. */ + correct: boolean; +} diff --git a/src/interfaces/question.ts b/src/interfaces/question.ts new file mode 100644 index 0000000000..5def48f2f7 --- /dev/null +++ b/src/interfaces/question.ts @@ -0,0 +1,22 @@ +/** QuestionType influences how a question is asked and what kinds of answers are possible */ +export type QuestionType = "multiple_choice_question" | "short_answer_question"; + +/** A representation of a Question in a quizzing application */ +export interface Question { + /** A unique identifier for the question */ + id: number; + /** The human-friendly title of the question */ + name: string; + /** The instructions and content of the Question */ + body: string; + /** The kind of Question; influences how the user answers and what options are displayed */ + type: QuestionType; + /** The possible answers for a Question (for Multiple Choice questions) */ + options: string[]; + /** The actually correct answer expected */ + expected: string; + /** How many points this question is worth, roughly indicating its importance and difficulty */ + points: number; + /** Whether or not this question is ready to display to students */ + published: boolean; +} diff --git a/src/nested.test.ts b/src/nested.test.ts new file mode 100644 index 0000000000..7f52bfdf94 --- /dev/null +++ b/src/nested.test.ts @@ -0,0 +1,1246 @@ +import { Question } from "./interfaces/question"; +import { + getPublishedQuestions, + getNonEmptyQuestions, + findQuestion, + removeQuestion, + getNames, + sumPoints, + sumPublishedPoints, + toCSV, + makeAnswers, + publishAll, + sameType, + addNewQuestion, + renameQuestionById, + changeQuestionTypeById, + editOption, + duplicateQuestionInArray, +} from "./nested"; +import testQuestionData from "./data/questions.json"; +import backupQuestionData from "./data/questions.json"; + +const { + BLANK_QUESTIONS, + SIMPLE_QUESTIONS, + TRIVIA_QUESTIONS, + EMPTY_QUESTIONS, + SIMPLE_QUESTIONS_2, +}: Record = + // Typecast the test data that we imported to be a record matching + // strings to the question list + testQuestionData as Record; + +// We have backup versions of the data to make sure all changes are immutable +const { + BLANK_QUESTIONS: BACKUP_BLANK_QUESTIONS, + SIMPLE_QUESTIONS: BACKUP_SIMPLE_QUESTIONS, + TRIVIA_QUESTIONS: BACKUP_TRIVIA_QUESTIONS, + EMPTY_QUESTIONS: BACKUP_EMPTY_QUESTIONS, + SIMPLE_QUESTIONS_2: BACKUP_SIMPLE_QUESTIONS_2, +}: Record = backupQuestionData as Record< + string, + Question[] +>; + +const NEW_BLANK_QUESTION = { + id: 142, + name: "A new question", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, +}; + +const NEW_TRIVIA_QUESTION = { + id: 449, + name: "Colors", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + /*body: "The official colors of UD are Blue and ...?", + type: "multiple_choice_question", + options: ["Black, like my soul", "Blue again, we're tricky.", "#FFD200"], + expected: "#FFD200",*/ + points: 1, + published: false, +}; + +//////////////////////////////////////////// +// Actual tests + +describe("Testing the Question[] functions", () => { + ////////////////////////////////// + // getPublishedQuestions + + test("(3 pts) Testing the getPublishedQuestions function", () => { + expect(getPublishedQuestions(BLANK_QUESTIONS)).toEqual([]); + expect(getPublishedQuestions(SIMPLE_QUESTIONS)).toEqual([ + { + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true, + }, + { + id: 5, + name: "Colors", + body: "Which of these is a color?", + type: "multiple_choice_question", + options: ["red", "apple", "firetruck"], + expected: "red", + points: 1, + published: true, + }, + ]); + expect(getPublishedQuestions(TRIVIA_QUESTIONS)).toEqual([]); + expect(getPublishedQuestions(SIMPLE_QUESTIONS_2)).toEqual( + BACKUP_SIMPLE_QUESTIONS_2, + ); + expect(getPublishedQuestions(EMPTY_QUESTIONS)).toEqual([ + { + id: 1, + name: "Empty 1", + body: "This question is not empty, right?", + type: "multiple_choice_question", + options: ["correct", "it is", "not"], + expected: "correct", + points: 5, + published: true, + }, + { + id: 2, + name: "Empty 2", + body: "", + type: "multiple_choice_question", + options: ["this", "one", "is", "not", "empty", "either"], + expected: "one", + points: 5, + published: true, + }, + { + id: 3, + name: "Empty 3", + body: "This questions is not empty either!", + type: "short_answer_question", + options: [], + expected: "", + points: 5, + published: true, + }, + { + id: 4, + name: "Empty 4", + body: "", + type: "short_answer_question", + options: [], + expected: "Even this one is not empty", + points: 5, + published: true, + }, + ]); + }); + + test("(3 pts) Testing the getNonEmptyQuestions functions", () => { + expect(getNonEmptyQuestions(BLANK_QUESTIONS)).toEqual([]); + expect(getNonEmptyQuestions(SIMPLE_QUESTIONS)).toEqual( + BACKUP_SIMPLE_QUESTIONS, + ); + expect(getNonEmptyQuestions(TRIVIA_QUESTIONS)).toEqual( + BACKUP_TRIVIA_QUESTIONS, + ); + expect(getNonEmptyQuestions(SIMPLE_QUESTIONS_2)).toEqual( + BACKUP_SIMPLE_QUESTIONS_2, + ); + expect(getNonEmptyQuestions(EMPTY_QUESTIONS)).toEqual([ + { + id: 1, + name: "Empty 1", + body: "This question is not empty, right?", + type: "multiple_choice_question", + options: ["correct", "it is", "not"], + expected: "correct", + points: 5, + published: true, + }, + { + id: 2, + name: "Empty 2", + body: "", + type: "multiple_choice_question", + options: ["this", "one", "is", "not", "empty", "either"], + expected: "one", + points: 5, + published: true, + }, + { + id: 3, + name: "Empty 3", + body: "This questions is not empty either!", + type: "short_answer_question", + options: [], + expected: "", + points: 5, + published: true, + }, + { + id: 4, + name: "Empty 4", + body: "", + type: "short_answer_question", + options: [], + expected: "Even this one is not empty", + points: 5, + published: true, + }, + ]); + }); + + test("(3 pts) Testing the findQuestion function", () => { + expect(findQuestion(BLANK_QUESTIONS, 1)).toEqual(BLANK_QUESTIONS[0]); + expect(findQuestion(BLANK_QUESTIONS, 47)).toEqual(BLANK_QUESTIONS[1]); + expect(findQuestion(BLANK_QUESTIONS, 2)).toEqual(BLANK_QUESTIONS[2]); + expect(findQuestion(BLANK_QUESTIONS, 3)).toEqual(null); + expect(findQuestion(SIMPLE_QUESTIONS, 1)).toEqual(SIMPLE_QUESTIONS[0]); + expect(findQuestion(SIMPLE_QUESTIONS, 2)).toEqual(SIMPLE_QUESTIONS[1]); + expect(findQuestion(SIMPLE_QUESTIONS, 5)).toEqual(SIMPLE_QUESTIONS[2]); + expect(findQuestion(SIMPLE_QUESTIONS, 9)).toEqual(SIMPLE_QUESTIONS[3]); + expect(findQuestion(SIMPLE_QUESTIONS, 6)).toEqual(null); + expect(findQuestion(SIMPLE_QUESTIONS_2, 478)).toEqual( + SIMPLE_QUESTIONS_2[0], + ); + expect(findQuestion([], 0)).toEqual(null); + }); + + test("(3 pts) Testing the removeQuestion", () => { + expect(removeQuestion(BLANK_QUESTIONS, 1)).toEqual([ + { + id: 47, + name: "My New Question", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect(removeQuestion(BLANK_QUESTIONS, 47)).toEqual([ + { + id: 1, + name: "Question 1", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect(removeQuestion(BLANK_QUESTIONS, 2)).toEqual([ + { + id: 1, + name: "Question 1", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 47, + name: "My New Question", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect(removeQuestion(SIMPLE_QUESTIONS, 9)).toEqual([ + { + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true, + }, + { + id: 2, + name: "Letters", + body: "What is the last letter of the English alphabet?", + type: "short_answer_question", + options: [], + expected: "Z", + points: 1, + published: false, + }, + { + id: 5, + name: "Colors", + body: "Which of these is a color?", + type: "multiple_choice_question", + options: ["red", "apple", "firetruck"], + expected: "red", + points: 1, + published: true, + }, + ]); + expect(removeQuestion(SIMPLE_QUESTIONS, 5)).toEqual([ + { + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true, + }, + { + id: 2, + name: "Letters", + body: "What is the last letter of the English alphabet?", + type: "short_answer_question", + options: [], + expected: "Z", + points: 1, + published: false, + }, + { + id: 9, + name: "Shapes", + body: "What shape can you make with one line?", + type: "multiple_choice_question", + options: ["square", "triangle", "circle"], + expected: "circle", + points: 2, + published: false, + }, + ]); + }); + + test("(3 pts) Testing the getNames function", () => { + expect(getNames(BLANK_QUESTIONS)).toEqual([ + "Question 1", + "My New Question", + "Question 2", + ]); + expect(getNames(SIMPLE_QUESTIONS)).toEqual([ + "Addition", + "Letters", + "Colors", + "Shapes", + ]); + expect(getNames(TRIVIA_QUESTIONS)).toEqual([ + "Mascot", + "Motto", + "Goats", + ]); + expect(getNames(SIMPLE_QUESTIONS_2)).toEqual([ + "Students", + "Importance", + "Sentience", + "Danger", + "Listening", + ]); + expect(getNames(EMPTY_QUESTIONS)).toEqual([ + "Empty 1", + "Empty 2", + "Empty 3", + "Empty 4", + "Empty 5 (Actual)", + ]); + }); + + test("(3 pts) Testing the sumPoints function", () => { + expect(sumPoints(BLANK_QUESTIONS)).toEqual(3); + expect(sumPoints(SIMPLE_QUESTIONS)).toEqual(5); + expect(sumPoints(TRIVIA_QUESTIONS)).toEqual(20); + expect(sumPoints(EMPTY_QUESTIONS)).toEqual(25); + expect(sumPoints(SIMPLE_QUESTIONS_2)).toEqual(300); + }); + + test("(3 pts) Testing the sumPublishedPoints function", () => { + expect(sumPublishedPoints(BLANK_QUESTIONS)).toEqual(0); + expect(sumPublishedPoints(SIMPLE_QUESTIONS)).toEqual(2); + expect(sumPublishedPoints(TRIVIA_QUESTIONS)).toEqual(0); + expect(sumPublishedPoints(EMPTY_QUESTIONS)).toEqual(20); + expect(sumPublishedPoints(SIMPLE_QUESTIONS_2)).toEqual(300); + }); + + test("(3 pts) Testing the toCSV function", () => { + expect(toCSV(BLANK_QUESTIONS)).toEqual(`id,name,options,points,published +1,Question 1,0,1,false +47,My New Question,0,1,false +2,Question 2,0,1,false`); + expect(toCSV(SIMPLE_QUESTIONS)) + .toEqual(`id,name,options,points,published +1,Addition,0,1,true +2,Letters,0,1,false +5,Colors,3,1,true +9,Shapes,3,2,false`); + expect(toCSV(TRIVIA_QUESTIONS)) + .toEqual(`id,name,options,points,published +1,Mascot,3,7,false +2,Motto,3,3,false +3,Goats,3,10,false`); + expect(toCSV(EMPTY_QUESTIONS)).toEqual(`id,name,options,points,published +1,Empty 1,3,5,true +2,Empty 2,6,5,true +3,Empty 3,0,5,true +4,Empty 4,0,5,true +5,Empty 5 (Actual),0,5,false`); + expect(toCSV(SIMPLE_QUESTIONS_2)) + .toEqual(`id,name,options,points,published +478,Students,0,53,true +1937,Importance,0,47,true +479,Sentience,0,40,true +777,Danger,0,60,true +1937,Listening,0,100,true`); + }); + + test("(3 pts) Testing the makeAnswers function", () => { + expect(makeAnswers(BLANK_QUESTIONS)).toEqual([ + { questionId: 1, correct: false, text: "", submitted: false }, + { questionId: 47, correct: false, text: "", submitted: false }, + { questionId: 2, correct: false, text: "", submitted: false }, + ]); + expect(makeAnswers(SIMPLE_QUESTIONS)).toEqual([ + { questionId: 1, correct: false, text: "", submitted: false }, + { questionId: 2, correct: false, text: "", submitted: false }, + { questionId: 5, correct: false, text: "", submitted: false }, + { questionId: 9, correct: false, text: "", submitted: false }, + ]); + expect(makeAnswers(TRIVIA_QUESTIONS)).toEqual([ + { questionId: 1, correct: false, text: "", submitted: false }, + { questionId: 2, correct: false, text: "", submitted: false }, + { questionId: 3, correct: false, text: "", submitted: false }, + ]); + expect(makeAnswers(SIMPLE_QUESTIONS_2)).toEqual([ + { questionId: 478, correct: false, text: "", submitted: false }, + { questionId: 1937, correct: false, text: "", submitted: false }, + { questionId: 479, correct: false, text: "", submitted: false }, + { questionId: 777, correct: false, text: "", submitted: false }, + { questionId: 1937, correct: false, text: "", submitted: false }, + ]); + expect(makeAnswers(EMPTY_QUESTIONS)).toEqual([ + { questionId: 1, correct: false, text: "", submitted: false }, + { questionId: 2, correct: false, text: "", submitted: false }, + { questionId: 3, correct: false, text: "", submitted: false }, + { questionId: 4, correct: false, text: "", submitted: false }, + { questionId: 5, correct: false, text: "", submitted: false }, + ]); + }); + + test("(3 pts) Testing the publishAll function", () => { + expect(publishAll(BLANK_QUESTIONS)).toEqual([ + { + id: 1, + name: "Question 1", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: true, + }, + { + id: 47, + name: "My New Question", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: true, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: true, + }, + ]); + expect(publishAll(SIMPLE_QUESTIONS)).toEqual([ + { + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true, + }, + { + id: 2, + name: "Letters", + body: "What is the last letter of the English alphabet?", + type: "short_answer_question", + options: [], + expected: "Z", + points: 1, + published: true, + }, + { + id: 5, + name: "Colors", + body: "Which of these is a color?", + type: "multiple_choice_question", + options: ["red", "apple", "firetruck"], + expected: "red", + points: 1, + published: true, + }, + { + id: 9, + name: "Shapes", + body: "What shape can you make with one line?", + type: "multiple_choice_question", + options: ["square", "triangle", "circle"], + expected: "circle", + points: 2, + published: true, + }, + ]); + expect(publishAll(TRIVIA_QUESTIONS)).toEqual([ + { + id: 1, + name: "Mascot", + body: "What is the name of the UD Mascot?", + type: "multiple_choice_question", + options: ["Bluey", "YoUDee", "Charles the Wonder Dog"], + expected: "YoUDee", + points: 7, + published: true, + }, + { + id: 2, + name: "Motto", + body: "What is the University of Delaware's motto?", + type: "multiple_choice_question", + options: [ + "Knowledge is the light of the mind", + "Just U Do it", + "Nothing, what's the motto with you?", + ], + expected: "Knowledge is the light of the mind", + points: 3, + published: true, + }, + { + id: 3, + name: "Goats", + body: "How many goats are there usually on the Green?", + type: "multiple_choice_question", + options: [ + "Zero, why would there be goats on the green?", + "18420", + "Two", + ], + expected: "Two", + points: 10, + published: true, + }, + ]); + expect(publishAll(EMPTY_QUESTIONS)).toEqual([ + { + id: 1, + name: "Empty 1", + body: "This question is not empty, right?", + type: "multiple_choice_question", + options: ["correct", "it is", "not"], + expected: "correct", + points: 5, + published: true, + }, + { + id: 2, + name: "Empty 2", + body: "", + type: "multiple_choice_question", + options: ["this", "one", "is", "not", "empty", "either"], + expected: "one", + points: 5, + published: true, + }, + { + id: 3, + name: "Empty 3", + body: "This questions is not empty either!", + type: "short_answer_question", + options: [], + expected: "", + points: 5, + published: true, + }, + { + id: 4, + name: "Empty 4", + body: "", + type: "short_answer_question", + options: [], + expected: "Even this one is not empty", + points: 5, + published: true, + }, + { + id: 5, + name: "Empty 5 (Actual)", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 5, + published: true, + }, + ]); + expect(publishAll(SIMPLE_QUESTIONS_2)).toEqual(SIMPLE_QUESTIONS_2); + }); + + test("(3 pts) Testing the sameType function", () => { + expect(sameType([])).toEqual(true); + expect(sameType(BLANK_QUESTIONS)).toEqual(false); + expect(sameType(SIMPLE_QUESTIONS)).toEqual(false); + expect(sameType(TRIVIA_QUESTIONS)).toEqual(true); + expect(sameType(EMPTY_QUESTIONS)).toEqual(false); + expect(sameType(SIMPLE_QUESTIONS_2)).toEqual(true); + }); + + test("(3 pts) Testing the addNewQuestion function", () => { + expect( + addNewQuestion([], 142, "A new question", "short_answer_question"), + ).toEqual([NEW_BLANK_QUESTION]); + expect( + addNewQuestion( + BLANK_QUESTIONS, + 142, + "A new question", + "short_answer_question", + ), + ).toEqual([...BLANK_QUESTIONS, NEW_BLANK_QUESTION]); + expect( + addNewQuestion( + TRIVIA_QUESTIONS, + 449, + "Colors", + "multiple_choice_question", + ), + ).toEqual([...TRIVIA_QUESTIONS, NEW_TRIVIA_QUESTION]); + }); + + test("(3 pts) Testing the renameQuestionById function", () => { + expect(renameQuestionById(BLANK_QUESTIONS, 1, "New Name")).toEqual([ + { + id: 1, + name: "New Name", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 47, + name: "My New Question", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect(renameQuestionById(BLANK_QUESTIONS, 47, "Another Name")).toEqual( + [ + { + id: 1, + name: "Question 1", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 47, + name: "Another Name", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ], + ); + expect(renameQuestionById(SIMPLE_QUESTIONS, 5, "Colours")).toEqual([ + { + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true, + }, + { + id: 2, + name: "Letters", + body: "What is the last letter of the English alphabet?", + type: "short_answer_question", + options: [], + expected: "Z", + points: 1, + published: false, + }, + { + id: 5, + name: "Colours", + body: "Which of these is a color?", + type: "multiple_choice_question", + options: ["red", "apple", "firetruck"], + expected: "red", + points: 1, + published: true, + }, + { + id: 9, + name: "Shapes", + body: "What shape can you make with one line?", + type: "multiple_choice_question", + options: ["square", "triangle", "circle"], + expected: "circle", + points: 2, + published: false, + }, + ]); + }); + + test("(3 pts) Test the changeQuestionTypeById function", () => { + expect( + changeQuestionTypeById( + BLANK_QUESTIONS, + 1, + "multiple_choice_question", + ), + ).toEqual(BLANK_QUESTIONS); + expect( + changeQuestionTypeById(BLANK_QUESTIONS, 1, "short_answer_question"), + ).toEqual([ + { + id: 1, + name: "Question 1", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 47, + name: "My New Question", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect( + changeQuestionTypeById( + BLANK_QUESTIONS, + 47, + "short_answer_question", + ), + ).toEqual([ + { + id: 1, + name: "Question 1", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 47, + name: "My New Question", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect( + changeQuestionTypeById( + TRIVIA_QUESTIONS, + 3, + "short_answer_question", + ), + ).toEqual([ + { + id: 1, + name: "Mascot", + body: "What is the name of the UD Mascot?", + type: "multiple_choice_question", + options: ["Bluey", "YoUDee", "Charles the Wonder Dog"], + expected: "YoUDee", + points: 7, + published: false, + }, + { + id: 2, + name: "Motto", + body: "What is the University of Delaware's motto?", + type: "multiple_choice_question", + options: [ + "Knowledge is the light of the mind", + "Just U Do it", + "Nothing, what's the motto with you?", + ], + expected: "Knowledge is the light of the mind", + points: 3, + published: false, + }, + { + id: 3, + name: "Goats", + body: "How many goats are there usually on the Green?", + type: "short_answer_question", + options: [], + expected: "Two", + points: 10, + published: false, + }, + ]); + }); + + test("(3 pts) Testing the editOption function", () => { + expect(editOption(BLANK_QUESTIONS, 1, -1, "NEW OPTION")).toEqual([ + { + id: 1, + name: "Question 1", + body: "", + type: "multiple_choice_question", + options: ["NEW OPTION"], + expected: "", + points: 1, + published: false, + }, + { + id: 47, + name: "My New Question", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect(editOption(BLANK_QUESTIONS, 47, -1, "Another option")).toEqual([ + { + id: 1, + name: "Question 1", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 47, + name: "My New Question", + body: "", + type: "multiple_choice_question", + options: ["Another option"], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect(editOption(SIMPLE_QUESTIONS, 5, -1, "newspaper")).toEqual([ + { + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true, + }, + { + id: 2, + name: "Letters", + body: "What is the last letter of the English alphabet?", + type: "short_answer_question", + options: [], + expected: "Z", + points: 1, + published: false, + }, + { + id: 5, + name: "Colors", + body: "Which of these is a color?", + type: "multiple_choice_question", + options: ["red", "apple", "firetruck", "newspaper"], + expected: "red", + points: 1, + published: true, + }, + { + id: 9, + name: "Shapes", + body: "What shape can you make with one line?", + type: "multiple_choice_question", + options: ["square", "triangle", "circle"], + expected: "circle", + points: 2, + published: false, + }, + ]); + expect(editOption(SIMPLE_QUESTIONS, 5, 0, "newspaper")).toEqual([ + { + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true, + }, + { + id: 2, + name: "Letters", + body: "What is the last letter of the English alphabet?", + type: "short_answer_question", + options: [], + expected: "Z", + points: 1, + published: false, + }, + { + id: 5, + name: "Colors", + body: "Which of these is a color?", + type: "multiple_choice_question", + options: ["newspaper", "apple", "firetruck"], + expected: "red", + points: 1, + published: true, + }, + { + id: 9, + name: "Shapes", + body: "What shape can you make with one line?", + type: "multiple_choice_question", + options: ["square", "triangle", "circle"], + expected: "circle", + points: 2, + published: false, + }, + ]); + + expect(editOption(SIMPLE_QUESTIONS, 5, 2, "newspaper")).toEqual([ + { + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true, + }, + { + id: 2, + name: "Letters", + body: "What is the last letter of the English alphabet?", + type: "short_answer_question", + options: [], + expected: "Z", + points: 1, + published: false, + }, + { + id: 5, + name: "Colors", + body: "Which of these is a color?", + type: "multiple_choice_question", + options: ["red", "apple", "newspaper"], + expected: "red", + points: 1, + published: true, + }, + { + id: 9, + name: "Shapes", + body: "What shape can you make with one line?", + type: "multiple_choice_question", + options: ["square", "triangle", "circle"], + expected: "circle", + points: 2, + published: false, + }, + ]); + }); + + test("(3 pts) Testing the duplicateQuestionInArray function", () => { + expect(duplicateQuestionInArray(BLANK_QUESTIONS, 1, 27)).toEqual([ + { + id: 1, + name: "Question 1", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 27, + name: "Copy of Question 1", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 47, + name: "My New Question", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect(duplicateQuestionInArray(BLANK_QUESTIONS, 47, 19)).toEqual([ + { + id: 1, + name: "Question 1", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 47, + name: "My New Question", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 19, + name: "Copy of My New Question", + body: "", + type: "multiple_choice_question", + options: [], + expected: "", + points: 1, + published: false, + }, + { + id: 2, + name: "Question 2", + body: "", + type: "short_answer_question", + options: [], + expected: "", + points: 1, + published: false, + }, + ]); + expect(duplicateQuestionInArray(TRIVIA_QUESTIONS, 3, 111)).toEqual([ + { + id: 1, + name: "Mascot", + body: "What is the name of the UD Mascot?", + type: "multiple_choice_question", + options: ["Bluey", "YoUDee", "Charles the Wonder Dog"], + expected: "YoUDee", + points: 7, + published: false, + }, + { + id: 2, + name: "Motto", + body: "What is the University of Delaware's motto?", + type: "multiple_choice_question", + options: [ + "Knowledge is the light of the mind", + "Just U Do it", + "Nothing, what's the motto with you?", + ], + expected: "Knowledge is the light of the mind", + points: 3, + published: false, + }, + { + id: 3, + name: "Goats", + body: "How many goats are there usually on the Green?", + type: "multiple_choice_question", + options: [ + "Zero, why would there be goats on the green?", + "18420", + "Two", + ], + expected: "Two", + points: 10, + published: false, + }, + { + id: 111, + name: "Copy of Goats", + body: "How many goats are there usually on the Green?", + type: "multiple_choice_question", + options: [ + "Zero, why would there be goats on the green?", + "18420", + "Two", + ], + expected: "Two", + points: 10, + published: false, + }, + ]); + }); + + afterEach(() => { + expect(BLANK_QUESTIONS).toEqual(BACKUP_BLANK_QUESTIONS); + expect(SIMPLE_QUESTIONS).toEqual(BACKUP_SIMPLE_QUESTIONS); + expect(TRIVIA_QUESTIONS).toEqual(BACKUP_TRIVIA_QUESTIONS); + expect(SIMPLE_QUESTIONS_2).toEqual(BACKUP_SIMPLE_QUESTIONS_2); + expect(EMPTY_QUESTIONS).toEqual(BACKUP_EMPTY_QUESTIONS); + }); +}); diff --git a/src/nested.ts b/src/nested.ts new file mode 100644 index 0000000000..562b6ca0df --- /dev/null +++ b/src/nested.ts @@ -0,0 +1,181 @@ +import { Answer } from "./interfaces/answer"; +import { Question, QuestionType } from "./interfaces/question"; + +/** + * Consumes an array of questions and returns a new array with only the questions + * that are `published`. + */ +export function getPublishedQuestions(questions: Question[]): Question[] { + return []; +} + +/** + * Consumes an array of questions and returns a new array of only the questions that are + * considered "non-empty". An empty question has an empty string for its `body` and + * `expected`, and an empty array for its `options`. + */ +export function getNonEmptyQuestions(questions: Question[]): Question[] { + return []; +} + +/*** + * Consumes an array of questions and returns the question with the given `id`. If the + * question is not found, return `null` instead. + */ +export function findQuestion( + questions: Question[], + id: number +): Question | null { + return null; +} + +/** + * Consumes an array of questions and returns a new array that does not contain the question + * with the given `id`. + */ +export function removeQuestion(questions: Question[], id: number): Question[] { + return []; +} + +/*** + * Consumes an array of questions and returns a new array containing just the names of the + * questions, as an array. + */ +export function getNames(questions: Question[]): string[] { + return []; +} + +/*** + * Consumes an array of questions and returns the sum total of all their points added together. + */ +export function sumPoints(questions: Question[]): number { + return 0; +} + +/*** + * Consumes an array of questions and returns the sum total of the PUBLISHED questions. + */ +export function sumPublishedPoints(questions: Question[]): number { + return 0; +} + +/*** + * Consumes an array of questions, and produces a Comma-Separated Value (CSV) string representation. + * A CSV is a type of file frequently used to share tabular data; we will use a single string + * to represent the entire file. The first line of the file is the headers "id", "name", "options", + * "points", and "published". The following line contains the value for each question, separated by + * commas. For the `options` field, use the NUMBER of options. + * + * Here is an example of what this will look like (do not include the border). + *` +id,name,options,points,published +1,Addition,0,1,true +2,Letters,0,1,false +5,Colors,3,1,true +9,Shapes,3,2,false +` * + * Check the unit tests for more examples! + */ +export function toCSV(questions: Question[]): string { + return ""; +} + +/** + * Consumes an array of Questions and produces a corresponding array of + * Answers. Each Question gets its own Answer, copying over the `id` as the `questionId`, + * making the `text` an empty string, and using false for both `submitted` and `correct`. + */ +export function makeAnswers(questions: Question[]): Answer[] { + return []; +} + +/*** + * Consumes an array of Questions and produces a new array of questions, where + * each question is now published, regardless of its previous published status. + */ +export function publishAll(questions: Question[]): Question[] { + return []; +} + +/*** + * Consumes an array of Questions and produces whether or not all the questions + * are the same type. They can be any type, as long as they are all the SAME type. + */ +export function sameType(questions: Question[]): boolean { + return false; +} + +/*** + * Consumes an array of Questions and produces a new array of the same Questions, + * except that a blank question has been added onto the end. Reuse the `makeBlankQuestion` + * you defined in the `objects.ts` file. + */ +export function addNewQuestion( + questions: Question[], + id: number, + name: string, + type: QuestionType +): Question[] { + return []; +} + +/*** + * Consumes an array of Questions and produces a new array of Questions, where all + * the Questions are the same EXCEPT for the one with the given `targetId`. That + * Question should be the same EXCEPT that its name should now be `newName`. + */ +export function renameQuestionById( + questions: Question[], + targetId: number, + newName: string +): Question[] { + return []; +} + +/*** + * Consumes an array of Questions and produces a new array of Questions, where all + * the Questions are the same EXCEPT for the one with the given `targetId`. That + * Question should be the same EXCEPT that its `type` should now be the `newQuestionType` + * AND if the `newQuestionType` is no longer "multiple_choice_question" than the `options` + * must be set to an empty list. + */ +export function changeQuestionTypeById( + questions: Question[], + targetId: number, + newQuestionType: QuestionType +): Question[] { + return []; +} + +/** + * Consumes an array of Questions and produces a new array of Questions, where all + * the Questions are the same EXCEPT for the one with the given `targetId`. That + * Question should be the same EXCEPT that its `option` array should have a new element. + * If the `targetOptionIndex` is -1, the `newOption` should be added to the end of the list. + * Otherwise, it should *replace* the existing element at the `targetOptionIndex`. + * + * Remember, if a function starts getting too complicated, think about how a helper function + * can make it simpler! Break down complicated tasks into little pieces. + */ +export function editOption( + questions: Question[], + targetId: number, + targetOptionIndex: number, + newOption: string +): Question[] { + return []; +} + +/*** + * Consumes an array of questions, and produces a new array based on the original array. + * The only difference is that the question with id `targetId` should now be duplicated, with + * the duplicate inserted directly after the original question. Use the `duplicateQuestion` + * function you defined previously; the `newId` is the parameter to use for the duplicate's ID. + */ +export function duplicateQuestionInArray( + questions: Question[], + targetId: number, + newId: number +): Question[] { + return []; +} diff --git a/src/objects.test.ts b/src/objects.test.ts new file mode 100644 index 0000000000..a9c76a334e --- /dev/null +++ b/src/objects.test.ts @@ -0,0 +1,295 @@ +import { Question } from "./interfaces/question"; +import { + makeBlankQuestion, + isCorrect, + isValid, + toShortForm, + toMarkdown, + duplicateQuestion, + renameQuestion, + publishQuestion, + addOption, + mergeQuestion +} from "./objects"; +import testQuestionData from "./data/questions.json"; +import backupQuestionData from "./data/questions.json"; + +//////////////////////////////////////////// +// Setting up the test data + +const { BLANK_QUESTIONS, SIMPLE_QUESTIONS }: Record = + // Typecast the test data that we imported to be a record matching + // strings to the question list + testQuestionData as Record; + +// We have backup versions of the data to make sure all changes are immutable +const { + BLANK_QUESTIONS: BACKUP_BLANK_QUESTIONS, + SIMPLE_QUESTIONS: BACKUP_SIMPLE_QUESTIONS +}: Record = backupQuestionData as Record< + string, + Question[] +>; + +// Unpack the list of simple questions into convenient constants +const [ADDITION_QUESTION, LETTER_QUESTION, COLOR_QUESTION, SHAPE_QUESTION] = + SIMPLE_QUESTIONS; +const [ + BACKUP_ADDITION_QUESTION, + BACKUP_LETTER_QUESTION, + BACKUP_COLOR_QUESTION, + BACKUP_SHAPE_QUESTION +] = BACKUP_SIMPLE_QUESTIONS; + +//////////////////////////////////////////// +// Actual tests + +describe("Testing the object functions", () => { + ////////////////////////////////// + // makeBlankQuestion + + test("Testing the makeBlankQuestion function", () => { + expect( + makeBlankQuestion(1, "Question 1", "multiple_choice_question") + ).toEqual(BLANK_QUESTIONS[0]); + expect( + makeBlankQuestion(47, "My New Question", "multiple_choice_question") + ).toEqual(BLANK_QUESTIONS[1]); + expect( + makeBlankQuestion(2, "Question 2", "short_answer_question") + ).toEqual(BLANK_QUESTIONS[2]); + }); + + /////////////////////////////////// + // isCorrect + test("Testing the isCorrect function", () => { + expect(isCorrect(ADDITION_QUESTION, "4")).toEqual(true); + expect(isCorrect(ADDITION_QUESTION, "2")).toEqual(false); + expect(isCorrect(ADDITION_QUESTION, " 4\n")).toEqual(true); + expect(isCorrect(LETTER_QUESTION, "Z")).toEqual(true); + expect(isCorrect(LETTER_QUESTION, "z")).toEqual(true); + expect(isCorrect(LETTER_QUESTION, "4")).toEqual(false); + expect(isCorrect(LETTER_QUESTION, "0")).toEqual(false); + expect(isCorrect(LETTER_QUESTION, "zed")).toEqual(false); + expect(isCorrect(COLOR_QUESTION, "red")).toEqual(true); + expect(isCorrect(COLOR_QUESTION, "apple")).toEqual(false); + expect(isCorrect(COLOR_QUESTION, "firetruck")).toEqual(false); + expect(isCorrect(SHAPE_QUESTION, "square")).toEqual(false); + expect(isCorrect(SHAPE_QUESTION, "triangle")).toEqual(false); + expect(isCorrect(SHAPE_QUESTION, "circle")).toEqual(true); + }); + + /////////////////////////////////// + // isValid + test("Testing the isValid function", () => { + expect(isValid(ADDITION_QUESTION, "4")).toEqual(true); + expect(isValid(ADDITION_QUESTION, "2")).toEqual(true); + expect(isValid(ADDITION_QUESTION, " 4\n")).toEqual(true); + expect(isValid(LETTER_QUESTION, "Z")).toEqual(true); + expect(isValid(LETTER_QUESTION, "z")).toEqual(true); + expect(isValid(LETTER_QUESTION, "4")).toEqual(true); + expect(isValid(LETTER_QUESTION, "0")).toEqual(true); + expect(isValid(LETTER_QUESTION, "zed")).toEqual(true); + expect(isValid(COLOR_QUESTION, "red")).toEqual(true); + expect(isValid(COLOR_QUESTION, "apple")).toEqual(true); + expect(isValid(COLOR_QUESTION, "firetruck")).toEqual(true); + expect(isValid(COLOR_QUESTION, "RED")).toEqual(false); + expect(isValid(COLOR_QUESTION, "orange")).toEqual(false); + expect(isValid(SHAPE_QUESTION, "square")).toEqual(true); + expect(isValid(SHAPE_QUESTION, "triangle")).toEqual(true); + expect(isValid(SHAPE_QUESTION, "circle")).toEqual(true); + expect(isValid(SHAPE_QUESTION, "circle ")).toEqual(false); + expect(isValid(SHAPE_QUESTION, "rhombus")).toEqual(false); + }); + + /////////////////////////////////// + // toShortForm + test("Testing the toShortForm function", () => { + expect(toShortForm(ADDITION_QUESTION)).toEqual("1: Addition"); + expect(toShortForm(LETTER_QUESTION)).toEqual("2: Letters"); + expect(toShortForm(COLOR_QUESTION)).toEqual("5: Colors"); + expect(toShortForm(SHAPE_QUESTION)).toEqual("9: Shapes"); + expect(toShortForm(BLANK_QUESTIONS[1])).toEqual("47: My New Que"); + }); + + /////////////////////////////////// + // toMarkdown + test("Testing the toMarkdown function", () => { + expect(toMarkdown(ADDITION_QUESTION)).toEqual(`# Addition +What is 2+2?`); + expect(toMarkdown(LETTER_QUESTION)).toEqual(`# Letters +What is the last letter of the English alphabet?`); + expect(toMarkdown(COLOR_QUESTION)).toEqual(`# Colors +Which of these is a color? +- red +- apple +- firetruck`); + expect(toMarkdown(SHAPE_QUESTION)).toEqual(`# Shapes +What shape can you make with one line? +- square +- triangle +- circle`); + }); + + afterEach(() => { + expect(ADDITION_QUESTION).toEqual(BACKUP_ADDITION_QUESTION); + expect(LETTER_QUESTION).toEqual(BACKUP_LETTER_QUESTION); + expect(SHAPE_QUESTION).toEqual(BACKUP_SHAPE_QUESTION); + expect(COLOR_QUESTION).toEqual(BACKUP_COLOR_QUESTION); + expect(BLANK_QUESTIONS).toEqual(BACKUP_BLANK_QUESTIONS); + }); + + /////////////////////////////////// + // renameQuestion + test("Testing the renameQuestion function", () => { + expect( + renameQuestion(ADDITION_QUESTION, "My Addition Question") + ).toEqual({ + id: 1, + name: "My Addition Question", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true + }); + expect( + renameQuestion(SHAPE_QUESTION, "I COMPLETELY CHANGED THIS NAME") + ).toEqual({ + id: 9, + name: "I COMPLETELY CHANGED THIS NAME", + body: "What shape can you make with one line?", + type: "multiple_choice_question", + options: ["square", "triangle", "circle"], + expected: "circle", + points: 2, + published: false + }); + }); + + /////////////////////////////////// + // publishQuestion + test("Testing the publishQuestion function", () => { + expect(publishQuestion(ADDITION_QUESTION)).toEqual({ + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: false + }); + expect(publishQuestion(LETTER_QUESTION)).toEqual({ + id: 2, + name: "Letters", + body: "What is the last letter of the English alphabet?", + type: "short_answer_question", + options: [], + expected: "Z", + points: 1, + published: true + }); + expect(publishQuestion(publishQuestion(ADDITION_QUESTION))).toEqual({ + id: 1, + name: "Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: true + }); + }); + + /////////////////////////////////// + // duplicateQuestion + test("Testing the duplicateQuestion function", () => { + expect(duplicateQuestion(9, ADDITION_QUESTION)).toEqual({ + id: 9, + name: "Copy of Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 1, + published: false + }); + expect(duplicateQuestion(55, LETTER_QUESTION)).toEqual({ + id: 55, + name: "Copy of Letters", + body: "What is the last letter of the English alphabet?", + type: "short_answer_question", + options: [], + expected: "Z", + points: 1, + published: false + }); + }); + + /////////////////////////////////// + // addOption + test("Testing the addOption function", () => { + expect(addOption(SHAPE_QUESTION, "heptagon")).toEqual({ + id: 9, + name: "Shapes", + body: "What shape can you make with one line?", + type: "multiple_choice_question", + options: ["square", "triangle", "circle", "heptagon"], + expected: "circle", + points: 2, + published: false + }); + expect(addOption(COLOR_QUESTION, "squiggles")).toEqual({ + id: 5, + name: "Colors", + body: "Which of these is a color?", + type: "multiple_choice_question", + options: ["red", "apple", "firetruck", "squiggles"], + expected: "red", + points: 1, + published: true + }); + }); + + /////////////////////////////////// + // mergeQuestion + test("Testing the mergeQuestion function", () => { + expect( + mergeQuestion( + 192, + "More Points Addition", + ADDITION_QUESTION, + SHAPE_QUESTION + ) + ).toEqual({ + id: 192, + name: "More Points Addition", + body: "What is 2+2?", + type: "short_answer_question", + options: [], + expected: "4", + points: 2, + published: false + }); + + expect( + mergeQuestion( + 99, + "Less Points Shape", + SHAPE_QUESTION, + ADDITION_QUESTION + ) + ).toEqual({ + id: 99, + name: "Less Points Shape", + body: "What shape can you make with one line?", + type: "multiple_choice_question", + options: ["square", "triangle", "circle"], + expected: "circle", + points: 1, + published: false + }); + }); +}); diff --git a/src/objects.ts b/src/objects.ts new file mode 100644 index 0000000000..3fd2072e5e --- /dev/null +++ b/src/objects.ts @@ -0,0 +1,121 @@ +import { Question, QuestionType } from "./interfaces/question"; + +/** + * Create a new blank question with the given `id`, `name`, and `type. The `body` and + * `expected` should be empty strings, the `options` should be an empty list, the `points` + * should default to 1, and `published` should default to false. + */ +export function makeBlankQuestion( + id: number, + name: string, + type: QuestionType +): Question { + return {}; +} + +/** + * Consumes a question and a potential `answer`, and returns whether or not + * the `answer` is correct. You should check that the `answer` is equal to + * the `expected`, ignoring capitalization and trimming any whitespace. + * + * HINT: Look up the `trim` and `toLowerCase` functions. + */ +export function isCorrect(question: Question, answer: string): boolean { + return false; +} + +/** + * Consumes a question and a potential `answer`, and returns whether or not + * the `answer` is valid (but not necessarily correct). For a `short_answer_question`, + * any answer is valid. But for a `multiple_choice_question`, the `answer` must + * be exactly one of the options. + */ +export function isValid(question: Question, answer: string): boolean { + return false; +} + +/** + * Consumes a question and produces a string representation combining the + * `id` and first 10 characters of the `name`. The two strings should be + * separated by ": ". So for example, the question with id 9 and the + * name "My First Question" would become "9: My First Q". + */ +export function toShortForm(question: Question): string { + return ""; +} + +/** + * Consumes a question and returns a formatted string representation as follows: + * - The first line should be a hash sign, a space, and then the `name` + * - The second line should be the `body` + * - If the question is a `multiple_choice_question`, then the following lines + * need to show each option on its line, preceded by a dash and space. + * + * The example below might help, but don't include the border! + * ----------Example------------- + * |# Name | + * |The body goes here! | + * |- Option 1 | + * |- Option 2 | + * |- Option 3 | + * ------------------------------ + * Check the unit tests for more examples of what this looks like! + */ +export function toMarkdown(question: Question): string { + return ""; +} + +/** + * Return a new version of the given question, except the name should now be + * `newName`. + */ +export function renameQuestion(question: Question, newName: string): Question { + return question; +} + +/** + * Return a new version of the given question, except the `published` field + * should be inverted. If the question was not published, now it should be + * published; if it was published, now it should be not published. + */ +export function publishQuestion(question: Question): Question { + return question; +} + +/** + * Create a new question based on the old question, copying over its `body`, `type`, + * `options`, `expected`, and `points` without changes. The `name` should be copied + * over as "Copy of ORIGINAL NAME" (e.g., so "Question 1" would become "Copy of Question 1"). + * The `published` field should be reset to false. + */ +export function duplicateQuestion(id: number, oldQuestion: Question): Question { + return oldQuestion; +} + +/** + * Return a new version of the given question, with the `newOption` added to + * the list of existing `options`. Remember that the new Question MUST have + * its own separate copy of the `options` list, rather than the same reference + * to the original question's list! + * Check out the subsection about "Nested Fields" for more information. + */ +export function addOption(question: Question, newOption: string): Question { + return question; +} + +/** + * Consumes an id, name, and two questions, and produces a new question. + * The new question will use the `body`, `type`, `options`, and `expected` of the + * `contentQuestion`. The second question will provide the `points`. + * The `published` status should be set to false. + * Notice that the second Question is provided as just an object with a `points` + * field; but the function call would be the same as if it were a `Question` type! + */ +export function mergeQuestion( + id: number, + name: string, + contentQuestion: Question, + { points }: { points: number } +): Question { + return contentQuestion; +}