Hossein-w2-JavaScript

.test-summary/TEST_SUMMARY.md

@@ -0,0 +1,15 @@
+## Test Summary
+
+**Mentors**: For more information on how to review homework assignments, please refer to the [Review Guide](https://github.com/HackYourFuture/mentors/blob/main/assignment-support/review-guide.md).
+
+### 1-JavaScript - Week2
+
+|       Exercise       | Passed | Failed | ESLint |
+|----------------------|--------|--------|--------|
+| ex1-giveCompliment   |   7    |   -    |   ✕    |
+| ex2-dogYears         |   7    |   -    |   ✕    |
+| ex3-tellFortune      |   10   |   -    |   ✕    |
+| ex4-shoppingCart     |   -    |   -    |   ✕    |
+| ex5-shoppingCartPure |   -    |   -    |   ✕    |
+| ex6-totalCost        |   -    |   -    |   ✕    |
+| ex7-mindPrivacy      |   -    |   -    |   ✕    |

1-JavaScript/Week2/assignment/ex1-giveCompliment.js

@@ -3,40 +3,53 @@ Full description at: https://github.com/HackYourFuture/Assignments/tree/main/1-J
 
 1. Complete the function named `giveCompliment`as follows:
 
-   - It should take a single parameter: `name`.
+   - It should take a single parameter: name.
    - Its function body should include a variable that holds an array,
-     `compliments`, initialized with 10 strings. Each string should be a
-     compliment, like `"great"`, `"awesome"` and so on.
+     compliments, initialized with 10 strings. Each string should be a
+     compliment, like "great", "awesome" and so on.
    - It should randomly select a compliment from the array.
-   - It should return the string "You are `compliment`, `name`!", where
-     `compliment` is a randomly selected compliment and `name` is the name that
+   - It should return the string "You are compliment, name!", where
+     compliment is a randomly selected compliment and name is the name that
      was passed as an argument to the function.
 
 2. Call the function three times, giving each function call the same argument:
    your name.
-   Use `console.log` each time to display the return value of the
-   `giveCompliment` function to the console.
+   Use console.log each time to display the return value of the
+   giveCompliment function to the console.
 -----------------------------------------------------------------------------*/
-export function giveCompliment(/* TODO parameter(s) go here */) {
-  // TODO complete this function
+export function giveCompliment(name) {
+  const compliments = [
+    'great',
+    'awesome',
+    'excellent',
+    'fantastic',
+    'wonderful',
+    'lovely',
+    'amazing',
+    'impressive',
+    'remarkable',
+    'Good',
+  ];
+  const randomIndex = Math.floor(Math.random() * compliments.length);
+  const randomCompliment = compliments[randomIndex];
+
+  return `You are ${randomCompliment}, ${name}!`;
 }
 
 function main() {
-  // TODO substitute your own name for "HackYourFuture"
-  const myName = 'HackYourFuture';
+  const myName = 'Herbert';
 
   console.log(giveCompliment(myName));
   console.log(giveCompliment(myName));
   console.log(giveCompliment(myName));
 
-  const yourName = 'Amsterdam';
+  const yourName = 'Mike';
 
   console.log(giveCompliment(yourName));
   console.log(giveCompliment(yourName));
   console.log(giveCompliment(yourName));
 }
 
-// ! Do not change or remove the code below
 if (process.env.NODE_ENV !== 'test') {
   main();
 }

1-JavaScript/Week2/assignment/ex2-dogYears.js

@@ -14,11 +14,13 @@ calculate it!
 2. Use `console.log` to display the result of the function for three different
    ages.
 -----------------------------------------------------------------------------*/
+export function calculateDogAge(humanYears) {
+  // Convert human years to dog years using the rate 1 human year = 7 dog years
+  const dogYears = humanYears * 7;
 
-export function calculateDogAge(/* TODO parameter(s) go here */) {
-  // TODO complete this function
+  // Return the result as a string
+  return `Your doggie is ${dogYears} years old in dog years!`;
 }
-
 function main() {
   console.log(calculateDogAge(1)); // -> "Your doggie is 7 years old in dog years!"
   console.log(calculateDogAge(2)); // -> "Your doggie is 14 years old in dog years!"

1-JavaScript/Week2/assignment/ex3-tellFortune.js

@@ -29,34 +29,35 @@ Note: The DRY principle is put into practice here: instead of repeating the code
 randomly select array elements four times inside the `tellFortune` function 
 body, this code is now written once only in a separated function.
 -----------------------------------------------------------------------------*/
+// This function takes an array as its parameter and returns
+// a randomly selected element from the array.
+function selectRandomly(array) {
+  // Generate a random index between 0 and the length of the array
+  const randomIndex = Math.floor(Math.random() * array.length);
 
-// This function should take an array as its parameter and return
-// a randomly selected element as its return value.
-function selectRandomly(/* TODO parameter(s) go here */) {
-  // TODO complete this function
+  // Return the element at the random index
+  return array[randomIndex];
 }
 
-export function tellFortune(/* TODO add parameter(s) here */) {
-  // TODO complete this function
+export function tellFortune(numKids, partnerNames, locations, jobTitles) {
+  // Use `selectRandomly` to select a random value from each array
+  const numOfKids = selectRandomly(numKids);
+  const partnerName = selectRandomly(partnerNames);
+  const location = selectRandomly(locations);
+  const jobTitle = selectRandomly(jobTitles);
+
+  // Return the formatted string
+  return `You will be a ${jobTitle} in ${location}, married to ${partnerName} with ${numOfKids} kids.`;
 }
 
 function main() {
-  const numKids = [
-    // TODO add elements here
-  ];
-
-  const partnerNames = [
-    // TODO add elements here
-  ];
-
-  const locations = [
-    // TODO add elements here
-  ];
-
-  const jobTitles = [
-    // TODO add elements here
-  ];
+  // Arrays with random values
+  const numKids = [1, 2, 3, 4, 5];
+  const partnerNames = ['Alex', 'Jordan', 'Taylor', 'Chris', 'Jamie'];
+  const locations = ['New York', 'Paris', 'Tokyo', 'Sydney', 'Amsterdam'];
+  const jobTitles = ['developer', 'teacher', 'designer', 'artist', 'engineer'];
 
+  // Call `tellFortune` three times with the arrays as arguments
   console.log(tellFortune(numKids, partnerNames, locations, jobTitles));
   console.log(tellFortune(numKids, partnerNames, locations, jobTitles));
   console.log(tellFortune(numKids, partnerNames, locations, jobTitles));

1-JavaScript/Week2/assignment/ex4-shoppingCart.js

@@ -18,9 +18,31 @@ you have more than 3 items in your shopping cart the first item gets taken out.
 -----------------------------------------------------------------------------*/
 const shoppingCart = ['bananas', 'milk'];
 
+// Helper function to convert the shopping cart to a string
+function cartToString(cart) {
+  return cart.join(', ');
+}
 // ! Function to be tested
-function addToShoppingCart(/* parameters go here */) {
-  // TODO complete this function
+function addToShoppingCart(item) {
+  // Test 1: If no argument is provided, return the cart unchanged
+  if (arguments.length === 0) {
+    return `You bought ${cartToString(shoppingCart)}!`;
+  }
+
+  // Test 2: Ensure only one argument is passed
+  if (arguments.length !== 1) {
+    throw new Error('addToShoppingCart() accepts exactly one argument');
+  }
+
+  // Add the item to the cart
+  shoppingCart.push(item);
+
+  // If the cart exceeds 3 items, remove the oldest item
+  if (shoppingCart.length > 3) {
+    shoppingCart.shift();
+  }
+
+  return `You bought ${cartToString(shoppingCart)}!`;
 }
 
 // ! Test functions (plain vanilla JavaScript)
@@ -29,36 +51,51 @@ function test1() {
     'Test 1: addShoppingCart() called without an argument should leave the shopping cart unchanged'
   );
   const expected = 'You bought bananas, milk!';
-  const actual = addToShoppingCart();
-  console.assert(actual === expected);
+  const actual = addToShoppingCart(); // No argument passed
+  console.assert(
+    actual === expected,
+    `Expected: ${expected}, but got: ${actual}`
+  );
 }
 
 function test2() {
   console.log('Test 2: addShoppingCart() should take one parameter');
-  const expected = 1;
+  const expected = 1; // The function should only take one parameter
   const actual = addToShoppingCart.length;
-  console.assert(actual === expected);
+  console.assert(
+    actual === expected,
+    `Expected: ${expected}, but got: ${actual}`
+  );
 }
 
 function test3() {
   console.log('Test 3: `chocolate` should be added');
   const expected = 'You bought bananas, milk, chocolate!';
   const actual = addToShoppingCart('chocolate');
-  console.assert(actual === expected);
+  console.assert(
+    actual === expected,
+    `Expected: ${expected}, but got: ${actual}`
+  );
 }
 
 function test4() {
   console.log('Test 4: `waffles` should be added and `bananas` removed');
   const expected = 'You bought milk, chocolate, waffles!';
   const actual = addToShoppingCart('waffles');
-  console.assert(actual === expected);
+  console.assert(
+    actual === expected,
+    `Expected: ${expected}, but got: ${actual}`
+  );
 }
 
 function test5() {
   console.log('Test 5: `tea` should be added and `milk` removed');
   const expected = 'You bought chocolate, waffles, tea!';
   const actual = addToShoppingCart('tea');
-  console.assert(actual === expected);
+  console.assert(
+    actual === expected,
+    `Expected: ${expected}, but got: ${actual}`
+  );
 }
 
 function test() {

1-JavaScript/Week2/assignment/ex5-shoppingCartPure.js

@@ -15,8 +15,13 @@ it pure. Do the following:
 5. Confirm that you function passes the provided unit tests.
 ------------------------------------------------------------------------------*/
 // ! Function under test
-function addToShoppingCart(/* TODO parameter(s) go here */) {
-  // TODO complete this function
+function addToShoppingCart(cart, item) {
+  const newCart = [...cart, item];
+
+  if (newCart.length > 3) {
+    newCart.shift();
+  }
+  return newCart;
 }
 
 // ! Test functions (plain vanilla JavaScript)

1-JavaScript/Week2/assignment/ex6-totalCost.js

@@ -20,22 +20,36 @@ instead!
 3. Complete the unit test functions and verify that all is working as expected.
 -----------------------------------------------------------------------------*/
 const cartForParty = {
-  // TODO complete this object
+  beers: 1.75,
+  iceCream: 2.0,
+  chips: 0.99,
+  candy: 1.5,
+  cookies: 1.25,
 };
 
-function calculateTotalPrice(/* TODO parameter(s) go here */) {
-  // TODO replace this comment with your code
+function calculateTotalPrice(cart) {
+  const total = Object.values(cart).reduce((sum, price) => sum + price, 0);
+
+  return `Total: €${total.toFixed(2)}`;
 }
 
 // ! Test functions (plain vanilla JavaScript)
 function test1() {
-  console.log('\nTest 1: calculateTotalPrice should take one parameter');
-  // TODO replace this comment with your code
+  console.log('Test 1: calculateTotalPrice should take one parameter');
+  console.assert(
+    calculateTotalPrice.length === 1,
+    'Expected function to take one parameter'
+  );
 }
 
 function test2() {
-  console.log('\nTest 2: return correct output when passed cartForParty');
-  // TODO replace this comment with your code
+  console.log('Test 2: return correct output when passed cartForParty');
+  const expected = 'Total: €7.49';
+  const actual = calculateTotalPrice(cartForParty);
+  console.assert(
+    actual === expected,
+    `Expected: ${expected}, but got: ${actual}`
+  );
 }
 
 function test() {

1-JavaScript/Week2/assignment/ex7-mindPrivacy.js

@@ -29,8 +29,12 @@ const employeeRecords = [
 ];
 
 // ! Function under test
-function filterPrivateData(/* TODO parameter(s) go here */) {
-  // TODO complete this function
+function filterPrivateData(employeeRecords) {
+  return employeeRecords.map(({ name, occupation, email }) => ({
+    name,
+    occupation,
+    email,
+  }));
 }
 
 // ! Test functions (plain vanilla JavaScript)

1-JavaScript/Week2/test-reports/ex1-giveCompliment.report.txt

@@ -0,0 +1,19 @@
+*** Unit Test Error Report ***
+
+ PASS  .dist/1-JavaScript/Week2/unit-tests/ex1-giveCompliment.test.js
+  js-wk2-ex1-giveCompliment
+    ✅ should exist and be executable (3 ms)
+    ✅ should have all TODO comments removed
+    ✅ `giveCompliment` should not contain unneeded console.log calls (1 ms)
+    ✅ should take a single parameter (1 ms)
+    ✅ should include a `compliments` array inside its function body (1 ms)
+    ✅ the `compliments` array should be initialized with 10 strings
+    ✅ should give a random compliment: You are `compliment`, `name`! (1 ms)
+
+Test Suites: 1 passed, 1 total
+Tests:       7 passed, 7 total
+Snapshots:   0 total
+Time:        2.6 s
+Ran all test suites matching /\/Users\/hackyourfuture\/Desktop\/Assignments-cohort51\/.dist\/1-JavaScript\/Week2\/unit-tests\/ex1-giveCompliment.test.js/i.
+No linting errors detected.
+No spelling errors detected.

1-JavaScript/Week2/test-reports/ex2-dogYears.report.txt

@@ -0,0 +1,19 @@
+*** Unit Test Error Report ***
+
+ PASS  .dist/1-JavaScript/Week2/unit-tests/ex2-dogYears.test.js
+  js-wk2-ex2-dogYears
+    ✅ should exist and be executable (3 ms)
+    ✅ should have all TODO comments removed (1 ms)
+    ✅ `calculateDogAge` should not contain unneeded console.log calls (2 ms)
+    ✅ should take a single parameter (1 ms)
+    ✅ should give 7 dog years for 1 human year (1 ms)
+    ✅ should give 14 dog years for 2 human years (1 ms)
+    ✅ give 21 dog years for 3 human years
+
+Test Suites: 1 passed, 1 total
+Tests:       7 passed, 7 total
+Snapshots:   0 total
+Time:        0.904 s
+Ran all test suites matching /\/Users\/hackyourfuture\/Desktop\/Assignments-cohort51\/.dist\/1-JavaScript\/Week2\/unit-tests\/ex2-dogYears.test.js/i.
+No linting errors detected.
+No spelling errors detected.

1-JavaScript/Week2/test-reports/ex3-tellFortune.report.txt

@@ -0,0 +1,22 @@
+*** Unit Test Error Report ***
+
+ PASS  .dist/1-JavaScript/Week2/unit-tests/ex3-tellFortune.test.js
+  js-wk2-ex3-tellFortune
+    ✅ should exist and be executable (3 ms)
+    ✅ should have all TODO comments removed (1 ms)
+    ✅ `tellFortune` should not contain unneeded console.log calls (2 ms)
+    ✅ should take four parameters (1 ms)
+    ✅ should call function `selectRandomly` for each of its arguments (2 ms)
+    ✅ `numKids` should be an array initialized with 5 elements (1 ms)
+    ✅ `locations` should be an array initialized with 5 elements (1 ms)
+    ✅ `partnerNames` should be an array initialized with 5 elements
+    ✅ `jobTitles` should be an array initialized with 5 elements (1 ms)
+    ✅ should tell the fortune by randomly selecting array values (1 ms)
+
+Test Suites: 1 passed, 1 total
+Tests:       10 passed, 10 total
+Snapshots:   0 total
+Time:        0.933 s
+Ran all test suites matching /\/Users\/hackyourfuture\/Desktop\/Assignments-cohort51\/.dist\/1-JavaScript\/Week2\/unit-tests\/ex3-tellFortune.test.js/i.
+No linting errors detected.
+No spelling errors detected.

1-JavaScript/Week2/test-reports/ex4-shoppingCart.report.txt

@@ -0,0 +1,3 @@
+A unit test file was not provided for this exercise.
+No linting errors detected.
+No spelling errors detected.

1-JavaScript/Week2/test-reports/ex5-shoppingCartPure.report.txt

@@ -0,0 +1,3 @@
+A unit test file was not provided for this exercise.
+No linting errors detected.
+No spelling errors detected.

1-JavaScript/Week2/test-reports/ex6-totalCost.report.txt

@@ -0,0 +1,3 @@
+A unit test file was not provided for this exercise.
+No linting errors detected.
+No spelling errors detected.