🤑 Join the Treehouse affiliate program and earn 25% recurring commission!

New No-Code Track! 🚀start learning today!

🌟 Dreaming of a bright future? 🎓 Ask about the Treehouse Scholarship program! 🚀

✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

  • Treehouse Logo
  • Plans
    Chevron
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
  • Library
    Chevron
    • All Courses
    • Tracks
    • College Credit
  • Techdegree
    Chevron
    • Overview
    • Front End Development
    • Full Stack JavaScript
    • Data Analysis
    • UX Design
    • Python
  • Community
    Chevron
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
    • 100 Days of Code
  • Resources
    Chevron
    • Career Toolbox
    • CodeForward
    • Free Treehouse Near Me
    • Jobs
    • Blog
    • Support
    • About
  • For Individuals For Businesses For Schools For Libraries For Military
  • All Courses Tracks College Credit
  • Overview Front End Web Development Full Stack JavaScript Python Development Data Analysis UX Design
  • Code Adventures Discord Forum Success Stories Treehouse Links 100 Days of Code
  • Career Toolbox CodeForward Free Treehouse Near Me Jobs Blog Support About
  • Sign In
  • Free Trial
Instagram Twitter Facebook YouTube LinkedIn
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • AI
      • • Android
      • • APIs
      • • Coding for Kids
      • • College Credit
      • • Computer Science
      • • CSS
      • • Data Analysis
      • • Databases
      • • Design
      • • Development Tools
      • • Digital Literacy
      • • Game Development
      • • Go Language
      • • HTML
      • • Java
      • • JavaScript
      • • Learning Resources
      • • Machine Learning
      • • No-Code
      • • PHP
      • • Professional Growth
      • • Python
      • • Quality Assurance
      • • React
      • • Ruby
      • • Security
      • • Swift
  • Harsh Jain
    seal-mask
    .a{fill-rule:evenodd;}techdegree
    Harsh Jain
    Front End Web Development Techdegree Student 1,783 Points

    Use the @Before method to instantiate a new Calculator and use that instance in each method. Don't forget to remove the

    Posted July 14, 2021 6:07am by Harsh Jain
    .a{fill-rule:evenodd;}techdegree
    Harsh Jain
    Front End Web Development Techdegree Student 1,783 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    0 Answers

  • Latoya Brown
    Latoya Brown
    2,289 Points

    can anyone help?

    Posted June 17, 2021 4:32am by Latoya Brown
    Latoya Brown
    2,289 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Shaun Wetzel
    Shaun Wetzel
    9,085 Points

    Use the @Before method to instantiate a new Calculator and use that instance in each method.

    Posted April 26, 2020 3:29pm by Shaun Wetzel
    Shaun Wetzel
    9,085 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Claire Uzenski
    Claire Uzenski
    1,026 Points

    Having trouble with a similar question

    Posted February 25, 2020 1:52pm by Claire Uzenski
    Claire Uzenski
    1,026 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    0 Answers

  • Megan Zanders
    Megan Zanders
    3,623 Points

    I don't understand

    Posted May 29, 2019 10:01pm by Megan Zanders
    Megan Zanders
    3,623 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    2 Answers

  • Liberty Mudzvova
    Liberty Mudzvova
    5,559 Points

    What am i doing wrong its showing a bummer

    Posted March 31, 2019 10:25pm by Liberty Mudzvova
    Liberty Mudzvova
    5,559 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • yaser ABDSI
    PLUS
    yaser ABDSI
    Courses Plus Student 517 Points

    kk

    Posted January 12, 2019 12:24am by yaser ABDSI
    yaser ABDSI
    Courses Plus Student 517 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • yaser ABDSI
    PLUS
    yaser ABDSI
    Courses Plus Student 517 Points

    no way!!

    Posted January 11, 2019 11:59pm by yaser ABDSI
    yaser ABDSI
    Courses Plus Student 517 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    2 Answers

  • Chung Kang
    Chung Kang
    7,325 Points

    Compiler error?

    Posted October 12, 2018 5:54pm by Chung Kang
    Chung Kang
    7,325 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Austin Gladfelter
    Austin Gladfelter
    1,801 Points

    Compiler errors, but nothing in console. What could be the problem here?

    Posted May 20, 2018 11:00pm by Austin Gladfelter
    Austin Gladfelter
    1,801 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Enyang Mercy
    PLUS
    Enyang Mercy
    Courses Plus Student 2,339 Points

    Unit Test in java Calculator Test @BeforeMethod

    Posted April 21, 2018 5:42am by Enyang Mercy
    Enyang Mercy
    Courses Plus Student 2,339 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Bala Selvam
    seal-mask
    .a{fill-rule:evenodd;}techdegree
    Bala Selvam
    Python Development Techdegree Student 30,590 Points

    Use the @Before method to instantiate a new Calculator and use that instance in each method.

    Posted January 31, 2018 2:01am by Bala Selvam
    .a{fill-rule:evenodd;}techdegree
    Bala Selvam
    Python Development Techdegree Student 30,590 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Harrison Cassedy
    seal-mask
    .a{fill-rule:evenodd;}techdegree seal-36
    Harrison Cassedy
    Java Web Development Techdegree Graduate 12,031 Points

    Use the @Before to not repeat yourself.

    Posted September 28, 2017 12:28am by Harrison Cassedy
    .a{fill-rule:evenodd;}techdegree seal-36
    Harrison Cassedy
    Java Web Development Techdegree Graduate 12,031 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    0 Answers

  • Saud ALQahtani
    Saud ALQahtani
    7,842 Points

    I've started the shell for the @Before fixture for these tests. See how the Arrange part is duplicated in both tests, ca

    Posted July 21, 2017 9:44am by Saud ALQahtani
    Saud ALQahtani
    7,842 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    2 Answers

  • Saud ALQahtani
    Saud ALQahtani
    7,842 Points

    I've started the shell for the @Before fixture for these tests. See how the Arrange part is duplicated in both tests

    Posted July 5, 2017 1:49pm by Saud ALQahtani
    Saud ALQahtani
    7,842 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Stacy Chambers
    Stacy Chambers
    1,179 Points

    getting failures on using @before to not repeat yourself

    Posted June 29, 2017 2:58pm by Stacy Chambers
    Stacy Chambers
    1,179 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    2 Answers

  • Aaron Thiele
    Aaron Thiele
    1,661 Points

    Instantiated calculator, not recognized and is throwing compiler errors

    Posted March 16, 2017 2:41pm by Aaron Thiele
    Aaron Thiele
    1,661 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Vickie Baker
    Vickie Baker
    1,597 Points

    Challenge Task 1 of 1

    Posted March 7, 2017 1:11am by Vickie Baker
    Vickie Baker
    1,597 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • praveen gudimetla
    praveen gudimetla
    464 Points

    CalculatorTest JUnit issues

    Posted February 25, 2017 4:10am by praveen gudimetla
    praveen gudimetla
    464 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    5 Answers

  • davion hickland
    davion hickland
    9,842 Points

    cant figur out code

    Posted February 23, 2017 7:13pm by davion hickland
    davion hickland
    9,842 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    0 Answers

  • Shar Feldheim
    Shar Feldheim
    142 Points

    Declaration I declare a variable in @Before, calculator = new Calculator . There is always a an error, "calculator"

    Posted February 12, 2017 6:48pm by Shar Feldheim
    Shar Feldheim
    142 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • lil crack
    lil crack
    1,732 Points

    guys plz need answer ..

    Posted January 29, 2017 3:52pm by lil crack
    lil crack
    1,732 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • mls2017
    mls2017
    3,153 Points

    how to use the @Before method in an excersise

    Posted January 17, 2017 12:18am by mls2017
    mls2017
    3,153 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Sondra Coffin
    Sondra Coffin
    6,909 Points

    Created Calculator object in @Before (setup) method, but compiler says it doesn't recognize it in individual test cases

    Posted January 8, 2017 9:33pm by Sondra Coffin
    Sondra Coffin
    6,909 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Chase McGhee
    Chase McGhee
    2,579 Points

    In the section "using before to not repeat yourself" what is the answer I am stuck?

    Posted October 29, 2016 11:34pm by Chase McGhee
    Chase McGhee
    2,579 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Colin Cook
    seal-mask
    .a{fill-rule:evenodd;}techdegree
    Colin Cook
    Full Stack JavaScript Techdegree Student 3,956 Points

    using @Before to instantiate a object

    Posted October 27, 2016 1:24pm by Colin Cook
    .a{fill-rule:evenodd;}techdegree
    Colin Cook
    Full Stack JavaScript Techdegree Student 3,956 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Gary Mclean
    Gary Mclean
    5,756 Points

    use @Before to instantiate a object in JUnit

    Posted October 26, 2016 1:51pm by Gary Mclean
    Gary Mclean
    5,756 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    4 Answers

  • joune raa
    joune raa
    1,345 Points

    Syntax error: cannot find symbol calculator = new Calculator();

    Posted August 16, 2016 12:29am by joune raa
    joune raa
    1,345 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

  • Akash Sharma
    seal-mask
    .a{fill-rule:evenodd;}techdegree
    Akash Sharma
    Full Stack JavaScript Techdegree Student 14,147 Points

    How is this answer different from the video before?

    Posted May 16, 2016 5:37pm by Akash Sharma
    .a{fill-rule:evenodd;}techdegree
    Akash Sharma
    Full Stack JavaScript Techdegree Student 14,147 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    2 Answers

  • Varun Manoj
    Varun Manoj
    1,541 Points

    Hi there, I get a null result for the tests that I run. Why does this happen?

    Posted January 21, 2016 9:47pm by Varun Manoj
    Varun Manoj
    1,541 Points
    • Java
    • Unit Testing in Java
    • How to Test
    • Using Before to not repeat yourself

    1 Answer

Posting to the forum is only allowed for members with active accounts.
Please sign in or sign up to post.

    Treehouse

  • About
  • Blog
  • Careers
  • Community
  • Stories
  • Shop
  • Contact
  • Gift Card

See Full Catalogue

Techdegree

  • Front End Web Development
  • Full Stack JavaScript
  • Python Development
  • Data Analysis
  • UX Design

Tracks

  • Learn to Code for Beginners
  • Beginning Python
  • Beginning SQL
  • Beginning Java
  • ...see more

Courses

  • JavaScript Basics
  • Intro to HTML & CSS
  • Python Basics
  • CSS Layout
  • ...see more

Explore

  • Plans
  • Affiliates
  • Perks
  • Free Treehouse Near Me
  • Treehouse for Libraries
  • Treehouse for Businesses
  • Twitter
  • YouTube
  • Facebook
  • LinkedIn
  • Instagram
Terms & Conditions | Privacy

© 2025 Treehouse Island, Inc.