Questions tagged [unit-testing]
Use this tag for code whose main focus is high-performance testing of the actual functional code.
1,017
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Python strong password validator ( with unit test )
Lately, I was studying the concept of unit testing in python, so I have decided to write a imperative strong password validator ( checker ) and also attach a unit test to it.
I would like to know if ...
2
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1
answer
261
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Test suite for population-count function, using random input
For the purpose of this discussion, I have the following function:
...
3
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1
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84
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Simulate M random walkers N times and visualize relationship between walker number and grid size
Problem statement: Suppose that n random walkers, starting in the center of an n-by-n grid, move one step at a time, choosing to go left, right, up, or down with equal probability at each step. Write ...
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2
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Multi-Client Socket Communication with Thread Pool in C++
I've been working on implementing a multi-client socket communication system with a thread pool in C++. The system comprises three main components: logger.h, socket.h, and thread.h, which handle ...
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HTTP routing with Mongoose
I'm trying to extend the Mongoose RESTful server example with URL routing.
This code relies on the Mongoose library available here.
This is heavily inspired by the routes class from this question but ...
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vote
1
answer
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Change unit-test structure to avoid try/except/finally clause
I have 10 or 20 tests with the same structure which I would like to improve. The test itself is nested within a try/except/finally clause to make sure that some of ...
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3
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Unit testing a Linked List implementation in C++
Recently I wanted to use the gtest library to unit test my program but for some reason, it's incredibly hard to make it work and configure (at least for me it was), ...
3
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3
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183
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Money class in python
I have recently created the Money class with a helper class Currency. What do you think about the following code? I created unit ...
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Testing Receiver Methods in Golang
I'm trying to test and implement an exercise on receiver method from here.
This basically states the following:
Cars start with full (100%) batteries
Each time you drive a car, it covers the it's ...
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61
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Generate INSERTs from function parameters with jinja2
I'm writing unit-tests with pytest for sqlite database and reporting functions and I need to arrange them by inserting minimal ...
4
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1
answer
175
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Blocking Queue Class Unit Test
I would like any feedback on making the unit test for a BlockingQueue class more robust or better? improvements to the coding style, use of the ...
3
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1
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A singly linked list implementation
Here's yet another implementation of a singly linked list. You may base your review on the following questions:
Review goals:
Is the API well thought of?
Does this design include undefined behavior, ...
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41
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Manage Access Control on Swift UI Elements
I have following ViewController class with a tableView.
...
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Test the log in functionality of a web page with incorrect credentials [closed]
I'm new to playwright, so I'm unsure if this is the correct or best way to go about testing. I basically want multiple tests on the same webpage. I've been able to successfully accomplish this using ...
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contextmanager indenter package and test suite
I would like to learn Python packaging and testing best practices.
I wanted to gain experience with packaging and testing, and also play around with context managers, so I made a contextmanager that ...
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1
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49
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Protein Translation Learning Exercise from exercism.org
I'm learning Rust by solving exercises from different tracks on Exercism.
The below code is an implementation of "Protein Translation" from the Python track. I split ...
0
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1
answer
110
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Unit testing and alternative to mocking in Haskell
Let's say you have a simple pure function that applies a discount of 30% if the total price of a list of Items is over 30.00 (let's not delve into the fact that I'm ...
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N dimensional array index utility Improved
This is a continuation from a previous question; I updated the code with the suggestions and added an additional iteration.
Templates are not an option because of the usage: The objects are stored as ...
4
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2
answers
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Clean up directories and files when a unit test fails
While running unit tests (most of them integration tests) with Python I create some directories. They need to be deleted after the test or when the test fails. The execution of the cleanup code need ...
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Unit testing / TDD MediatR Queries and Validators
I would like to get a code review for the following code. It's meant to filter mocked products. I used to not like writing tests, but some time ago I realized how great TDD is. Not only it makes the ...
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Transliterate between Cyrillic and Latin scripts
I want to get a code review on the following transliteration code. I wrote it because there were some libraries that I have tried and they were specifically failing with the name "Yuliya" ...
3
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Fluent VBA: One Year Later
A little over a year ago, I asked for feedback on Code Review for a unit testing framework I created in VBA. Development of this project has been off and on for the past year. Sometimes I wouldn't ...
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2
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587
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Unit testing for a multi-dimensional array class
I have designed a class bunji::Tensor which is a multi-dimensional array. I have designed it to have a similar interface to a multi-dimensional ...
4
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1
answer
105
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Python unit tests for storing and loading objects
I wrote some code and thought I may get better with some feedback. I program for almost 5 years, mainly in python.
I care most about the unit testing.
I am not really sure, how industry standard unit ...
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Unit test for a registration form using C# and Selenium
I would like to know if the below code written in C# Selenium to do Unit Test is efficient and readable. Is there any particular way to do Unit Test. Else suggest me where I can learn to do better ...
2
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2
answers
127
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Astronomical calculations in C for python bindings
I've started teaching myself c/c++ with the intent of being able to writing python bindings to c code. I have a c library used ...
3
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1
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250
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Unit test for a React click-counting component
Take this basic component using state:
...
3
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1
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106
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String / Char Vector Concatenation Performance Comparison in Matlab
Considering the suggestion of using modern string arrays instead of char vectors proposed by Cris Luengo, I am trying to make a code snippet for performance comparison of these two cases.
The ...
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Reusable and testable JavaScript code for URL fragment-based tab navigation logic
Foreword
As a personal project, I've been creating a SPA blog (available here), which features 4 tabs (Thoughts, Projects, Readings, and CV), each accessible via one of four radio buttons, and several ...
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UPDATE on Newspaper Bill Calculator CLI with Python (3 of 3, Database)
Code is posted after explanation.
Due to the size of the project, this is being posted in three separate posts. This also ensures each post is more focused.
Post 1 of 3, Core: UPDATE 1 on Newspaper ...
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2
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UPDATE on Newspaper Bill Calculator CLI with Python (1 of 3, Core)
Code is posted after explanation.
Due to the size of the project, this is being posted in three separate posts. This also ensures each post is more focused.
Post 2 of 3, CLI: UPDATE 1 on Newspaper ...
2
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0
answers
57
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Get ffmpeg command to encode video in x265 codec and downscale to `max_height` resolution
I'm translating the python program video-diet as I am learning rust. The program is to recursively compress video files in a directory, but here I'm just preparing ...
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Unit tests for PNGme steganography exercise in Rust
I want to become proficient in Rust and I've followed the PNGme exercise. I've completed it up until Chapter 4 included, where I've written a lot of tests myself for verifying that the command line ...
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0
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Table driven tests in Python using pytest
I'd like to have a standard test template to copy from when solving coding puzzles. Typically, I would need to write multiple test functions to check if my function is working as expected. However, it'...
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1
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Newspaper Bill Calculator CLI with Python (1 of 3, Core)
Code is posted after explanation.
Due to the size of the project, this is being posted in three separate posts. This also ensures each post is more focused.
Post 2 of 3, CLI: Newspaper Bill ...
0
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0
answers
415
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Skeleton unit test for leetcode coding problems
I tried to initiate myself with unit testing the simplest way I can. What do you think of this way to begin with? Is it a clean way to proceed? Are there any major caveats to avoid?
NB:
Since I want ...
3
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3
answers
268
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A refactored payment service, handling several payment schemes
I was asked to refactor a class, to make it adhere to SOLID principles, with testability and readability. I thought I had done a decent job, only my feedback was:
a) Unnecessary introduction of ...
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1
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246
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Unit tests for a 2D Vector class
I'm writing a vector class for 2D geometry applications, and below is a rough draft for a unit test using Cpputest. I'm familiar with unit tests, but this is the first I've done for a purely ...
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0
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SpecFlow/gherkin code for creating customers
I am new to BDD/Specflow and was wondering if I could get some feedback on my definitions
Here is what I have for a simple customer creation feature/command:
...
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1
answer
435
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Basic Ticket booking code with Unit tests
I am going to run a session for a few other developers who are new to Junit, mocking, etc.
I have designed a very simple application with classes and tests to demonstrate how to do unit testing. ...
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1
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87
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First time writing tests (Service Layer)
Service class:
...
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1
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128
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Six different, concise (and hopefuly readable), sorting algorithms using ES6+ idioms, with some basic unit testing
I'm practicing js, unit testing, and algorithms, so implementing some of the common sorting algorithms and doing some basic unit testing on them seemed like a good exercise.
I'm also trying to use ...
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0
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Unit tests coverage of functools extension library
A few days ago I requested a review of my functools extension library.
Since I did not have any unit tests for it, I started writing some for the revised version of this library. I'd like some ...
2
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1
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175
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Operator overloading in Image class implementation in C++
This is a follow-up question for Dictionary based non-local mean implementation in C++. There are some issues about operators (operator+ and ...
0
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1
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261
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Sanitize object to only include specific properties
Object Property Sanitization
I'm learning to code servers using JavaScript, Node, and Express. While writing controllers that create new entries in the database, the need to sanitize the user input ...
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1
answer
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Optimize Tests in Rails6 - Minitest - Factory
I finally got this working but I am concerned I am being 'too' specific in my tests, and also that I am repeating myself a significant amount.
I could also combine all of the failures into a single ...
0
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2
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158
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Binary search with self-test
Here is an implementation of binary search. Please give feedback on any part but a few specific areas I was wondering about.
Is size_t used appropriately or should ...
0
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1
answer
179
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RSpec: Compound Expectations
It's an exercise from a RSpec-course, which I'm currently doing.
Task:
Create a compound expectation, which asserts the string sportscar starts with the substring "sports" and ends with the ...
3
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1
answer
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Functional tests of downloadpdf, a python CLI app
Shared below is a functionality test. I would love to get some review from the community. Thank you.
The idea of the system is a simple CLI application which can be used to download PDF from a given ...
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A simple Java integer integer hash set - follow-up 2
(See the previous version.)
Now I have this:
com.github.coderodde.util.IntHashSet:
...