Andy Campbell

Last seen: 10 days ago | Active since 2013

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Everything you wanted to know about Big Data processing (but were too afraid to ask)
Let me start with a simple observation - You Probably Don’t Have Big Data. Modern data processing tools including our very...

5 months ago

Published

Streamlining the Medical Imaging Software Development Lifecycle
Hello everyone, today I am excited to introduce a guest on the blog. Akhilesh Mishra provides industry specific support for...

9 months ago

Published

Dependency-based Test Selection
This is the final part in my series on MATLAB Test where we’ll look at how to select tests based on files they depend on....

1 year ago

Published

Equivalence Testing
This is part 4 in my series on MATLAB Test in which we’ll look at the new equivalence testing functionality it provides for...

1 year ago

Published

Measuring and Monitoring Code Quality
This is the third instalment in my series on MATLAB Test. My previous posts introduced MATLAB Test and the Test Manager and...

1 year ago

Published

We’ve got you covered!
In the previous blog post of this series, I gave an overview of MATLAB Test and went into the details of the Test Manager....

1 year ago

Published

Introducing MATLAB Test!
MATLAB R2023a was released back in March, and with it was a new product MATLAB Test. In a series of blog posts starting...

1 year ago

Solved

Check for armstrong number
Given a number, check if it is an armstrong number. Eg: n = 371 Output: 1 Eg: n = 75 Output: 0

1 year ago

Published

We’ve All Got Issues
Who among us doesn't have issues, amirite? Let's just take a moment and acknowledge this fact and I think we can always...

2 years ago

Published

Han Solo Revisited
A long time ago in a blog post far, far away… Andy wrote about Han Solo Encapsulation – to keep Jabba’s “system working as...

2 years ago

Published

Building Blocks
My people! Oh how I have missed you. It has been such a long time since we have talked about some developer workflow...

2 years ago

Published

Failure is the first step to trying
The official guidance on test-driven development is to follow the red-green-refactor cycle:...

3 years ago

Published

You’ve Got Mail
Let’s send some emails!Imagine you write a function that sends an email to a customer. Your initial function call might look...

3 years ago

Answered
MATLAB App Testing - Confirmation dialog boxes
Until this functionality is included in the App Testing Framework, if you can adjust the architecture of the source code you can...

3 years ago | 0

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Published

Do you feel lucky, punk?
I'm part of the MathWorks consulting team based in the UK specialising in software architecture and testing (Andy's posted...

3 years ago

Published

Coming around full Circle
CI services in the cloud. They are beautiful. All you need to do is drop a little bit o' yaml in your repository and a whole...

4 years ago

Published

An Ode to Configuration as Code
...

4 years ago

Published

The Gift of Service(s)
Welp, it's the holidays! Whether you celebrate Christmas, Hanukah, Kwanzaa, Festivus, or, you know, Tuesday, I certainly...

4 years ago

Published

All your (data)base are belong to us
Today I'd like to introduce first time blog contributor Tim Johns. Tim is a consultant in our UK office who has a wealth of...

4 years ago

Answered
How to pass additional data to testresults of unittest inside testmethod of matlab.unittest.TestCase in 2019b
Hi Florian, The ability to write a plugin that can append to the test result details was added in R2020a and is documented here...

4 years ago | 1

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Published

Pluggin it in with Jenkins
Now that we have MATLAB projects self-describing how they can be tested, let me get after what I hinted at last post . In...

4 years ago

Published

Testing out projects a bit more
So now you know a bit about projects . You can see how they enable you to create a standard environmental setup so that you...

4 years ago

Published

Project Yourself!
Hello everyone. It has been quite a long time since we've posted anything in this forum. It's not for lack of topics though!...

4 years ago

Answered
How to call a function if unit test fails?
Hi there, If you really want to stay in a script based test, the best way to do this would to be to use a try-catch %% Unit te...

5 years ago | 2

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Answered
Can you specify which value TestParameter properties take in a class-based unit performance test?
Hello Jai, Yes you can create the suite using the name of the indidivual test directly, or use other name/value pairs to sele...

5 years ago | 0

Answered
Is there a good pattern to combine unit testing and performance testing?
Hi Andrew, Sorry for such a delay! If you have 18a or later you can leverage labeled measurement boundaries to get both measu...

5 years ago | 0

Published

Storing Parameters in AWS using MATLAB
In a previous blog post, Notifications from MATLAB, I showed how Amazon's Notification system (AWS SNS) can be used from...

5 years ago

Answered
Is there an easy way to build a test suite from all tests in a folder containing multiple packages?
Hi Brian, I definitely endorse Sean's suggestion to use projects. That said, this is good feedback since it seems you expecte...

5 years ago | 1

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Answered
verifyError in a script based unit test
Hello, Since there is no testCase provided for script based tests, they don't support the Qualification API, and that definitel...

5 years ago | 2

| accepted

Answered
Using Load in a test methods makes the test pass
Hi Erik, The problem here is indeed the fact that the testCase is getting overwritten. Hence why if you assign the output of th...

5 years ago | 1

Andy Campbell

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