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Questions tagged [unit-testing]

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Unit testing is a method by which individual units of source code are tested to determine if they are fit for use.

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Testing a javascript function that performs side effects

Application context I am working on a game I call "Apes and Snakes". So far the code only allows players to connect to a host using a room code and WebRTC. Players and the host send messages ...
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Replace words from a file with words from a dictionary based file

I'm working on a coding challenge that tasks me with taking a file with a dictionary, reading from it, and then replacing the matching words from the input file with what is found in the dictionary. I ...
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Testing Code That Has Time Delays [closed]

Whilst refactoring an app I'm working on I moved a piece of code from the business logic layer to a helper. The code in question is a fire and forget method that will execute a piece of code if it ...
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Using pytest fixtures for the expected answers to a test?

I want to test a number of different functions I have written to solve the Fizzbuzz challenge and would like to know what is the best way to check the result? Each function returns a list of the ...
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Are these Unit tests OK or am I implementing an antipattern or not following best practices

I am testing a Spring boot service using JUnit 5 and Mockito. I haven't spent much time on unit testing in the past so I'm not sure if I'm accidentally implementing an anti-pattern or not following ...
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Rainfall challenge: procedural implementation

This evening I have seen the text of the Rainfall Challenge posted seven years ago by Hunter McMillen. I did not look at his solution (besides, I have no clue about perl), but I was intrigued by the ...
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1answer
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Portable Build System for Virtual Machine with Editor and Unit Tests

I am automating the building and unit testing of a personal project using shell scripts , CMake and make on the latest version of Fedora Linux. I have also tested building on the latest version of ...
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Unit Test template function with terminal input

I wrote some template function, which helps me with reading input from terminal, doing error handling, validating input. The full code with template specialisation for strings looks like this: ...
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1answer
67 views

What to test on a rest API?

I created a rest controller with Spring Boot, I am trying to learn what I should write on my tests, right now I only check status codes and keys existence. I am planning to build an API to showcase at ...
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Is this enough for unit testing a basic controller?

My pet project, is a community driven lyrics archive, it is still a work in progress, and all code is open sourced on GitHub. I have a local git branch ...
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1answer
19 views

Testing Remedy-on-Demand REST API code

I am writing a python module to interact to the ROD (remedy on demand) BMC ticketing product. So far I have only written the log in and log out methods and tests. Before I crack on with the more ...
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63 views

Writing unit testing for conference management class

I try to use unittest for conference class, but I am not sure that I have considered all condition or more complex tests should be added? conference.py ...
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Various Type Test Cases for recursive_transform Template Function in C++

This is a follow-up question for Nested std::deque and std::vector Type Test Cases for recursive_transform Template Function in C++, A recursive_transform Template Function Implementation with ...
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A Various Container Type Arbitrary Nested Iterable Generator Function Implementation in C++

This is a follow-up question for std::array and std::vector Type Arbitrary Nested Iterable Generator Functions Implementation in C++ and std::deque and std::list Type Arbitrary Nested Iterable ...
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1answer
119 views

Non-nested std::deque and std::list Generator Function for arithmetic_mean Function Testing in C++

This is a follow-up question for A non-nested test_vectors_generator Function for arithmetic_mean Function Testing in C++ and An arithmetic_mean Function For Various Type Arbitrary Nested Iterable ...
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1answer
135 views

Generic test case templates

I often find that when I am writing, refactoring, or reviewing code that I want to do some simple testing. There are many existing test frameworks such as gtest and cppunit but my desire was to ...
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Google Mailer app inside Django using OAuth 2.0

I have built this Django Package which is an alternative for sending mail to users using Gmail API. Everything is working fine. But the verify(self, request) method inside ...
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1answer
74 views

Testing a template function in GoLang using mocking - making it DRY & easy to follow

TL;DR I'm wondering how to organise test functions using mocks for GoLang drier & easier to follow. Function I have a template function that is very similar to ACF's getField: It take's in a ...
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1answer
125 views

Hackerrank: Breaking the records

I'm learning Clojure and am a rank n00b at it, trying to learn from books and online tutorials (but I'm sometimes concerned that I am picking up bad habits or at least not all the good habits). For ...
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Building a GTD Productivity App Designed through Test Driven Development (TDD)

First, thanks so much for looking at my code. Over the past decade, I have tried every task management apps imaginable. I finally realized that the only way I would ever find my perfect productivity ...
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Jest - mocking a class function from an external node module

I am writing unit tests for a NestJS service, which imports and instantiates a class (OAuth2Client) from an external module (google-auth-library) and uses one of its functions (verifyIdToken). I am ...
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Testing lower- and upper bound values in Python

Code functionality The following code tests whether the values that a user specifies for a lower bound and upper bound on two properties: The lower bound is smaller than the upper bound. The values ...
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Microservice unit testing database script insert Error - H2 [closed]

For unit testing my ProductList service, I tried run a script to insert some data and then try to get this data and compare the list size. But my database insert script is not running and returns null....
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Complex Numbers & Unit Tests in Python

I've just started a course that will require knowledge and experience with Python for future projects, which I don't have, so I thought I'd give it a go to familiarize myself with it and get some ...
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Ray implementation

Problem Statement/Context: Represent a ray, given a origin and direction. Besides this a min_t and max_t value are defined. ...
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1answer
58 views

Test django URLs

I started learning Django and now I want to write some tests for my application. After reading some blog posts and watching youtube tutorials I wrote tests for URLs. Look at below. urls.py ...
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Common Unit Testing Code – Follow Up

This question is a follow up question to the Common Unit Testing Code portion of my lexical analyzer questions. My primary concern is the code in the header file and the C source file that implements ...
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Express compatible JSON Web Token authentication middleware

I am writing an Express.js middleware function in a TypeScript NodeJS project that uses a function from a third-party module to perform a small workload. When writing unit tests, I want to mock this ...
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1answer
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Hand Coded State Driven Lexical Analyzer in C With Unit Test Part C

This review is presented in 3 questions due to the amount of code: Part A contains the Lexical Analyzer and the main portion of the unit test code. Part B contains the lower level unit tests called ...
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1answer
47 views

Hand Coded State Driven Lexical Analyzer in C With Unit Test Part B

This review is presented in 3 questions due to the amount of code: Part A contains the Lexical Analyzer and the main portion of the unit test code. Part B (this question) contains the lower level ...
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Hand Coded State Driven Lexical Analyzer in C With Unit Test Part A

This code review is presented in 3 questions due to the amount of code: Part A (this question) contains the Lexical Analyzer and the main portion of the unit test code. Part B contains the lower ...
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Command Line Utility for Starting Django Projects and Apps with Custom Files

What I'm Doing I'm writing a command line utility for starting Django projects and apps with custom files. The custom files build upon what Django offers, to make sure things like a custom auth user ...
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1answer
54 views

Granular vs a aggregated tests when dealing with arrays

I write code in a Test-Driven way and I often build my functions starting with tests for the easy edge cases. For example, given a flat array of Items that have a <...
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1answer
80 views

Binary Search recursive & iterative solution

I have implemented binary search solution by using recursion and iterative approach. I there any way to improve it? Tests ...
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1answer
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Creating a Constructor used only for testing: anti-pattern? [closed]

I have a class which uses the Azure SDK. The class has two constructors, shown in pseudo code below: ...
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1answer
90 views

Tool for converting OEIS sequences into Desmos lists

https://github.com/CascadeIllusion/DesmOEIS Recently began work on a Python project called DesmOEIS to build up my portfolio. It's a simple console program that looks up integer sequences from the ...
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Is there a better way to unit test a repository for a large aggregate root?

In our project we use domain-driven design and our customer aggregate root is large. The unit tests for the aggregate root itself are simple (~50 or so tests), but I am struggling with the repository ...
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1answer
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Haskell Hspec/Quickcheck test for numeric function

I'm learning to use HSpec and QuickCheck. As example I was implementing the Pseudocode from Wikipedia:Extended Euclidean Algorithm. You can find the project at github for the implementation of the ...
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3answers
121 views

CAN Bus testing

I am creating a Python 3.8 script that executes a series of tests that reads and writes information to and from a CAN bus network. I'm using the python-can and the cantools packages. I've managed to ...
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Cypress tests for Monopoly

I am creating Monopoly using react hooks. I am using cypress for testing it. The first test I have to create is to check about dice rolls. I have three tests in which I am repeating the same kind of ...
4
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2answers
73 views

Mock Atm program basic functions and xUnit unit test

For self learning purpose, I have created some xUnit unit test for these 2 Atm classes. At the moment, data is store in the in-memory object. This version is extended from previous version. For ...
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1answer
41 views

Testing Depth First Search Using Pytest

I have an implementation of depth first search, which I want to test using the pytest framework. I would be making test cases for other graph algorithms, and would ...
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43 views

Finding, substituting and executing values in dictionaries

I wrote this code for finding, substituting and executing values in dictionary, much like $() bash operator works. I used nested functions for this, forming ...
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1answer
135 views

In Memory Database in Unit tests, isolate the tests

I have stumbled across these unit tests in a code review that are using in memory db: ...
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1answer
127 views

Is this a good unit test for testing three types of mappings all at once?

This question is related to my previous two questions, in which I have implemented HashTable, and also SortedListMap and ...
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2answers
115 views

Sanity check a simple RPG character

I'm writing an assistant for the tabletop RPG Pathfinder in Java. I intend to use the MVVM pattern using JavaFX, possibly through mvvmFX. Before I go into the V-VM phase, I have built a first ...
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1answer
50 views

Selecting/ Deselecting All from Checkbox

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66 views

high card game implementation

I wanted to write a simple implementation for a high card game. Basically two cards are drawn and the higher one wins. Additional rules: support for multiple decks, if same suits drawn then the ...
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1answer
592 views

Multiplayer card game “Hearts” with OOP in Python

To practice Object-Oriented Python and learning how to write tests, I found an exercise and solved it as below(all classes are put in one block of code to make the question a little bit more readable):...
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DistinctCount extension method

Here I go again. I have been finding a fairly common pattern in business logic code. And that pattern looks like this: ...

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