Docker execution in Cypress - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to run Cypress tests inside a Docker container.

Cypress

docker run -it -v $PWD:/e2e -w /e2e cypress/included:12.0.0 [1]

Drag options to blanks, or click blank then click option'

Acypress run

Bnpm start

Cnode app.js

Ddocker build

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'npm start' instead of 'cypress run'.

Trying to build the Docker image inside the container.

The command cypress run starts Cypress tests inside the Docker container.

2fill in blank

medium

Complete the Docker command to mount the current directory as a volume.

Cypress

docker run -v [1]:/e2e -w /e2e cypress/included:12.0.0 cypress run

Drag options to blanks, or click blank then click option'

A/home/user/project

B$PWD

C/tmp

D/var/www

Attempts:

3 left

💡 Hint

Common Mistakes

Using an absolute path that may not exist on the host.

Using a temporary directory instead of the project directory.

$PWD is the environment variable for the current directory, which is mounted inside the container.

3fill in blank

hard

Fix the error in the Docker command to run Cypress tests with the correct working directory.

Cypress

docker run -v $PWD:/e2e -w [1] cypress/included:12.0.0 cypress run

Drag options to blanks, or click blank then click option'

A/usr/src/app

B/app

C/root

D/e2e

Attempts:

3 left

💡 Hint

Common Mistakes

Using a default directory that does not contain the tests.

Not matching the working directory with the mounted volume.

The working directory inside the container should be /e2e where the project is mounted.

4fill in blank

hard

Fill both blanks to set environment variables and run Cypress tests in Docker.

Cypress

docker run -e [1]=production -e [2]=true cypress/included:12.0.0 cypress run

Drag options to blanks, or click blank then click option'

ANODE_ENV

BDEBUG

CENV

DTEST_MODE

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect or unrelated environment variable names.

Not setting environment variables properly with -e flag.

NODE_ENV is commonly used to set the environment mode, and DEBUG enables debug logging.

5fill in blank

hard

Fill all three blanks to create a Docker command that runs Cypress tests with volume, working directory, and environment variable.

Cypress

docker run -v [1]:/e2e -w [2] -e [3]=test cypress/included:12.0.0 cypress run

Drag options to blanks, or click blank then click option'

A$PWD

B/e2e

CNODE_ENV

D/app

Attempts:

3 left

💡 Hint

Common Mistakes

Mismatch between volume mount and working directory.

Incorrect environment variable name or missing -e flag.

The current directory $PWD is mounted to /e2e, which is also the working directory. The environment variable NODE_ENV is set to test.