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Build a Survey Form

curriculum/challenges/english/blocks/lab-survey-form/587d78af367417b2b2512b03.md

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--description--

Objective: Fulfill the user stories below and get all the tests to pass to complete the lab.

User Stories:

  1. You should have a page title in an h1 element with an id of title.
  2. You should have a short explanation in a p element with an id of description.
  3. You should have a form element with an id of survey-form.
  4. Inside the form element you should have a required input field to enter your name that has an id of name and a type of text.
  5. Inside the form element you should have a required input field to enter your email that has an id of email.
  6. If you enter an email that is not formatted correctly, you should see an HTML5 validation error.
  7. Inside the form element you should have an input field to enter a number that has an id of number.
  8. The number input should not accept non-numbers, either by preventing you from typing them or by showing an HTML5 validation error (depending on your browser).
  9. If you enter numbers outside the range of the number input, which are defined by the min and max attributes, you should see an HTML5 validation error.
  10. For the name, email, and number input fields, you should have corresponding label elements in the form, that describe the purpose of each field with the following ids: name-label, email-label, and number-label.
  11. For the name, email, and number input fields, you should have a placeholder text that gives a description or instructions for each field.
  12. Inside the form element, you should have a select dropdown element with an id of dropdown and at least two options to choose from.
  13. Inside the form element, you can select an option from a group of at least two radio buttons that are grouped using the name attribute.
  14. Inside the form element, you can select several fields from a series of checkboxes, each of which must have a value attribute.
  15. Inside the form element, you should have a textarea for additional comments.
  16. Inside the form element, you should have a button with id of submit to submit all the inputs.

--hints--

You should have an h1 element with an id of title.

js
const el = document.getElementById('title');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'H1');

Your #title should not be empty.

js
const el = document.getElementById('title');
assert.isNotNull(el);
assert.isAbove(el.innerText.length, 0);

You should have a p element with an id of description.

js
const el = document.getElementById('description');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'P');

Your #description should not be empty.

js
const el = document.getElementById('description');
assert.isNotNull(el);
assert.isAbove(el.innerText.length, 0);

You should have a form element with an id of survey-form.

js
const el = document.getElementById('survey-form');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'FORM');

You should have an input element with an id of name.

js
const el = document.getElementById('name');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'INPUT');

Your #name should have a type of text.

js
const el = document.getElementById('name');
assert.isNotNull(el);
assert.strictEqual(el.type, 'text');

Your #name should require input.

js
const el = document.getElementById('name');
assert.isNotNull(el);
assert.isTrue(el.required);

Your #name should be a descendant of #survey-form.

js
const el = document.querySelector('#survey-form #name');
assert.isNotNull(el);

You should have an input element with an id of email.

js
const el = document.getElementById('email');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'INPUT');

Your #email should have a type of email.

js
const el = document.getElementById('email');
assert.isNotNull(el);
assert.strictEqual(el.type, 'email');

Your #email should require input.

js
const el = document.getElementById('email');
assert.isNotNull(el);
assert.isTrue(el.required);

Your #email should be a descendant of #survey-form.

js
const el = document.querySelector('#survey-form #email');
assert.isNotNull(el);

You should have an input element with an id of number.

js
const el = document.getElementById('number');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'INPUT');

Your #number should be a descendant of #survey-form.

js
const el = document.querySelector('#survey-form #number');
assert.isNotNull(el);

Your #number should have a type of number.

js
const el = document.getElementById('number');
assert.isNotNull(el);
assert.strictEqual(el.type, 'number');

Your #number should have a min attribute with a numeric value.

js
const el = document.getElementById('number');
assert.isNotNull(el);
assert.isNotEmpty(el.min);
assert.isTrue(isFinite(el.min));

Your #number should have a max attribute with a numeric value.

js
const el = document.getElementById('number');
assert.isNotNull(el);
assert.isNotEmpty(el.max);
assert.isTrue(isFinite(el.max));

You should have a label element with an id of name-label.

js
const el = document.getElementById('name-label');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'LABEL');

You should have a label element with an id of email-label.

js
const el = document.getElementById('email-label');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'LABEL');

You should have a label element with an id of number-label.

js
const el = document.getElementById('number-label');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'LABEL');

Your #name-label should contain text that describes the input.

js
const el = document.getElementById('name-label');
assert.isNotNull(el);
assert.isAbove(el.innerText.length, 0);

Your #email-label should contain text that describes the input.

js
const el = document.getElementById('email-label');
assert.isNotNull(el);
assert.isAbove(el.innerText.length, 0);

Your #number-label should contain text that describes the input.

js
const el = document.getElementById('number-label');
assert.isNotNull(el);
assert.isAbove(el.innerText.length, 0);

Your #name-label should be a descendant of #survey-form.

js
const el = document.querySelector('#survey-form #name-label');
assert.isNotNull(el);

Your #email-label should be a descendant of #survey-form.

js
const el = document.querySelector('#survey-form #email-label');
assert.isNotNull(el);

Your #number-label should be a descendant of #survey-form.

js
const el = document.querySelector('#survey-form #number-label');
assert.isNotNull(el);

Your #name should have a placeholder attribute and value.

js
const el = document.getElementById('name');
assert.isNotNull(el);
assert.isNotNull(el.placeholder);
assert.isAbove(el.placeholder.length, 0);

Your #email should have a placeholder attribute and value.

js
const el = document.getElementById('email');
assert.isNotNull(el);
assert.isNotNull(el.placeholder);
assert.isAbove(el.placeholder.length, 0);

Your #number should have a placeholder attribute and value.

js
const el = document.getElementById('number');
assert.isNotNull(el);
assert.isNotNull(el.placeholder);
assert.isAbove(el.placeholder.length, 0);

You should have a select field with an id of dropdown.

js
const el = document.getElementById('dropdown');
assert.isNotNull(el);
assert.strictEqual(el.tagName, 'SELECT');

Your #dropdown should have at least two selectable (not disabled) option elements.

js
const els = document.querySelectorAll('#dropdown option:not([disabled])');
assert.isAtLeast(els.length, 2);

Your #dropdown should be a descendant of #survey-form.

js
const el = document.querySelector('#survey-form #dropdown');
assert.isNotNull(el);

You should have at least two input elements with a type of radio (radio buttons).

js
const els = document.querySelectorAll('input[type="radio"]');
assert.isAtLeast(els.length, 2);

You should have at least two radio buttons that are descendants of #survey-form.

js
const els = document.querySelectorAll('#survey-form input[type="radio"]');
assert.isAtLeast(els.length, 2);

All your radio buttons should have a value attribute and value.

js
const els1 = document.querySelectorAll('input[type="radio"]');
const els2 = document.querySelectorAll(
  'input[type="radio"][value=""], input[type="radio"]:not([value])'
);
assert.isAbove(els1.length, 0);
assert.lengthOf(els2, 0);

All your radio buttons should have a name attribute and value.

js
const els1 = document.querySelectorAll('input[type="radio"]');
const els2 = document.querySelectorAll(
  'input[type="radio"][name=""], input[type="radio"]:not([name])'
);
assert.isAbove(els1.length, 0);
assert.lengthOf(els2, 0);

Every radio button group should have at least 2 radio buttons.

js
const radioButtons = document.querySelectorAll('input[type="radio"]');
const groups = {};

if (radioButtons) {
  radioButtons.forEach(el => {
    if (!groups[el.name]) groups[el.name] = [];
    groups[el.name].push(el);
  });
}

const groupKeys = Object.keys(groups);

groupKeys.forEach(key => {
  if (groups[key].length < 2) assert.fail();
});

assert.isAbove(groupKeys.length, 0);

You should have at least two input elements with a type of checkbox (checkboxes) that are descendants of #survey-form.

js
const els = document.querySelectorAll('#survey-form input[type="checkbox"]');
assert.isAtLeast(els.length, 2);

All your checkboxes inside #survey-form should have a value attribute and value.

js
const els1 = document.querySelectorAll('#survey-form input[type="checkbox"]');
const els2 = document.querySelectorAll(
  '#survey-form input[type="checkbox"][value=""], #survey-form input[type="checkbox"]:not([value])'
);
assert.isAbove(els1.length, 0);
assert.lengthOf(els2, 0);

You should have at least one textarea element that is a descendant of #survey-form.

js
const el = document.querySelector('#survey-form textarea');
assert.isNotNull(el);

You should have an input or button element with an id of submit.

js
const el = document.getElementById('submit');
assert.isNotNull(el);
assert.isTrue(el.tagName === 'INPUT' || el.tagName === 'BUTTON');

Your #submit should have a type of submit.

js
const el = document.getElementById('submit');
assert.isNotNull(el);
assert.strictEqual(el.type, 'submit');

Your #submit should be a descendant of #survey-form.

js
const el = document.querySelector('#survey-form #submit');
assert.isNotNull(el);

--seed--

--seed-contents--

html
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>Survey Form</title>
  </head>

  <body></body>
</html>

--solutions--

html
<!DOCTYPE html>
<html>
  <head>
    <link rel="stylesheet" href="styles.css" />
  </head>
  <body>
    <div class="container">
      <header class="header">
        <h1 id="title" class="text-center">freeCodeCamp Survey Form</h1>
        <p id="description" class="description text-center">
          Thank you for taking the time to help us improve the platform
        </p>
      </header>
      <form id="survey-form">
        <div class="form-group">
          <label id="name-label" for="name">Name</label>
          <input
            type="text"
            name="name"
            id="name"
            class="form-control"
            placeholder="Enter your name"
            required
          />
        </div>
        <div class="form-group">
          <label id="email-label" for="email">Email</label>
          <input
            type="email"
            name="email"
            id="email"
            class="form-control"
            placeholder="Enter your Email"
            required
          />
        </div>
        <div class="form-group">
          <label id="number-label" for="number"
            >Age<span class="clue">(optional)</span></label
          >
          <input
            type="number"
            name="age"
            id="number"
            min="10"
            max="99"
            class="form-control"
            placeholder="Age"
          />
        </div>
        <div class="form-group">
          <p>Which option best describes your current role?</p>
          <select id="dropdown" name="role" class="form-control" required>
            <option disabled selected value>Select current role</option>
            <option value="student">Student</option>
            <option value="job">Full Time Job</option>
            <option value="learner">Full Time Learner</option>
            <option value="preferNo">Prefer not to say</option>
            <option value="other">Other</option>
          </select>
        </div>

        <div class="form-group">
          <p>Would you recommend freeCodeCamp to a friend?</p>
          <label>
            <input
              name="user-recommend"
              value="definitely"
              type="radio"
              class="input-radio"
              checked
            />Definitely</label
          >
          <label>
            <input
              name="user-recommend"
              value="maybe"
              type="radio"
              class="input-radio"
            />Maybe</label
          >

          <label
            ><input
              name="user-recommend"
              value="not-sure"
              type="radio"
              class="input-radio"
            />Not sure</label
          >
        </div>

        <div class="form-group">
          <p>What is your favorite feature of freeCodeCamp?</p>
          <select id="most-like" name="mostLike" class="form-control" required>
            <option disabled selected value>Select an option</option>
            <option value="challenges">Challenges</option>
            <option value="projects">Projects</option>
            <option value="community">Community</option>
            <option value="openSource">Open Source</option>
          </select>
        </div>

        <div class="form-group">
          <p>
            What would you like to see improved?
            <span class="clue">(Check all that apply)</span>
          </p>

          <label
            ><input
              name="prefer"
              value="front-end-projects"
              type="checkbox"
              class="input-checkbox"
            />Front-end Projects</label
          >
          <label>
            <input
              name="prefer"
              value="back-end-projects"
              type="checkbox"
              class="input-checkbox"
            />Back-end Projects</label
          >
          <label
            ><input
              name="prefer"
              value="data-visualization"
              type="checkbox"
              class="input-checkbox"
            />Data Visualization</label
          >
          <label
            ><input
              name="prefer"
              value="challenges"
              type="checkbox"
              class="input-checkbox"
            />Challenges</label
          >
          <label
            ><input
              name="prefer"
              value="open-source-community"
              type="checkbox"
              class="input-checkbox"
            />Open Source Community</label
          >
          <label
            ><input
              name="prefer"
              value="gitter-help-rooms"
              type="checkbox"
              class="input-checkbox"
            />Gitter help rooms</label
          >
          <label
            ><input
              name="prefer"
              value="videos"
              type="checkbox"
              class="input-checkbox"
            />Videos</label
          >
          <label
            ><input
              name="prefer"
              value="city-meetups"
              type="checkbox"
              class="input-checkbox"
            />City Meetups</label
          >
          <label
            ><input
              name="prefer"
              value="wiki"
              type="checkbox"
              class="input-checkbox"
            />Wiki</label
          >
          <label
            ><input
              name="prefer"
              value="forum"
              type="checkbox"
              class="input-checkbox"
            />Forum</label
          >
          <label
            ><input
              name="prefer"
              value="additional-courses"
              type="checkbox"
              class="input-checkbox"
            />Additional Courses</label
          >
        </div>

        <div class="form-group">
          <p>Any comments or suggestions?</p>
          <textarea
            id="comments"
            class="input-textarea"
            name="comment"
            placeholder="Enter your comment here..."
          ></textarea>
        </div>

        <div class="form-group">
          <button type="submit" id="submit" class="submit-button">
            Submit
          </button>
        </div>
      </form>
    </div>
  </body>
</html>