curriculum/challenges/english/blocks/workshop-library-manager/67116d7584d0b469b14579c2.md
To get a list of book summaries, you can use the about property of each book.
Create a getBookSummaries function with a single parameter, accepting an array with book objects.
The getBookSummaries function should return an array of strings representing the summary for each book.
You should create a getBookSummaries function.
assert.isFunction(getBookSummaries);
Your getBookSummaries function should have one parameter.
assert.lengthOf(getBookSummaries, 1);
Your getBookSummaries function should return an array.
assert.isArray(getBookSummaries(library));
Your getBookSummaries function should return an array with the same length as the array passed to it.
assert.lengthOf(getBookSummaries(library), 8);
const _differentLibrary = [
{
title: 'Title A',
author: 'Author A',
about: 'About A',
pages: 320,
},
{
title: 'Title B',
author: 'Author B',
about: 'About B',
pages: 320,
},
{
title: 'Title C',
author: 'Author C',
about: 'About C',
pages: 304,
},
];
assert.lengthOf(getBookSummaries(_differentLibrary), 3);
Your getBookSummaries function should return an array with the about property of each book from the array passed to it.
const summaries = getBookSummaries(library);
library.forEach((book) => {
assert.include(summaries, book.about);
});
const _differentLibrary = [
{
title: 'Title A',
author: 'Author A',
about: 'About A',
pages: 320,
},
{
title: 'Title B',
author: 'Author B',
about: 'About B',
pages: 320,
},
];
const differentSummaries = getBookSummaries(_differentLibrary);
_differentLibrary.forEach((book) => {
assert.include(differentSummaries, book.about);
});
const library = [
{
title: 'Your Next Five Moves: Master the Art of Business Strategy',
author: 'Patrick Bet-David and Greg Dinkin',
about: 'A book on how to plan ahead',
pages: 320,
},
{
title: 'Atomic Habits',
author: 'James Clear',
about: 'A practical book about discarding bad habits and building good ones',
pages: 320,
},
{
title: 'Choose Your Enemies Wisely: Business Planning for the Audacious Few',
author: 'Patrick Bet-David',
about:
"A book that emphasizes the importance of identifying and understanding one's adversaries to succeed in the business world",
pages: 304,
},
{
title: 'The Embedded Entrepreneur',
author: 'Arvid Kahl',
about: 'A book focusing on how to build an audience-driven business',
pages: 308,
},
{
title: 'How to Be a Coffee Bean: 111 Life-Changing Ways to Create Positive Change',
author: 'Jon Gordon',
about: 'A book about effective ways to lead a coffee bean lifestyle',
pages: 256,
},
{
title: 'The Creative Mindset: Mastering the Six Skills That Empower Innovation',
author: 'Jeff DeGraff and Staney DeGraff',
about: 'A book on how to develop creativity and innovation skills',
pages: 168,
},
{
title: 'Rich Dad Poor Dad',
author: 'Robert Kiyosaki and Sharon Lechter',
about: 'A book about financial literacy, financial independence, and building wealth. ',
pages: 336,
},
{
title: 'Zero to Sold',
author: 'Arvid Kahl',
about: 'A book on how to bootstrap a business',
pages: 500,
},
];
console.log("Books in the Library:\n");
function getBookInformation(catalog) {
return catalog.map(book => `${book.title} by ${book.author}`).join("\n");
}
console.log(getBookInformation(library));
console.log("\nList of book summaries:\n");
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